<?php
// +----------------------------------------------------------------------
// | Niucloud-admin 企业快速开发的多应用管理平台
// +----------------------------------------------------------------------
// | 官方网址：https://www.niucloud.com
// +----------------------------------------------------------------------
// | niucloud团队 版权所有 开源版本可自由商用
// +----------------------------------------------------------------------
// | Author: Niucloud Team
// +----------------------------------------------------------------------

namespace app\service\api\apiService;

use app\model\service_logs\ServiceLogs;
use core\base\BaseApiService;

/**
 * 服务API服务层
 * Class ServiceService
 * @package app\service\api\apiService
 */
class ServiceService extends BaseApiService
{
    public function __construct()
    {
        parent::__construct();
        $this->model = new ServiceLogs();
    }

    /**
     * 获取员工服务记录列表
     * @param array $where
     * @return array
     */
    public function getMyServiceLogs(array $where = [])
    {
        // 获取当前登录的员工ID
        $staffId = $this->member_id;

        $field = 'id,service_id,staff_id,status,service_remark,feedback,score,created_at,updated_at';
        $order = 'created_at desc';

        $search_model = $this->model
            ->withSearch(["staff_id"], ['staff_id' => $staffId])
            ->with(['service', 'staff'])
            ->field($field)
            ->order($order);

        $list = $this->pageQuery($search_model);

        // 如果没有数据，为演示目的返回一些测试数据
        if (empty($list['data']) && isset($where['demo'])) {
            $list = [
                'data' => [
                    [
                        'id' => 1,
                        'service_id' => 1,
                        'staff_id' => $staffId,
                        'status' => 0,
                        'service_remark' => '',
                        'feedback' => '',
                        'score' => null,
                        'created_at' => time(),
                        'updated_at' => time(),
                        'service_name' => '体能训练指导服务',
                        'preview_image_url' => '',
                        'description' => '专业的体能训练指导，帮助学员提升身体素质',
                        'service_type' => '训练指导'
                    ],
                    [
                        'id' => 2,
                        'service_id' => 2,
                        'staff_id' => $staffId,
                        'status' => 1,
                        'service_remark' => '学员表现**优秀**，完成了所有训练项目\n• 力量训练：90%完成度\n• 耐力训练：85%完成度\n• 柔韧性训练：95%完成度',
                        'feedback' => '孩子很喜欢这次训练，教练很专业',
                        'score' => 95,
                        'created_at' => time() - 86400,
                        'updated_at' => time() - 3600,
                        'service_name' => '技能训练服务',
                        'preview_image_url' => '',
                        'description' => '专项技能训练，提升运动技巧',
                        'service_type' => '技能培训'
                    ]
                ],
                'current_page' => 1,
                'last_page' => 1,
                'per_page' => 10,
                'total' => 2
            ];
        }

        return $list;
    }

    /**
     * 获取服务记录详情
     * @param int $id
     * @return array
     */
    public function getServiceLogDetail(int $id)
    {
        // 获取当前登录的员工ID
        $staffId = $this->member_id;

        $field = 'id,service_id,staff_id,status,service_remark,feedback,score,created_at,updated_at';

        $info = $this->model
            ->with(['service', 'staff'])
            ->field($field)
            ->where([
                ['id', "=", $id],
                ['staff_id', "=", $staffId]
            ])
            ->findOrEmpty()
            ->toArray();

        return $info;
    }

    /**
     * 更新服务结果
     * @param int $id
     * @param string $serviceRemark
     * @return array
     */
    public function updateServiceRemark(int $id, string $serviceRemark)
    {
        // 获取当前登录的员工ID
        $staffId = $this->member_id;

        // 查找对应的服务记录
        $serviceLog = $this->model
            ->where([
                ['id', '=', $id],
                ['staff_id', '=', $staffId]
            ])
            ->find();

        if (!$serviceLog) {
            return ['code' => 0, 'msg' => '服务记录不存在'];
        }

        // 检查状态，只有非完成状态才能修改
        if ($serviceLog->status == 1) {
            return ['code' => 0, 'msg' => '服务已完成，无法修改'];
        }

        try {
            // 更新服务结果
            $serviceLog->service_remark = $serviceRemark;
            $serviceLog->updated_at = time();
            $serviceLog->save();

            return ['code' => 1, 'msg' => '更新成功'];
        } catch (\Exception $e) {
            return ['code' => 0, 'msg' => '更新失败：' . $e->getMessage()];
        }
    }

    /**
     * 获取学员服务记录列表
     * @param int $studentId 学员ID
     * @return array
     */
    public function getStudentServiceList(int $studentId)
    {
        try {
            // 查询SQL：关联服务基础信息、课程信息、员工信息
            $list = $this->model->alias('sl')
                ->join('school_service s', 'sl.service_id = s.id')
                ->leftJoin('school_course c', 'sl.course_id = c.id')
                ->leftJoin('school_personnel p', 'sl.staff_id = p.id')
                ->where('sl.resource_id', $studentId)
                ->where('s.deleted_at', 0)
                ->field([
                    // 服务基础信息
                    's.id as service_id',
                    's.service_name',
                    's.preview_image_url',
                    's.description',
                    's.service_type',
                    's.status as service_status',
                    // 服务记录信息
                    'sl.id as log_id',
                    'sl.status as log_status',
                    'sl.score',
                    'sl.feedback',
                    'sl.service_remark',
                    'sl.created_at as service_time',
                    'sl.feedback_time',
                    'sl.updated_at',
                    // 课程信息
                    'c.course_name',
                    // 员工信息
                    'p.name as staff_name'
                ])
                ->order('sl.created_at desc, sl.status asc')
                ->select()
                ->toArray();

            // 处理数据格式，按服务分组
            $serviceMap = [];
            foreach ($list as $item) {
                $serviceId = $item['service_id'];
                
                if (!isset($serviceMap[$serviceId])) {
                    // 初始化服务信息
                    $serviceMap[$serviceId] = [
                        'id' => $serviceId,
                        'service_name' => $item['service_name'],
                        'preview_image_url' => $item['preview_image_url'],
                        'description' => $item['description'],
                        'service_type' => $item['service_type'],
                        'status' => $this->mapServiceStatus($item['service_status']),
                        'logs' => [],
                        'total_count' => 0,
                        'completed_count' => 0
                    ];
                }

                // 添加服务记录
                if ($item['log_id']) {
                    $log = [
                        'id' => $item['log_id'],
                        'status' => $item['log_status'],
                        'service_content' => $item['service_remark'],
                        'service_staff' => $item['staff_name'],
                        'service_time' => $item['service_time'] ?: '',
                        'duration' => $item['updated_at'] ?: '',
                        'customer_feedback' => $item['feedback'],
                        'service_rating' => $item['score'] && $item['score'] <= 5 ? $item['score'] : null,
                        'remark' => $item['service_remark'],
                        'course_name' => $item['course_name'],
                        'updated_at' => $item['updated_at'] ?: ''
                    ];
                    
                    $serviceMap[$serviceId]['logs'][] = $log;
                    $serviceMap[$serviceId]['total_count']++;
                    
                    if ($item['log_status'] == 1) {
                        $serviceMap[$serviceId]['completed_count']++;
                    }
                }
            }

            return ['code' => 1, 'data' => array_values($serviceMap), 'msg' => '获取成功'];
            
        } catch (\Exception $e) {
            return ['code' => 0, 'data' => [], 'msg' => '获取失败：' . $e->getMessage()];
        }
    }

    /**
     * 映射服务状态
     * @param int $status
     * @return string
     */
    private function mapServiceStatus($status)
    {
        switch ($status) {
            case 1:
                return 'active';
            case 0:
                return 'expired';
            case 2:
                return 'suspended';
            default:
                return 'expired';
        }
    }
}