Refactor

server/api/index.js

@@ -0,0 +1,55 @@
+import bodyParser from 'koa-bodyparser';
+import httpErrors from 'http-errors';
+import Koa from 'koa';
+import Router from 'koa-router';
+import Sequelize from 'sequelize';
+
+import auth from './auth';
+import user from './user';
+
+import validation from './validation';
+
+const api = new Koa();
+const router = new Router();
+
+// API error handler
+api.use(async (ctx, next) => {
+  try {
+    await next();
+  } catch (err) {
+    ctx.status = err.status || 500;
+    let message = err.message || err.name;
+
+    if (err instanceof Sequelize.ValidationError) {
+      // super basic form error handling
+      ctx.status = 400;
+      if (err.errors && err.errors[0]) {
+        message = `${err.errors[0].message} (${err.errors[0].path})`;
+      }
+    }
+
+    if (ctx.status === 500) {
+      message = 'Internal Server Error';
+      ctx.app.emit('error', err, ctx);
+    }
+
+    ctx.body = { message };
+  }
+});
+
+api.use(bodyParser());
+api.use(validation());
+
+router.use('/', auth.routes());
+router.use('/', user.routes());
+
+// Router is embedded in a Koa application wrapper, because koa-router does not
+// allow middleware to catch any routes which were not explicitly defined.
+api.use(router.routes());
+
+// API 404 handler
+api.use(async () => {
+  throw httpErrors.NotFound();
+});
+
+export default api;