xpress-mvc/sequence.js

An MVC framework based on Express.js

const path = require("path");
const { spawn } = require("child_process");
const { renameDirectory,mergeDirectory, readJson, removeDependency } = require('./functions');
const { askORMChoice, askDatabaseChoice } = require("./questions");
const fs = require("fs-extra");
const config = require("./config");

const repoUrl = "https://github.com/Anxiety471/expressjs-api-scaffholding.git"

const secondStep = async (projectName) => {
    const repoName = path.basename(repoUrl, ".git");
  
    const gitClone = spawn("git", ["clone",'--branch','main' ,repoUrl,'--single-branch'], { stdio: "inherit" });
  
    gitClone.on("close", async (code) => {
      if (code === 0) {
        console.log(`✅ Successfully cloned ${repoName}`);
         await renameDirectory(repoName, projectName);
         await thirdStep(projectName)
      } else {
        console.log(`❌ Cloning failed with code ${code}`);
      }
    });
  };
  
  const thirdStep = async (projectName) => {

    const branch = await askORMChoice()
    await askDatabaseChoice()

    const repoName = path.basename(repoUrl, ".git");
  
    const gitClone = spawn("git", ["clone",'--branch',branch ,repoUrl,'--single-branch'], { stdio: "inherit" });
  
    gitClone.on("close", async (code) => {
      if (code === 0) {
        const result = await mergeDirectory(repoName, projectName);
        if(result) await fourthStep(projectName)
      } else {
        console.log(`❌ Cloning failed with code ${code}`);
      }
    });
  }

  const fourthStep = async (projectName) => {
    return new Promise( async (resolve,reject) => {
      try {
        process.chdir(projectName);
        const package = await readJson()
        package.name = projectName
        await fs.writeJSON('package.json',package,{ spaces : 2 })

        if (config.ormName === 'ObjectionKnex'){
          process.chdir('Database')
          if(config.database === 'sqlite') await fs.writeFile(path.join(process.cwd(),'database.sqlite3'),'',{flag: 'w'})
          let configData = await fs.readFile(path.join(process.cwd(),'config.js'),'utf-8')
          const regex = /development:\s*\{([\s\S]*?)\n\s*\},/;
          configData = configData.replace(regex,config.development)
          await fs.writeFile(path.join(process.cwd(),'config.js'),configData)
          process.chdir('..')
        }

        if(config.ormName === 'sequelize'){
          process.chdir('Database')
          if(config.database === 'sqlite') await fs.writeFile(path.join(process.cwd(),'database.sqlite3'),'',{flag: 'w'})
          let configData = await fs.readFile(path.join(process.cwd(),'config.js'),'utf-8')
          const regex = /development:\s*\{([\s\S]*?)\n\s*\},/;
          configData = configData.replace(regex,config.development)
          await fs.writeFile(path.join(process.cwd(),'config.js'),configData)
          process.chdir('..')
        }

        await lastStep()
        resolve(true)
      } catch (error) {
        reject(new Error('Error on fourth step: ' + error))
      }
    })
  }

  const lastStep = async() => {
    return new Promise( async (resolve,reject) => {

     const dependency = spawn("npm", ["install",...config.orm,config.databaseDriver], {
      stdio: "inherit",
      shell: true,
    })
     
    dependency.on('close',async  (code) => {
        if (code !== 0) {
          console.log('Error on installing dependency: ' + code) 
        }

        const finalInstall = spawn("npm", ["install"], {stdio: "inherit",shell: true,})

        finalInstall.on('close', async () => {
          process.chdir('..')
          await removeDependency()
          console.log(`cd ${config.name}`)
          console.log('run npx nodemon to start the server')
          process.exit(0)
        })



        resolve(true)
    })

    dependency.on('error', async (error) => {
      console.log('Spawn Error: ' + error.message)
    })



    })

    

  }


module.exports = {
    secondStep,thirdStep,fourthStep,lastStep
}