📦 Adding the new hub feature ! (#1099)

Co-authored-by: Hector <fairfairytotor@gmail.com>

lib/hub.js

@@ -1,5 +1,65 @@
-var fs = require('fs');
+const fs = require('fs');
+const Gun = require('../index.js');
 
-fs.watch('.', {persistent: false, recursive: true}, function(eve, name){
-	console.log("changed!", eve, name);
-})
+const gun = Gun();
+
+let chokidar;
+
+try { chokidar = require('chokidar') } catch {
+  console.log('Type "npm i chokidar" if you want to use the hub feature !')
+}
+
+function watch(what, timeout) {
+  timeout = timeout || 2000
+  
+  // Set up the file watcher !
+  const watcher = chokidar.watch(what, {
+    ignored: /(^|[\/\\])\../, // ignore dotfiles
+    persistent: true
+  });
+  
+  const log = console.log.bind(console);
+  
+  // Handle events !
+  
+  watcher
+    .on('add', async function(path) { 
+      
+      log(`File ${path} has been added`); 
+      
+      let container = gun.get(path).put({ 
+        file: path, 
+        content: fs.readFileSync(path, 'utf8') 
+      })
+      gun.get('hub').set(container).then(console.log('Done!'));
+      
+    })
+    .on('change', async function(path) { 
+    
+      log(`File ${path} has been changed`);
+      
+      let container = gun.get(path).put({ 
+        file: path, 
+        content: fs.readFileSync(path, 'utf8') 
+      }).then(console.log('Done!'))
+    
+    })
+    .on('unlink', async function (path) { 
+    
+      log(`File ${path} has been removed`);  
+      
+      let container = gun.get(path).put({
+        file: null,
+        content: null,
+        
+      })
+      
+    })
+    .on('addDir', path => log(`Directory ${path} has been added`))
+    .on('unlinkDir', path => log(`Directory ${path} has been removed`))
+    .on('error', error => log(`Watcher error: ${error}`))
+    .on('ready', () => log('Initial scan complete. Ready for changes'))
+
+}
+
+module.exports = { watch : watch, }