<?php

namespace Modules\Countries\Models;

use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\HasMany;

class Country extends Model
{
    use HasFactory;

    protected $fillable = [
        'alpha2', 'alpha3', 'numeric', 'name', 'official_name', 'common_name',
        'display_name', 'flag_emoji', 'is_active', 'iso_status', 'independent', 'region', 'subregion',
        'sort_order', 'last_synced_at', 'source', 'source_version', 'metadata',
    ];

    protected $casts = [
        'is_active' => 'boolean',
        'sort_order' => 'integer',
        'last_synced_at' => 'datetime',
        'independent' => 'boolean',
        'metadata' => 'array',
    ];

    public function getRouteKeyName(): string
    {
        return 'alpha2';
    }

    public function getEffectiveNameAttribute(): string
    {
        return $this->display_name ?: $this->common_name ?: $this->name;
    }


    /**
     * ISO 3166-2 subdivisions belonging to this country.
     */
    public function subdivisions(): HasMany
    {
        return $this->hasMany(CountrySubdivision::class);
    }

    /**
     * Resolve a country from alpha-2, alpha-3 or numeric ISO 3166-1 code.
     */
    public function scopeForIsoCode(Builder $query, string $code): Builder
    {
        $normalised = strtoupper(trim($code));

        return $query->where(function (Builder $nested) use ($normalised): void {
            $nested->where('alpha2', $normalised)
                ->orWhere('alpha3', $normalised)
                ->orWhere('numeric', str_pad($normalised, 3, '0', STR_PAD_LEFT));
        });
    }

    public function scopeActive(Builder $query): Builder
    {
        return $query->where('is_active', true);
    }

    public function scopeOrdered(Builder $query): Builder
    {
        return $query->orderBy('sort_order')->orderBy('name');
    }
}