feat: allow --sort option on pm2 monit

lib/API/Dashboard.js

@@ -236,7 +236,7 @@ Dashboard.init = function() {
  * @param {} processes
  * @return this
  */
-Dashboard.refresh = function(processes) {
+Dashboard.refresh = function(processes, opts) {
   debug('Monit refresh');
 
   if(!processes) {
@@ -254,13 +254,43 @@ Dashboard.refresh = function(processes) {
     mem += proc.monit.memory;
   })
 
+  var sortField = 'name', sortOrder = 'asc', sort,
+      fields = {
+        name: 'pm2_env.name',
+        namespace: 'pm2_env.namespace',
+        pid: 'pid',
+        id: 'pm_id',
+        cpu: 'monit.cpu',
+        memory: 'monit.memory',
+        uptime: 'pm2_env.pm_uptime',
+        status: 'pm2_env.status'
+      }
+
+  if (opts && opts.sort) {
+    sort = opts.sort.split(':');
+    if(fields[sort[0].toLowerCase()]) {
+      sortField = sort[0].toLowerCase();
+      sortOrder = sort.length === 2 ? sort[1] : 'asc';
+    }
+  }
+
   // Sort process list
   processes.sort(function(a, b) {
-    if (a.pm2_env.name < b.pm2_env.name)
-      return -1;
-    if (a.pm2_env.name > b.pm2_env.name)
-      return 1;
-    return 0;
+    var fieldA = getNestedProperty(fields[sortField], a)
+    var fieldB = getNestedProperty(fields[sortField], b)
+
+    if (sortOrder === 'desc') {
+      if (fieldA > fieldB)
+        return -1
+      if (fieldA < fieldB)
+        return 1
+    } else {
+      if (fieldA < fieldB)
+        return -1
+      if (fieldA > fieldB)
+        return 1
+    }
+    return 0
   });
 
   // Loop to get process infos
@@ -457,3 +487,22 @@ function gradient(p, rgb_beginning, rgb_end) {
 
     return "#" + ((1 << 24) + (rgb[0] << 16) + (rgb[1] << 8) + rgb[2]).toString(16).slice(1);
 }
+
+/**
+ * Get nested property
+ *
+ * @param {String} propertyName
+ * @param {Object} obj
+ * @returns {String} property value
+ */
+function getNestedProperty(propertyName, obj) {
+  var parts = propertyName.split("."),
+    length = parts.length,
+    property = obj || {};
+
+  for (var i = 0; i < length; i++) {
+    property = property[parts[i]];
+  }
+
+  return property;
+}

lib/API/Extra.js

@@ -684,11 +684,16 @@ module.exports = function(CLI) {
    * @method dashboard
    * @return
    */
-  CLI.prototype.dashboard = function(cb) {
+  CLI.prototype.dashboard = function(opts, cb) {
     var that = this;
 
     var Dashboard = require('./Dashboard');
 
+    if (typeof opts == "function") {
+      cb = opts;
+      opts = null;
+    }
+
     if (cb)
       return cb(new Error('Dashboard cant be called programmatically'));
 
@@ -717,7 +722,7 @@ module.exports = function(CLI) {
           that.exitCli(cst.ERROR_EXIT);
         }
 
-        Dashboard.refresh(list);
+        Dashboard.refresh(list, opts);
 
         setTimeout(function() {
           refreshDashboard();

lib/binaries/CLI.js

@@ -836,7 +836,7 @@ commander.command('prettylist')
 commander.command('monit')
   .description('launch termcaps monitoring')
   .action(function() {
-    pm2.dashboard();
+    pm2.dashboard(commander);
   });
 
 commander.command('imonit')
@@ -849,7 +849,7 @@ commander.command('dashboard')
   .alias('dash')
   .description('launch dashboard with monitoring and logs')
   .action(function() {
-    pm2.dashboard();
+    pm2.dashboard(commander);
   });