"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 PromptBuilderService_1;
Object.defineProperty(exports, "__esModule", { value: true });
exports.PromptBuilderService = void 0;
const common_1 = require("@nestjs/common");
const config_1 = require("@nestjs/config");
const fs = require("fs");
const path = require("path");
const axios_1 = require("axios");
const OPENROUTER_URL = 'https://openrouter.ai/api/v1/chat/completions';
let PromptBuilderService = PromptBuilderService_1 = class PromptBuilderService {
    constructor(config) {
        this.config = config;
        this.logger = new common_1.Logger(PromptBuilderService_1.name);
        this.systemPrompt = '';
        const ruta = path.join(process.cwd(), 'prompts', 'prompt-builder.txt');
        if (fs.existsSync(ruta)) {
            this.systemPrompt = fs.readFileSync(ruta, 'utf-8');
        }
        else {
            this.logger.warn('prompts/prompt-builder.txt no encontrado, usando default');
        }
    }
    async generarPrompt(tipoReforma, m2Suelo, calidad, notas) {
        const apiKey = this.config.get('OPENROUTER_API_KEY');
        const model = this.config.get('OPENROUTER_MODEL_TEXTO', 'anthropic/claude-3.5-haiku-20241022');
        const userContent = `Generate a render prompt for a ${tipoReforma} renovation.
- Area: ${m2Suelo ?? 'unknown'} m²
- Quality level: ${calidad}
- Client notes: ${notas.join('; ') || 'none'}
- Style: modern ${tipoReforma} renovation`;
        try {
            const response = await axios_1.default.post(OPENROUTER_URL, {
                model,
                messages: [
                    { role: 'system', content: this.systemPrompt },
                    { role: 'user', content: userContent },
                ],
                max_tokens: 512,
                temperature: 0.5,
            }, {
                headers: {
                    Authorization: `Bearer ${apiKey}`,
                    'Content-Type': 'application/json',
                    'HTTP-Referer': 'https://reformix.es',
                    'X-Title': 'Reformix Image Worker',
                },
            });
            const prompt = response.data.choices?.[0]?.message?.content?.trim();
            if (!prompt)
                throw new Error('OpenRouter devolvio respuesta vacia');
            return prompt;
        }
        catch (err) {
            this.logger.error(`Error generando prompt: ${err.message}`);
            throw err;
        }
    }
};
exports.PromptBuilderService = PromptBuilderService;
exports.PromptBuilderService = PromptBuilderService = PromptBuilderService_1 = __decorate([
    (0, common_1.Injectable)(),
    __metadata("design:paramtypes", [config_1.ConfigService])
], PromptBuilderService);
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