feat(api): add get-slug

src/backend-emulator/kv.js

@@ -51,13 +51,17 @@ class KVShim {
     }
 
     async get(key, type = 'text') {
-        const result = JSON.parse(await this.level.get(key));
+        try {
+            const result = JSON.parse(await this.level.get(key));
 
-        if (!this.validate(result)) {
+            if (!this.validate(result)) {
+                return null;
+            }
+
+            return getConversion[type](result.value);
+        } catch (e) {
             return null;
         }
-
-        return getConversion[type](result.value);
     }
 
     async getWithMetadata(key, type) {

src/backend-emulator/main.js

@@ -30,14 +30,7 @@ const context = () =>
                     listeners.push(fn);
                 }
             },
-            Response: class {
+            Response: fetch.Response,
-                constructor(body, opts = {}) {
-                    this.body = Buffer.from(body || '');
-                    this.headers = opts.headers || {};
-                    this.url = opts.url || {};
-                    this.status = opts.status || 200;
-                }
-            },
             URL: URL,
             crypto: crypto,
             setTimeout: setTimeout,
@@ -45,6 +38,7 @@ const context = () =>
             clearInterval: clearInterval,
             clearTimeout: clearTimeout,
             fetch: fetch,
+            console: console,
             ...workerShims,
         },
         {
@@ -59,24 +53,37 @@ const server = http.createServer((req, res) => {
     const event = {
         respondWith: async (value) => {
             const timeStart = Date.now();
-            const response = await value;
+            let loggedStatus = 'xxx';
+            try {
+                const response = await value;
+                if (!response) {
+                    throw new Error(
+                        `response was invalid, got ${JSON.stringify(response)}`
+                    );
+                }
+                res.statusCode = response.status;
+                loggedStatus = String(response.status);
+                Object.entries(response.headers).forEach(([k, v]) => res.setHeader(k, v));
+                res.end(response.body);
+            } catch (e) {
+                console.error(e);
+                res.statusCode = 500;
+                loggedStatus = '500';
+                res.end(JSON.stringify({ error: 'internal server error' }));
+            }
             const timeEnd = Date.now();
             console.log(
-                `${response.status} [${timeEnd - timeStart}ms] - ${req.method} ${req.url}`
+                `${loggedStatus} [${timeEnd - timeStart}ms] - ${req.method} ${req.url}`
             );
-            res.statusCode = response.status;
-            Object.entries(response.headers).forEach(([k, v]) => res.setHeader(k, v));
-            res.end(response.body);
-        },
-        request: {
-            url: `http://${req.headers.host || 'localhost'}${req.url}`,
-            body: req,
-            headers: Object.entries(req.headers).reduce(
-                (acc, [k, v]) => acc.set(k, v),
-                new Map()
-            ),
-            method: req.method,
         },
+        request: new fetch.Request(
+            new URL(`http://${req.headers.host || 'localhost'}${req.url}`),
+            {
+                body: ['GET', 'HEAD'].includes(req.method) ? undefined : req,
+                headers: req.headers,
+                method: req.method,
+            }
+        ),
     };
 
     event.request.headers.set('cf-client-ip', req.connection.remoteAddress);
@@ -110,6 +117,7 @@ const reload = () => {
             context(),
             {
                 displayErrors: true,
+                filename: 'worker.js',
             }
         )
     );
@@ -124,6 +132,11 @@ const rebuild = () =>
                 console.log('Compilation failed.', err);
                 reject(err);
             } else {
+                if (stats.hasErrors()) {
+                    console.error('Compilation errored:', stats.compilation.errors);
+                    return;
+                }
+
                 console.log('Compilation done.');
                 resolve();
             }

src/backend-worker/handlers/get-slug.ts

@@ -1,9 +1,42 @@
-import { Guild } from "roleypoly/common/types";
+import { GuildSlug } from 'roleypoly/common/types';
-import { discordFetch } from "../utils/api-tools";
+import { respond } from '../utils/api-tools';
+import { getGuild } from '../utils/guild';
 
 export const GetSlug = async (request: Request): Promise<Response> => {
-  const reqURL = new URL(request.url)
+    // return respond({ hello: 'world' });
-  const serverID = reqURL.pathname.split('/')[2]
+    const reqURL = new URL(request.url);
-  
+    const [, , serverID] = reqURL.pathname.split('/');
-  const serverPayload = discordFetch<Guild>
+
+    if (!serverID) {
+        return respond(
+            {
+                error: 'missing server ID',
+            },
+            {
+                status: 400,
+            }
+        );
+    }
+
+    const guild = await getGuild(serverID);
+    if (!guild) {
+        return respond(
+            {
+                error: 'guild not found',
+            },
+            {
+                status: 404,
+            }
+        );
+    }
+
+    const { id, name, icon } = guild;
+    const guildSlug: GuildSlug = {
+        id,
+        name,
+        icon,
+        permissionLevel: 0,
+    };
+    console.log({ guildSlug });
+    return respond(guildSlug);
 };

src/backend-worker/router.ts

@@ -34,7 +34,7 @@ export class Router {
         this.routingTree[lowerMethod][rootPath] = handler;
     }
 
-    handle(request: Request): Promise<Response> | Response {
+    async handle(request: Request): Promise<Response> | Response {
         const url = new URL(request.url);
 
         if (url.pathname === '/' || url.pathname === '') {

src/backend-worker/utils/api-tools.ts

@@ -23,7 +23,7 @@ export const resolveFailures = (
         return handler(request);
     } catch (e) {
         console.error(e);
-        return handleWith;
+        return handleWith || respond({ error: 'internal server error' }, { status: 500 });
     }
 };
 
@@ -60,7 +60,7 @@ export const discordFetch = async <T>(
     url: string,
     auth: string,
     authType: 'Bearer' | 'Bot' = 'Bearer'
-): Promise<T> => {
+): Promise<T | null> => {
     const response = await fetch('https://discord.com/api/v8' + url, {
         headers: {
             authorization: `${authType} ${auth}`,
@@ -69,7 +69,11 @@ export const discordFetch = async <T>(
         },
     });
 
-    return (await response.json()) as T;
+    if (response.ok) {
+        return (await response.json()) as T;
+    } else {
+        return null;
+    }
 };
 
 export const cacheLayer = <Identity, Data>(
@@ -86,7 +90,6 @@ export const cacheLayer = <Identity, Data>(
     }
 
     const fallbackValue = await missHandler(identity);
-
     if (!fallbackValue) {
         return null;
     }

src/backend-worker/utils/guild.ts

@@ -26,6 +26,10 @@ export const getGuild = cacheLayer(
     async (id: string) => {
         const guildRaw = await discordFetch<APIGuild>(`/guilds/${id}`, botToken, 'Bot');
 
+        if (!guildRaw) {
+            return null;
+        }
+
         // Filters the raw guild data into data we actually want
         const guild: Guild = {
             id: guildRaw.id,

src/backend-worker/webpack.config.js

@@ -1,4 +1,5 @@
 const path = require('path');
+const TsconfigPathsPlugin = require('tsconfig-paths-webpack-plugin');
 
 const mode = process.env.NODE_ENV || 'production';
 
@@ -12,7 +13,11 @@ module.exports = {
     mode,
     resolve: {
         extensions: ['.ts', '.tsx', '.js'],
-        plugins: [],
+        plugins: [
+            new TsconfigPathsPlugin({
+                configFile: path.resolve(__dirname, './tsconfig.json'),
+            }),
+        ],
     },
     module: {
         rules: [