TF-736 Add header style inside rich text button

lib/features/composer/presentation/model/rich_text_style_type.dart

@@ -4,6 +4,7 @@ import 'package:flutter/material.dart';
 import 'package:tmail_ui_user/main/localizations/app_localizations.dart';
 
 enum RichTextStyleType {
+  headerStyle,
   fontName,
   bold,
   italic,
@@ -15,6 +16,8 @@ enum RichTextStyleType {
 
   String get commandAction {
     switch (this) {
+      case headerStyle:
+        return 'formatBlock';
       case fontName:
         return 'fontName';
       case bold:
@@ -46,6 +49,8 @@ enum RichTextStyleType {
         return imagePaths.icStyleStrikeThrough;
       case codeView:
         return imagePaths.icStyleCodeView;
+      case headerStyle:
+        return imagePaths.icStyleHeader;
       default:
         return '';
     }
@@ -78,6 +83,8 @@ enum RichTextStyleType {
         return AppLocalizations.of(context).formatTextBackgroundColor;
       case codeView:
         return AppLocalizations.of(context).codeView;
+      case headerStyle:
+        return AppLocalizations.of(context).headerStyle;
       default:
         return '';
     }

lib/l10n/intl_messages.arb

@@ -1,5 +1,5 @@
 {
-  "@@last_modified": "2022-07-22T14:15:06.629292",
+  "@@last_modified": "2022-07-22T18:31:58.383010",
   "initializing_data": "Initializing data...",
   "@initializing_data": {
     "type": "text",
@@ -1675,5 +1675,11 @@
     "type": "text",
     "placeholders_order": [],
     "placeholders": {}
+  },
+  "headerStyle": "Style",
+  "@headerStyle": {
+    "type": "text",
+    "placeholders_order": [],
+    "placeholders": {}
   }
 }

lib/main/localizations/app_localizations.dart

@@ -1719,4 +1719,10 @@ class AppLocalizations {
         'Code view',
         name: 'codeView');
   }
+
+  String get headerStyle {
+    return Intl.message(
+        'Style',
+        name: 'headerStyle');
+  }
 }