<?php

namespace app\model;

use support\Model;

class UserSystemMapping extends Model
{
    protected $table = 'user_system_mapping';

    /**
     * 可填充字段
     */
    protected $fillable = [
        'user_id',
        'company_id',
        'system_code',
        'system_user_id',
        'system_user_name',
        'status',
    ];

    protected $casts = [
        'user_id' => 'integer',
        'company_id' => 'integer',
        'status' => 'integer',
        'created_at' => 'datetime',
        'updated_at' => 'datetime',
    ];

    /**
     * 关联用户
     */
    public function user()
    {
        return $this->belongsTo(User::class, 'user_id');
    }

    /**
     * 关联公司
     */
    public function company()
    {
        return $this->belongsTo(Company::class, 'company_id');
    }

    /**
     * 获取有效的映射
     */
    public function scopeActive($query)
    {
        return $query->where('status', 1);
    }

    /**
     * 根据系统代码查找
     */
    public function scopeBySystem($query, string $systemCode)
    {
        return $query->where('system_code', $systemCode);
    }

    /**
     * 根据公司ID查找
     */
    public function scopeByCompany($query, int $companyId)
    {
        return $query->where('company_id', $companyId);
    }

    /**
     * 根据外部系统用户ID查找
     */
    public function scopeBySystemUserId($query, string $systemUserId, string $systemCode = 'fdesk')
    {
        return $query->where('system_code', $systemCode)
            ->where('system_user_id', $systemUserId);
    }

    /**
     * 获取用户在指定系统的映射
     */
    public function scopeUserMapping($query, int $userId, int $companyId, string $systemCode = 'fdesk')
    {
        return $query->where('user_id', $userId)
            ->where('company_id', $companyId)
            ->where('system_code', $systemCode);
    }
}