myserver-post.js

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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        step((generator = generator.apply(thisArg, _arguments || [])).next());
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};
var __generator = (this && this.__generator) || function (thisArg, body) {
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        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
    }
};
exports.__esModule = true;
var http = require('http');
var url = require('url');
var express = require('express');
var MyServer = /** @class */ (function () {
    function MyServer(db) {
        var _this = this;
        // Server stuff: use express instead of http.createServer
        this.server = express();
        this.port = 8080;
        this.router = express.Router();
        this.theDatabase = db;
        // from https://enable-cors.org/server_expressjs.html
        this.router.use(function (request, response, next) {
            response.header('Content-Type', 'application/json');
            response.header('Access-Control-Allow-Origin', '*');
            response.header('Access-Control-Allow-Headers', '*');
            next();
        });
        // Serve static pages from a particular path.
        this.server.use('/', express.static('./html'));
        // NEW: handle POST in JSON format
        this.server.use(express.json());
        this.router.post('/createIncome', this.createIncomeHandler.bind(this));
        this.router.post('/createExpense', this.createExpenseHandler.bind(this));
        this.router.post('/createTransaction', this.createTransactionHandler.bind(this));
        this.router.post('/read', this.readHandler.bind(this));
        this.router.post('/updateMonthly', this.updateMonthlyHandler.bind(this));
        this.router.post('/updateBudget', this.updateBudgetHandler.bind(this));
        this.router.post('/deleteMonthly', this.deleteMonthlyHandler.bind(this));
        this.router.post('/deleteBudget', this.deleteBudgetHandler.bind(this));
        this.router.post('*', function (request, response) { return __awaiter(_this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                response.send(JSON.stringify({ "result": "command-not-found" }));
                return [2 /*return*/];
            });
        }); });
        // Start up the counter endpoint at '/counter'.
        this.server.use('/uwallet', this.router);
    }
    //id: string, total: string, date: string, category: string, type: string, name: string
    //CREATES
    MyServer.prototype.createIncomeHandler = function (request, response) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, this.theDatabase.put(request.body.income_name, request.body.income_total, request.body.category, request.body.date, "unused", request.body.id)];
                    case 1:
                        _a.sent();
                        response.write(JSON.stringify({ 'result': 'created',
                            'income_name': request.body.income_name
                        }));
                        response.end();
                        return [2 /*return*/];
                }
            });
        });
    };
    MyServer.prototype.createExpenseHandler = function (request, response) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, this.theDatabase.put(request.body.expense_name, request.body.expense_total, request.body.category, request.body.date, "unused", request.body.id)];
                    case 1:
                        _a.sent();
                        response.write(JSON.stringify({ 'result': 'created',
                            'expense_name': request.body.expense_name
                        }));
                        response.end();
                        return [2 /*return*/];
                }
            });
        });
    };
    MyServer.prototype.createTransactionHandler = function (request, response) {
        return __awaiter(this, void 0, void 0, function () {
            var name;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        name = request.body.trans_name;
                        return [4 /*yield*/, this.theDatabase.put(request.body.trans_name, request.body.trans_price, request.body.trans_category, request.body.trans_date, request.body.trans_type, request.body.id)];
                    case 1:
                        _a.sent();
                        response.write(JSON.stringify({ 'result': 'created',
                            'trans_name': name }));
                        response.end();
                        return [2 /*return*/];
                }
            });
        });
    };
    //READ
    MyServer.prototype.readHandler = function (request, response) {
        return __awaiter(this, void 0, void 0, function () {
            var list;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, this.theDatabase.get(request.body.id)];
                    case 1:
                        list = _a.sent();
                        response.write(JSON.stringify(list));
                        response.end();
                        return [2 /*return*/];
                }
            });
        });
    };
    //UPDATES
    MyServer.prototype.updateMonthlyHandler = function (request, response) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, this.theDatabase.put(request.body.monthly_expense, request.body.monthly_cost, "unused", "unused", "unused", request.body.id)];
                    case 1:
                        _a.sent();
                        response.write(JSON.stringify({ 'result': 'updated',
                            'name': request.body.monthly_expense,
                            'value': request.body.monthly_cost }));
                        response.end();
                        return [2 /*return*/];
                }
            });
        });
    };
    MyServer.prototype.updateBudgetHandler = function (request, response) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, this.theDatabase.put(request.body.budget_category, request.body.budget_total, "unused", "unused", "unused", request.body.id)];
                    case 1:
                        _a.sent();
                        response.write(JSON.stringify({ 'result': 'updated',
                            'name': request.body.budget_category,
                            'value': request.body.budget_total }));
                        response.end();
                        return [2 /*return*/];
                }
            });
        });
    };
    //DELETES
    MyServer.prototype.deleteMonthlyHandler = function (request, response) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, this.theDatabase.del(request.body.expense_name, request.body.id)];
                    case 1:
                        _a.sent();
                        response.write(JSON.stringify({ 'result': 'deleted',
                            'value': request.body.expense_name }));
                        response.end();
                        return [2 /*return*/];
                }
            });
        });
    };
    MyServer.prototype.deleteBudgetHandler = function (request, response) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, this.theDatabase.del(request.body.budget_category, request.body.id)];
                    case 1:
                        _a.sent();
                        response.write(JSON.stringify({ 'result': 'deleted',
                            'value': request.body.budget_category }));
                        response.end();
                        return [2 /*return*/];
                }
            });
        });
    };
    MyServer.prototype.errorHandler = function (request, response, next) {
        return __awaiter(this, void 0, void 0, function () {
            var value;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, this.theDatabase.isFound(request.params['userId'] + "-" + request.query.name)];
                    case 1:
                        value = _a.sent();
                        //	console.log("result from database.isFound: " + JSON.stringify(value));
                        if (!value) {
                            response.write(JSON.stringify({ 'result': 'error' }));
                            response.end();
                        }
                        else {
                            next();
                        }
                        return [2 /*return*/];
                }
            });
        });
    };
    MyServer.prototype.listen = function (port) {
        this.server.listen(port);
    };
    return MyServer;
}());
exports.MyServer = MyServer;