<?php

namespace App\Models;

use DateTimeInterface;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Foundation\Auth\User as Authenticatable;
use Illuminate\Notifications\Notifiable;
use Illuminate\Support\Carbon;
use Laravel\Sanctum\HasApiTokens;
use OwenIt\Auditing\Contracts\Auditable;
use Illuminate\Database\Eloquent\SoftDeletes;


class User extends Authenticatable implements Auditable
{
    use HasApiTokens, HasFactory, Notifiable;
    use \OwenIt\Auditing\Auditable;
    use SoftDeletes;

    /** from 标签：元禾同事（元和员工参与人员） */
    public const FROM_TAG_YUANHE_COLLEAGUE = '元禾同事';

    protected $fillable = [
        'remember_token',
        'created_at',
        'updated_at',
        'nickname',
        'openid',
        'country',
        'province',
        'city',
        'headimgurl',
        'username',
        'password',
        'name',
        'sex',
        'birthday',
        'mobile',
        'idcard',
        'education',
        'company_name',
        'company_position',
        'company_has_share',
        'type',
        'company_type',
        'company_fund',
        'company_area',
        'company_address',
        'company_industry',
        'company_product',
        'school',
        'speciality',
        'overseas_experience',
        'sign_from',
        'email',
        'sales_volume',
        'valuation',
        'market_value',
        'is_yuanhe',
        'plate',
        'introduce',
        'honour',
        'company_need_fund',
        'company_other',
        'remark',
        'is_import',
        'is_vip',
        'is_schoolmate',
        'schoolmate_time',
        'appointment_total',
        'letter',
        'code',
        'score',
        'pid',
        'company_introduce',
        'company_date',
        'deleted_at',
        'no',
        'from',
        'open_course_types',
        'talent_tags'
    ];
    protected $appends = ['is_vip_text', 'is_schoolmate_text', 'appointment_total', 'is_company_schoolmate', 'is_company_schoolmate_text'];

    // 更新时候覆盖更新的字段
    public static $coverFields = [
        'name',
        'sex',
        'company_has_share',
        'company_name',
        'school',
        'speciality',
        'birthday',
        'mobile',
        'idcard',
        'education',
        'company_date',
        'sales_volume',
        'valuation',
        'market_value',
        'is_yuanhe',
        'username',
        'company_position',
        'company_need_fund',
        'company_address',
        'company_area',
        'course_id',
        'status',
        'fee_status',
        'is_vip'
    ];

    /**
     * 数据类型转换，数字转字符串。
     * 值是id则是数据字典的顶级id，或者是枚举型数组
     * @var array[]
     */
    public static $intToString = [
        'company_position' => 1,
        'company_area' => 1,
        'company_industry' => 1,
        'company_type' => 1,
        'is_vip' => ['普通学员', 'VIP学员'],
        'is_schoolmate' => ['否', '是'],
    ];

    public static function hasCompleteBirthday(?string $birthday): bool
    {
        if (empty($birthday) || !preg_match('/^\d{4}-\d{2}-\d{2}$/', $birthday)) {
            return false;
        }

        [$year, $month, $day] = array_map('intval', explode('-', $birthday));

        return checkdate($month, $day, $year);
    }

    public static function isBirthdayToday(?string $birthday): bool
    {
        if (!self::hasCompleteBirthday($birthday)) {
            return false;
        }

        return substr($birthday, 5, 5) === date('m-d');
    }

    public function getMobileAttribute($value)
    {
        // 如果url中包含admin字符串，则所有的手机号显示中间4位星号代替
        if (strpos(request()->url(), 'admin') !== false && env('APP_ENV') == 'local') {
            return substr_replace($value, '****', 3, 4);
        }
        return $value;
    }

    public function getAppointmentTotalAttribute($value)
    {
        $now = date('Y-m-d H:i:s');
        $courseAppointmentTotals = CourseAppointmentTotal::where('user_id', $this->id)
            //->where('start_time', '<=', $now)
            ->where('end_time', '>=', $now)
            ->sum('total');
        return $courseAppointmentTotals;
    }

    protected function serializeDate(DateTimeInterface $date)
    {
        return $date->format(Carbon::parse($date)->toDateTimeString());
    }

    public function getIsVipTextAttribute($value)
    {
        return self::$intToString['is_vip'][$this->is_vip] ?? '';
    }

    public function getIsSchoolmateTextAttribute($value)
    {
        return self::$intToString['is_schoolmate'][$this->is_schoolmate] ?? '否';
    }

    /**
     * 获取是否校友企业（数字：0否1是）
     * 查询学员对应的企业下的用户，是否包含校友
     */
    public function getIsCompanySchoolmateAttribute($value)
    {
        // 如果学员没有关联企业，返回否
        if (empty($this->company_id)) {
            return 0;
        }

        // 查询该企业下是否有校友（is_schoolmate = 1）
        $hasSchoolmate = self::where('company_id', $this->company_id)
            ->where('is_schoolmate', 1)
            ->exists();

        return $hasSchoolmate ? 1 : 0;
    }

    /**
     * 获取是否校友企业（文本：是/否）
     */
    public function getIsCompanySchoolmateTextAttribute($value)
    {
        return $this->is_company_schoolmate == 1 ? '是' : '否';
    }


    public function courses()
    {
        return $this->belongsToMany(Course::class, 'course_signs', 'user_id', 'course_id');
    }

    public function courseSigns()
    {
        return $this->hasMany(CourseSign::class, 'user_id', 'id');
    }

    public function companyAreaDetail()
    {
        return $this->hasOne(ParameterDetail::class, 'id', 'company_area');
    }

    public function companyPositionDetail()
    {
        return $this->hasOne(ParameterDetail::class, 'id', 'company_position');
    }

    public function companyIndustryDetail()
    {
        return $this->hasOne(ParameterDetail::class, 'id', 'company_industry');
    }

    public function companyTypeDetail()
    {
        return $this->hasOne(ParameterDetail::class, 'id', 'company_type');
    }

    public function appointments()
    {
        return $this->hasMany(Appointment::class, 'user_id', 'id');
    }

    public function company()
    {
        return $this->hasOne(Company::class, 'id', 'company_id');
    }


    /**
     * 获取预约剩余次数
     */
    public static function getHasAppointment($userId)
    {
        $user = self::find($userId);
        // 已预约次数 todo::已使用的次数应该存在有效期统计
        $useTotal = Appointment::where('user_id', $userId)
            ->where('status', 1)
            ->count();
        return $user->appointment_total - $useTotal >= 0 ? $user->appointment_total - $useTotal : 0;
    }

    /**
     * 批量将用户更新为校友
     * @param array $userIds 用户ID数组
     * @param string $courseStartDate 课程开课时间（用于设置 schoolmate_time）
     * @return int 更新的用户数量
     */
    public static function batchUpdateToSchoolmate(array $userIds, string $courseStartDate)
    {
        if (empty($userIds)) {
            return 0;
        }

        // 将课程开课时间转换为 datetime 格式
        $schoolmateTime = Carbon::parse($courseStartDate)->format('Y-m-d H:i:s');

        // 批量更新：只更新还不是校友的学员；从 非校友→校友 时使用课程开课时间作为 schoolmate_time
        return self::whereIn('id', $userIds)
            ->whereRaw('COALESCE(is_schoolmate, 0) != 1')
            ->update([
                'is_schoolmate' => 1,
                'schoolmate_time' => $schoolmateTime
            ]);
    }

}