Fixes #3921 - Can not chose SSL yes and port 143 when setting up mail account.

app/assets/javascripts/app/controllers/_channel/email.coffee

@@ -428,20 +428,7 @@ class ChannelEmailAccountWizard extends App.ControllerWizardModal
       ui.hide('options::folder')
       ui.hide('options::keep_on_server')
 
-    handlePort = (params, attribute, attributes, classname, form, ui) ->
+    form = new App.ControllerForm(
-      return if !params
-      return if !params.options
-      currentPort = @$('[name="options::port"]').val()
-      if params.options.ssl is true
-        if !currentPort || currentPort is '143'
-          @$('[name="options::port"]').val('993')
-        return
-      if params.options.ssl is false
-        if !currentPort || currentPort is '993'
-          @$('[name="options::port"]').val('143')
-        return
-
-    new App.ControllerForm(
       el:    @$('.base-inbound-settings'),
       model:
         configure_attributes: configureAttributesInbound
@@ -449,10 +436,16 @@ class ChannelEmailAccountWizard extends App.ControllerWizardModal
       params: @account.inbound
       handlers: [
         showHideFolder,
-        handlePort,
       ]
     )
 
+    form.el.find("select[name='options::ssl']").off('change').on('change', (e) ->
+      if $(e.target).val() is 'true'
+        form.el.find("[name='options::port']").val('993')
+      else
+        form.el.find("[name='options::port']").val('143')
+    )
+
   toggleOutboundAdapter: =>
 
     # fill user / password based on intro info

app/assets/javascripts/app/controllers/getting_started/channel_email.coffee

@@ -91,20 +91,7 @@ class GettingStartedChannelEmail extends App.ControllerWizardFullScreen
       ui.hide('options::folder')
       ui.hide('options::keep_on_server')
 
-    handlePort = (params, attribute, attributes, classname, form, ui) ->
+    form = new App.ControllerForm(
-      return if !params
-      return if !params.options
-      currentPort = @$('.base-inbound-settings [name="options::port"]').val()
-      if params.options.ssl is true
-        if !currentPort
-          @$('.base-inbound-settings [name="options::port"]').val('993')
-        return
-      if params.options.ssl is false
-        if !currentPort || currentPort is '993'
-          @$('.base-inbound-settings [name="options::port"]').val('143')
-        return
-
-    new App.ControllerForm(
       el:    @$('.base-inbound-settings')
       model:
         configure_attributes: configureAttributesInbound
@@ -112,10 +99,16 @@ class GettingStartedChannelEmail extends App.ControllerWizardFullScreen
       params: @account.inbound
       handlers: [
         showHideFolder,
-        handlePort,
       ]
     )
 
+    form.el.find("select[name='options::ssl']").off('change').on('change', (e) ->
+      if $(e.target).val() is 'true'
+        form.el.find("[name='options::port']").val('993')
+      else
+        form.el.find("[name='options::port']").val('143')
+    )
+
   toggleOutboundAdapter: =>
 
     # fill user / password based on intro info

spec/system/channels/email_spec.rb

@@ -161,8 +161,9 @@ RSpec.describe 'Manage > Channels > Email', type: :system do
         expect(find('input[name="options::port"]').value).to eq('143')
         port = '4242'
         fill_in 'options::port', with: port
+        field.click
         expect(find('input[name="options::port"]').value).to eq(port)
-        option_yes.select_option
+        fill_in 'options::folder', with: 'testabc'
         expect(find('input[name="options::port"]').value).to eq(port)
         click '.js-close'
       end