Initial commit

app/js/module_app.js

@@ -0,0 +1,67 @@
+'use strict';
+const os = require('os');
+const path = require('path');
+const fs = require('fs');
+
+exports.load_config = function () {
+  console.log('CWD: '+process.cwd());
+
+  let home_directory = require('os').homedir();
+  console.log('Home: '+home_directory);
+  
+  let tmp_directory = require('os').tmpdir();
+  console.log('Temporary: '+tmp_directory);
+  
+  let config = null;
+  let config_directory = null;
+  let default_config_path = path.join(process.cwd(),'config.json.default');
+  let config_path = null;
+  
+  if (os.platform == 'darwin') {
+    config_directory = path.join(home_directory, 'Library/Application Support/OSIT');
+    console.log('macOS config directory: '+config_directory);
+  } else if (os.platform == 'linux') {
+    config_directory = path.join(home_directory, '.config/OSIT');
+    console.log('Linux config directory: '+config_directory);
+  }
+  
+  if (fs.existsSync(config_directory)) {
+    console.log('Config: '+config_directory);
+    config_path = path.join(config_directory, 'config.json');
+  } else {
+    fs.mkdirSync(config_directory);
+    console.log('Config directory created: '+config_directory);
+    
+    //default_config_path = path.join(process.cwd(),'config.json.default');
+    config_path = path.join(config_directory, 'config.json');
+    fs.copyFileSync(default_config_path, config_path);
+    console.log('Default config file copied: '+config_directory);
+  }
+  
+  if (fs.existsSync(config_path)) {
+    console.log('Config path: '+config_path);
+    console.log('Config file (config.json) found under '+config_directory+'.');
+    
+    config = JSON.parse(fs.readFileSync(config_path));
+    console.log('Config file read.');
+  } else if (!fs.existsSync(config_path)) {
+    fs.copyFileSync(default_config_path, config_path);
+    console.log('Default config file copied: '+config_directory);
+    
+    config = JSON.parse(fs.readFileSync(config_path));
+    console.log('Config file read.');
+  } else if (fs.existsSync('config.json')) {
+    //fs.copyFileSync(default_config_path, config_path);
+    //console.log('Default config file copied: '+config_directory);
+    
+    config = JSON.parse(fs.readFileSync('config.json'));
+    console.log('Config file (config.json) not found under '+config_directory+'. Using config in CWD.');
+    console.log('Config file read.');
+    
+    //console.log('Config file (config.json) not found under '+config_directory+'. Using config in CWD.');
+    //config = JSON.parse(fs.readFileSync('config.json'));
+  } else {
+    //close();
+  }
+  return config;
+}