[helpers][m]: helper function to copy files and install packages

packages/create-portal-app/helpers/copy.js

@@ -0,0 +1,16 @@
+
+const cpy = require("cpy")
+const path = require("path");
+const fs = require('fs');
+
+module.exports = function copy(root,destination){
+  const dest_path = [process.cwd(), destination].join(path.sep)
+  if(fs.existsSync(dest_path)){
+    if(fs.readdirSync(dest_path).length > 0) return Promise.reject(`directory ${dest_path} exist and not empty`);
+  }
+  return cpy(root, dest_path);
+}
+
+// (async ()=> {
+//   await copy([process.cwd(),"templates"].join(path.sep), "newme");
+// })().catch(e=> console.log(chalk.red(e)));

packages/create-portal-app/helpers/install.js

@@ -0,0 +1,27 @@
+const spawn  = require('cross-spawn');
+const { resolve } = require('path');
+const path   = require('path');
+
+module.exports = function install(projectName, isYarn){
+  return new Promise((resolve, reject)=>{
+      const appPath = [process.cwd(), projectName].join(path.sep);
+      //change the directory to the app directory
+      process.chdir(appPath);
+
+      let command = isYarn ? "yarn": "npm";
+      let args    = isYarn ? [''] : ["install"];
+      let exec = spawn(command,args, {
+        stdio: 'inherit',
+        env: { ...process.env, ADBLOCK: '1', DISABLE_OPENCOLLECTIVE: '1' },
+      })
+
+      exec.on('close', (code)=>{
+        if (code !== 0) {
+          reject({ command: `${command} ${args[0]}` })
+          return
+        }
+        resolve()
+      });
+  });
+  
+}