<?php

use App\Models\AiProvider;
use App\Models\VideoProject;
use App\Support\AiProviders\AiProviderManager;
use App\Support\AssetStorage\AssetStorage;
use App\Support\VideoWorkflow\StepHandlers\ScriptGenerationHandler;
use App\Support\VideoWorkflow\WorkflowEngine;
use Illuminate\Support\Facades\Http;
use Illuminate\Support\Facades\Storage;

beforeEach(function () {
    Storage::fake();
    $this->engine = new WorkflowEngine;
    $this->handler = new ScriptGenerationHandler(app(AiProviderManager::class), new AssetStorage);
});

test('it generates a script, stores it as an asset, and completes the step', function () {
    Http::fake([
        'api.openai.com/*' => Http::response([
            'choices' => [['message' => ['content' => 'Welcome back to the channel today']]],
        ]),
    ]);
    AiProvider::factory()->create(['provider' => 'openai', 'is_active' => true]);

    $project = VideoProject::factory()->create(['title' => 'Best Coffee Gadgets 2026']);
    $step = $this->engine->start($project, [['type' => 'script_generation']]);

    $this->handler->handle($step, $this->engine);

    $fresh = $step->fresh();
    expect($fresh->status)->toBe('completed');
    expect($fresh->output['word_count'])->toBe(6);

    $asset = \App\Models\Asset::find($fresh->output['asset_id']);
    expect($asset->type)->toBe('script');
    expect($asset->video_project_id)->toBe($project->id);
    expect(Storage::get($asset->disk_path))->toBe('Welcome back to the channel today');

    Http::assertSent(fn ($request) => str_contains($request['messages'][0]['content'], 'Best Coffee Gadgets 2026'));
});

test('it uses an explicit outline, tone, keywords, and target length when given', function () {
    Http::fake(['api.openai.com/*' => Http::response(['choices' => [['message' => ['content' => 'script']]]])]);
    AiProvider::factory()->create(['provider' => 'openai']);

    $project = VideoProject::factory()->create();
    $step = $this->engine->start($project, [['type' => 'script_generation']]);
    $step->update(['input' => [
        'outline' => 'A history of espresso machines',
        'tone' => 'casual and funny',
        'seo_keywords' => ['espresso', 'coffee history'],
        'target_words' => 800,
    ]]);

    $this->handler->handle($step->fresh(), $this->engine);

    Http::assertSent(function ($request) {
        $prompt = $request['messages'][0]['content'];

        return str_contains($prompt, 'A history of espresso machines')
            && str_contains($prompt, 'casual and funny')
            && str_contains($prompt, 'espresso, coffee history')
            && str_contains($prompt, 'approximately 800 words');
    });
});

test('it fails the step when no active OpenAI provider is configured', function () {
    $project = VideoProject::factory()->create();
    $step = $this->engine->start($project, [['type' => 'script_generation']]);

    $this->handler->handle($step, $this->engine);

    expect($step->fresh())
        ->status->toBe('failed')
        ->error->toContain('No active OpenAI provider');
});

test('it fails the step when the AI provider call fails', function () {
    Http::fake(['api.openai.com/*' => Http::response(['error' => ['message' => 'rate limited']], 429)]);
    AiProvider::factory()->create(['provider' => 'openai']);

    $project = VideoProject::factory()->create();
    $step = $this->engine->start($project, [['type' => 'script_generation']]);

    $this->handler->handle($step, $this->engine);

    expect($step->fresh())
        ->status->toBe('failed')
        ->error->toBe('rate limited');
});