3 files changed, 148 insertions, 0 deletions
diff --git a/server/src/API/API.ts b/server/src/API/API.ts
new file mode 100644
index 0000000..8a6eb0f
--- /dev/null
+++ b/server/src/API/API.ts
@@ -0,0 +1,33 @@
+import { AkairoClient } from 'discord-akairo';
+import express, { Application } from 'express';
+import { createServer } from 'http';
+import cors from 'cors';
+import OAuth2 from '../structures/OAuth2';
+
+import OAuth2Router from './routers/OAuth2Router';
+import GuildRouter from './routers/GuildRouter';
+
+export default class API {
+    protected client: AkairoClient;
+    protected server: Application;
+    protected oauth: OAuth2;
+    
+    public constructor(client: AkairoClient) {
+        this.client = client;
+        this.oauth = new OAuth2(this.client);
+    }
+    
+    public start(): void {
+        this.server = express();
+        this.server.use(express.json());
+        this.server.use(cors({
+            origin: true,
+            credentials: true
+        }));
+        
+        new OAuth2Router(this.server, this.client, this.oauth);
+        new GuildRouter(this.server, this.client);
+        
+        createServer(this.server).listen(8088, (): void => console.log('API is online.'));
+    }
+}
+\ No newline at end of file
diff --git a/server/src/API/routers/GuildRouter.ts b/server/src/API/routers/GuildRouter.ts
new file mode 100644
index 0000000..01a8a9b
--- /dev/null
+++ b/server/src/API/routers/GuildRouter.ts
@@ -0,0 +1,44 @@
+import { Router, Request, Response, Application } from 'express';
+import { AkairoClient } from 'discord-akairo';
+import { Guild } from 'discord.js';
+import { authorization } from '../../Config';
+
+export default class GuildRouter {
+    protected app: Application;
+    protected client: AkairoClient;
+    protected router: Router;
+    
+    public constructor(app: Application, client: AkairoClient) {
+        this.app = app;
+        this.client = client;
+        this.router = Router();
+        
+        this.app.use(this.router);
+        
+        this.router.get('/v1/get/guild/:id', (req: Request, res: Response) => {
+            const guild: Guild = this.client.guilds.cache.get(req.params.id);
+            if (!guild) return res.status(404).send({ message: 'Guild Not Found' });
+            
+            return res.status(200).send({
+                name: guild.name,
+                owner: guild.owner.user.tag,
+                members: guild.memberCount
+            });
+        });
+        
+        this.router.post('/v1/post/guild-name/:id', (req: Request, res: Response) => {
+            if (req.headers.authorization !== authorization) return res.status(401).send({ message: 'Unauthorized' });
+            
+            const guild: Guild = this.client.guilds.cache.get(req.params.id);
+            if (!guild) return res.status(404).send({ message: 'Guild Not Found' });
+            
+            if (!req.body.name) return res.status(404).send({ message: 'No Guild Name Provided' });
+            if (req.body.name.length > 32) return res.status(400).send({ message: 'Guild Name Exceeds 32 Characters' });
+            if (!guild.me.permissions.has('MANAGE_GUILD')) return res.status(401).send({ message: 'Cannot Manage Guild' });
+            
+            guild.setName(req.body.name);
+            
+            return res.status(201).send(req.body);
+        });
+    }
+}
+\ No newline at end of file
diff --git a/server/src/API/routers/OAuth2Router.ts b/server/src/API/routers/OAuth2Router.ts
new file mode 100644
index 0000000..60b0410
--- /dev/null
+++ b/server/src/API/routers/OAuth2Router.ts
@@ -0,0 +1,71 @@
+import { Router, Request, Response, Application } from 'express';
+import { AkairoClient } from 'discord-akairo';
+import fetch from 'node-fetch';
+import session from 'express-session';
+import OAuth2 from '../../structures/OAuth2';
+import { callbackUrl, authorization, clientID, redirectUri, clientSecret } from '../../Config';
+
+export default class OAuth2Router {
+    protected app: Application;
+    protected client: AkairoClient;
+    protected router: Router;
+    protected oauth: OAuth2;
+    
+    public constructor(app: Application, client: AkairoClient, oauth: OAuth2) {
+        this.app = app;
+        this.client = client;
+        this.router = Router();
+        this.oauth = oauth;
+        
+        this.app.use(session({
+            secret: authorization,
+            resave: false,
+            saveUninitialized: false,
+            cookie: {
+                secure: 'auto',
+                sameSite: false,
+                httpOnly: false,
+                maxAge: 6048e5
+            }
+        }));
+        
+        this.app.use(this.router);
+        
+        this.router.get('/oauth/login', (req: Request, res: Response) => {
+            return res.redirect(`https://discord.com/api/oauth2/authorize?client_id=${clientID}&redirect_uri=${encodeURIComponent(callbackUrl)}&response_type=code&scope=${encodeURIComponent('identify guilds')}`);
+        });
+        
+        this.router.get('/oauth/logout', (req: Request, res: Response) => {
+            req.session.destroy(null);
+            return res.redirect(redirectUri);
+        });
+        
+        this.router.get('/oauth/callback', (req: Request, res: Response) => {
+            fetch('https://discord.com/api/oauth2/token', {
+                method: 'POST',
+                headers: {
+                    'Content-Type': 'application/x-www-form-urlencoded'
+                },
+                //@ts-ignore
+                body: new URLSearchParams({
+                    'client_id': clientID,
+                    'client_secret': clientSecret,
+                    'grant_type': 'authorization_code',
+                    'code': req.query.code,
+                    'redirect_uri': callbackUrl,
+                    'scope': 'identify'
+                })
+            })
+            .then(response => response.json())
+            .then(response => {
+                req.session.token = response['access_token'];
+                res.redirect(redirectUri);
+            });
+        });
+        
+        this.router.get('/oauth/details', async (req: Request, res: Response) => {
+            const details = await this.oauth.resolveInformation(req);
+            return res.status(200).send(details);
+        });
+    }
+}
+\ No newline at end of file