<?php

namespace App\Http\Controllers\Client;

use App\Http\Controllers\Controller;
use App\Services\Client\CoachService;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;

/**
 * @group 用户端
 *
 * 技师相关的API接口
 */
class CoachController extends Controller
{
    protected CoachService $service;

    public function __construct(CoachService $service)
    {
        $this->service = $service;
    }

    /**
     * [技师]获取附近技师列表
     *
     * 根据经纬度获取技师列表
     *
     * @authenticated
     *
     * @queryParam latitude float required 纬度. Example: 39.9042
     * @queryParam longitude float required 经度. Example: 116.4074
     *
     * @response {
     *   "code": 200,
     *   "message": "获取成功",
     *   "data": [
     *     {
     *       "id": 1,
     *       "name": "技师A",
     *       "latitude": 34.0522,
     *       "longitude": -118.2437
     *     }
     *   ]
     * }
     */
    public function list(Request $request)
    {
        $latitude = $request->input('latitude');
        $longitude = $request->input('longitude');

        return $this->success($this->service->getNearCoachList(Auth::user()->id, $latitude, $longitude));
    }

    /**
     * [技师]获取技师详情
     *
     * 根据ID获取技师的详细信息
     *
     * @authenticated
     *
     * @urlParam id int required 技师ID. Example: 6
     *
     * @queryParam latitude float 纬度. Example: 34.0522
     * @queryParam longitude float 经度. Example: -118.2437
     *
     * @response {
     *   "code": 200,
     *   "message": "获取成功",
     *   "data": {
     *     "id": 1,
     *     "name": "技师A",
     *     "latitude": 34.0522,
     *     "longitude": -118.2437,
     *     "details": "详细信息"
     *   }
     * }
     */
    public function detail(Request $request, $id)
    {
        $latitude = $request->input('latitude');
        $longitude = $request->input('longitude');

        return $this->success($this->service->getCoachDetail($id, $latitude, $longitude));
    }

    /**
     * [技师]获取可预约时间段
     *
     * @description 获取指定技师的可预约时间段列表，包含日期、星期、时间段等信息
     *
     * @queryParam coach_id int required 技师ID Example: 6
     * @queryParam date string 日期(格式:Y-m-d) Example: 2024-03-22
     *
     * @response {
     *   "data": {
     *     "date": "2024-03-22",
     *     "day_of_week": "星期五",
     *     "is_today": false,
     *     "time_slots": [
     *       {
     *         "start_time": "09:00",
     *         "end_time": "09:30",
     *         "is_available": true,
     *         "duration": 30
     *       }
     *     ],
     *     "total_slots": 1,
     *     "updated_at": "2024-03-22 10:00:00"
     *   }
     * }
     * @response 404 {
     *   "message": "技师不存在"
     * }
     * @response 400 {
     *   "message": "技师状态异常"
     * }
     * @response 400 {
     *   "message": "不能查询过去的日期"
     * }
     * @response 400 {
     *   "message": "只能查询未来30天内的时间段"
     * }
     */
    public function getSchedule(Request $request)
    {
        // 验证参数
        $validated = $request->validate([
            'coach_id' => 'required|integer|exists:coach_users,id',
            'date' => 'nullable|date_format:Y-m-d',
        ]);

        // 调用service获取技师可预约时间段
        return $this->success($this->service->getSchedule($validated['coach_id'], $validated['date'] ?? null));
    }
}