增加UserFavController

app/Http/Controllers/Api/UserFavController.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace App\Http\Controllers\Api;
+
+use App\Http\Controllers\Controller;
+use App\Models\AgentProduct;
+use App\Models\UserFav;
+
+class UserFavController extends Controller
+{
+	public function index()
+	{
+		$page = request()->input('page');
+		if ($page && !ctype_digit($page)) {
+			return $this->error('页码错误');
+		}
+
+		$list = UserFav::query()->with([
+				'agentProduct' => fn($query) => $query->select('id', 'price', 'original_price'),
+				'product' => fn($query) => $query->select('id', 'title', 'pictures'),
+			])
+			->where('user_id', $this->user_id)
+			->select('id', 'agent_product_id', 'product_id', 'created_at')
+			->orderBy('id', 'DESC')
+			->simplePaginate(15);
+		return $this->success($list);
+	}
+
+	public function create()
+	{
+		$id = request()->input('id');
+		if (!$id || !ctype_digit($id)) {
+			return $this->error('无效的ID');
+		}
+
+		$agent_product = AgentProduct::find($id);
+		if (!$agent_product) {
+			return $this->error('产品不存在或已被删除');
+		}
+
+		//如果不存在则创建
+		UserFav::query()->firstOrCreate([
+			'user_id' => $this->user_id,
+			'agent_product_id' => $agent_product->id,
+			'product_id' => $agent_product->product_id,
+		]);
+
+		return $this->success();
+	}
+}