<?php

namespace Tests\Feature;

use App\Services\ReleaseBridge;
use Tests\TestCase;

class ReleaseBridgeTest extends TestCase
{
    private string $dir;

    protected function setUp(): void
    {
        parent::setUp();
        $this->dir = storage_path('app/restart-signal');
        @mkdir($this->dir, 0775, true);
        @unlink($this->dir.'/release-request.json');
    }

    protected function tearDown(): void
    {
        @unlink($this->dir.'/release-request.json');
        foreach (glob($this->dir.'/release-result-*.json') ?: [] as $f) {
            @unlink($f);
        }
        parent::tearDown();
    }

    public function test_request_writes_a_validated_stage_request_and_returns_an_id(): void
    {
        $id = app(ReleaseBridge::class)->requestStaging('0.10.0');

        $this->assertNotNull($id);
        $this->assertMatchesRegularExpression('/^[A-Za-z0-9]{32}$/', $id);
        $payload = json_decode((string) file_get_contents($this->dir.'/release-request.json'), true);
        $this->assertSame('stage', $payload['action']);
        $this->assertSame('0.10.0', $payload['target']);
        $this->assertSame($id, $payload['id']);
    }

    public function test_request_rejects_a_non_semver_target_without_writing_a_request(): void
    {
        try {
            app(ReleaseBridge::class)->requestStaging('garbage');
            $this->fail('expected InvalidArgumentException for a non-semver target');
        } catch (\InvalidArgumentException) {
            // expected — validation throws before any write
        }

        $this->assertFileDoesNotExist($this->dir.'/release-request.json');
    }

    public function test_result_reads_the_host_result_for_the_issued_id(): void
    {
        $id = app(ReleaseBridge::class)->requestStaging('0.10.0');
        file_put_contents(
            $this->dir."/release-result-{$id}.json",
            json_encode(['id' => $id, 'ok' => true, 'tag' => 'v0.10.0-rc1', 'message' => 'ok'])
        );

        $res = app(ReleaseBridge::class)->result($id);

        $this->assertTrue($res['ok']);
        $this->assertSame('v0.10.0-rc1', $res['tag']);
    }

    public function test_result_is_null_until_the_host_replies(): void
    {
        $id = app(ReleaseBridge::class)->requestStaging('0.10.0');
        $this->assertNull(app(ReleaseBridge::class)->result($id));
    }
}