<?php

namespace App\Actions\Repositories;

use App\Models\Project;
use App\Models\RepositoryConnection;
use App\Models\User;
use Illuminate\Support\Arr;
use Illuminate\Validation\ValidationException;

class UpdateProjectRepositoryConnection
{
    public function __construct(
        private readonly ResolveRepositorySelectionAttributes $resolveRepositorySelectionAttributes,
    ) {}

    /**
     * @param  array{provider_repository_id: string, user_git_connection_id: int}  $validated
     */
    public function handle(
        Project $project,
        RepositoryConnection $repositoryConnection,
        User $user,
        array $validated,
    ): RepositoryConnection {
        $repositoryAttributes = $this->resolveRepositorySelectionAttributes->handle(
            $user,
            (int) Arr::get($validated, 'user_git_connection_id'),
            (string) Arr::get($validated, 'provider_repository_id'),
        );

        $this->ensureRepositoryConnectionIsUnique($project, $repositoryAttributes, $repositoryConnection);

        $repositoryConnection->update($repositoryAttributes);

        return $repositoryConnection->fresh();
    }

    /**
     * @param  array{
     *     base_url: string,
     *     owner_name: string,
     *     provider: mixed,
     *     provider_repository_id: string,
     *     repository_full_name: string,
     *     repository_name: string,
     *     repository_url: string
     * }  $repositoryAttributes
     */
    private function ensureRepositoryConnectionIsUnique(
        Project $project,
        array $repositoryAttributes,
        RepositoryConnection $repositoryConnection,
    ): void {
        $query = $project->repositoryConnections()
            ->where('provider', $repositoryAttributes['provider'])
            ->where('base_url', $repositoryAttributes['base_url'])
            ->where('provider_repository_id', $repositoryAttributes['provider_repository_id'])
            ->whereKeyNot($repositoryConnection->id);

        if ($query->exists()) {
            throw ValidationException::withMessages([
                'provider_repository_id' => 'This repository is already linked to the project.',
            ]);
        }
    }
}