<?php

namespace App\Models;

class GateLog extends SoftDeletesModel
{
    protected $table = 'gate_logs';

    protected $casts = [
        'person_no' => 'array',
        'car_no' => 'array',
        'created_at' => 'datetime',
        'updated_at' => 'datetime',
    ];

    // 扫码类型常量
    const TYPE_ENTER = 'enter';     // 进厂
    const TYPE_LEAVE = 'leave';     // 离厂
    const TYPE_CHECK = 'check';     // 检查

    /**
     * 关联管理员
     */
    public function admin()
    {
        return $this->belongsTo(Admin::class, 'admin_id');
    }

    /**
     * 关联访问申请
     */
    public function visit()
    {
        return $this->belongsTo(Visit::class, 'code', 'code');
    }

    /**
     * 记录门岗扫码
     */
    public static function logScan($code, $type, $remark = null, $adminId = null, $personNo = null, $carNo = null)
    {
        return self::create([
            'code' => $code,
            'admin_id' => $adminId,
            'remark' => $remark,
            'person_no' => $personNo,
            'car_no' => $carNo,
            'created_at' => now(),
            'updated_at' => now(),
        ]);
    }

    /**
     * 记录进厂扫码
     */
    public static function logEnter($code, $remark = null, $adminId = null, $personNo = null, $carNo = null)
    {
        return self::logScan($code, self::TYPE_ENTER, $remark, $adminId, $personNo, $carNo);
    }

    /**
     * 记录离厂扫码
     */
    public static function logLeave($code, $remark = null, $adminId = null, $personNo = null, $carNo = null)
    {
        return self::logScan($code, self::TYPE_LEAVE, $remark, $adminId, $personNo, $carNo);
    }

    /**
     * 记录检查扫码
     */
    public static function logCheck($code, $remark = null, $adminId = null, $personNo = null, $carNo = null)
    {
        return self::logScan($code, self::TYPE_CHECK, $remark, $adminId, $personNo, $carNo);
    }

    /**
     * 获取扫码类型文本
     */
    public function getTypeTextAttribute()
    {
        $types = [
            self::TYPE_ENTER => '进厂',
            self::TYPE_LEAVE => '离厂',
            self::TYPE_CHECK => '检查',
        ];
        return $types[$this->remark] ?? '未知';
    }

    /**
     * 获取操作人信息
     */
    public function getOperatorAttribute()
    {
        return $this->admin ? $this->admin->name : '系统';
    }

    /**
     * 获取人牌信息
     */
    public function getPersonNosAttribute()
    {
        if (!$this->person_no) {
            return [];
        }

        return is_array($this->person_no) ? $this->person_no : [$this->person_no];
    }

    /**
     * 获取车牌信息
     */
    public function getCarNosAttribute()
    {
        if (!$this->car_no) {
            return [];
        }

        return is_array($this->car_no) ? $this->car_no : [$this->car_no];
    }

    /**
     * 检查二维码是否有效
     */
    public function isValidCode()
    {
        return $this->visit && $this->visit->audit_status == Visit::AUDIT_STATUS_APPROVED;
    }

    /**
     * 获取门岗记录统计
     */
    public static function getStatistics($startDate = null, $endDate = null)
    {
        $query = self::query();

        if ($startDate) {
            $query->where('created_at', '>=', $startDate);
        }

        if ($endDate) {
            $query->where('created_at', '<=', $endDate);
        }

        $total = $query->count();
        $today = self::whereDate('created_at', today())->count();
        $thisWeek = self::whereBetween('created_at', [
            now()->startOfWeek(),
            now()->endOfWeek()
        ])->count();
        $thisMonth = self::whereMonth('created_at', now()->month)->count();

        // 按类型统计
        $enterCount = self::where('remark', self::TYPE_ENTER)->count();
        $leaveCount = self::where('remark', self::TYPE_LEAVE)->count();
        $checkCount = self::where('remark', self::TYPE_CHECK)->count();

        return [
            'total' => $total,
            'today' => $today,
            'this_week' => $thisWeek,
            'this_month' => $thisMonth,
            'enter_count' => $enterCount,
            'leave_count' => $leaveCount,
            'check_count' => $checkCount,
        ];
    }

    /**
     * 获取访问申请的门岗记录
     */
    public static function getVisitGateLogs($visitId)
    {
        $visit = Visit::find($visitId);
        if (!$visit || !$visit->code) {
            return collect();
        }

        return self::where('code', $visit->code)
            ->with(['admin'])
            ->orderBy('created_at', 'desc')
            ->get();
    }

    /**
     * 获取今日门岗记录
     */
    public static function getTodayLogs()
    {
        return self::whereDate('created_at', today())
            ->with(['admin', 'visit'])
            ->orderBy('created_at', 'desc')
            ->get();
    }

    /**
     * 获取未离厂的记录
     */
    public static function getNotLeftLogs()
    {
        $enterLogs = self::where('remark', self::TYPE_ENTER)
            ->whereDate('created_at', today())
            ->get();

        $leaveLogs = self::where('remark', self::TYPE_LEAVE)
            ->whereDate('created_at', today())
            ->pluck('code')
            ->toArray();

        return $enterLogs->filter(function ($log) use ($leaveLogs) {
            return !in_array($log->code, $leaveLogs);
        });
    }

    /**
     * 检查访问申请是否已进厂
     */
    public static function hasEntered($code)
    {
        return self::where('code', $code)
            ->where('remark', self::TYPE_ENTER)
            ->whereDate('created_at', today())
            ->exists();
    }

    /**
     * 检查访问申请是否已离厂
     */
    public static function hasLeft($code)
    {
        return self::where('code', $code)
            ->where('remark', self::TYPE_LEAVE)
            ->whereDate('created_at', today())
            ->exists();
    }

    /**
     * 获取门岗记录详情
     */
    public function getDetails()
    {
        return [
            'id' => $this->id,
            'code' => $this->code,
            'type' => $this->getTypeTextAttribute(),
            'operator' => $this->getOperatorAttribute(),
            'remark' => $this->remark,
            'person_nos' => $this->getPersonNosAttribute(),
            'car_nos' => $this->getCarNosAttribute(),
            'created_at' => $this->created_at->format('Y-m-d H:i:s'),
            'visit_info' => $this->visit ? [
                'id' => $this->visit->id,
                'name' => $this->visit->name,
                'mobile' => $this->visit->mobile,
                'company_name' => $this->visit->company_name,
                'type' => $this->visit->getTypeTextAttribute(),
            ] : null,
        ];
    }

    /**
     * 清理过期记录
     */
    public static function cleanExpiredLogs($days = 90)
    {
        $expiredDate = now()->subDays($days);
        return self::where('created_at', '<', $expiredDate)->delete();
    }
}