arky-js/dist/platform/aws/lambda-code-generator.js

**Arky.js** is a powerful, annotation-based framework for building serverless applications on **AWS Lambda and API Gateway**. Inspired by Angular and NestJS, Arky.js simplifies serverless development by providing decorators for defining modules, controlle

"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
      desc = { enumerable: true, get: function() { return m[k]; } };
    }
    Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
    var ownKeys = function(o) {
        ownKeys = Object.getOwnPropertyNames || function (o) {
            var ar = [];
            for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
            return ar;
        };
        return ownKeys(o);
    };
    return function (mod) {
        if (mod && mod.__esModule) return mod;
        var result = {};
        if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
        __setModuleDefault(result, mod);
        return result;
    };
})();
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.LambdaCodeGenerator = void 0;
const fs = __importStar(require("fs"));
const path = __importStar(require("path"));
const handlebars_1 = __importDefault(require("handlebars"));
const dependancy_map_key_enum_1 = require("../../constants/enums/dependancy-map-key.enum");
const class_config_util_1 = require("../../utils/class-config-util");
class LambdaCodeGenerator {
    constructor() {
        // Get the correct directory path (ESM)
        const __dirname = path.dirname(require.resolve("arky-js"));
        const templateFilename = "lambda-template.hbs";
        // Path to the template file (now relative to the compiled JS)
        const templatePath = path.join(__dirname, "template", "aws", templateFilename);
        // Read the template file
        const template = fs.readFileSync(templatePath, "utf-8");
        this.lambdaTemplate = handlebars_1.default.compile(template);
    }
    generate(controller, outputDir, tempFolder) {
        console.log(`✅ Generating functions for ${controller.fileName} ...\n`);
        const dependancyMetas = this.createDependancyMetas(controller.dependancyTree, outputDir, tempFolder);
        const code = this.lambdaTemplate({
            methods: controller.methods,
            dependencies: dependancyMetas,
        });
        const outputPath = path.join(outputDir, controller.fileName, "index.ts");
        fs.mkdirSync(path.dirname(outputPath), { recursive: true });
        fs.writeFileSync(outputPath, code);
    }
    createDependancyMetas(dependancyTree, outputDir, tempFolder) {
        var _a;
        const keyObjects = dependancyTree.keys();
        const dependancyMetas = [];
        for (const key of keyObjects) {
            const pathName = key.split(":::")[dependancy_map_key_enum_1.DependencyMapKeys.FilePath];
            const className = key.split(":::")[dependancy_map_key_enum_1.DependencyMapKeys.ClassName];
            const rootFolder = path.resolve(outputDir + "/*");
            const codeFilePath = tempFolder
                ? pathName.replace("src", tempFolder)
                : pathName;
            const importPath = path.relative(rootFolder, codeFilePath);
            // Map the absolute path to the `dist` directory
            const relativePath = importPath.replace(/\\/g, "/");
            const injectableClassNames = (_a = dependancyTree
                .get(key)) === null || _a === void 0 ? void 0 : _a.reduce((accumulate, value) => {
                const className = value.split(":::")[dependancy_map_key_enum_1.DependencyMapKeys.ClassName];
                const instantName = className[0].toLowerCase() + className.substring(1) + "Inst";
                if (!accumulate) {
                    return instantName;
                }
                return accumulate + ", " + instantName;
            }, "");
            const isController = (0, class_config_util_1.hasDecorator)(pathName, className, "Controller");
            const instanceName = className[0].toLowerCase() + className.substring(1) + "Inst";
            dependancyMetas.push({
                className,
                path: pathName,
                relativePath,
                injectableClassNames,
                instanceName: isController ? "controller" : instanceName,
                isController,
            });
        }
        return dependancyMetas;
    }
    deleteTypescriptFile(controller, outputDir) {
        const outputPath = path.join(outputDir, controller.fileName, "index.ts");
        fs.unlink(outputPath, (err) => {
            if (err) {
                console.error("❌ Failed to delete file:", err);
            }
            else {
                console.log("✅ File deleted successfully:", outputPath);
            }
        });
    }
}
exports.LambdaCodeGenerator = LambdaCodeGenerator;