<?php

use App\Models\User;
use Illuminate\Http\UploadedFile;
use Illuminate\Support\Facades\Http;
use Illuminate\Support\Facades\Storage;
use Livewire\Volt\Volt;

it('requires authentication to access upload page', function () {
    $response = $this->get('/upload');

    $response->assertRedirect('/login');
});

it('can render upload page when authenticated', function () {
    $user = User::factory()->create();

    $this->actingAs($user);

    $component = Volt::test('upload.index');

    $component
        ->assertSee('File Upload')
        ->assertSee('Select File')
        ->assertSee('Maximum file size: 50 MB')
        ->assertSee('https://upload.trai.mcs.local/api/upload');
});

it('can upload file successfully', function () {
    Http::fake([
        'https://upload.trai.mcs.local/api/upload' => Http::response('Success', 200),
    ]);

    $user = User::factory()->create();
    $this->actingAs($user);

    Storage::fake('local');

    $file = UploadedFile::fake()->create('document.pdf', 100);

    Volt::test('upload.index')
        ->set('file', $file)
        ->call('upload')
        ->assertSet('uploadStatus', 'success')
        ->assertSet('uploadMessage', 'File uploaded successfully!')
        ->assertSet('file', null);
});

it('validates file is required', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    Volt::test('upload.index')
        ->set('file', null)
        ->call('upload')
        ->assertHasErrors(['file' => 'required']);
});

it('validates file size limit', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    Storage::fake('local');

    $file = UploadedFile::fake()->create('large.pdf', 51201); // Exceeds 50MB

    Volt::test('upload.index')
        ->set('file', $file)
        ->call('upload')
        ->assertHasErrors('file');
});

it('handles upload errors gracefully', function () {
    Http::fake([
        'https://upload.trai.mcs.local/api/upload' => Http::response('Server Error', 500),
    ]);

    $user = User::factory()->create();
    $this->actingAs($user);

    Storage::fake('local');

    $file = UploadedFile::fake()->create('document.pdf', 100);

    Volt::test('upload.index')
        ->set('file', $file)
        ->call('upload')
        ->assertSet('uploadStatus', 'error')
        ->assertSee('Upload failed');
});

it('can clear selected file', function () {
    $user = User::factory()->create();
    $this->actingAs($user);

    Storage::fake('local');

    $file = UploadedFile::fake()->create('document.pdf', 100);

    Volt::test('upload.index')
        ->set('file', $file)
        ->assertSet('file', fn ($value) => $value !== null)
        ->set('file', null)
        ->assertSet('file', null);
});