<?php

use App\Models\Document;
use App\Models\User;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Support\Facades\Storage;
use Spatie\Permission\Models\Permission;

uses(RefreshDatabase::class);

beforeEach(function () {
    Storage::fake('local');
    Storage::fake('previews');
    config(['scout.driver' => 'null']);

    Permission::findOrCreate('document.view', 'web');
});

test('用户可以打开已转换文档的 PDF 预览页', function () {
    $user = User::factory()->create();
    $user->givePermissionTo('document.view');
    $document = Document::factory()->create([
        'conversion_status' => 'completed',
        'file_path' => 'documents/test.pdf',
        'file_name' => 'test.pdf',
        'mime_type' => 'application/pdf',
    ]);

    Storage::disk('local')->put($document->file_path, '%PDF-1.4 test');

    $response = $this->actingAs($user)->get(route('documents.preview', $document));

    $response->assertStatus(200);
    $response->assertSee($document->title);
    $response->assertSee(route('documents.preview-pdf', $document));
    $response->assertSee('PDF 预览', false);
});

test('预览页面正确处理 PDF 预览不可用的情况', function () {
    $user = User::factory()->create();
    $user->givePermissionTo('document.view');
    $document = Document::factory()->create([
        'conversion_status' => 'completed',
        'file_path' => 'documents/missing.pdf',
        'file_name' => 'missing.pdf',
        'mime_type' => 'application/pdf',
    ]);

    $response = $this->actingAs($user)->get(route('documents.preview', $document));

    $response->assertStatus(200);
    $response->assertSee('PDF 预览暂不可用');
    $response->assertSee('下载原始文档');
});

test('预览页面显示下载按钮', function () {
    $user = User::factory()->create();
    $user->givePermissionTo('document.view');
    $document = Document::factory()->create([
        'conversion_status' => 'completed',
        'file_path' => 'documents/test.pdf',
        'file_name' => 'test.pdf',
        'mime_type' => 'application/pdf',
    ]);

    Storage::disk('local')->put($document->file_path, '%PDF-1.4 test');

    $response = $this->actingAs($user)->get(route('documents.preview', $document));

    $response->assertStatus(200);
    $response->assertSee('下载原文档');
    $response->assertSee(route('documents.download', $document));
});

test('PDF 原文件直接以内联 PDF 响应预览', function () {
    $user = User::factory()->create();
    $user->givePermissionTo('document.view');
    $document = Document::factory()->create([
        'conversion_status' => 'completed',
        'file_path' => 'documents/test.pdf',
        'file_name' => 'test.pdf',
        'mime_type' => 'application/pdf',
    ]);

    Storage::disk('local')->put($document->file_path, '%PDF-1.4 test');

    $response = $this->actingAs($user)->get(route('documents.preview-pdf', $document));

    $response->assertStatus(200);
    $response->assertHeader('content-type', 'application/pdf');
});