"use strict";
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
    return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var ImageGeneratorService_1;
Object.defineProperty(exports, "__esModule", { value: true });
exports.ImageGeneratorService = void 0;
const common_1 = require("@nestjs/common");
const config_1 = require("@nestjs/config");
const axios_1 = require("axios");
const OPENROUTER_URL = 'https://openrouter.ai/api/v1/chat/completions';
let ImageGeneratorService = ImageGeneratorService_1 = class ImageGeneratorService {
    constructor(config) {
        this.config = config;
        this.logger = new common_1.Logger(ImageGeneratorService_1.name);
    }
    async generarRender(prompt, fotoAntesDataUri) {
        const apiKey = this.config.get('OPENROUTER_API_KEY');
        const model = this.config.get('OPENROUTER_MODEL_IMAGEN', 'google/gemini-2.0-flash-exp-image-generation');
        const intentosRateLimit = 1;
        for (let attempt = 0; attempt <= intentosRateLimit; attempt++) {
            try {
                const response = await axios_1.default.post(OPENROUTER_URL, {
                    model,
                    messages: [
                        {
                            role: 'user',
                            content: [
                                { type: 'text', text: prompt },
                                { type: 'image_url', image_url: { url: fotoAntesDataUri } },
                            ],
                        },
                    ],
                }, {
                    headers: {
                        Authorization: `Bearer ${apiKey}`,
                        'Content-Type': 'application/json',
                        'HTTP-Referer': 'https://reformix.es',
                        'X-Title': 'Reformix Image Worker',
                    },
                    timeout: 60000,
                });
                const content = response.data.choices?.[0]?.message?.content;
                if (!content)
                    throw new Error('OpenRouter no devolvio contenido');
                const imagen = this.extraerImagenDeRespuesta(content, response.data);
                if (!imagen)
                    throw new Error('No se pudo extraer imagen de la respuesta');
                return imagen;
            }
            catch (err) {
                if (err.response?.status === 429 && attempt < intentosRateLimit) {
                    this.logger.warn('Rate limit (429), esperando 5s y reintentando...');
                    await new Promise((r) => setTimeout(r, 5000));
                    continue;
                }
                throw err;
            }
        }
        throw new Error('Fallaron todos los intentos de generacion de imagen');
    }
    extraerImagenDeRespuesta(content, rawResponse) {
        if (content.startsWith('data:image'))
            return content;
        const dataUriMatch = content.match(/data:image\/[a-zA-Z]+;base64,[^\s"']+/);
        if (dataUriMatch)
            return dataUriMatch[0];
        const urlMatch = content.match(/https?:\/\/[^\s"'()]+\.(png|jpg|jpeg|webp)/i);
        if (urlMatch)
            return urlMatch[0];
        const parts = rawResponse?.choices?.[0]?.message?.content;
        if (Array.isArray(parts)) {
            for (const part of parts) {
                if (part.type === 'image_url' && part.image_url?.url)
                    return part.image_url.url;
                if (part.image_url?.url?.startsWith('data:image'))
                    return part.image_url.url;
            }
        }
        return null;
    }
};
exports.ImageGeneratorService = ImageGeneratorService;
exports.ImageGeneratorService = ImageGeneratorService = ImageGeneratorService_1 = __decorate([
    (0, common_1.Injectable)(),
    __metadata("design:paramtypes", [config_1.ConfigService])
], ImageGeneratorService);
//# sourceMappingURL=image-generator.service.js.map