- update model and repository

- add tests for feed Model

src/models/Feed.ts

@@ -1,31 +1,86 @@
 import mongoose, { Schema, Document } from 'mongoose';
-import { IFeed } from '../types/Feed.js';
+import { IFeed, NewsSource } from '../types/Feed.js';
 
 export interface IFeedDocument extends IFeed, Document {
-    _id: string;
+  _id: string;
 }
 
-const feedSchema = new Schema<IFeedDocument>({
-  }, {
-    timestamps: true,
-    toJSON: {
-      transform: function(doc, ret) {
-        ret.id = ret._id;
-        delete (ret as any)._id;
-        delete (ret as any).__v;
-        return ret;
-      }
-    },
-    toObject: {
-      transform: function(doc, ret) {
-        ret.id = ret._id;
-        delete (ret as any)._id;
-        delete (ret as any).__v;
-        return ret;
-      }
-    }
-  });
+const feedSchemaObject = {
+  title: {
+    type: String,
+    required: true
+  },
+  
+  description: {
+    type: String
+  },
+  
+  url: {
+    type: String,
+    required: true,
+    unique: true
+  },
+  
+  imageUrl: {
+    type: String
+  },
+  
+  source: {
+    type: String,
+    required: true,
+    enum: Object.values(NewsSource)
+  },
+  
+  category: {
+    type: String
+  },
+  
+  publishedAt: {
+    type: Date,
+    required: true
+  },
+  
+  createdAt: {
+    type: Date,
+    default: Date.now
+  },
+  
+  updatedAt: {
+    type: Date,
+    default: Date.now
+  },
+  
+  isManual: {
+    type: Boolean,
+    default: false
+  }
+} as const;
 
+const feedSchemaSettings = {
+  timestamps: { createdAt: 'createdAt', updatedAt: 'updatedAt' },
+  
+  toJSON: {
+    transform: (doc: any, ret: any) => {
+      ret.id = ret._id;
+      delete ret._id;
+      delete ret.__v;
+      return ret;
+    }
+  },
+  
+  toObject: {
+    transform: (doc: any, ret: any) => {
+      ret.id = ret._id;
+      delete ret._id;
+      delete ret.__v;
+      return ret;
+    }
+  }
+} as const;
+
+const feedSchema = new Schema<IFeedDocument>(feedSchemaObject as any, feedSchemaSettings);
+
+feedSchema.index({ url: 1 }, { unique: true });
 
 export const Feed = mongoose.model<IFeedDocument>('Feed', feedSchema);
 export default Feed;