part 12 done

Pt12/part12-containers-applications/todo-app/todo-backend/routes/index.js

@@ -0,0 +1,19 @@
+const express = require("express");
+const router = express.Router();
+const redis = require("../redis");
+
+const configs = require("../util/config");
+
+let visits = 0;
+
+/* GET index data. */
+router.get("/", async (req, res) => {
+  visits++;
+
+  res.send({
+    ...configs,
+    visits,
+  });
+});
+
+module.exports = router;

Pt12/part12-containers-applications/todo-app/todo-backend/routes/statistics.js

@@ -0,0 +1,11 @@
+const express = require("express");
+const router = express.Router();
+const { getAsync } = require("../redis/index");
+
+/* GET todos listing. */
+router.get("/", async (_, res) => {
+  const statistics = await getAsync("added_todos");
+  res.send(statistics);
+});
+
+module.exports = router;

Pt12/part12-containers-applications/todo-app/todo-backend/routes/todos.js

@@ -0,0 +1,54 @@
+const express = require("express");
+const { Todo } = require("../mongo");
+const router = express.Router();
+const { getAsync, setAsync } = require("../redis/index");
+
+/* GET todos listing. */
+router.get("/", async (_, res) => {
+  const todos = await Todo.find({});
+  res.send(todos);
+});
+
+/* POST todo to listing. */
+router.post("/", async (req, res) => {
+  const todo = await Todo.create({
+    text: req.body.text,
+    done: false,
+  });
+  const todoCounter = await getAsync("added_todos");
+  setAsync("added_todos", Number(todoCounter) + 1);
+  res.send(todo);
+});
+
+const singleRouter = express.Router();
+
+const findByIdMiddleware = async (req, res, next) => {
+  const { id } = req.params;
+  req.todo = await Todo.findById(id);
+  if (!req.todo) return res.sendStatus(404);
+
+  next();
+};
+
+/* DELETE todo. */
+singleRouter.delete("/", async (req, res) => {
+  await req.todo.delete();
+  res.sendStatus(200);
+});
+
+/* GET todo. */
+singleRouter.get("/", async (req, res) => {
+  res.send(req.todo);
+});
+
+/* PUT todo. */
+singleRouter.put("/", async (req, res) => {
+  const todo = await Todo.findByIdAndUpdate(req.todo._id, {
+    done: true,
+  });
+  res.send(todo);
+});
+
+router.use("/:id", findByIdMiddleware, singleRouter);
+
+module.exports = router;