<?php

namespace app\api\controller;

use think\Db;

class Calendar extends ApiBase
{
    public function index()
    {
        $month = $this->request->post("month");
        if (!$month) {
            return $this->_error("月份不能为空");
        }
        
        // 验证月份格式：2026-01
        if (!preg_match('/^\d{4}-\d{2}$/', $month)) {
            return $this->_error("月份格式错误，请使用格式：2026-01");
        }
        
        // 计算该月的开始和结束日期
        $startDate = $month . '-01';
        $endDate = date('Y-m-t', strtotime($startDate)); // 获取该月最后一天
        
        // 查询该月份的所有服务数据，关联商品表和员工表
        $service = Db::name('order_exe')
            ->alias('oe')
            ->join('goods g', 'oe.goods_id = g.id', 'LEFT')
            ->join('staff s', 'oe.staff_id = s.id', 'LEFT')
            ->where('oe.date', '>=', $startDate)
            ->where('oe.date', '<=', $endDate)
            ->where('oe.abnormal', 0)
            ->where('s.onwork', 1)
            ->where('s.leave', 1)
            ->where('oe.staff_id', '<>', null)
            ->field('oe.date,oe.addtime,oe.start_time,oe.timeout,oe.xq,oe.staff_id,s.name as staff_name,g.name as goods_name')
            ->order('oe.date asc, oe.addtime asc')
            ->select();
        
        $serviceDate = [];
        if ($service) {
            foreach ($service as $v) {
                // 处理服务时间
                $timeRange = '';
                if (!empty($v['start_time']) && !empty($v['timeout'])) {
                    // 判断是否为时间戳（数字）
                    $startTimestamp = is_numeric($v['start_time']) ? $v['start_time'] : strtotime($v['start_time']);
                    $timeoutTimestamp = is_numeric($v['timeout']) ? $v['timeout'] : strtotime($v['timeout']);
                    $startTime = date('H:i', $startTimestamp);
                    $timeoutTime = date('H:i', $timeoutTimestamp);
                    $timeRange = $startTime . '-' . $timeoutTime;
                } elseif (!empty($v['start_time'])) {
                    $startTimestamp = is_numeric($v['start_time']) ? $v['start_time'] : strtotime($v['start_time']);
                    $startTime = date('H:i', $startTimestamp);
                    $timeRange = $startTime;
                }
                
                $serviceDate[] = [
                    'date' => $v['date'],
                    'staff_name' => $v['staff_name'] ?? '',
                    'goods_name' => $v['goods_name'] ?? '',
                    'addtime' => $v['addtime'] == 1 ? '上午' : ($v['addtime'] == 2 ? '下午' : ''), //1表示上午，2表示下午
                    'serviceTime' => $timeRange,
                    'xq' => $v['xq'] ?? $this->getChineseWeekDay($v['date']), // 如果没有xq字段，则根据日期计算
                ];
            }
        }
        return $this->_success("成功", $serviceDate);
    }
    
    /**
     * 获取中文星期
     * @param string $date 日期格式：Y-m-d
     * @return string
     */
    private function getChineseWeekDay($date)
    {
        $weekDay = date('w', strtotime($date));
        $weekList = ['日', '一', '二', '三', '四', '五', '六'];
        return '星期' . $weekList[$weekDay];
    }
}