<?php

namespace Modules\Countries\Http\Requests;

use Illuminate\Foundation\Http\FormRequest;
use Illuminate\Validation\Rule;
use Modules\Countries\Support\Iso3166;

class UpdateCountryRequest extends FormRequest
{
    private const ISO3 = 'size:3';

    private const MAX_STRING = 'max:255';

    private const MAX_SHORT = 'max:16';

    /**
     * Authorize country reference-data administration.
     */
    public function authorize(): bool
    {
        return (bool) $this->user()?->isMpbaPlatformAdmin();
    }

    /**
     * Normalise ISO code inputs before validation.
     */
    protected function prepareForValidation(): void
    {
        $this->merge([
            'alpha2' => strtoupper(trim((string) $this->input('alpha2'))),
            'alpha3' => strtoupper(trim((string) $this->input('alpha3'))),
            'numeric' => str_pad(trim((string) $this->input('numeric')), 3, '0', STR_PAD_LEFT),
            'currency_code' => $this->filled('currency_code') ? strtoupper(trim((string) $this->input('currency_code'))) : null,
            'ioc_code' => $this->filled('ioc_code') ? strtoupper(trim((string) $this->input('ioc_code'))) : null,
            'fifa_code' => $this->filled('fifa_code') ? strtoupper(trim((string) $this->input('fifa_code'))) : null,
        ]);
    }

    /**
     * @return array<string, mixed>
     */
    public function rules(): array
    {
        $countryId = $this->route('country')?->id;

        return [
            'alpha2' => ['required', 'string', 'size:2', 'uppercase', Rule::unique('countries', 'alpha2')->ignore($countryId)],
            'alpha3' => ['required', 'string', self::ISO3, 'uppercase', Rule::unique('countries', 'alpha3')->ignore($countryId)],
            'numeric' => ['required', 'string', self::ISO3, Rule::unique('countries', 'numeric')->ignore($countryId)],
            'name' => ['required', 'string', self::MAX_STRING],
            'official_name' => ['nullable', 'string', self::MAX_STRING],
            'common_name' => ['nullable', 'string', self::MAX_STRING],
            'display_name' => ['nullable', 'string', self::MAX_STRING],
            'native_name' => ['nullable', 'string', self::MAX_STRING],
            'capital' => ['nullable', 'string', self::MAX_STRING],
            'flag_emoji' => ['nullable', 'string', self::MAX_SHORT],
            'calling_code' => ['nullable', 'string', self::MAX_SHORT],
            'tld' => ['nullable', 'string', self::MAX_SHORT],
            'currency_code' => ['nullable', 'string', self::ISO3, 'uppercase'],
            'currency_name' => ['nullable', 'string', self::MAX_STRING],
            'currency_symbol' => ['nullable', 'string', self::MAX_SHORT],
            'languages' => ['nullable', 'json'],
            'timezones' => ['nullable', 'json'],
            'latitude' => ['nullable', 'numeric', 'between:-90,90'],
            'longitude' => ['nullable', 'numeric', 'between:-180,180'],
            'flag_svg_url' => ['nullable', 'url', self::MAX_STRING],
            'flag_png_url' => ['nullable', 'url', self::MAX_STRING],
            'ioc_code' => ['nullable', 'string', 'max:8'],
            'fifa_code' => ['nullable', 'string', 'max:8'],
            'postal_code_format' => ['nullable', 'string', self::MAX_STRING],
            'address_format' => ['nullable', 'string', 'max:5000'],
            'is_active' => ['required', 'boolean'],
            'iso_status' => ['required', 'string', Rule::in(Iso3166::statuses())],
            'independent' => ['nullable', 'boolean'],
            'sovereignty_status' => ['nullable', 'string', 'max:64'],
            'un_member' => ['nullable', 'boolean'],
            'continent' => ['nullable', 'string', 'max:64'],
            'region' => ['nullable', 'string', 'max:100'],
            'subregion' => ['nullable', 'string', 'max:100'],
            'intermediate_region' => ['nullable', 'string', self::MAX_STRING],
            'sort_order' => ['nullable', 'integer', 'min:0', 'max:999999'],
            'source' => ['nullable', 'string', self::MAX_STRING],
            'source_version' => ['nullable', 'string', self::MAX_STRING],
            'last_synced_at' => ['nullable', 'date'],
            'metadata' => ['nullable', 'json'],
        ];
    }
}