first commit

src/modules/posts/schemas/post.schema.ts

@@ -0,0 +1,59 @@
+import { Prop, Schema, SchemaFactory } from '@nestjs/mongoose';
+import { HydratedDocument, Types } from 'mongoose';
+import { PostType } from '../../../common/enums/post-type.enum';
+import { PostVisibility } from '../../../common/enums/post-visibility.enum';
+import { User } from '../../users/schemas/user.schema';
+
+export type PostDocument = HydratedDocument<Post>;
+
+@Schema({ timestamps: true, versionKey: false })
+export class Post {
+  @Prop({ type: Types.ObjectId, ref: User.name, required: true, index: true })
+  authorId!: Types.ObjectId;
+
+  @Prop({ default: '', trim: true, maxlength: 2200, required: true })
+  content!: string;
+
+  @Prop({ default: '' })
+  videoUrl!: string;
+
+  @Prop({ default: '' })
+  audioUrl!: string;
+
+  @Prop({ enum: PostType, default: PostType.TEXT, index: true })
+  postType!: PostType;
+
+  @Prop({ enum: PostVisibility, default: PostVisibility.PUBLIC, index: true })
+  visibility!: PostVisibility;
+
+  @Prop({ default: 0, min: 0 })
+  likesCount!: number;
+
+  @Prop({ default: 0, min: 0 })
+  commentsCount!: number;
+
+  @Prop({ default: 0, min: 0 })
+  savesCount!: number;
+
+  @Prop({ type: [String], default: [], index: true })
+  hashtags!: string[];
+
+  @Prop({ default: false, index: true })
+  isDeleted!: boolean;
+
+  @Prop({ type: Date, default: null })
+  deletedAt?: Date | null;
+
+  @Prop({ type: Types.ObjectId, ref: User.name, default: null })
+  deletedBy?: Types.ObjectId | null;
+}
+
+export const PostSchema = SchemaFactory.createForClass(Post);
+
+PostSchema.index({ authorId: 1, createdAt: -1 });
+PostSchema.index({ visibility: 1, createdAt: -1 });
+PostSchema.index({ postType: 1, createdAt: -1 });
+PostSchema.index({ hashtags: 1, createdAt: -1 });
+PostSchema.index({ authorId: 1, isDeleted: 1, createdAt: -1 });
+PostSchema.index({ visibility: 1, isDeleted: 1, createdAt: -1 });
+PostSchema.index({ visibility: 1, isDeleted: 1, likesCount: -1, commentsCount: -1, savesCount: -1, createdAt: -1 });