diff --git a/New_APIs/College_Lectures_API/package-lock.json b/New_APIs/College_Lectures_API/package-lock.json
index 9d058b2..aa26337 100644
--- a/New_APIs/College_Lectures_API/package-lock.json
+++ b/New_APIs/College_Lectures_API/package-lock.json
@@ -12,7 +12,30 @@
"all": "^0.0.0",
"body-parser": "^1.20.2",
"cors": "^2.8.5",
- "express": "^4.19.2"
+ "dotenv": "^16.4.5",
+ "express": "^4.19.2",
+ "mongoose": "^8.3.4"
+ }
+ },
+ "node_modules/@mongodb-js/saslprep": {
+ "version": "1.1.7",
+ "resolved": "https://registry.npmjs.org/@mongodb-js/saslprep/-/saslprep-1.1.7.tgz",
+ "integrity": "sha512-dCHW/oEX0KJ4NjDULBo3JiOaK5+6axtpBbS+ao2ZInoAL9/YRQLhXzSNAFz7hP4nzLkIqsfYAK/PDE3+XHny0Q==",
+ "dependencies": {
+ "sparse-bitfield": "^3.0.3"
+ }
+ },
+ "node_modules/@types/webidl-conversions": {
+ "version": "7.0.3",
+ "resolved": "https://registry.npmjs.org/@types/webidl-conversions/-/webidl-conversions-7.0.3.tgz",
+ "integrity": "sha512-CiJJvcRtIgzadHCYXw7dqEnMNRjhGZlYK05Mj9OyktqV8uVT8fD2BFOB7S1uwBE3Kj2Z+4UyPmFw/Ixgw/LAlA=="
+ },
+ "node_modules/@types/whatwg-url": {
+ "version": "11.0.4",
+ "resolved": "https://registry.npmjs.org/@types/whatwg-url/-/whatwg-url-11.0.4.tgz",
+ "integrity": "sha512-lXCmTWSHJvf0TRSO58nm978b8HJ/EdsSsEKLd3ODHFjo+3VGAyyTp4v50nWvwtzBxSMQrVOK7tcuN0zGPLICMw==",
+ "dependencies": {
+ "@types/webidl-conversions": "*"
}
},
"node_modules/accepts": {
@@ -60,6 +83,14 @@
"npm": "1.2.8000 || >= 1.4.16"
}
},
+ "node_modules/bson": {
+ "version": "6.7.0",
+ "resolved": "https://registry.npmjs.org/bson/-/bson-6.7.0.tgz",
+ "integrity": "sha512-w2IquM5mYzYZv6rs3uN2DZTOBe2a0zXLj53TGDqwF4l6Sz/XsISrisXOJihArF9+BZ6Cq/GjVht7Sjfmri7ytQ==",
+ "engines": {
+ "node": ">=16.20.1"
+ }
+ },
"node_modules/bytes": {
"version": "3.1.2",
"resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.2.tgz",
@@ -171,6 +202,17 @@
"npm": "1.2.8000 || >= 1.4.16"
}
},
+ "node_modules/dotenv": {
+ "version": "16.4.5",
+ "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.4.5.tgz",
+ "integrity": "sha512-ZmdL2rui+eB2YwhsWzjInR8LldtZHGDoQ1ugH85ppHKwpUHL7j7rN0Ti9NCnGiQbhaZ11FpR+7ao1dNsmduNUg==",
+ "engines": {
+ "node": ">=12"
+ },
+ "funding": {
+ "url": "https://dotenvx.com"
+ }
+ },
"node_modules/ee-first": {
"version": "1.1.1",
"resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
@@ -410,6 +452,14 @@
"node": ">= 0.10"
}
},
+ "node_modules/kareem": {
+ "version": "2.6.3",
+ "resolved": "https://registry.npmjs.org/kareem/-/kareem-2.6.3.tgz",
+ "integrity": "sha512-C3iHfuGUXK2u8/ipq9LfjFfXFxAZMQJJq7vLS45r3D9Y2xQ/m4S8zaR4zMLFWh9AsNPXmcFfUDhTEO8UIC/V6Q==",
+ "engines": {
+ "node": ">=12.0.0"
+ }
+ },
"node_modules/media-typer": {
"version": "0.3.0",
"resolved": "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz",
@@ -418,6 +468,11 @@
"node": ">= 0.6"
}
},
+ "node_modules/memory-pager": {
+ "version": "1.5.0",
+ "resolved": "https://registry.npmjs.org/memory-pager/-/memory-pager-1.5.0.tgz",
+ "integrity": "sha512-ZS4Bp4r/Zoeq6+NLJpP+0Zzm0pR8whtGPf1XExKLJBAczGMnSi3It14OiNCStjQjM6NU1okjQGSxgEZN8eBYKg=="
+ },
"node_modules/merge-descriptors": {
"version": "1.0.1",
"resolved": "https://registry.npmjs.org/merge-descriptors/-/merge-descriptors-1.0.1.tgz",
@@ -461,6 +516,126 @@
"node": ">= 0.6"
}
},
+ "node_modules/mongodb": {
+ "version": "6.5.0",
+ "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-6.5.0.tgz",
+ "integrity": "sha512-Fozq68InT+JKABGLqctgtb8P56pRrJFkbhW0ux+x1mdHeyinor8oNzJqwLjV/t5X5nJGfTlluxfyMnOXNggIUA==",
+ "dependencies": {
+ "@mongodb-js/saslprep": "^1.1.5",
+ "bson": "^6.4.0",
+ "mongodb-connection-string-url": "^3.0.0"
+ },
+ "engines": {
+ "node": ">=16.20.1"
+ },
+ "peerDependencies": {
+ "@aws-sdk/credential-providers": "^3.188.0",
+ "@mongodb-js/zstd": "^1.1.0",
+ "gcp-metadata": "^5.2.0",
+ "kerberos": "^2.0.1",
+ "mongodb-client-encryption": ">=6.0.0 <7",
+ "snappy": "^7.2.2",
+ "socks": "^2.7.1"
+ },
+ "peerDependenciesMeta": {
+ "@aws-sdk/credential-providers": {
+ "optional": true
+ },
+ "@mongodb-js/zstd": {
+ "optional": true
+ },
+ "gcp-metadata": {
+ "optional": true
+ },
+ "kerberos": {
+ "optional": true
+ },
+ "mongodb-client-encryption": {
+ "optional": true
+ },
+ "snappy": {
+ "optional": true
+ },
+ "socks": {
+ "optional": true
+ }
+ }
+ },
+ "node_modules/mongodb-connection-string-url": {
+ "version": "3.0.1",
+ "resolved": "https://registry.npmjs.org/mongodb-connection-string-url/-/mongodb-connection-string-url-3.0.1.tgz",
+ "integrity": "sha512-XqMGwRX0Lgn05TDB4PyG2h2kKO/FfWJyCzYQbIhXUxz7ETt0I/FqHjUeqj37irJ+Dl1ZtU82uYyj14u2XsZKfg==",
+ "dependencies": {
+ "@types/whatwg-url": "^11.0.2",
+ "whatwg-url": "^13.0.0"
+ }
+ },
+ "node_modules/mongoose": {
+ "version": "8.3.4",
+ "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-8.3.4.tgz",
+ "integrity": "sha512-ckBaBzKgtWgCalW/LPkcBsR3wKCOYEJ9jLFPmYCYV7TLStpETY757ELx8/1stL11+6HxLLVffawBffXzd0Y7YA==",
+ "dependencies": {
+ "bson": "^6.5.0",
+ "kareem": "2.6.3",
+ "mongodb": "6.5.0",
+ "mpath": "0.9.0",
+ "mquery": "5.0.0",
+ "ms": "2.1.3",
+ "sift": "17.1.3"
+ },
+ "engines": {
+ "node": ">=16.20.1"
+ },
+ "funding": {
+ "type": "opencollective",
+ "url": "https://opencollective.com/mongoose"
+ }
+ },
+ "node_modules/mongoose/node_modules/ms": {
+ "version": "2.1.3",
+ "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+ "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
+ },
+ "node_modules/mpath": {
+ "version": "0.9.0",
+ "resolved": "https://registry.npmjs.org/mpath/-/mpath-0.9.0.tgz",
+ "integrity": "sha512-ikJRQTk8hw5DEoFVxHG1Gn9T/xcjtdnOKIU1JTmGjZZlg9LST2mBLmcX3/ICIbgJydT2GOc15RnNy5mHmzfSew==",
+ "engines": {
+ "node": ">=4.0.0"
+ }
+ },
+ "node_modules/mquery": {
+ "version": "5.0.0",
+ "resolved": "https://registry.npmjs.org/mquery/-/mquery-5.0.0.tgz",
+ "integrity": "sha512-iQMncpmEK8R8ncT8HJGsGc9Dsp8xcgYMVSbs5jgnm1lFHTZqMJTUWTDx1LBO8+mK3tPNZWFLBghQEIOULSTHZg==",
+ "dependencies": {
+ "debug": "4.x"
+ },
+ "engines": {
+ "node": ">=14.0.0"
+ }
+ },
+ "node_modules/mquery/node_modules/debug": {
+ "version": "4.3.4",
+ "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+ "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+ "dependencies": {
+ "ms": "2.1.2"
+ },
+ "engines": {
+ "node": ">=6.0"
+ },
+ "peerDependenciesMeta": {
+ "supports-color": {
+ "optional": true
+ }
+ }
+ },
+ "node_modules/mquery/node_modules/ms": {
+ "version": "2.1.2",
+ "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+ "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+ },
"node_modules/ms": {
"version": "2.0.0",
"resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
@@ -526,6 +701,14 @@
"node": ">= 0.10"
}
},
+ "node_modules/punycode": {
+ "version": "2.3.1",
+ "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.3.1.tgz",
+ "integrity": "sha512-vYt7UD1U9Wg6138shLtLOvdAu+8DsC/ilFtEVHcH+wydcSpNE20AfSOduf6MkRFahL5FY7X1oU7nKVZFtfq8Fg==",
+ "engines": {
+ "node": ">=6"
+ }
+ },
"node_modules/qs": {
"version": "6.11.0",
"resolved": "https://registry.npmjs.org/qs/-/qs-6.11.0.tgz",
@@ -666,6 +849,19 @@
"url": "https://github.com/sponsors/ljharb"
}
},
+ "node_modules/sift": {
+ "version": "17.1.3",
+ "resolved": "https://registry.npmjs.org/sift/-/sift-17.1.3.tgz",
+ "integrity": "sha512-Rtlj66/b0ICeFzYTuNvX/EF1igRbbnGSvEyT79McoZa/DeGhMyC5pWKOEsZKnpkqtSeovd5FL/bjHWC3CIIvCQ=="
+ },
+ "node_modules/sparse-bitfield": {
+ "version": "3.0.3",
+ "resolved": "https://registry.npmjs.org/sparse-bitfield/-/sparse-bitfield-3.0.3.tgz",
+ "integrity": "sha512-kvzhi7vqKTfkh0PZU+2D2PIllw2ymqJKujUcyPMd9Y75Nv4nPbGJZXNhxsgdQab2BmlDct1YnfQCguEvHr7VsQ==",
+ "dependencies": {
+ "memory-pager": "^1.0.2"
+ }
+ },
"node_modules/statuses": {
"version": "2.0.1",
"resolved": "https://registry.npmjs.org/statuses/-/statuses-2.0.1.tgz",
@@ -682,6 +878,17 @@
"node": ">=0.6"
}
},
+ "node_modules/tr46": {
+ "version": "4.1.1",
+ "resolved": "https://registry.npmjs.org/tr46/-/tr46-4.1.1.tgz",
+ "integrity": "sha512-2lv/66T7e5yNyhAAC4NaKe5nVavzuGJQVVtRYLyQ2OI8tsJ61PMLlelehb0wi2Hx6+hT/OJUWZcw8MjlSRnxvw==",
+ "dependencies": {
+ "punycode": "^2.3.0"
+ },
+ "engines": {
+ "node": ">=14"
+ }
+ },
"node_modules/type-is": {
"version": "1.6.18",
"resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
@@ -717,6 +924,26 @@
"engines": {
"node": ">= 0.8"
}
+ },
+ "node_modules/webidl-conversions": {
+ "version": "7.0.0",
+ "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-7.0.0.tgz",
+ "integrity": "sha512-VwddBukDzu71offAQR975unBIGqfKZpM+8ZX6ySk8nYhVoo5CYaZyzt3YBvYtRtO+aoGlqxPg/B87NGVZ/fu6g==",
+ "engines": {
+ "node": ">=12"
+ }
+ },
+ "node_modules/whatwg-url": {
+ "version": "13.0.0",
+ "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-13.0.0.tgz",
+ "integrity": "sha512-9WWbymnqj57+XEuqADHrCJ2eSXzn8WXIW/YSGaZtb2WKAInQ6CHfaUUcTyyver0p8BDg5StLQq8h1vtZuwmOig==",
+ "dependencies": {
+ "tr46": "^4.1.1",
+ "webidl-conversions": "^7.0.0"
+ },
+ "engines": {
+ "node": ">=16"
+ }
}
}
}
diff --git a/New_APIs/College_Lectures_API/package.json b/New_APIs/College_Lectures_API/package.json
index ff84b4d..f335f4e 100644
--- a/New_APIs/College_Lectures_API/package.json
+++ b/New_APIs/College_Lectures_API/package.json
@@ -12,6 +12,8 @@
"all": "^0.0.0",
"body-parser": "^1.20.2",
"cors": "^2.8.5",
- "express": "^4.19.2"
+ "dotenv": "^16.4.5",
+ "express": "^4.19.2",
+ "mongoose": "^8.3.4"
}
}
diff --git a/New_APIs/College_Lectures_API/src/index.js b/New_APIs/College_Lectures_API/src/index.js
index 45ec13f..1123de5 100644
--- a/New_APIs/College_Lectures_API/src/index.js
+++ b/New_APIs/College_Lectures_API/src/index.js
@@ -2,69 +2,131 @@ const express = require('express');
const bodyParser = require('body-parser');
const path = require('path');
const cors = require('cors');
+const mongoose = require('mongoose');
+const dotenv = require('dotenv');
const app = express();
+dotenv.config();
app.use(cors());
const PORT = process.env.PORT || 3000;
-// Sample data for demonstration
-let lectures = [
- { id: 1, title: 'Introduction to Computer Science', instructor: 'John Doe', time: '9:00 AM', room: 'Room 101' },
- { id: 2, title: 'Advanced Mathematics', instructor: 'Jane Smith', time: '11:00 AM', room: 'Room 201' },
- { id: 3, title: 'Operating System', instructor: 'Alice Johnson', time: '10:00 AM', room: 'Room 102' },
- { id: 4, title: 'Software Engineering', instructor: 'Michael Brown', time: '1:00 PM', room: 'Room 301' }
+// Connect to MongoDB
+mongoose.connect(process.env.MONGO_URL).then(() => {
+ app.listen(PORT, () => console.log(`Server Port: ${PORT}`));
+}).catch((error) => console.log(`${error} did not connect!`));
+
+// Lecture Schema
+const lectureSchema = new mongoose.Schema({
+ title: String,
+ instructor: String,
+ time: String,
+ room: String
+});
+
+const Lecture = mongoose.model('Lecture', lectureSchema);
+
+// Data to save
+const lectures = [
+ { title: 'Introduction to Computer Science', instructor: 'John Doe', time: '9:00 AM', room: 'Room 101' },
+ { title: 'Advanced Mathematics', instructor: 'Jane Smith', time: '11:00 AM', room: 'Room 201' },
+ { title: 'Operating System', instructor: 'Alice Johnson', time: '10:00 AM', room: 'Room 102' },
+ { title: 'Software Engineering', instructor: 'Michael Brown', time: '1:00 PM', room: 'Room 301' }
];
+// Function to save lectures to the database
+async function saveLectures() {
+ try {
+ for (const lectureData of lectures) {
+ const lecture = new Lecture(lectureData);
+ await lecture.save();
+ }
+ console.log('Lectures saved successfully');
+ } catch (error) {
+ console.error('Error saving lectures:', error);
+ } finally {
+ mongoose.disconnect();
+ }
+}
+
+// Call the function to save lectures for one time
+{/*saveLectures();*/}
+
// Middleware
app.use(bodyParser.json());
app.use(express.static(path.join(__dirname, 'public')));
// Routes
// Get all lectures
-app.get('/lectures', (req, res) => {
- res.json(lectures);
+app.get('/lectures', async (req, res) => {
+ try {
+ const lectures = await Lecture.find();
+ res.json(lectures);
+ } catch (err) {
+ res.status(500).json({ message: err.message });
+ }
});
// Get a specific lecture by ID
-app.get('/lectures/:id', (req, res) => {
- const lectureId = parseInt(req.params.id);
- const lecture = lectures.find(lecture => lecture.id === lectureId);
- if (!lecture) {
- return res.status(404).json({ message: 'Lecture not found' });
- }
- res.json(lecture);
+app.get('/lectures/:id', getLecture, (req, res) => {
+ res.json(res.lecture);
});
// Create a new lecture
-app.post('/lectures', (req, res) => {
- const { title, instructor, time, room } = req.body;
- const id = lectures.length + 1;
- const newLecture = { id, title, instructor, time, room };
- lectures.push(newLecture);
- res.status(201).json(newLecture);
+app.post('/lectures', async (req, res) => {
+ const lecture = new Lecture({
+ title: req.body.title,
+ instructor: req.body.instructor,
+ time: req.body.time,
+ room: req.body.room
+ });
+
+ try {
+ const newLecture = await lecture.save();
+ res.status(201).json(newLecture);
+ } catch (err) {
+ res.status(400).json({ message: err.message });
+ }
});
+// Middleware function to get a lecture by ID
+async function getLecture(req, res, next) {
+ let lecture;
+ try {
+ lecture = await Lecture.findById(req.params.id);
+ if (lecture == null) {
+ return res.status(404).json({ message: 'Lecture not found' });
+ }
+ } catch (err) {
+ return res.status(500).json({ message: err.message });
+ }
+
+ res.lecture = lecture;
+ next();
+}
+
// Update a lecture
-app.put('/lectures/:id', (req, res) => {
- const lectureId = parseInt(req.params.id);
+app.put('/lectures/:id', async (req, res) => {
const { title, instructor, time, room } = req.body;
- const lectureIndex = lectures.findIndex(lecture => lecture.id === lectureId);
- if (lectureIndex === -1) {
- return res.status(404).json({ message: 'Lecture not found' });
+ try {
+ const updatedLecture = await Lecture.findByIdAndUpdate(req.params.id, { title, instructor, time, room }, { new: true });
+ if (!updatedLecture) {
+ return res.status(404).json({ message: 'Lecture not found' });
+ }
+ res.json(updatedLecture);
+ } catch (err) {
+ res.status(400).json({ message: err.message });
}
- const updatedLecture = { id: lectureId, title, instructor, time, room };
- lectures[lectureIndex] = updatedLecture;
- res.json(updatedLecture);
});
// Delete a lecture
-app.delete('/lectures/:id', (req, res) => {
- const lectureId = parseInt(req.params.id);
- lectures = lectures.filter(lecture => lecture.id !== lectureId);
- res.status(204).end();
+app.delete('/lectures/:id', async (req, res) => {
+ try {
+ const deletedLecture = await Lecture.findByIdAndDelete(req.params.id);
+ if (!deletedLecture) {
+ return res.status(404).json({ message: 'Lecture not found' });
+ }
+ res.status(204).end();
+ } catch (err) {
+ res.status(500).json({ message: err.message });
+ }
});
-
-// Start the server
-app.listen(PORT, () => {
- console.log(`Server is running on port ${PORT}`);
-});
\ No newline at end of file
diff --git a/New_APIs/College_Lectures_API/src/lect.js b/New_APIs/College_Lectures_API/src/lect.js
index e44fc16..eb78b6f 100644
--- a/New_APIs/College_Lectures_API/src/lect.js
+++ b/New_APIs/College_Lectures_API/src/lect.js
@@ -5,29 +5,29 @@ function searchLecture() {
return;
}
fetch(`http://localhost:3000/lectures?title=${lectureName}`)
- .then(response => {
- if (!response.ok) {
- throw new Error('Lecture not found');
- }
- return response.json();
- })
- .then(lectures => {
- const foundLecture = lectures.find(lecture => lecture.title.toLowerCase() === lectureName.toLowerCase());
- if (!foundLecture) {
- throw new Error('Lecture not found');
- }
- const lectureContent = `
- Lecture Information
- Title: ${foundLecture.title}
- Instructor: ${foundLecture.instructor}
- Time: ${foundLecture.time}
- Room: ${foundLecture.room}
- `;
- document.getElementById('lectureContent').innerHTML = lectureContent;
- })
- .catch(error => {
- document.getElementById('lectureContent').innerHTML = `
- ${error.message}
- `;
- });
+ .then(response => {
+ if (!response.ok) {
+ throw new Error('Lecture not found');
+ }
+ return response.json();
+ })
+ .then(lectures => {
+ const foundLecture = lectures.find(lecture => lecture.title.toLowerCase() === lectureName.toLowerCase());
+ if (!foundLecture) {
+ throw new Error('Lecture not found');
+ }
+ const lectureContent = `
+ Lecture Information
+ Title: ${foundLecture.title}
+ Instructor: ${foundLecture.instructor}
+ Time: ${foundLecture.time}
+ Room: ${foundLecture.room}
+ `;
+ document.getElementById('lectureContent').innerHTML = lectureContent;
+ })
+ .catch(error => {
+ document.getElementById('lectureContent').innerHTML = `
+ ${error.message}
+ `;
+ });
}
\ No newline at end of file