<?php

declare(strict_types=1);

namespace App\Livewire\Forms;

use App\Data\ConnectedApp\ConnectedAppData;
use App\Enums\ConnectionProtocolEnum;
use App\Models\ConnectionProtocol;
use App\Services\ConnectedAppService;
use Livewire\Form;

class StoreConnectedAppFrom extends Form
{
    public string $name = '';

    public int $providerId = 0;

    public int $protocolId = 0;

    public int $statusId = 0;

    public string $samlEntityId = '';

    public string $samlAcsUrl = '';

    public string $samlNameIdFormat = 'persistent';

    public string $samlNameIdSource = 'immutable_id';

    public array $samlAttributes = [];

    protected ConnectedAppService $service;

    public function boot(ConnectedAppService $service): void
    {
        $this->service = $service;
    }

    /**
     * Get the dynamic validation rules for the form.
     *
     * @return array<string, string>
     */
    public function rules(): array
    {
        $rules = [
            'name' => 'required|string|max:255|min:3',
            'providerId' => 'required|numeric|min:1|exists:connection_providers,id',
            'protocolId' => 'required|numeric|min:1|exists:connection_protocols,id',
            'statusId' => 'required|numeric|min:1|exists:connection_statuses,id',
        ];

        $protocol = ConnectionProtocol::query()->find($this->protocolId);
        if ($protocol) {
            $protocolName = mb_strtolower($protocol->name);
            if (ConnectionProtocolEnum::SAML->value === $protocolName) {
                $rules['samlEntityId'] = 'required|string|min:3';
                $rules['samlAcsUrl'] = 'required|url';
                $rules['samlNameIdFormat'] = 'required|string|in:persistent,emailAddress,transient,unspecified';
                $rules['samlNameIdSource'] = 'required|string|in:immutable_id,email,id';
                $rules['samlAttributes'] = 'array';
                $rules['samlAttributes.*.saml_name'] = 'required|string|min:1';
                $rules['samlAttributes.*.user_field'] = 'required|string|in:email,name,immutable_id,id';
            }
        }

        return $rules;
    }

    /**
     * This sets the form to edit mode, after fetching the connected app of
     * the given id.
     */
    public function set(ConnectedAppData $data): void
    {
        $this->name = $data->name;
        $this->protocolId = $data->protocolId;
        $this->providerId = $data->providerId;
        $this->statusId = $data->statusId;
        $this->samlEntityId = $data->settings['saml']['entity_id'] ?? '';
        $this->samlAcsUrl = $data->settings['saml']['acs_url'] ?? '';
        $this->samlNameIdFormat = $data->settings['saml']['nameid_format'] ?? 'persistent';
        $this->samlNameIdSource = $data->settings['saml']['nameid_source'] ?? 'immutable_id';

        $this->samlAttributes = [];
        $attributes = $data->settings['saml']['attributes'] ?? [];
        foreach ($attributes as $samlName => $userField) {
            $this->samlAttributes[] = [
                'saml_name' => $samlName,
                'user_field' => $userField,
            ];
        }
    }

    public function addSamlAttribute(): void
    {
        $this->samlAttributes[] = [
            'saml_name' => '',
            'user_field' => 'email',
        ];
    }

    public function removeSamlAttribute(int $index): void
    {
        unset($this->samlAttributes[$index]);
        $this->samlAttributes = array_values($this->samlAttributes);
    }
}