<?php

namespace App;

use Illuminate\Database\Eloquent\Model;
use Spatie\Permission\Contracts\Role as RoleContract;
use Illuminate\Database\Eloquent\Relations\BelongsToMany;
use Spatie\Permission\Exceptions\RoleDoesNotExist;
use Spatie\Permission\Exceptions\GuardDoesNotMatch;
use Spatie\Permission\Exceptions\RoleAlreadyExists;
use Spatie\Permission\Guard;

use Spatie\Permission\Traits\HasPermissions;
use Spatie\Permission\Traits\RefreshesPermissionCache;

class Role extends Model implements RoleContract
{
    use HasPermissions;
    use RefreshesPermissionCache;

    //protected $table = 'user_roles';
    public $timestamps  = false;

    public $guarded = ['id'];

    public function __construct(array $attributes = [])
    {
        $attributes['guard_name'] = $attributes['guard_name'] ?? config('auth.defaults.guard');
        parent::__construct($attributes);
        $this->setTable(config('permission.table_names.roles'));
    }

    public static function create(array $attributes = [])
    {
        $attributes['guard_name'] = $attributes['guard_name'] ?? Guard::getDefaultName(static::class);

        if (static::where('name', $attributes['name'])
        ->where('guard_name', $attributes['guard_name'])->first()) {
            throw RoleAlreadyExists::create($attributes['name'], $attributes['guard_name']);
        }

        if (isNotLumen() && app()::VERSION < '5.4') {
            return parent::create($attributes);
        }

        return static::query()->create($attributes);
    }

    /**
     * A role may be given various permissions.
     */
    public function permissions() : BelongsToMany
    {
        return $this->belongsToMany(
            \App\Permission::class,
            config('permission.table_names.role_has_permissions'),
            'role_id',
            'permission_id'
        );
    }

    /**
     * A role belongs to some users of the model associated with its guard.
     */
    public function users() : BelongsToMany
    {
        return $this->belongsToMany(
            \App\User::class,
            config('permission.table_names.model_has_roles'),
            'role_id',
            'account_id'
        );
    }
        
    public static function findByName(string $name, $guardName = null): RoleContract
    {
        $guardName = $guardName ?? Guard::getDefaultName(static::class);

        $role = static::where('name', $name)->where('guard_name', $guardName)->first();
        if (! $role) {
            throw RoleDoesNotExist::named($name);
        }
        return $role;
    }

    public static function findById(int $id, $guardName = null): RoleContract
    {
        $guardName = $guardName ?? Guard::getDefaultName(static::class);
        $role = static::where('id', $id)->where('guard_name', $guardName)->first();
        if (! $role) {
            throw RoleDoesNotExist::withId($id);
        }
        return $role;
    }
       
    public static function findOrCreate(string $name, $guardName = null): RoleContract
    {
        $guardName = $guardName ?? Guard::getDefaultName(static::class);
        $role = static::where('name', $name)->where('guard_name', $guardName)->first();
        if (! $role) {
            return static::create(['name' => $name, 'guard_name' => $guardName]);
        }
        return $role;
    }
        
    public function hasPermissionTo($permission): bool
    {
        if (is_string($permission)) {
            $permission = app(Permission::class)->findByName($permission, $this->getDefaultGuardName());
        }

        if (is_int($permission)) {
            $permission = app(Permission::class)->findById($permission, $this->getDefaultGuardName());
        }

        if (! $this->getGuardNames()->contains($permission->guard_name)) {
            throw GuardDoesNotMatch::create($permission->guard_name, $this->getGuardNames());
        }

        return $this->permissions->contains('id', $permission->id);
    }
}