<?php

namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Http;

class MapController extends Controller
{
    public function search(Request $request): JsonResponse
    {
        $data = $request->validate([
            'keyword' => ['required', 'string', 'max:120'],
            'region' => ['nullable', 'string', 'max:80'],
        ]);

        $key = env('TENCENT_MAP_SERVER_KEY');
        abort_unless($key, 500, '未配置腾讯地图服务端Key');

        $resp = Http::get('https://apis.map.qq.com/ws/place/v1/suggestion', [
            'keyword' => $data['keyword'],
            'region' => $data['region'] ?? '苏州',
            'region_fix' => 1,
            'key' => $key,
        ])->json();

        if (($resp['status'] ?? -1) !== 0) {
            return response()->json(['message' => $resp['message'] ?? '地图搜索失败'], 422);
        }

        $rows = collect($resp['data'] ?? [])->map(function ($item) {
            return [
                'title' => $item['title'] ?? '',
                'address' => $item['address'] ?? '',
                'province' => $item['province'] ?? '',
                'city' => $item['city'] ?? '',
                'district' => $item['district'] ?? '',
                'lat' => data_get($item, 'location.lat'),
                'lng' => data_get($item, 'location.lng'),
            ];
        })->values();

        return response()->json($rows);
    }

    public function reverseGeocode(Request $request): JsonResponse
    {
        $data = $request->validate([
            'lat' => ['required', 'numeric'],
            'lng' => ['required', 'numeric'],
        ]);

        $key = env('TENCENT_MAP_SERVER_KEY');
        abort_unless($key, 500, '未配置腾讯地图服务端Key');

        $resp = Http::get('https://apis.map.qq.com/ws/geocoder/v1/', [
            'location' => $data['lat'] . ',' . $data['lng'],
            'get_poi' => 0,
            'key' => $key,
        ])->json();

        if (($resp['status'] ?? -1) !== 0) {
            return response()->json(['message' => $resp['message'] ?? '逆地理编码失败'], 422);
        }

        $result = $resp['result'] ?? [];
        return response()->json([
            'address' => $result['address'] ?? '',
            'province' => data_get($result, 'address_component.province'),
            'city' => data_get($result, 'address_component.city'),
            'district' => data_get($result, 'address_component.district'),
        ]);
    }
}