From e36c8a569582c3bd211450610405399d844f13ba Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Wed, 27 Feb 2019 20:44:27 +0700
Subject: [PATCH 01/52] Add time change menu

---
 src/prompt/contestConfig/time.js | 45 ++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 src/prompt/contestConfig/time.js

diff --git a/src/prompt/contestConfig/time.js b/src/prompt/contestConfig/time.js
new file mode 100644
index 00000000..e09f06a8
--- /dev/null
+++ b/src/prompt/contestConfig/time.js
@@ -0,0 +1,45 @@
+"use strict";
+
+const Enquirer = require("enquirer");
+
+const enquirer = new Enquirer();
+
+const validateTime = (timeStr) => {
+    return new Date(timeStr).toJSON() === timeStr;
+};
+
+const getDate = (() => {
+    const now = new Date();
+    now.setMilliseconds(0);
+    now.setSeconds(0);
+    now.setMinutes((Math.ceil(now.getMinutes() / 15) + 1) * 15);
+    return now;
+})();
+
+const prompt = enquirer.prompt({
+    type: "form",
+    name: "contest",
+    message: "Please provide the following information:",
+    choices: [
+        { name: "name", message: "Contest name:" },
+        {
+            name: "startTime",
+            message: "Start time:",
+            initial: getDate.toJSON(),
+            validate: validateTime
+        },
+        {
+            name: "endTime",
+            message: "End time:",
+            initial: getDate.toJSON(),
+            validate: validateTime
+        }
+    ]
+});
+
+prompt
+    .then((value) => {
+        return value;
+    })
+    .then(console.log)
+    .catch(console.error);

From 494d33ac5c87394871bce2158ef32cdd999f015f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Thu, 28 Feb 2019 20:18:47 +0700
Subject: [PATCH 02/52] Skip building tag

---
 appveyor.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/appveyor.yml b/appveyor.yml
index 594f6367..6c7ae1af 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,5 @@
 version: 1.{build}
+skip_tags: true
 pull_requests:
   do_not_increment_build_number: true
 branches:

From 55fd534045b3bc899f1118f4f199b7a294aa7a2a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Fri, 1 Mar 2019 18:05:12 +0700
Subject: [PATCH 03/52] Remove duplicate code

---
 src/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/index.js b/src/index.js
index 1aa96105..6cb9f5cc 100644
--- a/src/index.js
+++ b/src/index.js
@@ -29,6 +29,7 @@ async function main() {
     let res = {};
     Console.log("MIRAI Wafter 1.0.0");
     Console.log("Copyright (c) 2018 Vườn ươm A0. MIT License.");
+
     try {
         while (res.main !== "Exit") {
             res = await mainPrompt();
@@ -41,7 +42,6 @@ async function main() {
         }
     } catch (err) {
         Console.log(err.message);
-        process.exit();
     }
     process.exit();
 }

From df2861ee41f2519d968ddcc6d93b5999520a189c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Fri, 1 Mar 2019 19:33:38 +0700
Subject: [PATCH 04/52] Wrap server as module so index.js can call it properly

---
 src/index.js  |   3 +-
 src/server.js | 151 +++++++++++++++++++++++++++-----------------------
 2 files changed, 83 insertions(+), 71 deletions(-)

diff --git a/src/index.js b/src/index.js
index 6cb9f5cc..9b40c0fd 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,5 +1,6 @@
 const Enquirer = require("enquirer");
 const Console = require("console");
+const server = require("./server");
 const addUser = require("./prompt/addUser");
 
 const enquirer = new Enquirer();
@@ -36,7 +37,7 @@ async function main() {
             await mainChoices[res.main]();
 
             if (res.main === "Start server") {
-                require("./server");
+                server();
                 return;
             }
         }
diff --git a/src/server.js b/src/server.js
index be2030e8..209c01e1 100644
--- a/src/server.js
+++ b/src/server.js
@@ -8,75 +8,86 @@ const session = require("express-session");
 const bodyParser = require("body-parser");
 const ip = require("ip");
 
-const server = require("./config/server");
-const passportConfig = require("./controller/passportConfig");
-const initJudger = require("./controller/initJudger");
-const { logToConsole, logToFile } = require("./middleware/log");
-
-const info = require("./routes/info");
-const subs = require("./routes/subs");
-const users = require("./routes/users");
-const score = require("./routes/score");
-
-passportConfig(passport);
-initJudger();
-
-const app = express();
-
-const PORT = server.port;
-
-app.use(helmet());
-app.use(helmet.noCache());
-app.use(logToConsole);
-app.use(logToFile);
-
-app.use(bodyParser.urlencoded({ extended: true }));
-app.use(
-    session({
-        resave: false,
-        saveUninitialized: true,
-        secret: server.secret
-    })
-);
-app.use(passport.initialize());
-app.use(passport.session());
-
-// API
-app.all("/api", (req, res) => {
-    res.sendStatus(204);
-});
-app.use("/api/info", info);
-app.use("/api/subs", subs);
-app.use("/api/users", users);
-app.use("/api/score", score);
-
-app.post("/api/login", passport.authenticate("local"), (req, res) => {
-    res.sendStatus(200);
-});
-
-app.get("/api/logout", (req, res) => {
-    req.logout();
-    res.sendStatus(200);
-});
-
-app.all("/api/*", (req, res) => {
-    res.sendStatus(404);
-});
-
-app.use("/", express.static(server.staticFolder));
-// Temp solution ?
-app.use("/*", (req, res) => {
-    res.sendFile(server.staticFolder + "/index.html");
-});
-
-let serv = app.listen(PORT, () => {
-    Console.log(
-        `Wafter is serving at http://${ip.address()}:${serv.address().port}`
+/**
+ * Main server function
+ */
+function main() {
+    // These module call config module which read and export itself,
+    // thus they cannot be called outside main()
+    const server = require("./config/server");
+    const passportConfig = require("./controller/passportConfig");
+    const initJudger = require("./controller/initJudger");
+    const { logToConsole, logToFile } = require("./middleware/log");
+
+    const info = require("./routes/info");
+    const subs = require("./routes/subs");
+    const users = require("./routes/users");
+    const score = require("./routes/score");
+
+    passportConfig(passport);
+    initJudger();
+
+    const app = express();
+
+    const PORT = server.port;
+
+    app.use(helmet());
+    app.use(helmet.noCache());
+    app.use(logToConsole);
+    app.use(logToFile);
+
+    app.use(bodyParser.urlencoded({ extended: true }));
+    app.use(
+        session({
+            resave: false,
+            saveUninitialized: true,
+            secret: server.secret
+        })
     );
-});
-process.on("exit", () => {
-    serv.close(() => {
-        Console.log("Closing server");
-        process.exit(0);
+    app.use(passport.initialize());
+    app.use(passport.session());
+
+    // API
+    app.all("/api", (req, res) => {
+        res.sendStatus(204);
+    });
+    app.use("/api/info", info);
+    app.use("/api/subs", subs);
+    app.use("/api/users", users);
+    app.use("/api/score", score);
+
+    app.post("/api/login", passport.authenticate("local"), (req, res) => {
+        res.sendStatus(200);
+    });
+
+    app.get("/api/logout", (req, res) => {
+        req.logout();
+        res.sendStatus(200);
     });
-});
+
+    app.all("/api/*", (req, res) => {
+        res.sendStatus(404);
+    });
+
+    app.use("/", express.static(server.staticFolder));
+    // Temp solution ?
+    app.use("/*", (req, res) => {
+        res.sendFile(server.staticFolder + "/index.html");
+    });
+
+    let serv = app.listen(PORT, () => {
+        Console.log(
+            `Wafter is serving at http://${ip.address()}:${serv.address().port}`
+        );
+    });
+
+    process.on("exit", () => {
+        Console.log("Shutting down Wafter");
+        // No need to callback because it's time consuming
+        serv.close();
+    });
+
+    return serv;
+}
+
+module.exports = main;

From 97d3cc8f6c22f84d5813f7082dc2b9f9f9853e3a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Fri, 1 Mar 2019 22:07:10 +0700
Subject: [PATCH 05/52] Rewrite time interface Phew, that's a lot of work

---
 src/prompt/contestConfig/time.js | 80 +++++++++++++++++++-------------
 1 file changed, 49 insertions(+), 31 deletions(-)

diff --git a/src/prompt/contestConfig/time.js b/src/prompt/contestConfig/time.js
index e09f06a8..ce1164be 100644
--- a/src/prompt/contestConfig/time.js
+++ b/src/prompt/contestConfig/time.js
@@ -4,42 +4,60 @@ const Enquirer = require("enquirer");
 
 const enquirer = new Enquirer();
 
-const validateTime = (timeStr) => {
-    return new Date(timeStr).toJSON() === timeStr;
-};
-
-const getDate = (() => {
+const getNow = () => {
     const now = new Date();
     now.setMilliseconds(0);
     now.setSeconds(0);
     now.setMinutes((Math.ceil(now.getMinutes() / 15) + 1) * 15);
     return now;
+};
+
+const timeList = (() => {
+    let now = getNow();
+    const res = {};
+    for (let i = 0; i < 40; ++i) {
+        res[now.toLocaleString()] = now;
+        now.setMinutes(now.getMinutes() + 15);
+    }
+    return res;
 })();
 
-const prompt = enquirer.prompt({
-    type: "form",
-    name: "contest",
-    message: "Please provide the following information:",
-    choices: [
-        { name: "name", message: "Contest name:" },
-        {
-            name: "startTime",
-            message: "Start time:",
-            initial: getDate.toJSON(),
-            validate: validateTime
-        },
-        {
-            name: "endTime",
-            message: "End time:",
-            initial: getDate.toJSON(),
-            validate: validateTime
-        }
-    ]
-});
+const offSetList = (() => {
+    let now = new Date(0);
+    const res = {};
+    for (let i = 1; i <= 20; ++i) {
+        now.setMinutes(now.getMinutes() + 15);
+        let str = "";
+        if (now.getHours() > 7)
+            str += (now.getHours() - 7).toString() + " hour(s) ";
+        if (now.getMinutes() !== 0)
+            str += now.getMinutes().toString() + " minute(s)";
+        res[str.trim()] = i * 15 * 60 * 1000;
+    }
+    return res;
+})();
 
-prompt
-    .then((value) => {
-        return value;
-    })
-    .then(console.log)
-    .catch(console.error);
+const timePrompt = enquirer.prompt([
+    {
+        type: "select",
+        name: "startTime",
+        message: "Start time:",
+        choices: Object.keys(timeList),
+        limit: 5,
+        result: (val) => timeList[val]
+    },
+    {
+        type: "select",
+        name: "offset",
+        message: "Duration:",
+        choices: Object.keys(offSetList),
+        limit: 5,
+        initial: "1 hour(s)",
+        result: (val) => offSetList[val]
+    }
+]);
+
+module.exports = timePrompt.then((value) => {
+    value.endTime = new Date(value.startTime.getTime() + value.offset);
+    delete value.offset;
+});

From 76df3c177c3bb7c7b0a177be36ac2d11d9bec279 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sat, 2 Mar 2019 06:54:08 +0700
Subject: [PATCH 06/52] Improve UX

---
 src/prompt/contestConfig/time.js | 60 +++++++++++++++++---------------
 1 file changed, 32 insertions(+), 28 deletions(-)

diff --git a/src/prompt/contestConfig/time.js b/src/prompt/contestConfig/time.js
index ce1164be..7d137a55 100644
--- a/src/prompt/contestConfig/time.js
+++ b/src/prompt/contestConfig/time.js
@@ -25,39 +25,43 @@ const timeList = (() => {
 const offSetList = (() => {
     let now = new Date(0);
     const res = {};
-    for (let i = 1; i <= 20; ++i) {
+    for (let i = 1; i <= 40; ++i) {
         now.setMinutes(now.getMinutes() + 15);
         let str = "";
-        if (now.getHours() > 7)
-            str += (now.getHours() - 7).toString() + " hour(s) ";
-        if (now.getMinutes() !== 0)
-            str += now.getMinutes().toString() + " minute(s)";
+        if (now.getHours() > 7) str += (now.getHours() - 7).toString() + " hr ";
+        if (now.getMinutes() !== 0) str += now.getMinutes().toString() + " min";
         res[str.trim()] = i * 15 * 60 * 1000;
     }
     return res;
 })();
 
-const timePrompt = enquirer.prompt([
-    {
-        type: "select",
-        name: "startTime",
-        message: "Start time:",
-        choices: Object.keys(timeList),
-        limit: 5,
-        result: (val) => timeList[val]
-    },
-    {
-        type: "select",
-        name: "offset",
-        message: "Duration:",
-        choices: Object.keys(offSetList),
-        limit: 5,
-        initial: "1 hour(s)",
-        result: (val) => offSetList[val]
-    }
-]);
+/**
+ * Change time prompt
+ */
+async function timePrompt() {
+    const { startTime, endTime } = enquirer
+        .prompt([
+            {
+                type: "select",
+                name: "startTime",
+                message: "Start time:",
+                choices: Object.keys(timeList),
+                limit: 5,
+                result: (val) => timeList[val]
+            },
+            {
+                type: "select",
+                name: "offset",
+                message: "Duration:",
+                choices: Object.keys(offSetList),
+                limit: 5,
+                initial: "1 hr",
+                result: (val) => offSetList[val]
+            }
+        ])
+        .then((value) => {
+            value.endTime = new Date(value.startTime.getTime() + value.offset);
+        });
+}
 
-module.exports = timePrompt.then((value) => {
-    value.endTime = new Date(value.startTime.getTime() + value.offset);
-    delete value.offset;
-});
+module.exports = timePrompt;

From cf14aa9743e64acd8545f709a6197951488fdfe1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sat, 2 Mar 2019 09:00:23 +0700
Subject: [PATCH 07/52] Rewrite config system to match new spec

---
 src/config/contest.js                         |  4 +-
 src/config/kon.js                             |  5 ++-
 src/config/server.js                          |  4 +-
 src/util/config.js                            | 42 +++++++++++++++++++
 .../config/{readKonConfig.js => KonConfig.js} | 30 +++----------
 .../{readCtConfig.js => contestConfig.js}     | 31 ++++++++------
 .../{readServerConfig.js => serverConfig.js}  |  2 +-
 src/util/getNow.js                            | 12 ++++++
 src/util/readConfig.js                        | 17 --------
 9 files changed, 86 insertions(+), 61 deletions(-)
 create mode 100644 src/util/config.js
 rename src/util/config/{readKonConfig.js => KonConfig.js} (53%)
 rename src/util/config/{readCtConfig.js => contestConfig.js} (73%)
 rename src/util/config/{readServerConfig.js => serverConfig.js} (92%)
 create mode 100644 src/util/getNow.js
 delete mode 100644 src/util/readConfig.js

diff --git a/src/config/contest.js b/src/config/contest.js
index f56e2336..e4bf4586 100644
--- a/src/config/contest.js
+++ b/src/config/contest.js
@@ -1,5 +1,5 @@
 "use strict";
 
-const contestConfig = require("../util/config/readCtConfig");
+const contestConfig = require("../util/config/contestConfig");
 
-module.exports = contestConfig.config();
+module.exports = contestConfig.read();
diff --git a/src/config/kon.js b/src/config/kon.js
index 41242a80..ff9aec80 100644
--- a/src/config/kon.js
+++ b/src/config/kon.js
@@ -2,7 +2,8 @@
 
 const { existsSync, mkdirSync } = require("fs");
 
-const KonConfig = require("../util/config/readKonConfig");
+const Judger = require("../driver/kon");
+const KonConfig = require("../util/config/KonConfig");
 
 // Require valid folder to work
 const taskFolder = "Tasks";
@@ -10,6 +11,6 @@ const taskFolder = "Tasks";
 if (!existsSync(taskFolder)) mkdirSync(taskFolder);
 
 module.exports = {
-    judgers: KonConfig.config(),
+    judgers: KonConfig.read().map((kon) => new Judger(kon.url, kon.prob)),
     tasks: taskFolder
 };
diff --git a/src/config/server.js b/src/config/server.js
index 8b1e9e0d..607922be 100644
--- a/src/config/server.js
+++ b/src/config/server.js
@@ -3,7 +3,7 @@
 const path = require("path");
 const { existsSync, mkdirSync, writeFileSync } = require("fs");
 
-const serverConfig = require("../util/config/readServerConfig");
+const serverConfig = require("../util/config/serverConfig");
 
 const staticFolder = path.join(__dirname, "../../public");
 if (!existsSync(staticFolder)) mkdirSync(staticFolder);
@@ -12,7 +12,7 @@ const sampleHTML =
 if (!existsSync(staticFolder + "/index.html"))
     writeFileSync(staticFolder + "/index.html", sampleHTML);
 
-const serverCfg = Object.assign(serverConfig.config(), {
+const serverCfg = Object.assign(serverConfig(), {
     staticFolder: staticFolder
 });
 
diff --git a/src/util/config.js b/src/util/config.js
new file mode 100644
index 00000000..d03dee46
--- /dev/null
+++ b/src/util/config.js
@@ -0,0 +1,42 @@
+"use strict";
+
+const { readFileSync } = require("fs");
+const { writeFileSync } = require("fs");
+
+class ConfigObject {
+    constructor(file, parse = (x) => x, sample = () => {}) {
+        this.file = file;
+        this.parse = parse;
+        this.sample = sample;
+    }
+    genIfNotExist() {
+        this.write(this.sample());
+    }
+    read() {
+        try {
+            const rawData = readFileSync(this.file, "utf8");
+            return this.parse(JSON.parse(rawData));
+        } catch (err) {
+            throw new Error(
+                `Cannot read config file: "${this.file}": ${err.message}`
+            );
+        }
+    }
+    write(data) {
+        try {
+            const parsedData = JSON.stringify(this.parse(data), null, 4);
+            return writeFileSync(this.file, parsedData);
+        } catch (err) {
+            throw new Error(
+                `Cannot write config file: "${this.file}": ${err.message}`
+            );
+        }
+    }
+    update(data) {
+        const store = this.read();
+        const updated = Object.assign(store, data);
+        this.write(updated);
+    }
+}
+
+module.exports = ConfigObject;
diff --git a/src/util/config/readKonConfig.js b/src/util/config/KonConfig.js
similarity index 53%
rename from src/util/config/readKonConfig.js
rename to src/util/config/KonConfig.js
index 85ee0e2d..3da52709 100644
--- a/src/util/config/readKonConfig.js
+++ b/src/util/config/KonConfig.js
@@ -1,12 +1,9 @@
 "use strict";
 
-const { existsSync, writeFileSync } = require("fs");
-
 const validUrl = require("valid-url");
 
-const Judger = require("../../driver/kon");
 const parseProbList = require("../parseProbList");
-const readConfig = require("../readConfig");
+const Config = require("../config");
 
 /**
  * Parse & validate Kon config data into formatted one
@@ -27,25 +24,10 @@ function parseKonConfig(configData) {
             return arr;
         }, [])
         .filter((kon) => validUrl.isWebUri(kon.url))
-        .map((kon) => new Judger(kon.url, parseProbList(kon.prob)));
-}
-
-/**
- * Read kon config
- */
-function KonConfig() {
-    const konListFile = "kon.json";
-    try {
-        // Pre-create konList
-        if (!existsSync(konListFile)) writeFileSync(konListFile, "[]");
-
-        return parseKonConfig(readConfig(konListFile));
-    } catch (err) {
-        throw new Error(`Failed to read config for Kon: ${err.message}`);
-    }
+        .map((kon) => ({
+            url: kon.url,
+            prob: parseProbList(kon.prob)
+        }));
 }
 
-module.exports = {
-    config: KonConfig,
-    parse: parseKonConfig
-};
+module.exports = new Config("kon.json", parseKonConfig, () => "[]");
diff --git a/src/util/config/readCtConfig.js b/src/util/config/contestConfig.js
similarity index 73%
rename from src/util/config/readCtConfig.js
rename to src/util/config/contestConfig.js
index 05b82ee7..3d200f71 100644
--- a/src/util/config/readCtConfig.js
+++ b/src/util/config/contestConfig.js
@@ -1,7 +1,8 @@
 "use strict";
 
 const score = require("../score");
-const readConfig = require("../readConfig");
+const Config = require("../config");
+const getNow = require("../getNow");
 
 /**
  * Parse ISO 8601 into Date object
@@ -41,6 +42,7 @@ function parseCtCfg(configData) {
 
     name = String(name);
     mode = String(mode);
+
     if (!score.hasOwnProperty(mode)) throw new Error("Invalid mode");
 
     startTime = parseTime(startTime);
@@ -59,18 +61,21 @@ function parseCtCfg(configData) {
 }
 
 /**
- * Read Config from contest.json
+ * Create sample of contest config
  */
-function contestConfig() {
-    const ctCfgFile = "contest.json";
-    try {
-        return parseCtCfg(readConfig(ctCfgFile));
-    } catch (err) {
-        throw new Error(`Invalid contest file (${ctCfgFile}): ${err.message}`);
-    }
+function getSample() {
+    const now = getNow();
+    const start = now.toJSON();
+    now.setHours(now.getHours() + 1);
+    const end = now.toJSON();
+    return {
+        name: "Sample Contest",
+        mode: "OI",
+        startTime: start,
+        endTime: end,
+        probList: [],
+        allowedCodeExt: [".CPP", ".C"]
+    };
 }
 
-module.exports = {
-    config: contestConfig,
-    parse: parseCtCfg
-};
+module.exports = new Config("contest.json", parseCtCfg, getSample);
diff --git a/src/util/config/readServerConfig.js b/src/util/config/serverConfig.js
similarity index 92%
rename from src/util/config/readServerConfig.js
rename to src/util/config/serverConfig.js
index 71be3114..85d5c5b6 100644
--- a/src/util/config/readServerConfig.js
+++ b/src/util/config/serverConfig.js
@@ -19,4 +19,4 @@ function serverConfig() {
     };
 }
 
-module.exports.config = serverConfig;
+module.exports = serverConfig;
diff --git a/src/util/getNow.js b/src/util/getNow.js
new file mode 100644
index 00000000..c40dd874
--- /dev/null
+++ b/src/util/getNow.js
@@ -0,0 +1,12 @@
+/**
+ * Get nearest '15 time
+ */
+const getNow = () => {
+    const now = new Date();
+    now.setMilliseconds(0);
+    now.setSeconds(0);
+    now.setMinutes((Math.ceil(now.getMinutes() / 15) + 1) * 15);
+    return now;
+};
+
+module.exports = getNow;
diff --git a/src/util/readConfig.js b/src/util/readConfig.js
deleted file mode 100644
index 674402ac..00000000
--- a/src/util/readConfig.js
+++ /dev/null
@@ -1,17 +0,0 @@
-"use strict";
-
-const { readFileSync } = require("fs");
-
-/**
- * Read Config File
- * @param {String} configFile File name
- */
-function readConfig(configFile) {
-    try {
-        return JSON.parse(readFileSync(configFile, "utf8"));
-    } catch (err) {
-        throw new Error(`Cannot read config file: "${configFile}."`);
-    }
-}
-
-module.exports = readConfig;

From bc55648fd30df2a1aa35ae2bf2222f701488397a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sat, 2 Mar 2019 09:00:48 +0700
Subject: [PATCH 08/52] Reflect new config system

---
 src/prompt/contestConfig/time.js | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/src/prompt/contestConfig/time.js b/src/prompt/contestConfig/time.js
index 7d137a55..584ce69f 100644
--- a/src/prompt/contestConfig/time.js
+++ b/src/prompt/contestConfig/time.js
@@ -1,17 +1,11 @@
 "use strict";
 
 const Enquirer = require("enquirer");
+const getNow = require("../../util/getNow");
+const contestConfig = require("../../util/config/contestConfig");
 
 const enquirer = new Enquirer();
 
-const getNow = () => {
-    const now = new Date();
-    now.setMilliseconds(0);
-    now.setSeconds(0);
-    now.setMinutes((Math.ceil(now.getMinutes() / 15) + 1) * 15);
-    return now;
-};
-
 const timeList = (() => {
     let now = getNow();
     const res = {};
@@ -39,7 +33,8 @@ const offSetList = (() => {
  * Change time prompt
  */
 async function timePrompt() {
-    const { startTime, endTime } = enquirer
+    contestConfig.genIfNotExist();
+    const { startTime, endTime } = await enquirer
         .prompt([
             {
                 type: "select",
@@ -61,7 +56,12 @@ async function timePrompt() {
         ])
         .then((value) => {
             value.endTime = new Date(value.startTime.getTime() + value.offset);
+            value.startTime = value.startTime.toJSON();
+            value.endTime = value.endTime.toJSON();
+            return value;
         });
+
+    contestConfig.update({ startTime, endTime });
 }
 
 module.exports = timePrompt;

From 52c7e5be18e83f91268abaebe7f79d2e0b4663fa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sat, 2 Mar 2019 09:21:45 +0700
Subject: [PATCH 09/52] Fix genIfNotExist()

---
 src/util/config.js | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/util/config.js b/src/util/config.js
index d03dee46..28a1d03a 100644
--- a/src/util/config.js
+++ b/src/util/config.js
@@ -1,7 +1,6 @@
 "use strict";
 
-const { readFileSync } = require("fs");
-const { writeFileSync } = require("fs");
+const { readFileSync, writeFileSync, existsSync } = require("fs");
 
 class ConfigObject {
     constructor(file, parse = (x) => x, sample = () => {}) {
@@ -10,7 +9,7 @@ class ConfigObject {
         this.sample = sample;
     }
     genIfNotExist() {
-        this.write(this.sample());
+        if (!existsSync(this.file)) this.write(this.sample());
     }
     read() {
         try {

From 78b25e599665ca35ac7e89546a8e4900d6d6e573 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sat, 2 Mar 2019 09:22:17 +0700
Subject: [PATCH 10/52] Add contestOptions menu

---
 src/index.js                 |  4 +++-
 src/prompt/contestOptions.js | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+), 1 deletion(-)
 create mode 100644 src/prompt/contestOptions.js

diff --git a/src/index.js b/src/index.js
index 1aa96105..881a5ee6 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,12 +1,14 @@
 const Enquirer = require("enquirer");
 const Console = require("console");
 const addUser = require("./prompt/addUser");
+const contestOptions = require("./prompt/contestOptions");
 
 const enquirer = new Enquirer();
 
 const mainChoices = {
     "Start server": () => {},
-    "Add user": () => addUser(),
+    "Add user": addUser,
+    "Contest options": contestOptions,
     Exit: () => {}
 };
 
diff --git a/src/prompt/contestOptions.js b/src/prompt/contestOptions.js
new file mode 100644
index 00000000..8859b4ac
--- /dev/null
+++ b/src/prompt/contestOptions.js
@@ -0,0 +1,33 @@
+const Console = require("console");
+const Enquirer = require("enquirer");
+
+const time = require("./contestConfig/time");
+
+const enquirer = new Enquirer();
+
+/**
+ * Prompt for contest's option
+ */
+async function contestOptionsPrompt() {
+    let contestOptionsContainer = {
+        "Change time": time
+    };
+
+    const { choice } = await enquirer.prompt({
+        type: "select",
+        name: "choice",
+        message: "Contest Options",
+        choices: Object.keys(contestOptionsContainer)
+    });
+
+    return contestOptionsContainer[choice]().then(
+        () => {
+            Console.log("Contest's configuration saved");
+        },
+        () => {
+            Console.log("Contest's configuration cannot be saved :(");
+        }
+    );
+}
+
+module.exports = contestOptionsPrompt;

From 587dacae1f5ac191896e125ea5d79994045892d1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sat, 2 Mar 2019 09:22:34 +0700
Subject: [PATCH 11/52] Improve UI of timePrompt

---
 src/prompt/contestConfig/time.js | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/prompt/contestConfig/time.js b/src/prompt/contestConfig/time.js
index 584ce69f..f4f6e279 100644
--- a/src/prompt/contestConfig/time.js
+++ b/src/prompt/contestConfig/time.js
@@ -41,7 +41,7 @@ async function timePrompt() {
                 name: "startTime",
                 message: "Start time:",
                 choices: Object.keys(timeList),
-                limit: 5,
+                limit: 1,
                 result: (val) => timeList[val]
             },
             {
@@ -49,8 +49,7 @@ async function timePrompt() {
                 name: "offset",
                 message: "Duration:",
                 choices: Object.keys(offSetList),
-                limit: 5,
-                initial: "1 hr",
+                limit: 1,
                 result: (val) => offSetList[val]
             }
         ])

From 421356df092efeda0730a756ffc425dc74c44f94 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sat, 2 Mar 2019 09:23:49 +0700
Subject: [PATCH 12/52] Edit text on reject

---
 src/prompt/contestOptions.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/prompt/contestOptions.js b/src/prompt/contestOptions.js
index 8859b4ac..e94a93bb 100644
--- a/src/prompt/contestOptions.js
+++ b/src/prompt/contestOptions.js
@@ -25,7 +25,7 @@ async function contestOptionsPrompt() {
             Console.log("Contest's configuration saved");
         },
         () => {
-            Console.log("Contest's configuration cannot be saved :(");
+            Console.log("Contest's configuration was not saved :(");
         }
     );
 }

From 5a2873e9feaf2cf4ca6b8844f740a85fce8d344d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sat, 2 Mar 2019 10:16:50 +0700
Subject: [PATCH 13/52] FIx incorrect date configured

---
 src/prompt/contestConfig/time.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/prompt/contestConfig/time.js b/src/prompt/contestConfig/time.js
index f4f6e279..7407b567 100644
--- a/src/prompt/contestConfig/time.js
+++ b/src/prompt/contestConfig/time.js
@@ -10,7 +10,7 @@ const timeList = (() => {
     let now = getNow();
     const res = {};
     for (let i = 0; i < 40; ++i) {
-        res[now.toLocaleString()] = now;
+        res[now.toLocaleString()] = new Date(now);
         now.setMinutes(now.getMinutes() + 15);
     }
     return res;

From 1c612ef4c978b74085b24318ed738dae4be81e36 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sat, 2 Mar 2019 10:28:25 +0700
Subject: [PATCH 14/52] Fix return

---
 src/util/config/KonConfig.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/util/config/KonConfig.js b/src/util/config/KonConfig.js
index 3da52709..72118651 100644
--- a/src/util/config/KonConfig.js
+++ b/src/util/config/KonConfig.js
@@ -30,4 +30,4 @@ function parseKonConfig(configData) {
         }));
 }
 
-module.exports = new Config("kon.json", parseKonConfig, () => "[]");
+module.exports = new Config("kon.json", parseKonConfig, () => []);

From 0a2f4386ad47eeb4fb193cd040ce8260b828b78e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sat, 2 Mar 2019 10:28:45 +0700
Subject: [PATCH 15/52] Generate config file from menu

---
 src/index.js                     | 5 +++++
 src/prompt/contestConfig/time.js | 1 -
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/index.js b/src/index.js
index 881a5ee6..bbe58f94 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,8 +1,12 @@
 const Enquirer = require("enquirer");
 const Console = require("console");
+
 const addUser = require("./prompt/addUser");
 const contestOptions = require("./prompt/contestOptions");
 
+require("./util/config/contestConfig").genIfNotExist();
+require("./util/config/KonConfig").genIfNotExist();
+
 const enquirer = new Enquirer();
 
 const mainChoices = {
@@ -29,6 +33,7 @@ async function mainPrompt() {
  */
 async function main() {
     let res = {};
+
     Console.log("MIRAI Wafter 1.0.0");
     Console.log("Copyright (c) 2018 Vườn ươm A0. MIT License.");
     try {
diff --git a/src/prompt/contestConfig/time.js b/src/prompt/contestConfig/time.js
index 7407b567..7f543556 100644
--- a/src/prompt/contestConfig/time.js
+++ b/src/prompt/contestConfig/time.js
@@ -33,7 +33,6 @@ const offSetList = (() => {
  * Change time prompt
  */
 async function timePrompt() {
-    contestConfig.genIfNotExist();
     const { startTime, endTime } = await enquirer
         .prompt([
             {

From d361871af01e3d0129b93aafd1114122a4dcb0f3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sat, 2 Mar 2019 11:00:58 +0700
Subject: [PATCH 16/52] Patch conversation between ISO 8601 and Date()

---
 src/config/contest.js            | 6 +++++-
 src/util/config/contestConfig.js | 4 ++--
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/config/contest.js b/src/config/contest.js
index e4bf4586..80cb3969 100644
--- a/src/config/contest.js
+++ b/src/config/contest.js
@@ -2,4 +2,8 @@
 
 const contestConfig = require("../util/config/contestConfig");
 
-module.exports = contestConfig.read();
+const contest = contestConfig.read();
+contest.startTime = new Date(contest.startTime);
+contest.endTime = new Date(contest.endTime);
+
+module.exports = contest;
diff --git a/src/util/config/contestConfig.js b/src/util/config/contestConfig.js
index 3d200f71..d4c970e7 100644
--- a/src/util/config/contestConfig.js
+++ b/src/util/config/contestConfig.js
@@ -45,8 +45,8 @@ function parseCtCfg(configData) {
 
     if (!score.hasOwnProperty(mode)) throw new Error("Invalid mode");
 
-    startTime = parseTime(startTime);
-    endTime = parseTime(endTime);
+    startTime = parseTime(startTime).toJSON();
+    endTime = parseTime(endTime).toJSON();
 
     if (startTime >= endTime) throw new Error("Start time is after end time");
 

From 7fa036368e0f93a449735a7dd568924cd77aa736 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sat, 2 Mar 2019 11:01:12 +0700
Subject: [PATCH 17/52] Add mode and name prompt

---
 src/prompt/contestConfig/mode.js | 23 +++++++++++++++++++++++
 src/prompt/contestConfig/name.js | 21 +++++++++++++++++++++
 src/prompt/contestOptions.js     | 10 +++++++---
 3 files changed, 51 insertions(+), 3 deletions(-)
 create mode 100644 src/prompt/contestConfig/mode.js
 create mode 100644 src/prompt/contestConfig/name.js

diff --git a/src/prompt/contestConfig/mode.js b/src/prompt/contestConfig/mode.js
new file mode 100644
index 00000000..2e2875d3
--- /dev/null
+++ b/src/prompt/contestConfig/mode.js
@@ -0,0 +1,23 @@
+"use strict";
+
+const Enquirer = require("enquirer");
+const contestConfig = require("../../util/config/contestConfig");
+const score = require("../../util/score");
+
+const enquirer = new Enquirer();
+
+/**
+ * Contest mode prompt
+ */
+async function modePrompt() {
+    const { mode } = await enquirer.prompt({
+        type: "select",
+        name: "mode",
+        message: "Contest mode:",
+        choices: Object.keys(score)
+    });
+
+    contestConfig.update({ mode });
+}
+
+module.exports = modePrompt;
diff --git a/src/prompt/contestConfig/name.js b/src/prompt/contestConfig/name.js
new file mode 100644
index 00000000..42aa7b2a
--- /dev/null
+++ b/src/prompt/contestConfig/name.js
@@ -0,0 +1,21 @@
+"use strict";
+
+const Enquirer = require("enquirer");
+const contestConfig = require("../../util/config/contestConfig");
+
+const enquirer = new Enquirer();
+
+/**
+ * Contest name prompt
+ */
+async function namePrompt() {
+    const { name } = await enquirer.prompt({
+        type: "input",
+        name: "name",
+        message: "Contest name:"
+    });
+
+    contestConfig.update({ name });
+}
+
+module.exports = namePrompt;
diff --git a/src/prompt/contestOptions.js b/src/prompt/contestOptions.js
index e94a93bb..3fd27767 100644
--- a/src/prompt/contestOptions.js
+++ b/src/prompt/contestOptions.js
@@ -2,6 +2,8 @@ const Console = require("console");
 const Enquirer = require("enquirer");
 
 const time = require("./contestConfig/time");
+const mode = require("./contestConfig/mode");
+const name = require("./contestConfig/name");
 
 const enquirer = new Enquirer();
 
@@ -10,7 +12,9 @@ const enquirer = new Enquirer();
  */
 async function contestOptionsPrompt() {
     let contestOptionsContainer = {
-        "Change time": time
+        "Change name": name,
+        "Change time": time,
+        "Change mode": mode
     };
 
     const { choice } = await enquirer.prompt({
@@ -24,8 +28,8 @@ async function contestOptionsPrompt() {
         () => {
             Console.log("Contest's configuration saved");
         },
-        () => {
-            Console.log("Contest's configuration was not saved :(");
+        (err) => {
+            Console.log("Contest's configuration was not saved: ", err.message);
         }
     );
 }

From 66b27a27b17471bc5c98ee9020a191563f7995a4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sat, 2 Mar 2019 11:35:35 +0700
Subject: [PATCH 18/52] Revert conversation change and remove parsing when
 writing

---
 src/config/contest.js            | 6 +-----
 src/util/config.js               | 2 +-
 src/util/config/contestConfig.js | 4 ++--
 3 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/src/config/contest.js b/src/config/contest.js
index 80cb3969..e4bf4586 100644
--- a/src/config/contest.js
+++ b/src/config/contest.js
@@ -2,8 +2,4 @@
 
 const contestConfig = require("../util/config/contestConfig");
 
-const contest = contestConfig.read();
-contest.startTime = new Date(contest.startTime);
-contest.endTime = new Date(contest.endTime);
-
-module.exports = contest;
+module.exports = contestConfig.read();
diff --git a/src/util/config.js b/src/util/config.js
index 28a1d03a..2dedf0fa 100644
--- a/src/util/config.js
+++ b/src/util/config.js
@@ -23,7 +23,7 @@ class ConfigObject {
     }
     write(data) {
         try {
-            const parsedData = JSON.stringify(this.parse(data), null, 4);
+            const parsedData = JSON.stringify(data, null, 4);
             return writeFileSync(this.file, parsedData);
         } catch (err) {
             throw new Error(
diff --git a/src/util/config/contestConfig.js b/src/util/config/contestConfig.js
index d4c970e7..3d200f71 100644
--- a/src/util/config/contestConfig.js
+++ b/src/util/config/contestConfig.js
@@ -45,8 +45,8 @@ function parseCtCfg(configData) {
 
     if (!score.hasOwnProperty(mode)) throw new Error("Invalid mode");
 
-    startTime = parseTime(startTime).toJSON();
-    endTime = parseTime(endTime).toJSON();
+    startTime = parseTime(startTime);
+    endTime = parseTime(endTime);
 
     if (startTime >= endTime) throw new Error("Start time is after end time");
 

From 42845435d97b5aada6d882e388657a0ddc861dac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 07:41:41 +0700
Subject: [PATCH 19/52] Revert change in result of konConfig after parsing

---
 src/config/kon.js            | 3 +--
 src/util/config/KonConfig.js | 6 ++----
 2 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/src/config/kon.js b/src/config/kon.js
index ff9aec80..d5b6b8b0 100644
--- a/src/config/kon.js
+++ b/src/config/kon.js
@@ -2,7 +2,6 @@
 
 const { existsSync, mkdirSync } = require("fs");
 
-const Judger = require("../driver/kon");
 const KonConfig = require("../util/config/KonConfig");
 
 // Require valid folder to work
@@ -11,6 +10,6 @@ const taskFolder = "Tasks";
 if (!existsSync(taskFolder)) mkdirSync(taskFolder);
 
 module.exports = {
-    judgers: KonConfig.read().map((kon) => new Judger(kon.url, kon.prob)),
+    judgers: KonConfig.read(),
     tasks: taskFolder
 };
diff --git a/src/util/config/KonConfig.js b/src/util/config/KonConfig.js
index 72118651..3bca07a2 100644
--- a/src/util/config/KonConfig.js
+++ b/src/util/config/KonConfig.js
@@ -2,6 +2,7 @@
 
 const validUrl = require("valid-url");
 
+const Judger = require("../../driver/kon");
 const parseProbList = require("../parseProbList");
 const Config = require("../config");
 
@@ -24,10 +25,7 @@ function parseKonConfig(configData) {
             return arr;
         }, [])
         .filter((kon) => validUrl.isWebUri(kon.url))
-        .map((kon) => ({
-            url: kon.url,
-            prob: parseProbList(kon.prob)
-        }));
+        .map((kon) => new Judger(kon.url, parseProbList(kon.prob)));
 }
 
 module.exports = new Config("kon.json", parseKonConfig, () => []);

From e55433633a2fb2ba7a7bd0af934f9f85eb264cef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 07:43:05 +0700
Subject: [PATCH 20/52] Use toJSON to print Kon Judger

---
 src/driver/kon.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/driver/kon.js b/src/driver/kon.js
index 9e49bdcd..5e31ea32 100644
--- a/src/driver/kon.js
+++ b/src/driver/kon.js
@@ -11,6 +11,12 @@ class Judger {
         this.serverAddress = server_address;
         this.probList = prob_list;
     }
+    toJSON() {
+        return {
+            url: this.serverAddress,
+            prob: this.probList
+        };
+    }
     /**
      * Part 1: checking status of availability of judger
      * @return {Promise<Boolean>} true if judger is available, false otherwise

From 0ffc9ee71b05a67345cc33b206f5428489f9078b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 14:26:16 +0700
Subject: [PATCH 21/52] Fix Error when Wafter doesn't throw error on pairing
 with Kon

---
 src/controller/initJudger.js | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/controller/initJudger.js b/src/controller/initJudger.js
index 49f89b95..f06e5286 100644
--- a/src/controller/initJudger.js
+++ b/src/controller/initJudger.js
@@ -17,9 +17,13 @@ function initJudger() {
             judger
                 .clone(arcPath)
                 .then((res) => {
-                    if (!res.status === 200)
-                        throw Error("Kon isn't return 200");
-                    Console.log(`Sucessfully cloned ${judger.serverAddress}`);
+                    if (res.status === 400)
+                        Console.log(`Kon was in used. ${judger.serverAddress}`);
+                    else if (res.status === 200)
+                        Console.log(
+                            `Sucessfully cloned ${judger.serverAddress}`
+                        );
+                    else throw Error("Cannot verified Kon");
                 })
                 .catch((err) => {
                     Console.log(

From 4f1673ffee262f1bbb1ba88fe3e3a6e7cb477294 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 20:07:54 +0700
Subject: [PATCH 22/52] Improve container filtering duplication, non-string
 value, spaced, ...

---
 src/util/config/contestConfig.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/util/config/contestConfig.js b/src/util/config/contestConfig.js
index 3d200f71..84e8efba 100644
--- a/src/util/config/contestConfig.js
+++ b/src/util/config/contestConfig.js
@@ -21,9 +21,11 @@ function parseTime(timeData) {
  */
 function parseContainer(container) {
     if (!Array.isArray(container)) throw new Error("Invalid Container");
-    return container
-        .map((x) => String(x).toUpperCase())
+    let parsedContainer = container
+        .filter((x) => typeof x === "string")
+        .map((x) => x.trim().toUpperCase())
         .sort((a, b) => a.localeCompare(b));
+    return [...new Set(parsedContainer)];
 }
 
 /**

From faf0b60143f639cf6dc4c27ce82324912fac742d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 20:08:09 +0700
Subject: [PATCH 23/52] Add ace prompt

---
 src/prompt/contestConfig/ace.js | 38 +++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 src/prompt/contestConfig/ace.js

diff --git a/src/prompt/contestConfig/ace.js b/src/prompt/contestConfig/ace.js
new file mode 100644
index 00000000..3e0080eb
--- /dev/null
+++ b/src/prompt/contestConfig/ace.js
@@ -0,0 +1,38 @@
+"use strict";
+
+const Enquirer = require("enquirer");
+const contestConfig = require("../../util/config/contestConfig");
+
+const enquirer = new Enquirer();
+
+/**
+ * Contest name prompt
+ */
+async function acePrompt() {
+    let _ace = contestConfig.read().allowedCodeExt;
+
+    // Temporary solution: create list of language, then filter non-included
+    const langList = [".C", ".CPP", ".JAVA", ".KT", ".PAS", ".PY"];
+    const initAce = langList.filter((x) => _ace.indexOf(x) > -1);
+    const leftAce = _ace.filter((x) => langList.indexOf(x) === -1);
+    const { ace } = await enquirer.prompt({
+        type: "multiselect",
+        name: "ace",
+        message: "Set allowed code extension",
+        hint: "Use <space> to select, <return> to submit",
+        initial: initAce,
+        choices: [
+            { name: ".C", hint: "- C" },
+            { name: ".CPP", hint: "- C++" },
+            { name: ".JAVA", hint: "- Java" },
+            { name: ".KT", hint: "- Kotlin" },
+            { name: ".PAS", hint: "- Pascal" },
+            { name: ".PY", hint: "- Python" }
+        ]
+    });
+    contestConfig.update({ allowedCodeExt: ace.concat(leftAce) });
+}
+
+module.exports = acePrompt;
+
+acePrompt();

From 7085a28514ae239b0d86a2726ab35f280eb0271f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 20:08:17 +0700
Subject: [PATCH 24/52] add probList prompt

---
 src/prompt/contestConfig/probList.js | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 src/prompt/contestConfig/probList.js

diff --git a/src/prompt/contestConfig/probList.js b/src/prompt/contestConfig/probList.js
new file mode 100644
index 00000000..313ee07f
--- /dev/null
+++ b/src/prompt/contestConfig/probList.js
@@ -0,0 +1,22 @@
+"use strict";
+
+const Enquirer = require("enquirer");
+const contestConfig = require("../../util/config/contestConfig");
+
+const enquirer = new Enquirer();
+
+/**
+ * Contest name prompt
+ */
+async function probListPrompt() {
+    let _probList = contestConfig.read().probList;
+    const { probList } = await enquirer.prompt({
+        type: "list",
+        name: "probList",
+        message: "Add problem to contest:"
+    });
+    _probList = _probList.concat(probList);
+    contestConfig.update({ probList: _probList });
+}
+
+module.exports = probListPrompt;

From 4c037337474116dc1efa7cf8256ebaea7c3852f6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 20:21:05 +0700
Subject: [PATCH 25/52] Do parsing when writing data

---
 src/util/config.js | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/src/util/config.js b/src/util/config.js
index 2dedf0fa..5475b37a 100644
--- a/src/util/config.js
+++ b/src/util/config.js
@@ -22,9 +22,21 @@ class ConfigObject {
         }
     }
     write(data) {
+        let exportData = null;
+
+        try {
+            // Paraphrase data in JSON to strict type
+            const jsonized = JSON.parse(JSON.stringify(data));
+            const parsedData = this.parse(jsonized);
+            exportData = JSON.stringify(parsedData, null, 4);
+        } catch (err) {
+            throw new Error(
+                `Failed to parse config file "${this.file}": ${err.message}`
+            );
+        }
+
         try {
-            const parsedData = JSON.stringify(data, null, 4);
-            return writeFileSync(this.file, parsedData);
+            return writeFileSync(this.file, exportData);
         } catch (err) {
             throw new Error(
                 `Cannot write config file: "${this.file}": ${err.message}`

From 170e39f71f07c850f87ec5b151380a077edb6d73 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 20:25:06 +0700
Subject: [PATCH 26/52] Better error report message

---
 src/util/config.js | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/src/util/config.js b/src/util/config.js
index 5475b37a..7ef57c54 100644
--- a/src/util/config.js
+++ b/src/util/config.js
@@ -17,7 +17,7 @@ class ConfigObject {
             return this.parse(JSON.parse(rawData));
         } catch (err) {
             throw new Error(
-                `Cannot read config file: "${this.file}": ${err.message}`
+                `[${this.file}] Cannot read config file: ${err.message}`
             );
         }
     }
@@ -30,16 +30,14 @@ class ConfigObject {
             const parsedData = this.parse(jsonized);
             exportData = JSON.stringify(parsedData, null, 4);
         } catch (err) {
-            throw new Error(
-                `Failed to parse config file "${this.file}": ${err.message}`
-            );
+            throw new Error(`Failed to parse data to write: ${err.message}`);
         }
 
         try {
             return writeFileSync(this.file, exportData);
         } catch (err) {
             throw new Error(
-                `Cannot write config file: "${this.file}": ${err.message}`
+                `[${this.file}] Cannot write config file: ${err.message}`
             );
         }
     }

From 6a87d9859b98ea2cc751755ed74f7fb9fcf9db1a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 20:38:32 +0700
Subject: [PATCH 27/52] Remove temporary call in prompt

---
 src/prompt/contestConfig/ace.js | 2 --
 1 file changed, 2 deletions(-)

diff --git a/src/prompt/contestConfig/ace.js b/src/prompt/contestConfig/ace.js
index 3e0080eb..5f08c4ad 100644
--- a/src/prompt/contestConfig/ace.js
+++ b/src/prompt/contestConfig/ace.js
@@ -34,5 +34,3 @@ async function acePrompt() {
 }
 
 module.exports = acePrompt;
-
-acePrompt();

From 5b19d2204e2f1af1b3754186d4d2a995f3bb1f12 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 20:44:21 +0700
Subject: [PATCH 28/52] Add probList and ace to the list

---
 src/prompt/contestOptions.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/prompt/contestOptions.js b/src/prompt/contestOptions.js
index 3fd27767..c7a41241 100644
--- a/src/prompt/contestOptions.js
+++ b/src/prompt/contestOptions.js
@@ -4,6 +4,8 @@ const Enquirer = require("enquirer");
 const time = require("./contestConfig/time");
 const mode = require("./contestConfig/mode");
 const name = require("./contestConfig/name");
+const ace = require("./contestConfig/ace");
+const probList = require("./contestConfig/probList");
 
 const enquirer = new Enquirer();
 
@@ -14,7 +16,9 @@ async function contestOptionsPrompt() {
     let contestOptionsContainer = {
         "Change name": name,
         "Change time": time,
-        "Change mode": mode
+        "Change mode": mode,
+        "Add problem": probList,
+        "Change allowed code languages": ace
     };
 
     const { choice } = await enquirer.prompt({

From e045a8b26401f205c29765f2267a3f883813dc63 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 20:58:11 +0700
Subject: [PATCH 29/52] Improvise control over async flow

---
 src/prompt/contestConfig/ace.js      |  7 +++----
 src/prompt/contestConfig/mode.js     |  8 ++++----
 src/prompt/contestConfig/name.js     |  7 ++++---
 src/prompt/contestConfig/probList.js |  7 +++----
 src/prompt/contestConfig/time.js     | 10 +++++-----
 src/prompt/contestOptions.js         | 14 ++++++++------
 6 files changed, 27 insertions(+), 26 deletions(-)

diff --git a/src/prompt/contestConfig/ace.js b/src/prompt/contestConfig/ace.js
index 5f08c4ad..6e9a4cce 100644
--- a/src/prompt/contestConfig/ace.js
+++ b/src/prompt/contestConfig/ace.js
@@ -1,15 +1,14 @@
 "use strict";
 
 const Enquirer = require("enquirer");
-const contestConfig = require("../../util/config/contestConfig");
 
 const enquirer = new Enquirer();
 
 /**
  * Contest name prompt
  */
-async function acePrompt() {
-    let _ace = contestConfig.read().allowedCodeExt;
+async function acePrompt(init = {}) {
+    let _ace = init.allowedCodeExt;
 
     // Temporary solution: create list of language, then filter non-included
     const langList = [".C", ".CPP", ".JAVA", ".KT", ".PAS", ".PY"];
@@ -30,7 +29,7 @@ async function acePrompt() {
             { name: ".PY", hint: "- Python" }
         ]
     });
-    contestConfig.update({ allowedCodeExt: ace.concat(leftAce) });
+    return { allowedCodeExt: ace.concat(leftAce) };
 }
 
 module.exports = acePrompt;
diff --git a/src/prompt/contestConfig/mode.js b/src/prompt/contestConfig/mode.js
index 2e2875d3..0bc28ab6 100644
--- a/src/prompt/contestConfig/mode.js
+++ b/src/prompt/contestConfig/mode.js
@@ -1,7 +1,6 @@
 "use strict";
 
 const Enquirer = require("enquirer");
-const contestConfig = require("../../util/config/contestConfig");
 const score = require("../../util/score");
 
 const enquirer = new Enquirer();
@@ -9,15 +8,16 @@ const enquirer = new Enquirer();
 /**
  * Contest mode prompt
  */
-async function modePrompt() {
+async function modePrompt(init = {}) {
+    const _mode = score.hasOwnProperty(init.mode) ? init.mode : null;
     const { mode } = await enquirer.prompt({
         type: "select",
         name: "mode",
         message: "Contest mode:",
+        initial: _mode,
         choices: Object.keys(score)
     });
-
-    contestConfig.update({ mode });
+    return { mode };
 }
 
 module.exports = modePrompt;
diff --git a/src/prompt/contestConfig/name.js b/src/prompt/contestConfig/name.js
index 42aa7b2a..229ce77b 100644
--- a/src/prompt/contestConfig/name.js
+++ b/src/prompt/contestConfig/name.js
@@ -1,21 +1,22 @@
 "use strict";
 
 const Enquirer = require("enquirer");
-const contestConfig = require("../../util/config/contestConfig");
 
 const enquirer = new Enquirer();
 
 /**
  * Contest name prompt
  */
-async function namePrompt() {
+async function namePrompt(init = {}) {
+    const _name = init.name;
     const { name } = await enquirer.prompt({
         type: "input",
         name: "name",
+        initial: _name,
         message: "Contest name:"
     });
 
-    contestConfig.update({ name });
+    return { name };
 }
 
 module.exports = namePrompt;
diff --git a/src/prompt/contestConfig/probList.js b/src/prompt/contestConfig/probList.js
index 313ee07f..efbddc9d 100644
--- a/src/prompt/contestConfig/probList.js
+++ b/src/prompt/contestConfig/probList.js
@@ -1,22 +1,21 @@
 "use strict";
 
 const Enquirer = require("enquirer");
-const contestConfig = require("../../util/config/contestConfig");
 
 const enquirer = new Enquirer();
 
 /**
  * Contest name prompt
  */
-async function probListPrompt() {
-    let _probList = contestConfig.read().probList;
+async function probListPrompt(init = {}) {
+    let _probList = init.probList;
     const { probList } = await enquirer.prompt({
         type: "list",
         name: "probList",
         message: "Add problem to contest:"
     });
     _probList = _probList.concat(probList);
-    contestConfig.update({ probList: _probList });
+    return { probList: _probList };
 }
 
 module.exports = probListPrompt;
diff --git a/src/prompt/contestConfig/time.js b/src/prompt/contestConfig/time.js
index 7f543556..83b7c9b0 100644
--- a/src/prompt/contestConfig/time.js
+++ b/src/prompt/contestConfig/time.js
@@ -2,7 +2,6 @@
 
 const Enquirer = require("enquirer");
 const getNow = require("../../util/getNow");
-const contestConfig = require("../../util/config/contestConfig");
 
 const enquirer = new Enquirer();
 
@@ -54,12 +53,13 @@ async function timePrompt() {
         ])
         .then((value) => {
             value.endTime = new Date(value.startTime.getTime() + value.offset);
-            value.startTime = value.startTime.toJSON();
-            value.endTime = value.endTime.toJSON();
-            return value;
+            return {
+                startTime: value.startTime.toJSON(),
+                endTime: value.endTime.toJSON()
+            };
         });
 
-    contestConfig.update({ startTime, endTime });
+    return { startTime, endTime };
 }
 
 module.exports = timePrompt;
diff --git a/src/prompt/contestOptions.js b/src/prompt/contestOptions.js
index c7a41241..50fa232f 100644
--- a/src/prompt/contestOptions.js
+++ b/src/prompt/contestOptions.js
@@ -1,6 +1,8 @@
 const Console = require("console");
 const Enquirer = require("enquirer");
 
+const contestConfig = require("../util/config/contestConfig");
+
 const time = require("./contestConfig/time");
 const mode = require("./contestConfig/mode");
 const name = require("./contestConfig/name");
@@ -28,14 +30,14 @@ async function contestOptionsPrompt() {
         choices: Object.keys(contestOptionsContainer)
     });
 
-    return contestOptionsContainer[choice]().then(
-        () => {
+    return contestOptionsContainer[choice](contestConfig.read())
+        .then((newData) => {
+            contestConfig.update(newData);
             Console.log("Contest's configuration saved");
-        },
-        (err) => {
+        })
+        .catch((err) => {
             Console.log("Contest's configuration was not saved: ", err.message);
-        }
-    );
+        });
 }
 
 module.exports = contestOptionsPrompt;

From 3c8548051b2fa95794ceefb66e23b33fc8adb378 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 21:09:12 +0700
Subject: [PATCH 30/52] Add problem list manage prompt

---
 src/prompt/contestConfig/manProbList.js | 22 ++++++++++++++++++++++
 src/prompt/contestOptions.js            |  2 ++
 2 files changed, 24 insertions(+)
 create mode 100644 src/prompt/contestConfig/manProbList.js

diff --git a/src/prompt/contestConfig/manProbList.js b/src/prompt/contestConfig/manProbList.js
new file mode 100644
index 00000000..103560fa
--- /dev/null
+++ b/src/prompt/contestConfig/manProbList.js
@@ -0,0 +1,22 @@
+"use strict";
+
+const Enquirer = require("enquirer");
+
+const enquirer = new Enquirer();
+
+/**
+ * Contest name prompt
+ */
+async function probListPrompt(init = {}) {
+    let _probList = init.probList;
+    const { probList } = await enquirer.prompt({
+        type: "multiselect",
+        name: "probList",
+        message: "Manage problems in contest:",
+        initial: _probList,
+        choices: _probList
+    });
+    return { probList };
+}
+
+module.exports = probListPrompt;
diff --git a/src/prompt/contestOptions.js b/src/prompt/contestOptions.js
index 50fa232f..a36ba17c 100644
--- a/src/prompt/contestOptions.js
+++ b/src/prompt/contestOptions.js
@@ -8,6 +8,7 @@ const mode = require("./contestConfig/mode");
 const name = require("./contestConfig/name");
 const ace = require("./contestConfig/ace");
 const probList = require("./contestConfig/probList");
+const manProbList = require("./contestConfig/manProbList");
 
 const enquirer = new Enquirer();
 
@@ -20,6 +21,7 @@ async function contestOptionsPrompt() {
         "Change time": time,
         "Change mode": mode,
         "Add problem": probList,
+        "Manage problems": manProbList,
         "Change allowed code languages": ace
     };
 

From a198cf3cdab53442428d0ad1f69991bd8fab75a5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 21:12:42 +0700
Subject: [PATCH 31/52] Change function name in manProbList

---
 src/prompt/contestConfig/manProbList.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/prompt/contestConfig/manProbList.js b/src/prompt/contestConfig/manProbList.js
index 103560fa..cd44d2cf 100644
--- a/src/prompt/contestConfig/manProbList.js
+++ b/src/prompt/contestConfig/manProbList.js
@@ -7,7 +7,7 @@ const enquirer = new Enquirer();
 /**
  * Contest name prompt
  */
-async function probListPrompt(init = {}) {
+async function manProbPrompt(init = {}) {
     let _probList = init.probList;
     const { probList } = await enquirer.prompt({
         type: "multiselect",
@@ -19,4 +19,4 @@ async function probListPrompt(init = {}) {
     return { probList };
 }
 
-module.exports = probListPrompt;
+module.exports = manProbPrompt;

From f2afd37375f921b81266ce6255e97ade0ac59d5f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 21:42:08 +0700
Subject: [PATCH 32/52] Move config class source code

---
 src/util/config/KonConfig.js     | 2 +-
 src/util/{ => config}/config.js  | 0
 src/util/config/contestConfig.js | 2 +-
 3 files changed, 2 insertions(+), 2 deletions(-)
 rename src/util/{ => config}/config.js (100%)

diff --git a/src/util/config/KonConfig.js b/src/util/config/KonConfig.js
index 3bca07a2..0bd56371 100644
--- a/src/util/config/KonConfig.js
+++ b/src/util/config/KonConfig.js
@@ -4,7 +4,7 @@ const validUrl = require("valid-url");
 
 const Judger = require("../../driver/kon");
 const parseProbList = require("../parseProbList");
-const Config = require("../config");
+const Config = require("./config");
 
 /**
  * Parse & validate Kon config data into formatted one
diff --git a/src/util/config.js b/src/util/config/config.js
similarity index 100%
rename from src/util/config.js
rename to src/util/config/config.js
diff --git a/src/util/config/contestConfig.js b/src/util/config/contestConfig.js
index 84e8efba..7aa425d4 100644
--- a/src/util/config/contestConfig.js
+++ b/src/util/config/contestConfig.js
@@ -1,7 +1,7 @@
 "use strict";
 
 const score = require("../score");
-const Config = require("../config");
+const Config = require("./config");
 const getNow = require("../getNow");
 
 /**

From b421117f05309c19b873d23771448b279174b75a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 22:36:52 +0700
Subject: [PATCH 33/52] Add Kon options menu

---
 src/index.js                   |  2 ++
 src/prompt/KonConfig/add.js    | 34 +++++++++++++++++++++++++++++
 src/prompt/KonConfig/manage.js | 29 ++++++++++++++++++++++++
 src/prompt/KonOptions.js       | 40 ++++++++++++++++++++++++++++++++++
 4 files changed, 105 insertions(+)
 create mode 100644 src/prompt/KonConfig/add.js
 create mode 100644 src/prompt/KonConfig/manage.js
 create mode 100644 src/prompt/KonOptions.js

diff --git a/src/index.js b/src/index.js
index bbe58f94..dd6195a4 100644
--- a/src/index.js
+++ b/src/index.js
@@ -3,6 +3,7 @@ const Console = require("console");
 
 const addUser = require("./prompt/addUser");
 const contestOptions = require("./prompt/contestOptions");
+const KonOptions = require("./prompt/KonOptions");
 
 require("./util/config/contestConfig").genIfNotExist();
 require("./util/config/KonConfig").genIfNotExist();
@@ -13,6 +14,7 @@ const mainChoices = {
     "Start server": () => {},
     "Add user": addUser,
     "Contest options": contestOptions,
+    "Kon options": KonOptions,
     Exit: () => {}
 };
 
diff --git a/src/prompt/KonConfig/add.js b/src/prompt/KonConfig/add.js
new file mode 100644
index 00000000..ec460fb2
--- /dev/null
+++ b/src/prompt/KonConfig/add.js
@@ -0,0 +1,34 @@
+"use strict";
+
+const Enquirer = require("enquirer");
+const validUrl = require("valid-url");
+const Judger = require("../../driver/kon");
+const contestConfig = require("../../util/config/contestConfig");
+
+const enquirer = new Enquirer();
+
+/**
+ * Kon addition prompt
+ */
+async function addKonPrompt() {
+    const _probList = contestConfig.read().probList;
+    const { url, prob } = await enquirer.prompt([
+        {
+            type: "input",
+            name: "url",
+            message: "URL",
+            // hint: "http:// or https:// url",
+            validate: (val) => !!validUrl.isWebUri(val)
+        },
+        {
+            type: "multiselect",
+            name: "prob",
+            message: "Problems handled by this Kon",
+            hint: "If none are chosen, Wafter will understand Kon accept all",
+            choices: _probList
+        }
+    ]);
+    return [{ url, prob }];
+}
+
+module.exports = addKonPrompt;
diff --git a/src/prompt/KonConfig/manage.js b/src/prompt/KonConfig/manage.js
new file mode 100644
index 00000000..20b4934d
--- /dev/null
+++ b/src/prompt/KonConfig/manage.js
@@ -0,0 +1,29 @@
+"use strict";
+
+const Enquirer = require("enquirer");
+
+const enquirer = new Enquirer();
+
+/**
+ * Kon management prompt
+ */
+async function manKonPrompt(init = []) {
+    const cached = init.reduce((obj, kon) => {
+        obj[kon.url] = kon;
+        return obj;
+    }, {});
+    const _konList = init.map((x) => ({
+        name: x.url,
+        hint: x.prob && x.prob.length > 0 ? JSON.stringify(x.prob) : "*"
+    }));
+    const { konList } = await enquirer.prompt({
+        type: "multiselect",
+        name: "konList",
+        message: "Manage Kon in use:",
+        initial: _konList,
+        choices: _konList
+    });
+    return konList.map((x) => cached[x]);
+}
+
+module.exports = manKonPrompt;
diff --git a/src/prompt/KonOptions.js b/src/prompt/KonOptions.js
new file mode 100644
index 00000000..3b8c7605
--- /dev/null
+++ b/src/prompt/KonOptions.js
@@ -0,0 +1,40 @@
+const Console = require("console");
+const Enquirer = require("enquirer");
+
+const KonConfig = require("../util/config/KonConfig");
+
+const add = require("./KonConfig/add");
+const manage = require("./KonConfig/manage");
+
+const enquirer = new Enquirer();
+
+/**
+ * Prompt for contest's option
+ */
+async function KonOptionsPrompt() {
+    let KonOptionsContainer = {
+        "Add Kon": add,
+        "Manage Kon": manage
+    };
+
+    const { choice } = await enquirer.prompt({
+        type: "select",
+        name: "choice",
+        message: "Kon's Pair Options",
+        choices: Object.keys(KonOptionsContainer)
+    });
+    const jsonized = JSON.parse(JSON.stringify(KonConfig.read()));
+    return KonOptionsContainer[choice](jsonized)
+        .then((newData) => {
+            KonConfig.update(newData);
+            Console.log("Kon's pair configuration saved");
+        })
+        .catch((err) => {
+            Console.log(
+                "Kon's pair configuration was not saved: ",
+                err.message
+            );
+        });
+}
+
+module.exports = KonOptionsPrompt;

From ca06fc7820517dc4b3c254f1b99d8a5470f1f507 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 22:37:28 +0700
Subject: [PATCH 34/52] Add API param to alternate merge function

---
 src/util/config/KonConfig.js |  2 +-
 src/util/config/config.js    | 10 ++++++++--
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/util/config/KonConfig.js b/src/util/config/KonConfig.js
index 0bd56371..bed6c739 100644
--- a/src/util/config/KonConfig.js
+++ b/src/util/config/KonConfig.js
@@ -28,4 +28,4 @@ function parseKonConfig(configData) {
         .map((kon) => new Judger(kon.url, parseProbList(kon.prob)));
 }
 
-module.exports = new Config("kon.json", parseKonConfig, () => []);
+module.exports = new Config("kon.json", parseKonConfig, () => [], [].concat);
diff --git a/src/util/config/config.js b/src/util/config/config.js
index 7ef57c54..209a3b95 100644
--- a/src/util/config/config.js
+++ b/src/util/config/config.js
@@ -3,10 +3,16 @@
 const { readFileSync, writeFileSync, existsSync } = require("fs");
 
 class ConfigObject {
-    constructor(file, parse = (x) => x, sample = () => {}) {
+    constructor(
+        file,
+        parse = (x) => x,
+        sample = () => ({}),
+        merge = Object.assign
+    ) {
         this.file = file;
         this.parse = parse;
         this.sample = sample;
+        this.merge = merge;
     }
     genIfNotExist() {
         if (!existsSync(this.file)) this.write(this.sample());
@@ -43,7 +49,7 @@ class ConfigObject {
     }
     update(data) {
         const store = this.read();
-        const updated = Object.assign(store, data);
+        const updated = this.merge(store, data);
         this.write(updated);
     }
 }

From 23294bcafd2429ea706e04c0fde3e0d1a3e75f6e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 22:38:24 +0700
Subject: [PATCH 35/52] Edit comment

---
 src/prompt/contestConfig/ace.js         | 2 +-
 src/prompt/contestConfig/manProbList.js | 2 +-
 src/prompt/contestConfig/probList.js    | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/prompt/contestConfig/ace.js b/src/prompt/contestConfig/ace.js
index 6e9a4cce..87985272 100644
--- a/src/prompt/contestConfig/ace.js
+++ b/src/prompt/contestConfig/ace.js
@@ -5,7 +5,7 @@ const Enquirer = require("enquirer");
 const enquirer = new Enquirer();
 
 /**
- * Contest name prompt
+ * Control Code Extension prompt
  */
 async function acePrompt(init = {}) {
     let _ace = init.allowedCodeExt;
diff --git a/src/prompt/contestConfig/manProbList.js b/src/prompt/contestConfig/manProbList.js
index cd44d2cf..70498ddf 100644
--- a/src/prompt/contestConfig/manProbList.js
+++ b/src/prompt/contestConfig/manProbList.js
@@ -5,7 +5,7 @@ const Enquirer = require("enquirer");
 const enquirer = new Enquirer();
 
 /**
- * Contest name prompt
+ * Problem management prompt
  */
 async function manProbPrompt(init = {}) {
     let _probList = init.probList;
diff --git a/src/prompt/contestConfig/probList.js b/src/prompt/contestConfig/probList.js
index efbddc9d..13780c8a 100644
--- a/src/prompt/contestConfig/probList.js
+++ b/src/prompt/contestConfig/probList.js
@@ -5,7 +5,7 @@ const Enquirer = require("enquirer");
 const enquirer = new Enquirer();
 
 /**
- * Contest name prompt
+ * Contest problem addition prompt
  */
 async function probListPrompt(init = {}) {
     let _probList = init.probList;

From fcdcd3dc8cc226963478d98a1318bf3245bb1104 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 22:39:00 +0700
Subject: [PATCH 36/52] Finalize menu

---
 src/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/index.js b/src/index.js
index dd6195a4..e4a0f941 100644
--- a/src/index.js
+++ b/src/index.js
@@ -14,7 +14,7 @@ const mainChoices = {
     "Start server": () => {},
     "Add user": addUser,
     "Contest options": contestOptions,
-    "Kon options": KonOptions,
+    "Kon's pair options": KonOptions,
     Exit: () => {}
 };
 

From f98944ffe9bb16742a4fbf553f9d500d39fd973d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Sun, 3 Mar 2019 23:08:52 +0700
Subject: [PATCH 37/52] Fix error message

---
 src/index.js                 | 10 ++++++++--
 src/prompt/KonOptions.js     |  5 +++--
 src/prompt/contestOptions.js |  6 +++++-
 3 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/src/index.js b/src/index.js
index e4a0f941..1a4483e8 100644
--- a/src/index.js
+++ b/src/index.js
@@ -23,7 +23,7 @@ const mainChoices = {
  */
 async function mainPrompt() {
     return enquirer.prompt({
-        type: "autocomplete",
+        type: "select",
         name: "main",
         message: "How can I help you ?",
         choices: Object.keys(mainChoices)
@@ -41,7 +41,13 @@ async function main() {
     try {
         while (res.main !== "Exit") {
             res = await mainPrompt();
-            await mainChoices[res.main]();
+            try {
+                await mainChoices[res.main]();
+            } catch (err) {
+                Console.log(
+                    `Exited to menu${err.message ? `: ${err.message}` : ""}`
+                );
+            }
 
             if (res.main === "Start server") {
                 require("./server");
diff --git a/src/prompt/KonOptions.js b/src/prompt/KonOptions.js
index 3b8c7605..4522bf55 100644
--- a/src/prompt/KonOptions.js
+++ b/src/prompt/KonOptions.js
@@ -31,8 +31,9 @@ async function KonOptionsPrompt() {
         })
         .catch((err) => {
             Console.log(
-                "Kon's pair configuration was not saved: ",
-                err.message
+                `Kon's pair configuration was not saved${
+                    err.message ? `: ${err.message}` : ""
+                }`
             );
         });
 }
diff --git a/src/prompt/contestOptions.js b/src/prompt/contestOptions.js
index a36ba17c..2b8bd8a5 100644
--- a/src/prompt/contestOptions.js
+++ b/src/prompt/contestOptions.js
@@ -38,7 +38,11 @@ async function contestOptionsPrompt() {
             Console.log("Contest's configuration saved");
         })
         .catch((err) => {
-            Console.log("Contest's configuration was not saved: ", err.message);
+            Console.log(
+                `Contest's configuration was not saved${
+                    err.message ? `: ${err.message}` : ""
+                }`
+            );
         });
 }
 

From cd60b5782f0b2247f6724b6264f63874dd39f2d0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Mon, 4 Mar 2019 12:40:16 +0700
Subject: [PATCH 38/52] Pre-generate config files

---
 src/index.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/index.js b/src/index.js
index 1a4483e8..7c366800 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,13 +1,13 @@
 const Enquirer = require("enquirer");
 const Console = require("console");
 
+require("./util/config/contestConfig").genIfNotExist();
+require("./util/config/KonConfig").genIfNotExist();
+
 const addUser = require("./prompt/addUser");
 const contestOptions = require("./prompt/contestOptions");
 const KonOptions = require("./prompt/KonOptions");
 
-require("./util/config/contestConfig").genIfNotExist();
-require("./util/config/KonConfig").genIfNotExist();
-
 const enquirer = new Enquirer();
 
 const mainChoices = {

From be57ec0caa41b0de4fbba9f4a05b3764d619e135 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Mon, 4 Mar 2019 12:58:15 +0700
Subject: [PATCH 39/52] Fix KonConfig is not saved

---
 src/prompt/KonConfig/add.js  | 6 ++++--
 src/util/config/KonConfig.js | 2 +-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/prompt/KonConfig/add.js b/src/prompt/KonConfig/add.js
index ec460fb2..a6c70c8b 100644
--- a/src/prompt/KonConfig/add.js
+++ b/src/prompt/KonConfig/add.js
@@ -10,7 +10,7 @@ const enquirer = new Enquirer();
 /**
  * Kon addition prompt
  */
-async function addKonPrompt() {
+async function addKonPrompt(init = []) {
     const _probList = contestConfig.read().probList;
     const { url, prob } = await enquirer.prompt([
         {
@@ -28,7 +28,9 @@ async function addKonPrompt() {
             choices: _probList
         }
     ]);
-    return [{ url, prob }];
+    const newList = init;
+    newList.push(new Judger(url, prob));
+    return init;
 }
 
 module.exports = addKonPrompt;
diff --git a/src/util/config/KonConfig.js b/src/util/config/KonConfig.js
index bed6c739..21429cd8 100644
--- a/src/util/config/KonConfig.js
+++ b/src/util/config/KonConfig.js
@@ -28,4 +28,4 @@ function parseKonConfig(configData) {
         .map((kon) => new Judger(kon.url, parseProbList(kon.prob)));
 }
 
-module.exports = new Config("kon.json", parseKonConfig, () => [], [].concat);
+module.exports = new Config("kon.json", parseKonConfig, () => [], (_, y) => y);

From f6f7af2ac15d81eeac20c5402ec3ed32b05d92ed Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Mon, 4 Mar 2019 13:12:09 +0700
Subject: [PATCH 40/52] Disable options when condition is not met

---
 src/prompt/KonOptions.js     |  7 ++++++-
 src/prompt/contestOptions.js | 14 +++++++++++++-
 2 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/src/prompt/KonOptions.js b/src/prompt/KonOptions.js
index 4522bf55..fce1e7e9 100644
--- a/src/prompt/KonOptions.js
+++ b/src/prompt/KonOptions.js
@@ -17,11 +17,16 @@ async function KonOptionsPrompt() {
         "Manage Kon": manage
     };
 
+    let KonOptionsChoices = [
+        "Add Kon",
+        { name: "Manage Kon", disabled: KonConfig.read().length === 0 }
+    ];
+
     const { choice } = await enquirer.prompt({
         type: "select",
         name: "choice",
         message: "Kon's Pair Options",
-        choices: Object.keys(KonOptionsContainer)
+        choices: KonOptionsChoices
     });
     const jsonized = JSON.parse(JSON.stringify(KonConfig.read()));
     return KonOptionsContainer[choice](jsonized)
diff --git a/src/prompt/contestOptions.js b/src/prompt/contestOptions.js
index 2b8bd8a5..74cfef18 100644
--- a/src/prompt/contestOptions.js
+++ b/src/prompt/contestOptions.js
@@ -25,11 +25,23 @@ async function contestOptionsPrompt() {
         "Change allowed code languages": ace
     };
 
+    let contestOptionsChoices = [
+        "Change name",
+        "Change time",
+        "Change mode",
+        "Add problem",
+        {
+            name: "Manage problems",
+            disabled: contestConfig.read().probList.length === 0
+        },
+        "Change allowed code languages"
+    ];
+
     const { choice } = await enquirer.prompt({
         type: "select",
         name: "choice",
         message: "Contest Options",
-        choices: Object.keys(contestOptionsContainer)
+        choices: contestOptionsChoices
     });
 
     return contestOptionsContainer[choice](contestConfig.read())

From a2e9fbd08f36492ea507f67fb72068e6f8139c29 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Mon, 4 Mar 2019 14:05:18 +0700
Subject: [PATCH 41/52] Fix problem where konConfig failed to parse new problem

---
 src/prompt/KonConfig/add.js | 2 +-
 src/util/parseProbList.js   | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/prompt/KonConfig/add.js b/src/prompt/KonConfig/add.js
index a6c70c8b..938cc39f 100644
--- a/src/prompt/KonConfig/add.js
+++ b/src/prompt/KonConfig/add.js
@@ -30,7 +30,7 @@ async function addKonPrompt(init = []) {
     ]);
     const newList = init;
     newList.push(new Judger(url, prob));
-    return init;
+    return newList;
 }
 
 module.exports = addKonPrompt;
diff --git a/src/util/parseProbList.js b/src/util/parseProbList.js
index 2cdaf04c..d2a115f3 100644
--- a/src/util/parseProbList.js
+++ b/src/util/parseProbList.js
@@ -1,13 +1,13 @@
 "use strict";
 
-const contest = require("../config/contest");
+const contestConfig = require("../util/config/contestConfig");
 
 /**
  * parseProbList
  * @param {Array} obj Array of problem included in kon.json
  */
 function parseProbList(obj) {
-    const probList = contest.probList;
+    const probList = contestConfig.read().probList;
     if (obj === undefined) return probList;
 
     if (!Array.isArray(obj)) return [];

From c51e92b29f499746100caa0fa15e15f992578fb1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Mon, 4 Mar 2019 14:23:23 +0700
Subject: [PATCH 42/52] Extend time range

---
 src/prompt/contestConfig/time.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/prompt/contestConfig/time.js b/src/prompt/contestConfig/time.js
index 83b7c9b0..7e2aa97c 100644
--- a/src/prompt/contestConfig/time.js
+++ b/src/prompt/contestConfig/time.js
@@ -16,12 +16,12 @@ const timeList = (() => {
 })();
 
 const offSetList = (() => {
-    let now = new Date(0);
+    let now = new Date(-7 * 60 * 60 * 1000);
     const res = {};
-    for (let i = 1; i <= 40; ++i) {
+    for (let i = 1; i <= 48; ++i) {
         now.setMinutes(now.getMinutes() + 15);
         let str = "";
-        if (now.getHours() > 7) str += (now.getHours() - 7).toString() + " hr ";
+        if (now.getHours() !== 0) str += now.getHours().toString() + " hr ";
         if (now.getMinutes() !== 0) str += now.getMinutes().toString() + " min";
         res[str.trim()] = i * 15 * 60 * 1000;
     }

From 1eca3a03b3caeb7047131e54abff130d4a236e93 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Mon, 4 Mar 2019 14:31:40 +0700
Subject: [PATCH 43/52] Improve startTIme picker

---
 src/util/getNow.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/util/getNow.js b/src/util/getNow.js
index c40dd874..02f8c82f 100644
--- a/src/util/getNow.js
+++ b/src/util/getNow.js
@@ -5,7 +5,7 @@ const getNow = () => {
     const now = new Date();
     now.setMilliseconds(0);
     now.setSeconds(0);
-    now.setMinutes((Math.ceil(now.getMinutes() / 15) + 1) * 15);
+    now.setMinutes((Math.ceil(now.getMinutes() / 5) + 1) * 5);
     return now;
 };
 

From 7de27124c624798ba0b19a27fa1fe058d9ae1aea Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Mon, 4 Mar 2019 15:08:11 +0700
Subject: [PATCH 44/52] Fix offset

---
 src/prompt/contestConfig/time.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/prompt/contestConfig/time.js b/src/prompt/contestConfig/time.js
index 7e2aa97c..3922c96b 100644
--- a/src/prompt/contestConfig/time.js
+++ b/src/prompt/contestConfig/time.js
@@ -16,7 +16,7 @@ const timeList = (() => {
 })();
 
 const offSetList = (() => {
-    let now = new Date(-7 * 60 * 60 * 1000);
+    let now = new Date(new Date().setHours(0, 0));
     const res = {};
     for (let i = 1; i <= 48; ++i) {
         now.setMinutes(now.getMinutes() + 15);

From 3a92acb38abbed7e5724594cdbb74f0cbf797d3f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Mon, 4 Mar 2019 16:12:28 +0700
Subject: [PATCH 45/52] Check res from kon periodically

---
 src/controller/submitCode.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/controller/submitCode.js b/src/controller/submitCode.js
index 99c66b33..1647aa84 100644
--- a/src/controller/submitCode.js
+++ b/src/controller/submitCode.js
@@ -119,8 +119,9 @@ async function sendCode(source_code_path, user_id, prob_name) {
             Console.log(err.message);
         });
 
-        // Temporary trigger
-        reloadSubs();
+        process.nextTick(() => reloadSubs());
+        // First trigger: 30 seconds
+        setTimeout(() => reloadSubs(), 45000);
     } catch (err) {
         Console.log(err.message);
     }

From f4c9ba4402516c4d3b926cc37282bed6a88883fc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Mon, 4 Mar 2019 18:00:27 +0700
Subject: [PATCH 46/52] Revert change in server.js

---
 src/server.js | 151 +++++++++++++++++++++++---------------------------
 1 file changed, 70 insertions(+), 81 deletions(-)

diff --git a/src/server.js b/src/server.js
index 209c01e1..be2030e8 100644
--- a/src/server.js
+++ b/src/server.js
@@ -8,86 +8,75 @@ const session = require("express-session");
 const bodyParser = require("body-parser");
 const ip = require("ip");
 
-/**
- * Main server function
- */
-function main() {
-    // These module call config module which read and export itself,
-    // thus they cannot be called outside main()
-    const server = require("./config/server");
-    const passportConfig = require("./controller/passportConfig");
-    const initJudger = require("./controller/initJudger");
-    const { logToConsole, logToFile } = require("./middleware/log");
-
-    const info = require("./routes/info");
-    const subs = require("./routes/subs");
-    const users = require("./routes/users");
-    const score = require("./routes/score");
-
-    passportConfig(passport);
-    initJudger();
-
-    const app = express();
-
-    const PORT = server.port;
-
-    app.use(helmet());
-    app.use(helmet.noCache());
-    app.use(logToConsole);
-    app.use(logToFile);
-
-    app.use(bodyParser.urlencoded({ extended: true }));
-    app.use(
-        session({
-            resave: false,
-            saveUninitialized: true,
-            secret: server.secret
-        })
+const server = require("./config/server");
+const passportConfig = require("./controller/passportConfig");
+const initJudger = require("./controller/initJudger");
+const { logToConsole, logToFile } = require("./middleware/log");
+
+const info = require("./routes/info");
+const subs = require("./routes/subs");
+const users = require("./routes/users");
+const score = require("./routes/score");
+
+passportConfig(passport);
+initJudger();
+
+const app = express();
+
+const PORT = server.port;
+
+app.use(helmet());
+app.use(helmet.noCache());
+app.use(logToConsole);
+app.use(logToFile);
+
+app.use(bodyParser.urlencoded({ extended: true }));
+app.use(
+    session({
+        resave: false,
+        saveUninitialized: true,
+        secret: server.secret
+    })
+);
+app.use(passport.initialize());
+app.use(passport.session());
+
+// API
+app.all("/api", (req, res) => {
+    res.sendStatus(204);
+});
+app.use("/api/info", info);
+app.use("/api/subs", subs);
+app.use("/api/users", users);
+app.use("/api/score", score);
+
+app.post("/api/login", passport.authenticate("local"), (req, res) => {
+    res.sendStatus(200);
+});
+
+app.get("/api/logout", (req, res) => {
+    req.logout();
+    res.sendStatus(200);
+});
+
+app.all("/api/*", (req, res) => {
+    res.sendStatus(404);
+});
+
+app.use("/", express.static(server.staticFolder));
+// Temp solution ?
+app.use("/*", (req, res) => {
+    res.sendFile(server.staticFolder + "/index.html");
+});
+
+let serv = app.listen(PORT, () => {
+    Console.log(
+        `Wafter is serving at http://${ip.address()}:${serv.address().port}`
     );
-    app.use(passport.initialize());
-    app.use(passport.session());
-
-    // API
-    app.all("/api", (req, res) => {
-        res.sendStatus(204);
-    });
-    app.use("/api/info", info);
-    app.use("/api/subs", subs);
-    app.use("/api/users", users);
-    app.use("/api/score", score);
-
-    app.post("/api/login", passport.authenticate("local"), (req, res) => {
-        res.sendStatus(200);
-    });
-
-    app.get("/api/logout", (req, res) => {
-        req.logout();
-        res.sendStatus(200);
+});
+process.on("exit", () => {
+    serv.close(() => {
+        Console.log("Closing server");
+        process.exit(0);
     });
-
-    app.all("/api/*", (req, res) => {
-        res.sendStatus(404);
-    });
-
-    app.use("/", express.static(server.staticFolder));
-    // Temp solution ?
-    app.use("/*", (req, res) => {
-        res.sendFile(server.staticFolder + "/index.html");
-    });
-
-    let serv = app.listen(PORT, () => {
-        Console.log(
-            `Wafter is serving at http://${ip.address()}:${serv.address().port}`
-        );
-    });
-
-    process.on("exit", () => {
-        Console.log("Shutting down Wafter");
-        // No need to callback because it's time consuming
-        serv.close();
-    });
-
-    return serv;
-}
-
-module.exports = main;
+});

From d591ba8708dcf0e272e62174d02be34269f1902e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Mon, 4 Mar 2019 18:04:26 +0700
Subject: [PATCH 47/52] Revert server call method in index.js

---
 src/index.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/index.js b/src/index.js
index 9b40c0fd..6cb9f5cc 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,6 +1,5 @@
 const Enquirer = require("enquirer");
 const Console = require("console");
-const server = require("./server");
 const addUser = require("./prompt/addUser");
 
 const enquirer = new Enquirer();
@@ -37,7 +36,7 @@ async function main() {
             await mainChoices[res.main]();
 
             if (res.main === "Start server") {
-                server();
+                require("./server");
                 return;
             }
         }

From d69a9e20166f5d1d7dec67bcf0eeec6b4e075a45 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Mon, 4 Mar 2019 18:55:26 +0700
Subject: [PATCH 48/52] Try to reload cycle

---
 src/controller/submitCode.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/controller/submitCode.js b/src/controller/submitCode.js
index 1647aa84..9c6b1a88 100644
--- a/src/controller/submitCode.js
+++ b/src/controller/submitCode.js
@@ -119,8 +119,8 @@ async function sendCode(source_code_path, user_id, prob_name) {
             Console.log(err.message);
         });
 
-        process.nextTick(() => reloadSubs());
-        // First trigger: 30 seconds
+        setImmediate(() => reloadSubs());
+        // Second trigger: 45 seconds
         setTimeout(() => reloadSubs(), 45000);
     } catch (err) {
         Console.log(err.message);

From 4db5a01113681e923cb35b38a1f4e3a6cc0ec2ec Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Tue, 5 Mar 2019 06:23:21 +0700
Subject: [PATCH 49/52] Update start time select

---
 src/prompt/contestConfig/time.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/prompt/contestConfig/time.js b/src/prompt/contestConfig/time.js
index 3922c96b..a4333e27 100644
--- a/src/prompt/contestConfig/time.js
+++ b/src/prompt/contestConfig/time.js
@@ -8,9 +8,9 @@ const enquirer = new Enquirer();
 const timeList = (() => {
     let now = getNow();
     const res = {};
-    for (let i = 0; i < 40; ++i) {
+    for (let i = 0; i < 48; ++i) {
         res[now.toLocaleString()] = new Date(now);
-        now.setMinutes(now.getMinutes() + 15);
+        now.setMinutes(now.getMinutes() + 5);
     }
     return res;
 })();

From 92616b0143e844a485d76aad0344e18852808edc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Tue, 5 Mar 2019 06:42:56 +0700
Subject: [PATCH 50/52] Update initJudger.js

---
 src/controller/initJudger.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/controller/initJudger.js b/src/controller/initJudger.js
index f06e5286..b4bfa2e2 100644
--- a/src/controller/initJudger.js
+++ b/src/controller/initJudger.js
@@ -17,13 +17,15 @@ function initJudger() {
             judger
                 .clone(arcPath)
                 .then((res) => {
-                    if (res.status === 400)
+                    if (res.status === 403)
                         Console.log(`Kon was in used. ${judger.serverAddress}`);
+                    else if (res.status === 500)
+                        Console.log(`Kon unable to respond. ${judger.serverAddress}`);
                     else if (res.status === 200)
                         Console.log(
                             `Sucessfully cloned ${judger.serverAddress}`
                         );
-                    else throw Error("Cannot verified Kon");
+                    else throw Error("Cannot verify Kon");
                 })
                 .catch((err) => {
                     Console.log(

From 3bafbbda002a1ea6fb8c2cca0b9dfe1c71dd16a2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Tue, 5 Mar 2019 06:58:19 +0700
Subject: [PATCH 51/52] Update initJudger.js

---
 src/controller/initJudger.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/controller/initJudger.js b/src/controller/initJudger.js
index b4bfa2e2..0de75018 100644
--- a/src/controller/initJudger.js
+++ b/src/controller/initJudger.js
@@ -20,12 +20,12 @@ function initJudger() {
                     if (res.status === 403)
                         Console.log(`Kon was in used. ${judger.serverAddress}`);
                     else if (res.status === 500)
-                        Console.log(`Kon unable to respond. ${judger.serverAddress}`);
+                        Console.log(`Kon failed to process. ${judger.serverAddress}`);
                     else if (res.status === 200)
                         Console.log(
                             `Sucessfully cloned ${judger.serverAddress}`
                         );
-                    else throw Error("Cannot verify Kon");
+                    else throw Error("Kon did not respond");
                 })
                 .catch((err) => {
                     Console.log(

From 67947a59c82c13f3b263f582cb8ef94ea002a6d6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Tu=E1=BA=A5n=20D=C5=A9ng?=
 <ntddebugger@gmail.com>
Date: Tue, 5 Mar 2019 12:14:59 +0700
Subject: [PATCH 52/52] Apply format to initJudger.js

---
 src/controller/initJudger.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/controller/initJudger.js b/src/controller/initJudger.js
index 0de75018..00622a7d 100644
--- a/src/controller/initJudger.js
+++ b/src/controller/initJudger.js
@@ -20,7 +20,9 @@ function initJudger() {
                     if (res.status === 403)
                         Console.log(`Kon was in used. ${judger.serverAddress}`);
                     else if (res.status === 500)
-                        Console.log(`Kon failed to process. ${judger.serverAddress}`);
+                        Console.log(
+                            `Kon failed to process. ${judger.serverAddress}`
+                        );
                     else if (res.status === 200)
                         Console.log(
                             `Sucessfully cloned ${judger.serverAddress}`