<?php

namespace Tests\Feature;

use App\Enums\EventState;
use App\Models\Event;
use App\Models\Source;
use Carbon\CarbonImmutable;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Tests\TestCase;

class ClientApiTest extends TestCase
{
    use RefreshDatabase;

    private const TOKEN = 'hado_testtoken';

    protected function setUp(): void
    {
        parent::setUp();
        CarbonImmutable::setTestNow('2026-09-01T12:00:00Z');
        Source::create(['name' => 'docs', 'token_hash' => hash('sha256', self::TOKEN)]);
    }

    protected function tearDown(): void
    {
        CarbonImmutable::setTestNow();
        parent::tearDown();
    }

    private function item(array $over = []): array
    {
        return array_replace([
            'user' => 'nikita', 'source_ref' => 'person:42', 'topic' => 'birthday:2026',
            'due_at' => '2026-08-14', 'fire_at' => '2026-08-14', 'after_due' => 'expire',
            'payload' => ['title' => 'Сегодня ДР — Вася', 'deep_link' => '/people/42'],
        ], $over);
    }

    private function auth(): array
    {
        return ['Authorization' => 'Bearer '.self::TOKEN];
    }

    public function test_rejects_missing_or_wrong_token(): void
    {
        $this->putJson('/api/events', ['events' => [$this->item()]])->assertStatus(401);
        $this->putJson('/api/events', ['events' => [$this->item()]], ['Authorization' => 'Bearer nope'])->assertStatus(401);
    }

    public function test_upserts_batch_and_returns_ids_and_states(): void
    {
        $this->putJson('/api/events', ['events' => [$this->item()]], $this->auth())
            ->assertOk()
            ->assertJsonPath('events.0.source_ref', 'person:42')
            ->assertJsonPath('events.0.topic', 'birthday:2026')
            ->assertJsonPath('events.0.state', 'expired');

        $this->assertSame(1, Event::count());
    }

    public function test_validation_rejects_whole_batch_with_index(): void
    {
        $bad = $this->item(['due_at' => 'tomorrow']);
        $this->putJson('/api/events', ['events' => [$this->item(), $bad]], $this->auth())
            ->assertStatus(422)
            ->assertJsonValidationErrors(['events.1.due_at']);

        $this->assertSame(0, Event::count(), 'ничего не применилось');
    }

    public function test_validation_rules(): void
    {
        $this->putJson('/api/events', ['events' => [$this->item(['fire_at' => '2026-08-15'])]], $this->auth())
            ->assertStatus(422)->assertJsonValidationErrors(['events.0.fire_at']);
        $this->putJson('/api/events', ['events' => [$this->item(['after_due' => 'maybe'])]], $this->auth())
            ->assertStatus(422)->assertJsonValidationErrors(['events.0.after_due']);
        $this->putJson('/api/events', ['events' => [$this->item(['payload' => ['subtitle' => 'x']])]], $this->auth())
            ->assertStatus(422)->assertJsonValidationErrors(['events.0.payload.title']);
        $this->putJson('/api/events', ['events' => [$this->item(['user' => ''])]], $this->auth())
            ->assertStatus(422)->assertJsonValidationErrors(['events.0.user']);
        $this->putJson('/api/events', ['events' => array_fill(0, 501, $this->item())], $this->auth())
            ->assertStatus(422)->assertJsonValidationErrors(['events']);
    }

    public function test_deep_link_must_be_relative_or_http(): void
    {
        $bad = $this->item(['payload' => ['title' => 'x', 'deep_link' => 'javascript:alert(1)']]);
        $this->putJson('/api/events', ['events' => [$bad]], $this->auth())
            ->assertStatus(422)->assertJsonValidationErrors(['events.0.payload.deep_link']);

        $protocolRelative = $this->item(['payload' => ['title' => 'x', 'deep_link' => '//evil.com/x']]);
        $this->putJson('/api/events', ['events' => [$protocolRelative]], $this->auth())
            ->assertStatus(422)->assertJsonValidationErrors(['events.0.payload.deep_link']);

        $ok1 = $this->item(['payload' => ['title' => 'x', 'deep_link' => '/people/42?x=1']]);
        $this->putJson('/api/events', ['events' => [$ok1]], $this->auth())->assertOk();

        $ok2 = $this->item(['topic' => 'birthday:2027', 'payload' => ['title' => 'x', 'deep_link' => 'https://docs.example/x']]);
        $this->putJson('/api/events', ['events' => [$ok2]], $this->auth())->assertOk();
    }

    public function test_topic_defaults_to_empty_string(): void
    {
        $item = $this->item();
        unset($item['topic']);
        $this->putJson('/api/events', ['events' => [$item]], $this->auth())->assertOk()->assertJsonPath('events.0.topic', '');
    }

    public function test_get_and_delete_by_identity(): void
    {
        $this->putJson('/api/events', ['events' => [$this->item(['due_at' => '2026-09-30', 'fire_at' => '2026-08-31', 'after_due' => 'keep'])]], $this->auth());

        $this->getJson('/api/events?source_ref=person:42&topic=birthday:2026', $this->auth())
            ->assertOk()
            ->assertJsonPath('state', 'preparing')
            ->assertJsonPath('due_at', '2026-09-30')
            ->assertJsonPath('topic', 'birthday:2026');

        $this->deleteJson('/api/events?source_ref=person:42&topic=birthday:2026', [], $this->auth())->assertNoContent();
        $this->assertSame(EventState::Withdrawn, Event::sole()->state);

        $this->getJson('/api/events?source_ref=person:42&topic=nope', $this->auth())->assertNotFound();
        $this->deleteJson('/api/events?source_ref=person:42&topic=nope', [], $this->auth())->assertNotFound();
    }

    public function test_source_is_isolated_by_token(): void
    {
        Source::create(['name' => 'other', 'token_hash' => hash('sha256', 'other-token')]);
        $this->putJson('/api/events', ['events' => [$this->item()]], $this->auth());

        $this->getJson('/api/events?source_ref=person:42&topic=birthday:2026', ['Authorization' => 'Bearer other-token'])->assertNotFound();
    }
}