Config model and controllers

controllers/config.js

@@ -0,0 +1,93 @@
+const asyncWrapper = require('../middleware/asyncWrapper');
+const ErrorResponse = require('../utils/ErrorResponse');
+const Config = require('../models/Config');
+
+// @desc      Insert new key:value pair
+// @route     POST /api/config
+// @access    Public
+exports.createPair = asyncWrapper(async (req, res, next) => {
+  const pair = await Config.create(req.body);
+
+  res.status(201).json({
+    success: true,
+    data: pair
+  })
+})
+
+// @desc      Get all key:value pairs
+// @route     GET /api/config
+// @access    Public
+exports.getAllPairs = asyncWrapper(async (req, res, next) => {
+  const pairs = await Config.findAll();
+
+  res.status(201).json({
+    success: true,
+    data: pairs
+  })
+})
+
+// @desc      Get single key:value pair
+// @route     GET /api/config/:key
+// @access    Public
+exports.getSinglePair = asyncWrapper(async (req, res, next) => {
+  const pair = await Config.findOne({
+    where: { key: req.params.key }
+  });
+
+  if (!pair) {
+    return next(new ErrorResponse(`Key ${req.params.key} was not found`, 404));
+  }
+
+  res.status(201).json({
+    success: true,
+    data: pair
+  })
+})
+
+// @desc      Update value
+// @route     PUT /api/config/:key
+// @access    Public
+exports.updateValue = asyncWrapper(async (req, res, next) => {
+  let pair = await Config.findOne({
+    where: { key: req.params.key }
+  });
+
+  if (!pair) {
+    return next(new ErrorResponse(`Key ${req.params.key} was not found`, 404));
+  }
+
+  if (pair.isLocked) {
+    return next(new ErrorResponse(`Value of key ${req.params.key} is locked and can not be changed`, 400));
+  }
+
+  pair = await pair.update({ ...req.body });
+
+  res.status(200).json({
+    success: true,
+    data: pair
+  })
+})
+
+// @desc      Delete key:value pair
+// @route     DELETE /api/config/:key
+// @access    Public
+exports.deletePair = asyncWrapper(async (req, res, next) => {
+  const pair = await Config.findOne({
+    where: { key: req.params.key }
+  });
+
+  if (!pair) {
+    return next(new ErrorResponse(`Key ${req.params.key} was not found`, 404));
+  }
+
+  if (pair.isLocked) {
+    return next(new ErrorResponse(`Value of key ${req.params.key} is locked and can not be deleted`, 400));
+  }
+
+  await pair.destroy();
+
+  res.status(200).json({
+    success: true,
+    data: {}
+  })
+})