Add CRUD endpoints for GroupsController

Implemented GET, POST, and DELETE endpoints in GroupsController to manage groups and associated files with pagination and optional search functionality. Created an ISearchQuery interface to standardize query parameters across methods.

apps/backend/src/app/groups/groups.controller.ts

@@ -1,7 +1,43 @@
-import { Controller } from '@nestjs/common';
+import { Controller, DefaultValuePipe, Delete, Get, Param, ParseIntPipe, Post, Query } from '@nestjs/common';
 import { GroupsService } from './groups.service';
+import { ISearchQuery } from 'apps/backend/src/app/groups/groups.types';
 
 @Controller('groups')
 export class GroupsController {
   constructor(private readonly groupsService: GroupsService) {}
+
+  //GET all groups with limit and offset + optional search
+  @Get()
+  async findMany(
+    @Query("limit", new DefaultValuePipe(20), ParseIntPipe) limit: number,
+    @Query("offset", new DefaultValuePipe(0), ParseIntPipe) offset: number,
+    @Query("search", new DefaultValuePipe("")) search: string
+  ) {
+    const query = {limit, offset, search}
+
+  }
+
+  //POST a new group
+  @Post("new")
+  async newGroup() {
+
+  }
+
+  //DELETE a group
+  @Delete(":groupId")
+  async deleteGroup(@Param('groupId') groupId: string) {
+
+  }
+
+  //GET files associated to group with limit and offset
+  @Get(":groupId")
+  async getForGroup(
+    @Query("limit", new DefaultValuePipe(20), ParseIntPipe) limit: number,
+    @Query("offset", new DefaultValuePipe(0), ParseIntPipe) offset: number,
+    @Query("search", new DefaultValuePipe("")) search: string,
+    @Param('groupId') groupId: string
+    ) {
+    const query = {limit, offset, search}
+
+  }
 }

apps/backend/src/app/groups/groups.types.ts

@@ -0,0 +1,5 @@
+export interface ISearchQuery {
+  limit: number;
+  offset: number;
+  search?: string;
+}