Initial commit: teaching institution management API.

Express/MongoDB backend with JWT auth, RBAC, S3 uploads, notifications, and scheduled jobs.
2026-08-09 04:18:08 +02:00
commit f04c797be6
107 changed files with 9190 additions and 0 deletions
@@ -0,0 +1,95 @@
+// /components/courses/courseModel.js
+
+const mongoose = require('mongoose');
+
+const discountSchema = new mongoose.Schema({
+  percent: { type: Number, required: true, min: 0, max: 100 },
+  validFrom: { type: Date, required: true },
+  validTo: { type: Date, required: true },
+  isActive: { type: Boolean, default: true }
+});
+
+const offerSchema = new mongoose.Schema({
+  title: { type: String, required: true, trim: true },
+  description: { type: String, trim: true },
+  type: {
+    type: String,
+    enum: ['fullAdvancePayment', 'earlyBird', 'custom'],
+    required: true
+  },
+  percent: { type: Number, min: 0, max: 100 },
+  fixedAmount: { type: Number, min: 0 },
+  validFrom: { type: Date },
+  validTo: { type: Date },
+  isActive: { type: Boolean, default: true }
+});
+
+const courseSchema = new mongoose.Schema({
+  title: {
+    type: String,
+    required: true,
+    trim: true,
+    index: true
+  },
+  description: {
+    type: String,
+    trim: true
+  },
+  type: {
+    type: String,
+    enum: ['General', 'Private'],
+    required: true
+  },
+  price: {
+    type: Number,
+    required: true,
+    min: 0
+  },
+  rating: {
+    type: Number,
+    default: 0,
+    min: 0,
+    max: 5
+  },
+  isOfficial: {
+    type: Boolean,
+    default: false
+  },
+  /** When true, course appears on the public website */
+  showOnFrontend: {
+    type: Boolean,
+    default: true,
+    index: true
+  },
+  /** Number of sessions in the course */
+  sectionCount: {
+    type: Number,
+    default: 1,
+    min: 1
+  },
+  /** Hours per session */
+  hoursPerSection: {
+    type: Number,
+    default: 1.5,
+    min: 0
+  },
+  /** Bullet-point highlights shown on the frontend */
+  highlights: [{
+    type: String,
+    trim: true
+  }],
+  professor: {
+    type: mongoose.Schema.Types.ObjectId,
+    ref: 'Professor'
+  },
+  discounts: [discountSchema],
+  offers: [offerSchema],
+  capacity: {
+    type: Number,
+    default: 30
+  }
+}, {
+  timestamps: true
+});
+
+module.exports = mongoose.model('Course', courseSchema);