Date format: add more comments and fix wrong format kind usage

vector/src/main/java/im/vector/app/core/date/DateFormatKind.kt

@@ -16,12 +16,29 @@
 
 package im.vector.app.core.date
 
+/* This will represent all kind of available date formats for the app.
+   We will use the date Sep 7 2020 at 9:30am as an example.
+   The formatting is depending of the current date.
+ */
 enum class DateFormatKind {
+    // Will show date relative and time (today or yesterday or Sep 7 or 09/07/2020 at 9:30am)
     DEFAULT_DATE_AND_TIME,
+
+    // Will show hour or date relative (9:30am or yesterday or Sep 7 or 09/07/2020)
     ROOM_LIST,
+
+    // Will show full date (Sep 7 2020)
     TIMELINE_DAY_DIVIDER,
+
+    // Will show full date and time (Mon, Sep 7 2020, 9:30am)
     MESSAGE_DETAIL,
+
+    // Will only show time (9:30am)
     MESSAGE_SIMPLE,
+
+    // Will only show time (9:30am)
     EDIT_HISTORY_ROW,
+
+    // Will only show date relative (today or yesterday or Sep 7 or 09/07/2020)
     EDIT_HISTORY_HEADER
 }

vector/src/main/java/im/vector/app/features/home/room/detail/timeline/edithistory/ViewEditHistoryEpoxyController.kt

@@ -83,7 +83,7 @@ class ViewEditHistoryEpoxyController(private val context: Context,
                     // need to display header with day
                     genericItemHeader {
                         id(evDate.hashCode())
-                        text(dateFormatter.format(evDate.timeInMillis, DateFormatKind.EDIT_HISTORY_ROW))
+                        text(dateFormatter.format(evDate.timeInMillis, DateFormatKind.EDIT_HISTORY_HEADER))
                     }
                 }
                 lastDate = evDate

vector/src/main/java/im/vector/app/features/settings/VectorLocale.kt

@@ -58,7 +58,7 @@ object VectorLocale {
     /**
      * Init this object
      */
-    fun init(context: Context, localeProvider: LocaleProvider) {
+    fun init(context: Context) {
         this.context = context
         val preferences = PreferenceManager.getDefaultSharedPreferences(context)