Files
OPEN_CODEX_API/src/components/images/ImageView.tsx
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2025-10-23 23:27:28 -03:00

519 lines
20 KiB
TypeScript

import { useState, useEffect } from "react";
import { ChatHeader } from "@/components/ChatHeader";
import { Button } from "@/components/ui/button";
import { Textarea } from "@/components/ui/textarea";
import { Download, Trash2, Sparkles, Clock, Search, ChevronLeft, ChevronRight } from "lucide-react";
import { ScrollArea } from "@/components/ui/scroll-area";
import { Input } from "@/components/ui/input";
import {
Select,
SelectContent,
SelectItem,
SelectTrigger,
SelectValue,
} from "@/components/ui/select";
import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs";
import { useToast } from "@/hooks/use-toast";
import {
imageGenerationService,
IMAGE_SIZE_OPTIONS,
ImageSize,
ImageRecord
} from "@/services/imageGeneration";
import {
Pagination,
PaginationContent,
PaginationItem,
PaginationLink,
} from "@/components/ui/pagination";
export const ImageView = () => {
const [prompt, setPrompt] = useState("");
const [isGenerating, setIsGenerating] = useState(false);
const [selectedSize, setSelectedSize] = useState<ImageSize>("1024x1024");
const [searchQuery, setSearchQuery] = useState("");
const [images, setImages] = useState<ImageRecord[]>([]);
const [lastGeneratedImage, setLastGeneratedImage] = useState<ImageRecord | null>(null);
const [isLoadingImages, setIsLoadingImages] = useState(false);
const [currentPage, setCurrentPage] = useState(1);
const [perPage, setPerPage] = useState(10);
const { toast } = useToast();
// Carrega imagens do banco de dados ao montar o componente
const loadImages = async (page: number = currentPage, limit: number = perPage) => {
setIsLoadingImages(true);
try {
const fetchedImages = await imageGenerationService.getImages(undefined, page, limit);
// Garante que sempre seja um array
if (Array.isArray(fetchedImages)) {
setImages(fetchedImages);
} else {
console.warn('Resposta da API não é um array:', fetchedImages);
setImages([]);
}
} catch (error: any) {
console.error('Erro ao carregar imagens:', error);
toast({
title: "Erro ao carregar histórico",
description: error.message || "Não foi possível carregar o histórico de imagens.",
variant: "destructive",
});
setImages([]);
} finally {
setIsLoadingImages(false);
}
};
// Carrega imagens ao montar e quando a paginação mudar
useEffect(() => {
loadImages();
}, [currentPage, perPage]);
const handleGenerate = async () => {
// Valida a descrição antes de enviar
const validation = imageGenerationService.validateDescription(prompt);
if (!validation.valid) {
toast({
title: "Descrição inválida",
description: validation.error,
variant: "destructive",
});
return;
}
setIsGenerating(true);
try {
// Chama o serviço de geração de imagem
const response = await imageGenerationService.generateImage({
description: prompt,
size: selectedSize,
});
// Verifica se a geração foi bem-sucedida
if (response.success) {
toast({
title: "Imagem gerada com sucesso",
description: `Tamanho: ${IMAGE_SIZE_OPTIONS[selectedSize].label}`,
});
// Cria objeto da imagem recém-gerada para exibição imediata
const newGeneratedImage: ImageRecord = {
id: response.image_generation_id,
user_email: '', // Será preenchido pelo backend
estabelecimento_id: 0, // Será preenchido pelo backend
description: response.message, // Descrição original
model: 'dall-e-3', // Modelo padrão
image_url: response.image_url,
size: selectedSize,
cost_usd: '0',
total_tokens: 0,
input_tokens: 0,
output_tokens: 0,
created_at: new Date().toISOString(),
};
// Salva a última imagem gerada para exibição
setLastGeneratedImage(newGeneratedImage);
// Limpa o campo de descrição após sucesso
setPrompt("");
// Recarrega a lista de imagens (sem aguardar para não bloquear a UI)
loadImages(1, perPage);
setCurrentPage(1);
} else {
throw new Error('Erro ao gerar imagem');
}
} catch (error: any) {
console.error('Erro na geração de imagem:', error);
toast({
title: "Erro na geração",
description: error.message || "Não foi possível gerar a imagem. Tente novamente.",
variant: "destructive",
});
} finally {
setIsGenerating(false);
}
};
const handleDelete = async (id: string) => {
try {
const result = await imageGenerationService.deleteImage(id);
if (result.success) {
toast({
title: "Imagem removida",
description: "A imagem foi removida com sucesso.",
});
// Se a imagem deletada for a última gerada, limpa o preview
if (lastGeneratedImage && lastGeneratedImage.id === id) {
setLastGeneratedImage(null);
}
// Recarrega a lista de imagens
await loadImages();
} else {
throw new Error(result.message || 'Erro ao deletar imagem');
}
} catch (error: any) {
console.error('Erro ao deletar imagem:', error);
toast({
title: "Erro ao remover",
description: error.message || "Não foi possível remover a imagem.",
variant: "destructive",
});
}
};
const handleDownload = async (image: ImageRecord) => {
try {
await imageGenerationService.downloadImage(
image.image_url,
`${image.description.substring(0, 30)}_${image.size}.png`
);
toast({
title: "Download iniciado",
description: "A imagem está sendo baixada.",
});
} catch (error) {
toast({
title: "Erro no download",
description: "Não foi possível baixar a imagem.",
variant: "destructive",
});
}
};
const handlePageChange = (page: number) => {
setCurrentPage(page);
};
const handlePerPageChange = (value: string) => {
setPerPage(parseInt(value));
setCurrentPage(1); // Reset para primeira página ao mudar itens por página
};
const filteredImages = Array.isArray(images)
? images.filter((img) =>
img.description.toLowerCase().includes(searchQuery.toLowerCase())
)
: [];
return (
<div className="flex flex-col h-full pb-16 md:pb-0">
<ChatHeader />
<div className="flex-1 flex overflow-hidden">
{/* Main Content */}
<ScrollArea className="flex-1">
<div className="max-w-5xl mx-auto p-3 md:p-6">
<Tabs defaultValue="generate" className="space-y-4 md:space-y-6">
<TabsList className="grid w-full grid-cols-2 glass-effect">
<TabsTrigger value="generate" className="text-xs md:text-sm">Gerar Imagem</TabsTrigger>
<TabsTrigger value="history" className="text-xs md:text-sm">
<Clock className="w-3 h-3 md:w-4 md:h-4 mr-1 md:mr-2" />
<span className="hidden md:inline">Histórico</span>
<span className="md:hidden">Hist.</span>
</TabsTrigger>
</TabsList>
{/* Generate Tab */}
<TabsContent value="generate" className="space-y-4 md:space-y-6">
<div className="glass-effect rounded-xl p-4 md:p-6 space-y-3 md:space-y-4">
<div className="space-y-2">
<label className="text-sm font-medium text-foreground">
Descreva a imagem
</label>
<Textarea
value={prompt}
onChange={(e) => setPrompt(e.target.value)}
placeholder="Descreva a imagem que deseja criar..."
className="min-h-[100px] resize-none"
/>
</div>
<div className="flex flex-col md:flex-row gap-3 md:gap-4 md:items-end">
<div className="flex-1 space-y-2">
<label className="text-sm font-medium text-foreground">
Tamanho
</label>
<Select value={selectedSize} onValueChange={(value) => setSelectedSize(value as ImageSize)}>
<SelectTrigger>
<SelectValue />
</SelectTrigger>
<SelectContent className="glass-effect bg-popover border-border z-50">
<SelectItem value="1024x1024">1024x1024 (Quadrado)</SelectItem>
<SelectItem value="1024x1792">1024x1792 (Retrato)</SelectItem>
<SelectItem value="1792x1024">1792x1024 (Paisagem)</SelectItem>
</SelectContent>
</Select>
</div>
<Button
onClick={handleGenerate}
disabled={!prompt.trim() || isGenerating}
className="gap-2 cyber-glow"
size="lg"
>
<Sparkles className="w-4 h-4" />
{isGenerating ? "Gerando..." : "Gerar Imagem"}
</Button>
</div>
</div>
{/* Loading State */}
{isGenerating && (
<div className="glass-effect rounded-xl p-12 flex flex-col items-center justify-center space-y-4 animate-fade-in">
<div className="relative">
<div className="w-24 h-24 rounded-full border-4 border-primary/20 border-t-primary animate-spin" />
<div className="absolute inset-0 flex items-center justify-center">
<Sparkles className="w-8 h-8 text-primary animate-pulse-glow" />
</div>
</div>
<p className="text-lg font-medium gradient-text">
Gerando sua imagem...
</p>
<p className="text-sm text-muted-foreground">
Isso pode levar alguns segundos
</p>
</div>
)}
{/* Recent Images Preview */}
{!isGenerating && lastGeneratedImage && (
<div>
<h3 className="text-lg font-semibold mb-4">Última Geração</h3>
<ImageCard
image={lastGeneratedImage}
onDelete={handleDelete}
onDownload={handleDownload}
/>
</div>
)}
</TabsContent>
{/* History Tab */}
<TabsContent value="history" className="space-y-4">
{/* Search and Filters */}
<div className="flex flex-col md:flex-row gap-3">
<div className="relative flex-1">
<Search className="absolute left-3 top-1/2 -translate-y-1/2 w-4 h-4 text-muted-foreground" />
<Input
value={searchQuery}
onChange={(e) => setSearchQuery(e.target.value)}
placeholder="Buscar por descrição..."
className="pl-9"
/>
</div>
<Select value={perPage.toString()} onValueChange={handlePerPageChange}>
<SelectTrigger className="w-full md:w-[180px]">
<SelectValue />
</SelectTrigger>
<SelectContent className="glass-effect bg-popover border-border z-50">
<SelectItem value="5">5 por página</SelectItem>
<SelectItem value="10">10 por página</SelectItem>
<SelectItem value="20">20 por página</SelectItem>
<SelectItem value="50">50 por página</SelectItem>
</SelectContent>
</Select>
</div>
{/* Loading State */}
{isLoadingImages ? (
<div className="glass-effect rounded-xl p-12 flex flex-col items-center justify-center space-y-4">
<div className="w-12 h-12 border-4 border-primary/20 border-t-primary rounded-full animate-spin" />
<p className="text-muted-foreground">Carregando imagens...</p>
</div>
) : (
<>
{/* Images Grid */}
{filteredImages.length > 0 ? (
<>
<div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
{filteredImages.map((image) => (
<ImageCard
key={image.id}
image={image}
onDelete={handleDelete}
onDownload={handleDownload}
/>
))}
</div>
{/* Pagination */}
{!searchQuery && images.length >= perPage && (
<div className="flex items-center justify-center gap-4 mt-6">
<Pagination>
<PaginationContent>
<PaginationItem>
<Button
variant="outline"
size="sm"
onClick={() => handlePageChange(currentPage - 1)}
disabled={currentPage === 1}
className="gap-1"
>
<ChevronLeft className="h-4 w-4" />
<span className="hidden md:inline">Anterior</span>
</Button>
</PaginationItem>
<PaginationItem>
<span className="text-sm text-muted-foreground px-4">
Página {currentPage}
</span>
</PaginationItem>
<PaginationItem>
<Button
variant="outline"
size="sm"
onClick={() => handlePageChange(currentPage + 1)}
disabled={images.length < perPage}
className="gap-1"
>
<span className="hidden md:inline">Próxima</span>
<ChevronRight className="h-4 w-4" />
</Button>
</PaginationItem>
</PaginationContent>
</Pagination>
</div>
)}
</>
) : (
<div className="glass-effect rounded-xl p-12 text-center">
<Clock className="w-12 h-12 mx-auto mb-4 text-muted-foreground" />
<p className="text-muted-foreground">
{searchQuery ? "Nenhuma imagem encontrada" : "Nenhuma imagem gerada ainda"}
</p>
</div>
)}
</>
)}
</TabsContent>
</Tabs>
</div>
</ScrollArea>
</div>
</div>
);
};
interface ImageCardProps {
image: ImageRecord;
onDelete: (id: string) => void;
onDownload: (image: ImageRecord) => void;
}
const ImageCard = ({ image, onDelete, onDownload }: ImageCardProps) => {
const [imageError, setImageError] = useState(false);
const [imageLoading, setImageLoading] = useState(true);
// Calcula tempo relativo
const getRelativeTime = (timestamp: string) => {
const now = new Date();
const date = new Date(timestamp);
const diff = now.getTime() - date.getTime();
const minutes = Math.floor(diff / 60000);
const hours = Math.floor(diff / 3600000);
const days = Math.floor(diff / 86400000);
if (minutes < 1) return 'Agora';
if (minutes < 60) return `${minutes} ${minutes === 1 ? 'minuto' : 'minutos'}`;
if (hours < 24) return `${hours} ${hours === 1 ? 'hora' : 'horas'}`;
return `${days} ${days === 1 ? 'dia' : 'dias'}`;
};
const handleImageError = () => {
console.warn('Erro CORS ao carregar imagem:', image.image_url);
setImageError(true);
setImageLoading(false);
};
const handleImageLoad = () => {
console.log('Imagem carregada com sucesso:', image.image_url);
setImageLoading(false);
setImageError(false);
};
return (
<div className="group glass-effect rounded-xl overflow-hidden animate-fade-in">
<div className="relative aspect-square">
{imageLoading && !imageError && (
<div className="absolute inset-0 flex items-center justify-center bg-muted">
<div className="w-8 h-8 border-4 border-primary/20 border-t-primary rounded-full animate-spin" />
</div>
)}
{imageError ? (
<div className="absolute inset-0 flex flex-col items-center justify-center bg-muted text-muted-foreground p-4">
<Sparkles className="w-12 h-12 mb-2 opacity-50" />
<p className="text-sm text-center font-medium mb-1">Erro ao carregar</p>
<p className="text-xs text-center mb-2">A imagem foi gerada, mas não pode ser exibida aqui</p>
<div className="flex flex-col gap-2 w-full">
<a
href={image.image_url}
target="_blank"
rel="noopener noreferrer"
className="text-xs text-center bg-primary text-primary-foreground px-3 py-2 rounded-md hover:bg-primary/90 transition-colors"
>
Abrir imagem em nova aba
</a>
<button
onClick={() => navigator.clipboard.writeText(image.image_url)}
className="text-xs text-center bg-secondary text-secondary-foreground px-3 py-1 rounded-md hover:bg-secondary/80 transition-colors"
>
Copiar URL
</button>
</div>
</div>
) : (
<img
src={image.image_url}
alt={image.description}
className="w-full h-full object-cover"
onError={handleImageError}
onLoad={handleImageLoad}
loading="lazy"
referrerPolicy="no-referrer"
/>
)}
<div className="absolute inset-0 bg-gradient-to-t from-black/80 via-black/0 to-black/0 opacity-0 group-hover:opacity-100 transition-opacity">
<div className="absolute bottom-0 left-0 right-0 p-4 space-y-2">
<p className="text-sm text-white line-clamp-2">{image.description}</p>
<div className="flex items-center justify-between text-xs text-white/70">
<span>{IMAGE_SIZE_OPTIONS[image.size as ImageSize]?.label || image.size}</span>
<span>{getRelativeTime(image.created_at)}</span>
</div>
<div className="flex gap-2">
<Button
size="sm"
variant="secondary"
className="flex-1 gap-1"
onClick={() => onDownload(image)}
>
<Download className="w-3 h-3" />
Baixar
</Button>
<Button
size="sm"
variant="destructive"
className="gap-1"
onClick={() => onDelete(image.id)}
>
<Trash2 className="w-3 h-3" />
Excluir
</Button>
</div>
</div>
</div>
</div>
</div>
);
};