<?php

namespace Modules\CloudDevOps\Services;

use Illuminate\Support\Facades\DB;
use Illuminate\Support\Str;
use Modules\CloudDevOps\Models\DeploymentEnvironment;
use Modules\CloudDevOps\Models\DeploymentPipeline;
use Modules\CloudDevOps\Models\DeploymentRelease;

final class DeploymentManager
{
    public function createRelease(DeploymentEnvironment $environment, DeploymentPipeline $pipeline, array $attributes = []): DeploymentRelease
    {
        return DB::transaction(function () use ($environment, $pipeline, $attributes): DeploymentRelease {
            $release = $environment->releases()->create([
                'pipeline_id' => $pipeline->getKey(),
                'version' => $attributes['version'] ?? now()->format('YmdHis').'-'.Str::lower(Str::random(6)),
                'commit_hash' => $attributes['commit_hash'] ?? null,
                'status' => $pipeline->requires_approval ? 'awaiting_approval' : 'pending',
                'requested_by' => $attributes['requested_by'] ?? null,
                'metadata' => $attributes['metadata'] ?? [],
            ]);

            foreach ($pipeline->steps as $position => $step) {
                $release->steps()->create(['name' => $step['name'] ?? 'Step '.($position + 1), 'position' => $position]);
            }

            return $release->load('steps');
        });
    }

    public function execute(DeploymentRelease $release): DeploymentRelease
    {
        abort_unless(config('clouddevops.allow_execution'), 403, 'Deployment execution is disabled.');
        $release->update(['status' => 'running', 'started_at' => now()]);

        return $release->refresh();
    }
}