<?php

namespace App\Module\OpenAPI\Models;

use UCore\ModelCore;
use App\Module\OpenAPI\Enums\SCOPE_TYPE;

/**
 * OpenAPI权限范围模型
 *
 * field start 
 * @property  int  $id  主键ID
 * @property  string  $app_id  应用ID
 * @property  string  $scope  权限范围
 * @property  string  $name  权限名称
 * @property  string  $description  权限描述
 * @property  string  $category  权限分类
 * @property  string  $risk_level  风险级别
 * @property  bool  $is_active  是否激活
 * @property  \Carbon\Carbon  $granted_at  授权时间
 * @property  \Carbon\Carbon  $expires_at  过期时间
 * @property  string  $granted_by  授权人
 * @property  string  $notes  备注
 * @property  \Carbon\Carbon  $created_at  创建时间
 * @property  \Carbon\Carbon  $updated_at  更新时间
 * field end
 */
class OpenApiScope extends ModelCore
{
    /**
     * 数据表名
     *
     * @var string
     */
    protected $table = 'openapi_scopes';

    /**
     * 可批量赋值的属性
     *
     * @var array
     */
    // attrlist start 
    protected $fillable = [
        'id',
        'app_id',
        'scope',
        'name',
        'description',
        'category',
        'risk_level',
        'is_active',
        'granted_at',
        'expires_at',
        'granted_by',
        'notes',
    ];
    // attrlist end


    /**
     * 数据类型转换
     *
     * @var array
     */
    protected $casts = [
        'is_active' => 'boolean',
        'granted_at' => 'datetime',
        'expires_at' => 'datetime',
    ];

    /**
     * 默认值
     *
     * @var array
     */
    protected $attributes = [
        'is_active' => true,
    ];

    /**
     * 关联应用模型
     *
     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function app()
    {
        return $this->belongsTo(OpenApiApp::class, 'app_id', 'app_id');
    }

    /**
     * 获取权限类型枚举
     *
     * @return SCOPE_TYPE|null
     */
    public function getScopeTypeAttribute(): ?SCOPE_TYPE
    {
        foreach (SCOPE_TYPE::cases() as $scopeType) {
            if ($scopeType->value === $this->scope) {
                return $scopeType;
            }
        }
        return null;
    }

    /**
     * 获取风险级别标签
     *
     * @return string
     */
    public function getRiskLevelLabelAttribute(): string
    {
        return match ($this->risk_level) {
            'LOW' => '低风险',
            'MEDIUM' => '中风险',
            'HIGH' => '高风险',
            'CRITICAL' => '极高风险',
            default => $this->risk_level,
        };
    }

    /**
     * 获取风险级别颜色
     *
     * @return string
     */
    public function getRiskLevelColorAttribute(): string
    {
        return match ($this->risk_level) {
            'LOW' => 'success',
            'MEDIUM' => 'warning',
            'HIGH' => 'danger',
            'CRITICAL' => 'dark',
            default => 'secondary',
        };
    }

    /**
     * 获取分类标签
     *
     * @return string
     */
    public function getCategoryLabelAttribute(): string
    {
        return match ($this->category) {
            'USER' => '用户管理',
            'GAME' => '游戏数据',
            'ITEM' => '物品管理',
            'FUND' => '资金管理',
            'TRADE' => '交易管理',
            'ADMIN' => '系统管理',
            'SPECIAL' => '特殊权限',
            default => $this->category
        };
    }

    /**
     * 获取状态标签
     *
     * @return string
     */
    public function getStatusLabelAttribute(): string
    {
        if (!$this->is_active) {
            return '已停用';
        }

        if ($this->expires_at && $this->expires_at->isPast()) {
            return '已过期';
        }

        return '正常';
    }

    /**
     * 获取状态颜色
     *
     * @return string
     */
    public function getStatusColorAttribute(): string
    {
        if (!$this->is_active) {
            return 'warning';
        }

        if ($this->expires_at && $this->expires_at->isPast()) {
            return 'danger';
        }

        return 'success';
    }

    /**
     * 检查权限是否有效
     *
     * @return bool
     */
    public function isValid(): bool
    {
        if (!$this->is_active) {
            return false;
        }

        if ($this->expires_at && $this->expires_at->isPast()) {
            return false;
        }

        return true;
    }

    /**
     * 检查权限是否即将过期
     *
     * @param int $days 提前天数
     * @return bool
     */
    public function isExpiringSoon(int $days = 7): bool
    {
        if (!$this->expires_at) {
            return false;
        }

        return $this->expires_at->isBefore(now()->addDays($days));
    }

    /**
     * 激活权限
     *
     * @return void
     */
    public function activate(): void
    {
        $this->update([
            'is_active' => true,
            'granted_at' => now(),
        ]);
    }

    /**
     * 停用权限
     *
     * @return void
     */
    public function deactivate(): void
    {
        $this->update(['is_active' => false]);
    }

    /**
     * 延长权限有效期
     *
     * @param int $days
     * @return void
     */
    public function extend(int $days): void
    {
        $newExpiresAt = $this->expires_at
            ? $this->expires_at->addDays($days)
            : now()->addDays($days);

        $this->update(['expires_at' => $newExpiresAt]);
    }

    /**
     * 按应用ID查询
     *
     * @param \Illuminate\Database\Eloquent\Builder $query
     * @param string $appId
     * @return \Illuminate\Database\Eloquent\Builder
     */
    public function scopeByApp($query, string $appId)
    {
        return $query->where('app_id', $appId);
    }

    /**
     * 按权限范围查询
     *
     * @param \Illuminate\Database\Eloquent\Builder $query
     * @param string $scope
     * @return \Illuminate\Database\Eloquent\Builder
     */
    public function scopeByScope($query, string $scope)
    {
        return $query->where('scope', $scope);
    }

    /**
     * 查询激活的权限
     *
     * @param \Illuminate\Database\Eloquent\Builder $query
     * @return \Illuminate\Database\Eloquent\Builder
     */
    public function scopeActive($query)
    {
        return $query->where('is_active', true);
    }

    /**
     * 查询有效的权限（激活且未过期）
     *
     * @param \Illuminate\Database\Eloquent\Builder $query
     * @return \Illuminate\Database\Eloquent\Builder
     */
    public function scopeValid($query)
    {
        return $query->where('is_active', true)
                    ->where(function ($q) {
                        $q->whereNull('expires_at')
                          ->orWhere('expires_at', '>', now());
                    });
    }

    /**
     * 查询过期的权限
     *
     * @param \Illuminate\Database\Eloquent\Builder $query
     * @return \Illuminate\Database\Eloquent\Builder
     */
    public function scopeExpired($query)
    {
        return $query->where('expires_at', '<', now());
    }

    /**
     * 按风险级别查询
     *
     * @param \Illuminate\Database\Eloquent\Builder $query
     * @param string $riskLevel
     * @return \Illuminate\Database\Eloquent\Builder
     */
    public function scopeByRiskLevel($query, string $riskLevel)
    {
        return $query->where('risk_level', $riskLevel);
    }

    /**
     * 按分类查询
     *
     * @param \Illuminate\Database\Eloquent\Builder $query
     * @param string $category
     * @return \Illuminate\Database\Eloquent\Builder
     */
    public function scopeByCategory($query, string $category)
    {
        return $query->where('category', $category);
    }
}