<?php

namespace App\Http\Controllers\API\Admin;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Storage;
use App\Lib\Rs;

class UploadController extends Controller
{
    /**
     * 通用图片上传接口
     */
    public function uploadImage(Request $request)
    {
        // 验证请求数据
        if (!$request->hasFile('image')) {
            return Rs::error('请选择要上传的图片');
        }

        $file = $request->file('image');

        // 验证文件类型
        $allowedTypes = ['image/jpeg', 'image/png', 'image/gif', 'image/webp'];
        if (!in_array($file->getMimeType(), $allowedTypes)) {
            return Rs::error('只允许上传JPG/PNG/GIF/WEBP格式的图片');
        }

        // 验证文件大小（5MB）
        $maxSize = 5 * 1024 * 1024;
        if ($file->getSize() > $maxSize) {
            return Rs::error('图片大小不能超过5MB');
        }

        // 生成唯一文件名
        $filename = 'img_' . date('YmdHis') . '_' . uniqid() . '.' . $file->getClientOriginalExtension();
        $path = $file->storeAs('images', $filename, 'public');

        if ($path) {
            // 返回相对路径和完整URL
            $relativePath = 'storage/' . $path;
            $fullUrl = asset('storage/' . $path);
            return Rs::success([
                'url' => $relativePath,
                'full_url' => $fullUrl
            ]);
        } else {
            return Rs::error('图片上传失败');
        }
    }
}