Big initialization rework in order to be able to facilitate preloaded backend settings

addon/mixins/application-route.coffee

@@ -3,9 +3,25 @@ import config from 'ember-get-config'
 import ApplicationRouteMixin from 'ember-simple-auth/mixins/application-route-mixin'
 
 export default Ember.Mixin.create ApplicationRouteMixin,
-  current_user_loaded: (user) ->
+  current_user_loaded: (user) -> @get('initial_resources_resolve')(user)
   beforeModel: (transition) ->
-    @_loadCurrentUser arguments... unless transition?.targetName is 'login'
+    @set 'router.globals.initial_resources_fulfilled', false
+    time_now = new Date()
+    console.log "Application beforeModel"
+    initial_resources_loaded = new Ember.RSVP.Promise((resolve, reject) =>
+      @set 'initial_resources_resolve', resolve
+      @set 'initial_resources_reject', reject
+    ).then((resources) =>
+      console.log "Initial resources loaded (#{Math.round((new Date() - time_now) / 100) / 10}s)" # rounded devide by 1000
+      @set 'router.globals.initial_resources_fulfilled', true
+    ).catch((reason) =>
+      console.log "No initial resource loading (#{Math.round((new Date() - time_now) / 100) / 10}s)" # rounded devide by 1000
+      @set('router.globals.flash_message', reason) if reason
+    ).finally -> Ember.$('#initial-loader').remove()
+
+    @set 'initial_resources_loaded_promise', initial_resources_loaded
+    @_loadCurrentUser arguments...
+    initial_resources_loaded
 
   sessionAuthenticated: ->
     @_super arguments...
@@ -13,13 +29,15 @@ export default Ember.Mixin.create ApplicationRouteMixin,
 
   _loadCurrentUser: (transition) ->
     #if userId = @get('session.data.authenticated.user_id')
-    return if transition?.targetName is 'login'
+    if transition?.targetName is 'login' # don't load current user on login page
+      @get('initial_resources_reject')('Please login')
+      return
     @get('store').queryRecord('user', me: true).then (user) =>
       @set 'router.globals.current_user', user
       @current_user_loaded user # overloadable
     , =>
       @set 'router.globals.current_user', null
-      #@transitionTo('login').then (loginRoute) -> loginRoute.set('router.globals.flash.notice', 'Please login')
+      #@get('initial_resources_reject')('Unauthenticated user')
       @transitionTo('login')
 
   actions:

addon/utils/paged-remote-array.coffee

@@ -7,8 +7,10 @@ export default PagedRemoteArray.extend
   #params: {}
   session: Ember.inject.service()
   filters: {}
+  scope_key: null
   init: ->
     query = @get('filters')?.toProperties() || {}
+    @set 'scope_key', get(@, 'modelName') unless get(@, 'scope_key')
     @otherParams ||= {}
     @otherParams['q'] = query
     #@setOtherParam('q', query) # explicitly not, init does not trigger operational callbacks
@@ -29,9 +31,9 @@ export default PagedRemoteArray.extend
 
   postRequest: (action_name, data = {}) ->
     container = Ember.getOwner(@store)
-    adapter = @store.adapterFor(@modelName)
+    adapter = @store.adapterFor(get(@, 'modelName'))
     session = container.lookup('service:session')
-    base_url = adapter.buildURL(@modelName)
+    base_url = adapter.buildURL(get(@, 'modelName'))
     url = "#{base_url}/#{action_name}"
     request_data = data
     request_data = JSON.stringify(data) if typeof data is 'object'

app/components/table-filters.coffee

@@ -4,14 +4,15 @@ export default Ember.Component.extend
   #filter_calls: 0
   tagName: 'tr'
   classNames: ['table-filters-row', 'ui', 'form']
-  filters: Ember.Object.create()
+  filters: null
   content: null # PagedRemoteArray from ember-cli-pagination
   key: 'name_eq'
   apply_filters: null # allow custom apply filters with application logic
 
   init: ->
-    @_super arguments...
+    @set 'filters', @get('content.filters') unless @get('filters')
     Ember.defineProperty @, 'filter_calls', Ember.computed.alias("filters.filter_calls")
+    @_super arguments...
 
   actions:
     apply_filters: ->

app/components/table-filters/dropdown-select-multiple.coffee

@@ -4,6 +4,7 @@ export default Ember.Component.extend
   tagName: 'th'
   classNames: ['filter', 'filter-dropdown-select-multiple']
   classNameBindings: ['has_active_filter_value:active-filter', 'key']
+  filters: null
   apply_filters: ->
   eager_filter: false # filter on single select
   has_active_filter_value: Ember.computed.bool 'selected.length'

tests/dummy/app/templates/application.emblem

@@ -14,15 +14,14 @@
     .ui.floating.info.message
       i.close.icon{action (mut globals.flash.notice) ''}
       = globals.flash.notice
-  = outlet
+  if globals.initial_resources_fulfilled
-  /if globals.preload_resources_fulfilled
+    = outlet
-  /  = outlet
+  else
-  /else
+    .ui.icon.message
-  /  .ui.icon.message
+      i.notched.circle.loading.icon
-  /    i.notched.circle.loading.icon
+      .content
-  /    .content
+        .header Initial resources not loaded...
-  /      .header Preloading resources...
+        p Loading resources globally required before continuing with the application.
-  /      p Loading resources globally required before continuing with the application.
   /button.basic.button{ action 'debug'} debug
 = outlet 'modal'