<?php

declare(strict_types=1);

namespace Tests\Feature\Api;

use App\Actions\Projects\OpenInTaskStream;
use App\Models\ApiToken;
use App\Models\Project;
use App\Models\User;
use App\Services\TaskStream\TaskStreamClient;
use Database\Seeders\RolePermissionSeeder;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Http\Client\Request;
use Illuminate\Support\Facades\Http;
use PHPUnit\Framework\Attributes\Test;
use Tests\FakesPireon;
use Tests\TestCase;

/**
 * `taskstream: true` on a new project opens its board in TaskStream too, and
 * the answer carries the link.
 */
class TaskStreamProjectTest extends TestCase
{
    use FakesPireon, RefreshDatabase;

    protected string $taskstream = 'https://api.taskstream.test';

    protected function setUp(): void
    {
        parent::setUp();

        $this->seed(RolePermissionSeeder::class);

        config([
            'services.taskstream.api_url' => $this->taskstream,
            'services.taskstream.web_url' => 'https://taskstream.test',
            'services.taskstream.token' => null,
        ]);
    }

    protected function editor(): User
    {
        $user = User::factory()->create();
        $user->syncRoles(['editor']);

        return $user;
    }

    /**
     * TaskStream creating whatever it is asked for, or answering $status.
     */
    protected function fakeTaskStream(int $status = 201, array $body = []): void
    {
        Http::fake([
            "{$this->taskstream}/api/projects" => fn (Request $request) => Http::response(
                $status === 201 ? ['id' => 'ts-1', 'key' => $request['key'], 'version' => 1] : $body,
                $status,
            ),
        ]);
    }

    protected function sentToTaskStream(): int
    {
        return Http::recorded(fn (Request $request) => str_starts_with($request->url(), $this->taskstream))->count();
    }

    #[Test]
    public function a_new_project_gets_a_public_board_as_the_person_who_asked(): void
    {
        $user = $this->editor();
        $this->fakeTaskStream();
        $this->withHeaders($this->apiHeadersFor($user));

        $this->postJson('/api/v1/projects', [
            'title' => ['es' => 'Catálogo abierto'],
            'slug' => ['es' => 'catalogo'],
            'tagline' => ['es' => 'Una herramienta pequeña.'],
            'taskstream' => true,
        ])
            ->assertCreated()
            ->assertJsonPath('data.taskstream_key', 'CATALOGO')
            ->assertJsonPath('data.taskstream_url', 'https://taskstream.test/p/CATALOGO');

        Http::assertSent(fn (Request $request) => $request->url() === "{$this->taskstream}/api/projects"
            && $request->hasHeader('Authorization', 'Bearer token-for-'.$user->oauth_id)
            && $request->data() === [
                'key' => 'CATALOGO',
                'name' => 'Catálogo abierto',
                'description' => 'Una herramienta pequeña.',
                'isPublic' => true,
            ]);

        $project = Project::query()->sole();
        $this->assertSame('ts-1', $project->taskstream_project_id);
        $this->assertSame('CATALOGO', $project->taskstream_key);

        $this->getJson("/api/v1/projects/{$project->id}")
            ->assertJsonPath('data.taskstream_url', 'https://taskstream.test/p/CATALOGO');
    }

    #[Test]
    public function the_key_can_be_chosen(): void
    {
        $this->fakeTaskStream();
        $this->withHeaders($this->apiHeadersFor($this->editor()));

        $this->postJson('/api/v1/projects', [
            'title' => ['es' => 'Web'],
            'slug' => ['es' => 'web'],
            'taskstream' => true,
            'taskstream_key' => 'web2',
        ])
            ->assertCreated()
            ->assertJsonPath('data.taskstream_key', 'WEB2');

        $this->postJson('/api/v1/projects', [
            'title' => ['es' => 'Otra'],
            'slug' => ['es' => 'otra'],
            'taskstream' => true,
            'taskstream_key' => '1-no',
        ])
            ->assertUnprocessable()
            ->assertJsonValidationErrors('taskstream_key');
    }

    #[Test]
    public function without_the_flag_taskstream_is_left_alone(): void
    {
        $this->fakeTaskStream();
        $this->withHeaders($this->apiHeadersFor($this->editor()));

        $this->postJson('/api/v1/projects', [
            'title' => ['es' => 'Solo aquí'],
            'slug' => ['es' => 'solo-aqui'],
            'taskstream_key' => 'SOLO',
        ])
            ->assertCreated()
            ->assertJsonPath('data.taskstream_key', null)
            ->assertJsonPath('data.taskstream_url', null);

        $this->assertSame(0, $this->sentToTaskStream());
    }

    #[Test]
    public function a_refusal_from_taskstream_creates_nothing_here(): void
    {
        $this->fakeTaskStream(409, ['statusCode' => 409, 'message' => 'Project key CATALOGO is already in use']);
        $this->withHeaders($this->apiHeadersFor($this->editor()));

        $response = $this->postJson('/api/v1/projects', [
            'title' => ['es' => 'Catálogo'],
            'slug' => ['es' => 'catalogo'],
            'taskstream' => true,
        ])
            ->assertUnprocessable()
            ->assertJsonValidationErrors('taskstream_key');

        // Whatever language the person reads, TaskStream's reason is passed on.
        $this->assertStringContainsString('Project key CATALOGO is already in use', $response->json('errors.taskstream_key.0'));

        $this->assertSame(0, Project::withTrashed()->count());
    }

    #[Test]
    public function taskstream_being_down_creates_nothing_here(): void
    {
        Http::fake(["{$this->taskstream}/*" => Http::failedConnection()]);
        $this->withHeaders($this->apiHeadersFor($this->editor()));

        $this->postJson('/api/v1/projects', [
            'title' => ['es' => 'Catálogo'],
            'slug' => ['es' => 'catalogo'],
            'taskstream' => true,
        ])->assertStatus(502);

        $this->assertSame(0, Project::withTrashed()->count());
    }

    #[Test]
    public function a_machine_token_needs_the_servers_own_taskstream_token(): void
    {
        $this->fakeTaskStream();
        [, $plain] = ApiToken::issue($this->editor(), 'CI', ['projects.*'], now()->addDay());
        $this->withHeaders(['Authorization' => 'Bearer '.$plain, 'Accept' => 'application/json']);

        $this->postJson('/api/v1/projects', [
            'title' => ['es' => 'Catálogo'],
            'slug' => ['es' => 'catalogo'],
            'taskstream' => true,
        ])
            ->assertUnprocessable()
            ->assertJsonValidationErrors('taskstream');

        $this->assertSame(0, $this->sentToTaskStream());
        $this->assertSame(0, Project::withTrashed()->count());

        // With one configured, that token is the one TaskStream sees — never ours.
        config(['services.taskstream.token' => 'pireon-service-token']);
        $this->app->forgetInstance(TaskStreamClient::class);

        $this->postJson('/api/v1/projects', [
            'title' => ['es' => 'Catálogo'],
            'slug' => ['es' => 'catalogo'],
            'taskstream' => true,
        ])->assertCreated();

        Http::assertSent(fn (Request $request) => str_starts_with($request->url(), $this->taskstream)
            && $request->hasHeader('Authorization', 'Bearer pireon-service-token'));
    }

    #[Test]
    public function an_update_ignores_the_flag(): void
    {
        $this->fakeTaskStream();
        $this->withHeaders($this->apiHeadersFor($this->editor()));
        $project = Project::factory()->create();

        $this->patchJson("/api/v1/projects/{$project->id}", [
            'taskstream' => true,
            'taskstream_key' => 'OTRA',
            'needs_help' => true,
        ])
            ->assertOk()
            ->assertJsonPath('data.taskstream_key', null);

        $this->assertSame(0, $this->sentToTaskStream());
    }

    #[Test]
    public function keys_are_made_from_the_slug_in_taskstreams_style(): void
    {
        $action = app(OpenInTaskStream::class);

        $this->assertSame('CATALOGO', $action->keyFrom('catalogo'));
        $this->assertSame('TRANSPAREN', $action->keyFrom('transparencia'));
        $this->assertSame('MWN', $action->keyFrom('mi-web-nueva'));
        $this->assertSame('ANO', $action->keyFrom('año-nuevo-ok'));
        $this->assertSame('WEB', $action->keyFrom('2026web'));
        $this->assertNull($action->keyFrom('2026-web'));
        $this->assertNull($action->keyFrom('x'));
    }
}