rework services 2

Author: akaJes

app/common.js

@@ -0,0 +1,63 @@
+const path = require('path');
+const fs = require('fs');
+
+const git = require('./git-tool');
+const mctool = require('./mc-tool');
+const store = require('./store');
+const {getFirstFile} = require('./helpers');
+
+const seek4File = (file, paths, rel) =>
+  git.root()
+  .then(root =>
+    getFirstFile(paths.map(i => path.join(root, i, file)))
+    .then(res => rel && path.relative(root, res) || res)
+  )
+
+const copyFile = (from, to) =>
+  new Promise((resolve, reject) =>
+    fs.createReadStream(from)
+    .on('error', reject)
+    .pipe(
+      fs.createWriteStream(to)
+      .on('finish', () => resolve(to))
+      .on('error', reject)
+    )
+  );
+
+const uploadFiles = files =>
+  Promise.all(files.map(file =>
+    git.root()
+    .then(root => {
+      try {
+        return mctool
+          .makeCfg(file.path)
+          .then(mctool.makeHfile(root, file.name, store.vars.baseCfg))
+          .then(a => file.name)
+      } catch(e) {
+        console.error(e);
+        throw e;
+      }
+    })
+  ))
+
+const configFiles = p => Promise.all(
+    ['Configuration.h', 'Configuration_adv.h', '_Bootscreen.h']
+      .map(file => seek4File(file, p ? [p.replace(/\\/g, path.sep)] : ['Marlin', path.join('Marlin', 'src', 'config')]).catch(() => null))
+  ).then(files => files.filter(a => a));
+
+const getBoards = () =>
+  seek4File('boards.h', [ 'Marlin', path.join('Marlin', 'src', 'core')])
+  .then(mctool.getBoards);
+
+const getThermistors = () =>
+  seek4File('thermistornames.h', ['Marlin', path.join('Marlin', 'src', 'lcd')])
+  .then(mctool.getThermistors);
+
+module.exports = {
+  seek4File,
+  copyFile,
+  uploadFiles,
+  configFiles,
+  getBoards,
+  getThermistors,
+}

app/helpers.js

@@ -13,6 +13,9 @@ Object.prototype.filter = function( predicate, obj ) {
     return result;
 };
 
+function atob(b64) {
+  return process.version < "v6.0.0" ? Buffer.from(b64, 'base64') : new Buffer(b64, 'base64');
+}
 
 function promisify(func,that) {
   return function() {
@@ -53,7 +56,21 @@ var walk = function(dir){
   })
 };
 
+function getFirstFile(paths) {
+  if (!paths || paths.length == 0)
+    return Promise.reject();
+  var filePath = paths.shift();
+  return promisify(fs.access)(filePath, fs.constants.R_OK)
+    .then(a => filePath)
+    .catch(e => getFirstFile(paths) );
+}
+
+const unique = a => a.filter((elem, index, self) => index == self.indexOf(elem))
+
 module.exports = {
   promisify,
   walk,
+  atob,
+  getFirstFile,
+  unique,
 };