Return a promise when executing an action

This is useful to trigger event after the action is executed.

sao/src/action.js

@@ -110,11 +110,10 @@
                 if (action.keyword) {
                     name_prm = add_name_suffix(action.name, params.context);
                 }
-                name_prm.then(function(name) {
+                return name_prm.then(function(name) {
                     params.name = name;
-                    Sao.Tab.create(params);
+                    return Sao.Tab.create(params);
                 });
-                return;
             case 'ir.action.wizard':
                 params.action = action.wiz_name;
                 params.data = data;
@@ -124,21 +123,19 @@
                 if ((action.keyword || 'form_action') === 'form_action') {
                     name_prm = add_name_suffix(action.name, context);
                 }
-                name_prm.done(function(name) {
+                return name_prm.then(function(name) {
                     params.name = name;
-                    Sao.Wizard.create(params);
+                    return Sao.Wizard.create(params);
                 });
-                return;
             case 'ir.action.report':
                 params.name = action.report_name;
                 params.data = data;
                 params.direct_print = action.direct_print;
                 params.context = context;
-                Sao.Action.exec_report(params);
-                return;
+                return Sao.Action.exec_report(params);
             case 'ir.action.url':
                 window.open(action.url, '_blank', 'noreferrer,noopener');
-                return;
+                return jQuery.when();
         }
     };
 
@@ -213,7 +210,7 @@
                 action.keyword = keywords[action.type];
             }
         }
-        Sao.Action.exec_action(action, data, context);
+        return Sao.Action.exec_action(action, data, context);
     };
 
     Sao.Action.evaluate = function(action, atype, record) {

sao/src/tab.js

@@ -420,7 +420,7 @@
         } else {
             tab = new Sao.Tab.Board(attributes);
         }
-        tab.view_prm.done(function() {
+        return tab.view_prm.then(function() {
             Sao.Tab.add(tab);
         });
     };

sao/src/wizard.js

@@ -37,42 +37,42 @@
             this.context.active_ids = this.ids;
             this.context.active_model = this.model;
             this.context.action_id = this.action_id;
-            Sao.rpc({
+            return Sao.rpc({
                 'method': 'wizard.' + this.action + '.create',
                 'params': [this.session.context]
             }, this.session).then(result => {
                 this.session_id = result[0];
                 this.start_state = this.state = result[1];
                 this.end_state = result[2];
-                this.process();
+                return this.process();
             }, () => {
                 this.destroy();
             });
         },
         process: function() {
             if (this.__processing || this.__waiting_response) {
-                return;
+                return jQuery.when();
             }
             var process = function() {
                 if (this.state == this.end_state) {
-                    this.end();
-                    return;
+                    return this.end();
                 }
                 var ctx = jQuery.extend({}, this.context);
                 var data = {};
                 if (this.screen) {
                     data[this.screen_state] = this.screen.get_on_change_value();
                 }
-                Sao.rpc({
+                return Sao.rpc({
                     'method': 'wizard.' + this.action + '.execute',
                     'params': [this.session_id, data, this.state, ctx]
                 }, this.session).then(result => {
+                    var prms = [];
                     if (result.view) {
                         this.clean();
                         var view = result.view;
                         this.update(view.fields_view, view.buttons);
 
-                        this.screen.new_(false).then(() => {
+                        prms.push(this.screen.new_(false).then(() => {
                             this.screen.current_record.set_default(
                                 view.defaults || {})
                                 .then(() => {
@@ -81,7 +81,7 @@
                                     this.update_buttons();
                                     this.screen.set_cursor();
                                 });
-                        });
+                        }));
 
                         this.screen_state = view.state;
                         this.__waiting_response = true;
@@ -90,6 +90,7 @@
                     }
 
                     const execute_actions = () => {
+                        var prms = [];
                         if (result.actions) {
                             for (const action of result.actions) {
                                 var context = jQuery.extend({}, this.context);
@@ -98,24 +99,26 @@
                                 delete context.active_ids;
                                 delete context.active_model;
                                 delete context.action_id;
-                                Sao.Action.execute(
-                                    action[0], action[1], context);
+                                prms.push(Sao.Action.execute(
+                                    action[0], action[1], context));
                             }
                         }
+                        return jQuery.when.apply(jQuery, prms);
                     };
 
                     if (this.state == this.end_state) {
-                        this.end().then(execute_actions);
+                        prms.push(this.end().then(execute_actions));
                     } else {
-                        execute_actions();
+                        prms.push(execute_actions());
                     }
                     this.__processing = false;
+                    return jQuery.when.apply(jQuery, prms);
                 }, result => {
                     // TODO end for server error.
                     this.__processing = false;
                 });
             };
-            process.call(this);
+            return process.call(this);
         },
         destroy: function(action) {
             // TODO
@@ -203,7 +206,7 @@
         } else {
             win = new Sao.Wizard.Dialog(attributes.name);
         }
-        win.run(attributes);
+        return win.run(attributes);
     };
 
     Sao.Wizard.Form = Sao.class_(Sao.Wizard, {