Files
playground/frontend/app/page.tsx
2025-11-26 19:00:04 +00:00

427 lines
15 KiB
TypeScript

'use client';
import { useState } from 'react';
import { Sparkles, Loader2, ImageIcon, Video } from 'lucide-react';
import { ModelSelector } from '@/components/model-selector';
import { ImageConfig } from '@/components/image-config';
import { VideoConfig } from '@/components/video-config';
import { ImageCard } from '@/components/image-card';
import { VideoCard } from '@/components/video-card';
import { ReferenceImages } from '@/components/reference-images';
type ContentType = 'image' | 'video';
interface GeneratedImage {
id: string;
imageData: string;
prompt: string;
model: string;
aspectRatio: string;
timestamp: number;
}
interface GeneratedVideo {
id: string;
videoData: string;
prompt: string;
model: string;
aspectRatio: string;
duration: number;
timestamp: number;
}
interface ReferenceImage {
id: string;
data: string;
mimeType: string;
preview: string;
name: string;
}
export default function Home() {
// Estado del tipo de contenido
const [contentType, setContentType] = useState<ContentType>('image');
// Estado del modelo y configuración
const [selectedModel, setSelectedModel] = useState('gemini-2.5-flash-image');
const [aspectRatio, setAspectRatio] = useState('1:1');
const [numberOfImages, setNumberOfImages] = useState(1);
const [videoDuration, setVideoDuration] = useState(5);
const [negativePrompt, setNegativePrompt] = useState('');
const [safetyLevel, setSafetyLevel] = useState<'block_none' | 'block_some' | 'block_most'>('block_some');
const [referenceImages, setReferenceImages] = useState<ReferenceImage[]>([]);
// Estado del chat
const [prompt, setPrompt] = useState('');
const [isGenerating, setIsGenerating] = useState(false);
const [generatedImages, setGeneratedImages] = useState<GeneratedImage[]>([]);
const [generatedVideos, setGeneratedVideos] = useState<GeneratedVideo[]>([]);
const [error, setError] = useState<string | null>(null);
// Cambiar tipo de contenido y actualizar modelo por defecto
const handleContentTypeChange = (type: ContentType) => {
setContentType(type);
if (type === 'image') {
setSelectedModel('gemini-2.5-flash-image');
setAspectRatio('1:1');
} else {
setSelectedModel('veo-3.0-generate-001');
setAspectRatio('16:9');
}
};
const handleGenerateImage = async () => {
if (!prompt.trim()) return;
setIsGenerating(true);
setError(null);
try {
const response = await fetch('/api/generate-image', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
model: selectedModel,
prompt: prompt.trim(),
aspectRatio,
numberOfImages,
negativePrompt: negativePrompt.trim() || undefined,
safetyFilterLevel: safetyLevel,
temperature: 1,
referenceImages: referenceImages.length > 0
? referenceImages.map(img => ({
data: img.data,
mimeType: img.mimeType,
}))
: undefined,
}),
});
const data = await response.json();
if (!response.ok) {
throw new Error(data.details || data.error || 'Error generando imagen');
}
// Agregar imágenes generadas al historial
const newImages: GeneratedImage[] = data.images.map((imageData: string, index: number) => ({
id: `${Date.now()}-${index}`,
imageData,
prompt: prompt.trim(),
model: selectedModel,
aspectRatio,
timestamp: Date.now(),
}));
setGeneratedImages([...newImages, ...generatedImages]);
setPrompt(''); // Limpiar prompt después de generar
} catch (err: any) {
setError(err.message);
} finally {
setIsGenerating(false);
}
};
const handleGenerateVideo = async () => {
if (!prompt.trim()) return;
setIsGenerating(true);
setError(null);
try {
const response = await fetch('/api/generate-video', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
model: selectedModel,
prompt: prompt.trim(),
aspectRatio,
duration: videoDuration,
negativePrompt: negativePrompt.trim() || undefined,
safetyFilterLevel: safetyLevel,
temperature: 1,
}),
});
const data = await response.json();
if (!response.ok) {
throw new Error(data.details || data.error || 'Error generando video');
}
// Agregar video generado al historial
const newVideo: GeneratedVideo = {
id: `${Date.now()}`,
videoData: data.videoData,
prompt: prompt.trim(),
model: selectedModel,
aspectRatio,
duration: videoDuration,
timestamp: Date.now(),
};
setGeneratedVideos([newVideo, ...generatedVideos]);
setPrompt(''); // Limpiar prompt después de generar
} catch (err: any) {
setError(err.message);
} finally {
setIsGenerating(false);
}
};
const handleGenerate = () => {
if (contentType === 'image') {
handleGenerateImage();
} else {
handleGenerateVideo();
}
};
const handleKeyPress = (e: React.KeyboardEvent) => {
if (e.key === 'Enter' && !e.shiftKey) {
e.preventDefault();
handleGenerate();
}
};
return (
<div className="min-h-screen bg-gradient-to-br from-background via-background to-secondary">
<div className="container mx-auto px-4 py-8">
{/* Header */}
<div className="mb-8 text-center">
<div className="flex items-center justify-center gap-3 mb-3">
<Sparkles className="w-8 h-8 text-primary" />
<h1 className="text-4xl font-bold bg-gradient-to-r from-primary to-purple-600 bg-clip-text text-transparent">
AI Playground
</h1>
</div>
<p className="text-muted-foreground">
Genera imágenes y videos con Google Generative AI
</p>
</div>
{/* Selector de tipo de contenido */}
<div className="mb-6 flex justify-center">
<div className="inline-flex bg-card border border-border rounded-lg p-1">
<button
onClick={() => handleContentTypeChange('image')}
className={`
flex items-center gap-2 px-6 py-2 rounded-md font-medium transition-all
${contentType === 'image'
? 'bg-primary text-primary-foreground shadow-sm'
: 'text-muted-foreground hover:text-foreground'
}
`}
>
<ImageIcon className="w-4 h-4" />
Imágenes
</button>
<button
onClick={() => handleContentTypeChange('video')}
className={`
flex items-center gap-2 px-6 py-2 rounded-md font-medium transition-all
${contentType === 'video'
? 'bg-primary text-primary-foreground shadow-sm'
: 'text-muted-foreground hover:text-foreground'
}
`}
>
<Video className="w-4 h-4" />
Videos
</button>
</div>
</div>
<div className="grid lg:grid-cols-[350px,1fr] gap-6">
{/* Panel de configuración */}
<div className="space-y-6">
<div className="bg-card border border-border rounded-xl p-6 shadow-lg space-y-6">
<ModelSelector
selectedModel={selectedModel}
onModelChange={setSelectedModel}
contentType={contentType}
/>
<div className="border-t border-border pt-6">
{contentType === 'image' ? (
<ImageConfig
model={selectedModel}
aspectRatio={aspectRatio}
onAspectRatioChange={setAspectRatio}
numberOfImages={numberOfImages}
onNumberOfImagesChange={setNumberOfImages}
negativePrompt={negativePrompt}
onNegativePromptChange={setNegativePrompt}
safetyLevel={safetyLevel}
onSafetyLevelChange={setSafetyLevel}
/>
) : (
<VideoConfig
model={selectedModel}
aspectRatio={aspectRatio}
onAspectRatioChange={setAspectRatio}
duration={videoDuration}
onDurationChange={setVideoDuration}
negativePrompt={negativePrompt}
onNegativePromptChange={setNegativePrompt}
safetyLevel={safetyLevel}
onSafetyLevelChange={setSafetyLevel}
/>
)}
</div>
{contentType === 'image' && (
<div className="border-t border-border pt-6">
<ReferenceImages
images={referenceImages}
onImagesChange={setReferenceImages}
maxImages={3}
/>
</div>
)}
</div>
{/* Stats */}
<div className="bg-card border border-border rounded-xl p-4">
<div className="flex items-center gap-2 text-sm text-muted-foreground mb-2">
{contentType === 'image' ? (
<ImageIcon className="w-4 h-4" />
) : (
<Video className="w-4 h-4" />
)}
<span className="font-medium">Estadísticas</span>
</div>
<div className="space-y-1 text-sm">
{contentType === 'image' ? (
<p>Imágenes generadas: <strong>{generatedImages.length}</strong></p>
) : (
<p>Videos generados: <strong>{generatedVideos.length}</strong></p>
)}
<p>Modelo actual: <strong>{selectedModel}</strong></p>
</div>
</div>
</div>
{/* Área principal */}
<div className="space-y-6">
{/* Input de prompt */}
<div className="bg-card border border-border rounded-xl p-6 shadow-lg">
<label className="text-sm font-medium text-foreground mb-2 block">
Describe tu {contentType === 'image' ? 'imagen' : 'video'}
</label>
<div className="space-y-3">
<textarea
value={prompt}
onChange={(e) => setPrompt(e.target.value)}
onKeyPress={handleKeyPress}
placeholder={
contentType === 'image'
? 'Ejemplo: Un atardecer en una playa tropical con palmeras...'
: 'Ejemplo: Un timelapse de una ciudad con tráfico fluido al atardecer...'
}
className="w-full px-4 py-3 bg-secondary border border-border rounded-lg text-sm focus:outline-none focus:ring-2 focus:ring-primary resize-none"
rows={4}
disabled={isGenerating}
/>
<button
onClick={handleGenerate}
disabled={isGenerating || !prompt.trim()}
className="w-full px-6 py-3 bg-primary text-primary-foreground rounded-lg font-medium hover:opacity-90 disabled:opacity-50 disabled:cursor-not-allowed transition-all flex items-center justify-center gap-2"
>
{isGenerating ? (
<>
<Loader2 className="w-5 h-5 animate-spin" />
Generando...
</>
) : (
<>
<Sparkles className="w-5 h-5" />
Generar {contentType === 'image' ? 'Imagen' : 'Video'}
</>
)}
</button>
</div>
{/* Error message */}
{error && (
<div className="mt-4 p-4 bg-red-500/10 border border-red-500/20 rounded-lg">
<p className="text-sm text-red-500">
<strong>Error:</strong> {error}
</p>
</div>
)}
</div>
{/* Galería */}
<div>
<h2 className="text-lg font-semibold mb-4 flex items-center gap-2">
{contentType === 'image' ? (
<>
<ImageIcon className="w-5 h-5" />
Galería {generatedImages.length > 0 && `(${generatedImages.length})`}
</>
) : (
<>
<Video className="w-5 h-5" />
Videos {generatedVideos.length > 0 && `(${generatedVideos.length})`}
</>
)}
</h2>
{contentType === 'image' && generatedImages.length === 0 && !isGenerating && (
<div className="bg-card border border-dashed border-border rounded-xl p-12 text-center">
<ImageIcon className="w-16 h-16 text-muted-foreground mx-auto mb-4 opacity-50" />
<p className="text-muted-foreground">
Aún no has generado ninguna imagen.
</p>
<p className="text-sm text-muted-foreground mt-2">
Escribe un prompt y haz clic en &quot;Generar Imagen&quot; para comenzar.
</p>
</div>
)}
{contentType === 'video' && generatedVideos.length === 0 && !isGenerating && (
<div className="bg-card border border-dashed border-border rounded-xl p-12 text-center">
<Video className="w-16 h-16 text-muted-foreground mx-auto mb-4 opacity-50" />
<p className="text-muted-foreground">
Aún no has generado ningún video.
</p>
<p className="text-sm text-muted-foreground mt-2">
Escribe un prompt y haz clic en &quot;Generar Video&quot; para comenzar.
</p>
</div>
)}
<div className="grid grid-cols-1 md:grid-cols-2 gap-4">
{contentType === 'image' && generatedImages.map((image) => (
<ImageCard
key={image.id}
imageData={image.imageData}
prompt={image.prompt}
model={image.model}
/>
))}
{contentType === 'video' && generatedVideos.map((video) => (
<VideoCard
key={video.id}
videoData={video.videoData}
prompt={video.prompt}
model={video.model}
/>
))}
</div>
</div>
</div>
</div>
</div>
</div>
);
}