hotshot-mod-manager/cli/contents/service-gen.js

import inquirer from "inquirer";
import fs from "node:fs";
import path from "node:path";
import { cleanupString, configPath, getConfig, nameFixer } from "../main.js";

export async function generateServiceTrigger() {
  const { routerModules } = await getConfig();

  if (routerModules?.length === 0) {
    throw new Error("No router modules found.");
  }

  const { serviceName, routerModule } = await inquirer.prompt([
    {
      type: "list",
      name: "routerModule",
      message: "Select a router module:",
      choices: routerModules.map((m) => m.name),
      validate: (input) =>
        input.trim() ? true : "Router module cannot be empty.",
    },
    {
      type: "input",
      name: "serviceName",
      message: "Enter the name of the service:",
      validate: (input) =>
        input.trim() ? true : "Service name cannot be empty.",
    },
  ]);

  if (serviceName) {
    await generateService(routerModule, cleanupString(serviceName));
  }
}

export async function generateService(modName, serviceName) {
  const config = await getConfig();

  const routerModule = config.routerModules.find((m) => m.name === modName);

  if (!routerModule) {
    throw new Error(`Router Module '${modName}' not found.`);
  }

  if (routerModule.services.includes(`${serviceName}_service`)) {
    throw new Error(`Service '${serviceName}' already exists.`);
  }

  const serviceContent = serviceContents(serviceName);

  /*
  |-----------------------------------------------------------------------
  | File System IO
  |-----------------------------------------------------------------------
  */
  const serviceDirPath = path.join(
    process.cwd(),
    "src",
    "router_modules",
    `${modName}_module`,
  );
  fs.writeFileSync(
    path.join(serviceDirPath, `${serviceName}_services.ts`),
    serviceContent,
  );

  /*
  |-----------------------------------------------------------------------
  | Config Update
  |-----------------------------------------------------------------------
  */
  routerModule.services.push(`${serviceName}_services`);

  const updatedConfigContent = JSON.stringify(config, null, 2);
  fs.writeFileSync(configPath, updatedConfigContent);
}

/*
|-----------------------------------------------------------------------
| Service Contents
|-----------------------------------------------------------------------
*/

function serviceContents(serviceName) {
  const serviceClassName = `${nameFixer(serviceName, true)}Services`;

  return `
  import {response} from "@a4arpon/hotshot";
  
  export class ${serviceClassName} {
      async ${serviceName}() {
          return response("Hi from ${serviceName}!");
      }
  }
  `;
}