TF-1709 Implement sortOrder

(cherry picked from commit b3e5844bf37c692f763ccbf66bcbfb63c75d2d9f)

lib/features/mailbox_dashboard/presentation/model/search/email_sort_order_type.dart

@@ -1,3 +1,4 @@
+import 'package:dartz/dartz.dart';
 import 'package:flutter/material.dart';
 import 'package:jmap_dart_client/jmap/mail/email/email_comparator.dart';
 import 'package:jmap_dart_client/jmap/mail/email/email_comparator_property.dart';
@@ -32,34 +33,46 @@ enum EmailSortOrderType {
     }
   }
 
-  Set<Comparator> getSortOrder() {
+  Option<Set<Comparator>> getSortOrder() {
     switch (this) {
       case EmailSortOrderType.mostRecent:
-        return <Comparator>{}
-          ..add(EmailComparator(EmailComparatorProperty.receivedAt)
-            ..setIsAscending(false));
+        return Some(
+          <Comparator>{}
+            ..add(EmailComparator(EmailComparatorProperty.receivedAt)
+              ..setIsAscending(false))
+        );
       case EmailSortOrderType.oldest:
-        return <Comparator>{}
-          ..add(EmailComparator(EmailComparatorProperty.receivedAt)
-            ..setIsAscending(true));
+        return Some(
+          <Comparator>{}
+            ..add(EmailComparator(EmailComparatorProperty.receivedAt)
+              ..setIsAscending(true))
+        );
       case EmailSortOrderType.relevance:
-        return <Comparator>{};
+        return const None();
       case EmailSortOrderType.senderAscending:
-        return <Comparator>{}
-          ..add(EmailComparator(EmailComparatorProperty.from)
-            ..setIsAscending(true));
+        return Some(
+          <Comparator>{}
+            ..add(EmailComparator(EmailComparatorProperty.from)
+              ..setIsAscending(true))
+        );
       case EmailSortOrderType.senderDescending:
-        return <Comparator>{}
-          ..add(EmailComparator(EmailComparatorProperty.from)
-            ..setIsAscending(false));
+        return Some(
+          <Comparator>{}
+            ..add(EmailComparator(EmailComparatorProperty.from)
+              ..setIsAscending(false))
+        );
       case EmailSortOrderType.subjectAscending:
-        return <Comparator>{}
-          ..add(EmailComparator(EmailComparatorProperty.subject)
-            ..setIsAscending(true));
+        return Some(
+          <Comparator>{}
+            ..add(EmailComparator(EmailComparatorProperty.subject)
+              ..setIsAscending(true))
+        );
       case EmailSortOrderType.subjectDescending:
-        return <Comparator>{}
-          ..add(EmailComparator(EmailComparatorProperty.subject)
-            ..setIsAscending(false));
+        return Some(
+          <Comparator>{}
+            ..add(EmailComparator(EmailComparatorProperty.subject)
+              ..setIsAscending(false))
+        );
     }
   }
 

lib/features/mailbox_dashboard/presentation/model/search/search_email_filter.dart

@@ -40,14 +40,13 @@ class SearchEmailFilter with EquatableMixin {
     this.before,
     this.startDate,
     this.endDate,
-    Set<Comparator>? sortOrder,
+    this.sortOrder,
   })  : from = from ?? <String>{},
         to = to ?? <String>{},
         notKeyword = notKeyword ?? <String>{},
         hasAttachment = hasAttachment ?? false,
         emailReceiveTimeType =
-            emailReceiveTimeType ?? EmailReceiveTimeType.allTime,
-        sortOrder = sortOrder ?? <Comparator>{};
+            emailReceiveTimeType ?? EmailReceiveTimeType.allTime;
 
   SearchEmailFilter copyWith({
     Option<Set<String>>? fromOption,
@@ -61,7 +60,7 @@ class SearchEmailFilter with EquatableMixin {
     Option<UTCDate>? beforeOption,
     Option<UTCDate>? startDateOption,
     Option<UTCDate>? endDateOption,
-    Set<Comparator>? sortOrder,
+    Option<Set<Comparator>>? sortOrderOption,
   }) {
     return SearchEmailFilter(
       from: _getOptionParam(fromOption, from),
@@ -75,7 +74,7 @@ class SearchEmailFilter with EquatableMixin {
       before: _getOptionParam(beforeOption, before),
       startDate: _getOptionParam(startDateOption, startDate),
       endDate: _getOptionParam(endDateOption, endDate),
-      sortOrder: sortOrder ?? this.sortOrder,
+      sortOrder: _getOptionParam(sortOrderOption, sortOrder),
     );
   }