Added graphi and graphql to project (part1).

    * Implement example from graphi project.
      project:  https://github.com/geek/graphi
    * Graphi options passed through confidence object
    * test coverage
    * sources: https://github.com/geek/graphi and http://graphql.org

lib/config.js

@@ -65,6 +65,21 @@ internals.config = {
                     }
                 }]
             }
+        },
+        graphi: {
+            $filter: 'env',
+            production: {
+                graphiqlPath: false,
+                authStrategy: 'default'
+            },
+            test: {
+                graphiqlPath: false,
+                authStrategy: 'default'
+            },
+            $default: {
+                authStrategy: false,        // @todo beef up graphi's validations.
+                graphiqlPath: './graphqli'
+            }
         }
     }
 };

lib/graphi.js

@@ -0,0 +1,40 @@
+'use strict';
+
+const Graphi = require('graphi');
+
+
+const schema = `
+    type Person {
+        firstname: String!
+            lastname: String!
+    }
+    type Query {
+        person(firstname: String!): Person!
+    }
+`;
+
+const getPerson = function (args, request) {
+
+    return new Promise((resolve) => {
+
+        resolve({ firstname: 'billy', lastname: 'jean' });
+    });
+};
+
+const resolvers = {
+    person: getPerson
+};
+
+
+exports.plugin = {
+    name: 'graphi-registeration',
+    version: '1.0.0',
+    description: 'register graphi and build schema.',
+    register: async function (server, options) {
+
+        await server.register({ plugin: Graphi, options: { schema, resolvers, authStrategy: options.authStrategy, grahpiqlPath: options.grahpiqlPath } });
+    }
+};
+
+// open https://localhost:8000/graphiql?query=%7B%20person(firstname%3A%20%22billy%22)%20%7B%20lastname%20%7D%20%7D&variables=%7B%7D
+// curl -k -X POST -H "Content-Type: application/json" -d '{"query":"{person(firstname:\"billy\"){lastname}}"}' https://127.0.0.1:8000/graphql

lib/index.js

@@ -8,6 +8,7 @@ const HapiAuthBearerToken = require('hapi-auth-bearer-token');
 const AuthTokenStrategy = require('./authtoken');
 const Cache = require('./cache');
 const Good = require('good');
+const Graphi = require('./graphi');
 const Config = require('./config');
 
 // route plugins 
@@ -31,7 +32,8 @@ internals.init = async (environment) => {
             { plugin: Version, options: {} },
             { plugin: User, options: {} },
             { plugin: Cache, options: { expiresIn: options.plugins.authToken.expiresIn  } },
-            { plugin: Good, options: options.plugins.good }
+            { plugin: Good, options: options.plugins.good },
+            { plugin: Graphi, options: options.plugins.graphi }
         ];
 
         const server = new Hapi.Server(options.server);

package.json

@@ -34,6 +34,7 @@
     "good": "^8.0.0-rc1",
     "good-file": "^6.0.1",
     "good-squeeze": "5.x.x",
+    "graphi": "^5.3.0",
     "hapi": "17.x.x",
     "hapi-auth-bearer-token": "6.x.x",
     "hoek": "^5.0.2"

test/graphi.js

@@ -0,0 +1,37 @@
+'use strict';
+
+const { expect } = require('code');
+const Lab = require('lab');
+const { suite, test } = exports.lab = Lab.script();
+
+
+suite('graphi development', () => {
+
+    test('search returns last name', async () => {
+
+        const University = require('../lib');
+
+        const server = await University.init('test');
+
+        expect(server).to.be.an.object();
+
+        const authenticateRequest = { method: 'POST', url: '/authenticate', payload: { username: 'foofoo', password: '12345678' } };
+
+        const authRes = await server.inject(authenticateRequest);
+
+        expect(authRes.result.token.length).to.equal(36);
+
+        const request = { method: 'POST', url: '/graphql', headers: { authorization: 'Bearer ' +  authRes.result.token }, payload: { query:'{person(firstname:\"billy\"){lastname}}' } };
+
+        const res = await server.inject(request);
+
+        expect(JSON.parse(res.payload)).to.equal({
+            'data':
+                { 'person':
+                    { 'lastname': 'jean' }
+                }
+        });
+
+        await server.stop({ timeout: 4 });
+    });
+});