add method to get single course

nikolp · nikolp · commit 06fdb8f3a324 · 2024-05-09T08:48:53.000-04:00
diff --git a/server.ts b/server.ts
@@ -2,7 +2,7 @@
 
 import * as express from 'express';
 import {Application} from "express";
-import {getAllCourses} from './server/get-courses.route';
+import {getAllCourses, getCourseById} from './server/get-courses.route';
 import {saveCourse} from './server/save-course.route';
 const cors = require('cors');
 
@@ -14,7 +14,7 @@ app.use(cors({origin: true}));
 app.use(bodyParser.json());
 
 app.route('/api/courses').get(getAllCourses);
-
+app.route('/api/courses/:id').get(getCourseById);
 app.route('/api/courses/:id').put(saveCourse);
 
 
diff --git a/server/get-courses.route.ts b/server/get-courses.route.ts
@@ -19,5 +19,9 @@ export function getCourseById(req: Request, res: Response) {
 
     const course = courses.find(course => course.id == courseId);
 
-    res.status(200).json(course);
+    if (course) {
+        res.status(200).json(course);
+    } else {
+        res.status(404).json();
+    }
 }

Original file line number	Diff line number	Diff line change
`@@ -19,5 +19,9 @@ export function getCourseById(req: Request, res: Response) {`
`19`	`19`
`20`	`20`	`const course = courses.find(course => course.id == courseId);`
`21`	`21`
`22`		`- res.status(200).json(course);`
	`22`	`+ if (course) {`
	`23`	`+ res.status(200).json(course);`
	`24`	`+ } else {`
	`25`	`+ res.status(404).json();`
	`26`	`+ }`
`23`	`27`	`}`