using nedb for connections, controllers

api/src/utility/useController.js

@@ -0,0 +1,49 @@
+const _ = require('lodash');
+const express = require('express');
+
+module.exports = function useController(app, route, controller) {
+  const router = express.Router();
+
+  for (const key of _.keys(controller)) {
+    const obj = controller[key];
+    if (!_.isFunction(obj)) continue;
+    const meta = controller[`${key}_meta`];
+    if (!meta) continue;
+
+    let method = 'get';
+    let raw = false;
+    let rawParams = false;
+
+    if (_.isString(meta)) {
+      method = meta;
+    }
+    if (_.isPlainObject(meta)) {
+      method = meta.method;
+      raw = meta.raw;
+      rawParams = meta.rawParams;
+    }
+
+    const route = `/${_.kebabCase(key)}`;
+    if (raw) {
+      router[method](route, controller[key]);
+    } else {
+      router[method](route, async (req, res) => {
+        if (controller._init && !controller._init_called) {
+          await controller._init();
+          controller._init_called = true;
+        }
+        try {
+          let params = [{ ...req.body }];
+          if (rawParams) params = [req, res];
+          const data = await controller[key](...params);
+          res.json(data);
+        } catch (e) {
+          console.log(e);
+          res.status(500).json({ error: e.message });
+        }
+      });
+    }
+  }
+
+  app.use(route, router);
+};