<?php

namespace App\Models;

// use Illuminate\Contracts\Auth\MustVerifyEmail;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Relations\BelongsToMany;
use Illuminate\Database\Eloquent\Relations\HasMany;
use Illuminate\Foundation\Auth\User as Authenticatable;
use Illuminate\Notifications\Notifiable;
use Spatie\Permission\Traits\HasRoles;

class User extends Authenticatable
{
    /** @use HasFactory<\Database\Factories\UserFactory> */
    use HasFactory, Notifiable, HasRoles;

    /**
     * The attributes that are mass assignable.
     *
     * @var list<string>
     */
    protected $fillable = [
        'name',
        'email',
        'password',
    ];

    /**
     * The attributes that should be hidden for serialization.
     *
     * @var list<string>
     */
    protected $hidden = [
        'password',
        'remember_token',
    ];

    /**
     * Get the attributes that should be cast.
     *
     * @return array<string, string>
     */
    protected function casts(): array
    {
        return [
            'email_verified_at' => 'datetime',
            'password' => 'hashed',
        ];
    }

    /**
     * 获取用户关联的线站
     */
    public function stations(): BelongsToMany
    {
        return $this->belongsToMany(Station::class);
    }

    /**
     * 获取用户可访问的线站 IDs
     * 空数组表示无限制（管理员）
     */
    public function getAccessibleStationIds(): array
    {
        return $this->stations()->pluck('stations.id')->toArray();
    }

    /**
     * 用户是否受线站限制
     */
    public function hasStationRestriction(): bool
    {
        return $this->stations()->exists();
    }

    /**
     * 获取用户上传的所有文档
     */
    public function uploadedDocuments(): HasMany
    {
        return $this->hasMany(Document::class, 'uploaded_by');
    }

    /**
     * 获取用户的所有下载日志
     */
    public function downloadLogs(): HasMany
    {
        return $this->hasMany(DownloadLog::class);
    }
    
    /**
     * 检查用户是否为超级管理员
     */
    public function isSuperAdmin(): bool
    {
        return $this->hasRole('super-admin');
    }
    
    /**
     * 检查用户是否为管理员（包括超级管理员）
     */
    public function isAdmin(): bool
    {
        return $this->hasAnyRole(['super-admin', 'admin']);
    }
}
