feat: complete day 3

day3/routes/variables.js

@@ -0,0 +1,68 @@
+const express = require("express");
+const router = express.Router();
+const db = require("../models");
+const { Op } = require("sequelize");
+
+router.get("/", async (req, res) => {
+  try {
+    const variables = await db.variables.findAll();
+    res.json({ success: true, data: variables });
+  } catch (err) {
+    res.status(500).json({ success: false, error: err.message });
+  }
+});
+
+router.get("/:id", async (req, res) => {
+  try {
+    const variable = await db.variables.findByPk(req.params.id);
+    if (!variable)
+      return res
+        .status(404)
+        .json({ success: false, error: "Variable not found" });
+    res.json({ success: true, data: variable });
+  } catch (err) {
+    res.status(500).json({ success: false, error: err.message });
+  }
+});
+
+router.post("/:id", async (req, res) => {
+  try {
+    const variable = await db.variables.create(req.body);
+    res.status(201).json({ success: true, data: variable });
+  } catch (err) {
+    res.status(400).json({ success: false, error: err.message });
+  }
+});
+
+router.put("/:id", async (req, res) => {
+  try {
+    const [updated] = await db.variables.update(req.body, {
+      where: { id: req.params.id },
+    });
+    if (!updated)
+      return res
+        .status(404)
+        .json({ success: false, error: "Variable not found" });
+    const variable = await db.variables.findByPk(req.params.id);
+    res.json({ success: true, data: variable });
+  } catch (err) {
+    res.status(400).json({ success: false, error: err.message });
+  }
+});
+
+router.delete("/:id", async (req, res) => {
+  try {
+    const deleted = await db.variables.destroy({
+      where: { id: req.params.id },
+    });
+    if (!deleted)
+      return res
+        .status(404)
+        .json({ success: false, error: "Variable not found" });
+    res.json({ success: true, data: { message: "Variable deleted" } });
+  } catch (err) {
+    res.status(500).json({ success: false, error: err.message });
+  }
+});
+
+module.exports = router;