genpower/dist/promptGenerator.js

Unified TypeScript library to generate, validate, and structure AI model outputs

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.PromptGenerator = void 0;
const zod_1 = require("zod");
const utils_1 = require("./utils");
class PromptGenerator {
    constructor(engine, schema, promptTemplate, debugMode = false) {
        this.engine = engine;
        this.schema = schema;
        this.promptTemplate = promptTemplate;
        this.debugMode = debugMode;
    }
    generate(variables_1) {
        return __awaiter(this, arguments, void 0, function* (variables, maxRetries = 3) {
            try {
                const prompt = this.promptTemplate.replace(/\{(\w+)\}/g, (_, key) => variables[key] || "");
                for (let attempt = 0; attempt < maxRetries; attempt++) {
                    if (this.debugMode)
                        console.log(`Attemtp ${attempt + 1} of ${maxRetries}`);
                    const raw = yield this.engine.generate(prompt);
                    const cleaned = (0, utils_1.extractJSON)(raw);
                    if (this.debugMode)
                        console.log(`Cleaned output:`, cleaned);
                    try {
                        const result = this.schema.parse(JSON.parse(cleaned));
                        if (this.debugMode)
                            console.log(`Validation succeeded:`, result);
                        return result;
                    }
                    catch (error) {
                        if (error instanceof zod_1.ZodError) {
                            const e = error;
                            console.warn(`Validation failed on attempt ${attempt + 1}:`, e.errors);
                        }
                        else {
                            console.error("Unexpected error during validation:", error);
                        }
                    }
                }
            }
            catch (error) {
                console.error("Error generating prompt:", error);
                throw new Error("Failed to generate prompt due to engine error");
            }
            throw new Error("Failed to produce valid structured output after retries");
        });
    }
}
exports.PromptGenerator = PromptGenerator;