<?php

declare(strict_types=1);

namespace Tests\Feature;

use App\Models\Documento;
use App\Models\User;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Tests\TestCase;

class DocumentoLinkTest extends TestCase
{
    use RefreshDatabase;

    private User $admin;

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

        $this->admin = User::factory()->create([
            'is_admin' => true,
            'permissions' => ['documenti' => User::LEVEL_FULL],
        ]);
    }

    public function test_admin_can_create_link_document(): void
    {
        $this->actingAs($this->admin);

        $response = $this->post('/documenti', [
            'nome_file' => 'Documento di prova',
            'tipologia' => 'documento',
            'tipo_caricamento' => 'link',
            'url' => 'https://example.com/document.pdf',
            'visibilita' => 'pubblico',
            'tags' => [],
        ]);

        $response->assertSessionHas('success');
        $response->assertRedirect();

        $this->assertDatabaseHas('documenti', [
            'nome_file' => 'Documento di prova',
            'tipo' => 'link',
            'url' => 'https://example.com/document.pdf',
        ]);
    }

    public function test_create_link_requires_url(): void
    {
        $this->actingAs($this->admin);

        $response = $this->post('/documenti', [
            'nome_file' => 'Documento senza url',
            'tipologia' => 'documento',
            'tipo_caricamento' => 'link',
            'url' => '',
            'visibilita' => 'pubblico',
        ]);

        $response->assertSessionHasErrors('url');
    }

    public function test_create_link_validates_url_format(): void
    {
        $this->actingAs($this->admin);

        $response = $this->post('/documenti', [
            'nome_file' => 'Documento url errato',
            'tipologia' => 'documento',
            'tipo_caricamento' => 'link',
            'url' => 'not-a-valid-url',
            'visibilita' => 'pubblico',
        ]);

        $response->assertSessionHasErrors('url');
    }

    public function test_create_link_does_not_require_file(): void
    {
        $this->actingAs($this->admin);

        $response = $this->post('/documenti', [
            'nome_file' => 'Solo link',
            'tipologia' => 'documento',
            'tipo_caricamento' => 'link',
            'url' => 'https://example.com/doc.pdf',
            'visibilita' => 'pubblico',
        ]);

        $response->assertSessionHas('success');
    }

    public function test_create_link_sets_tipo_to_link(): void
    {
        $this->actingAs($this->admin);

        $this->post('/documenti', [
            'nome_file' => 'Link test',
            'tipologia' => 'documento',
            'tipo_caricamento' => 'link',
            'url' => 'https://example.com/doc.pdf',
            'visibilita' => 'pubblico',
        ]);

        $doc = Documento::where('nome_file', 'Link test')->first();
        $this->assertNotNull($doc);
        $this->assertEquals('link', $doc->tipo);
        $this->assertTrue($doc->isLink());
        $this->assertNull($doc->file_path);
        $this->assertNull($doc->mime_type);
        $this->assertNull($doc->dimensione);
        $this->assertNull($doc->repository_id);
    }

    public function test_create_link_with_visibility_individuo(): void
    {
        $this->actingAs($this->admin);
        $individuo = \App\Models\Individuo::create([
            'nome' => 'Test',
            'cognome' => 'Individuo',
        ]);

        $this->post('/documenti', [
            'nome_file' => 'Link per individuo',
            'tipologia' => 'documento',
            'tipo_caricamento' => 'link',
            'url' => 'https://example.com/doc.pdf',
            'visibilita' => 'individuo',
            'visibilita_target_id' => $individuo->id,
        ]);

        $doc = Documento::where('nome_file', 'Link per individuo')->first();
        $this->assertNotNull($doc);
        $this->assertEquals(\App\Models\Individuo::class, $doc->visibilita_target_type);
        $this->assertEquals($individuo->id, $doc->visibilita_target_id);
    }

    public function test_create_link_with_visibility_gruppo(): void
    {
        $this->actingAs($this->admin);
        $gruppo = \App\Models\Gruppo::create([
            'nome' => 'Gruppo di test',
        ]);

        $this->post('/documenti', [
            'nome_file' => 'Link per gruppo',
            'tipologia' => 'documento',
            'tipo_caricamento' => 'link',
            'url' => 'https://example.com/doc.pdf',
            'visibilita' => 'gruppo',
            'visibilita_target_id' => $gruppo->id,
        ]);

        $doc = Documento::where('nome_file', 'Link per gruppo')->first();
        $this->assertNotNull($doc);
        $this->assertEquals(\App\Models\Gruppo::class, $doc->visibilita_target_type);
        $this->assertEquals($gruppo->id, $doc->visibilita_target_id);
    }

    public function test_download_link_redirects_to_url(): void
    {
        $this->actingAs($this->admin);

        $doc = Documento::create([
            'nome_file' => 'Link download test',
            'tipo' => 'link',
            'url' => 'https://example.com/download.pdf',
            'tipologia' => 'documento',
            'visibilita' => 'pubblico',
            'user_id' => $this->admin->id,
        ]);

        $response = $this->get("/documenti/{$doc->id}/download");

        $response->assertRedirect('https://example.com/download.pdf');
    }

    public function test_preview_link_returns_fallback_view(): void
    {
        $this->actingAs($this->admin);

        $doc = Documento::create([
            'nome_file' => 'Link preview test',
            'tipo' => 'link',
            'url' => 'https://example.com/preview.pdf',
            'tipologia' => 'documento',
            'visibilita' => 'pubblico',
            'user_id' => $this->admin->id,
        ]);

        $response = $this->get("/documenti/{$doc->id}/preview");

        $response->assertStatus(200);
        $response->assertHeader('X-Preview-Fallback', 'true');
        $response->assertSee('Apri link esterno');
    }

    public function test_update_link_url(): void
    {
        $this->actingAs($this->admin);

        $doc = Documento::create([
            'nome_file' => 'Link update test',
            'tipo' => 'link',
            'url' => 'https://example.com/old.pdf',
            'tipologia' => 'documento',
            'visibilita' => 'pubblico',
            'user_id' => $this->admin->id,
        ]);

        $response = $this->put("/documenti/{$doc->id}", [
            'nome_file' => 'Link update test',
            'tipologia' => 'documento',
            'url' => 'https://example.com/new.pdf',
            'note' => 'Aggiornato',
        ]);

        $response->assertSessionHas('success');

        $doc->refresh();
        $this->assertEquals('https://example.com/new.pdf', $doc->url);
    }

    public function test_update_link_preserves_url_when_not_sent(): void
    {
        $this->actingAs($this->admin);

        $doc = Documento::create([
            'nome_file' => 'Link preserve url test',
            'tipo' => 'link',
            'url' => 'https://example.com/preserve.pdf',
            'tipologia' => 'documento',
            'visibilita' => 'pubblico',
            'user_id' => $this->admin->id,
        ]);

        $response = $this->put("/documenti/{$doc->id}", [
            'nome_file' => 'Link preserve url test',
            'tipologia' => 'documento',
        ]);

        $response->assertSessionHas('success');

        $doc->refresh();
        $this->assertEquals('https://example.com/preserve.pdf', $doc->url);
    }

    public function test_update_link_validates_url_format(): void
    {
        $this->actingAs($this->admin);

        $doc = Documento::create([
            'nome_file' => 'Link validate url',
            'tipo' => 'link',
            'url' => 'https://example.com/valid.pdf',
            'tipologia' => 'documento',
            'visibilita' => 'pubblico',
            'user_id' => $this->admin->id,
        ]);

        $response = $this->put("/documenti/{$doc->id}", [
            'nome_file' => 'Link validate url',
            'tipologia' => 'documento',
            'url' => 'not-valid-url',
        ]);

        $response->assertSessionHasErrors('url');
    }

    public function test_destroy_link_does_not_call_storage(): void
    {
        $this->actingAs($this->admin);

        $doc = Documento::create([
            'nome_file' => 'Link destroy test',
            'tipo' => 'link',
            'url' => 'https://example.com/destroy.pdf',
            'tipologia' => 'documento',
            'visibilita' => 'pubblico',
            'user_id' => $this->admin->id,
        ]);

        $this->delete("/documenti/{$doc->id}");

        $this->assertDatabaseMissing('documenti', ['id' => $doc->id]);
    }

    public function test_mass_download_skips_links(): void
    {
        $this->actingAs($this->admin);

        $linkDoc = Documento::create([
            'nome_file' => 'Link in mass download',
            'tipo' => 'link',
            'url' => 'https://example.com/skipped.pdf',
            'tipologia' => 'documento',
            'visibilita' => 'pubblico',
            'user_id' => $this->admin->id,
        ]);

        $response = $this->post('/documenti/mass-download', [
            'ids' => [(string) $linkDoc->id],
        ]);

        $response->assertSessionHas('error');
        $response->assertSessionHas('error', fn(string $msg) => str_contains($msg, 'Nessun file'));
    }
}