Added translations, fixed chips theming

lib/core/translation/matching_algorithm_localization_mapper.dart

@@ -2,8 +2,10 @@ import 'package:flutter/material.dart';
 import 'package:paperless_api/paperless_api.dart';
 import 'package:paperless_mobile/generated/l10n.dart';
 
-String translateMatchingAlgorithm(
-    BuildContext context, MatchingAlgorithm algorithm) {
+String translateMatchingAlgorithmDescription(
+  BuildContext context,
+  MatchingAlgorithm algorithm,
+) {
   switch (algorithm) {
     case MatchingAlgorithm.anyWord:
       return S.of(context).matchingAlgorithmAnyDescription;
@@ -19,3 +21,23 @@ String translateMatchingAlgorithm(
       return S.of(context).matchingAlgorithmAutoDescription;
   }
 }
+
+String translateMatchingAlgorithmName(
+  BuildContext context,
+  MatchingAlgorithm algorithm,
+) {
+  switch (algorithm) {
+    case MatchingAlgorithm.anyWord:
+      return S.of(context).matchingAlgorithmAnyName;
+    case MatchingAlgorithm.allWords:
+      return S.of(context).matchingAlgorithmAllName;
+    case MatchingAlgorithm.exactMatch:
+      return S.of(context).matchingAlgorithmExactName;
+    case MatchingAlgorithm.regex:
+      return S.of(context).matchingAlgorithmRegexName;
+    case MatchingAlgorithm.fuzzy:
+      return S.of(context).matchingAlgorithmFuzzyName;
+    case MatchingAlgorithm.auto:
+      return S.of(context).matchingAlgorithmAutoName;
+  }
+}

lib/core/widgets/form_builder_fields/extended_date_range_form_field/relative_date_range_picker_helper.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:paperless_api/paperless_api.dart';
+import 'package:paperless_mobile/core/workarounds/colored_chip.dart';
 import 'package:paperless_mobile/generated/l10n.dart';
 
 class RelativeDateRangePickerHelper extends StatefulWidget {
@@ -28,15 +29,17 @@ class _RelativeDateRangePickerHelperState
         separatorBuilder: (context, index) => const SizedBox(width: 8.0),
         itemBuilder: (context, index) {
           final option = _options[index];
-          return FilterChip(
-            label: Text(option.title),
-            onSelected: (isSelected) {
-              final value =
-                  isSelected ? option.value : const RelativeDateRangeQuery();
-              widget.field.didChange(value);
-              widget.onChanged?.call(value);
-            },
-            selected: widget.field.value == option.value,
+          return ColoredChipWrapper(
+            child: FilterChip(
+              label: Text(option.title),
+              onSelected: (isSelected) {
+                final value =
+                    isSelected ? option.value : const RelativeDateRangeQuery();
+                widget.field.didChange(value);
+                widget.onChanged?.call(value);
+              },
+              selected: widget.field.value == option.value,
+            ),
           );
         },
         scrollDirection: Axis.horizontal,

lib/core/workarounds/colored_chip.dart

@@ -0,0 +1,23 @@
+import 'package:flutter/material.dart';
+
+class ColoredChipWrapper extends StatelessWidget {
+  final Color? backgroundColor;
+  final Widget child;
+  const ColoredChipWrapper({
+    super.key,
+    this.backgroundColor,
+    required this.child,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    Color color = backgroundColor ?? Colors.lightGreen[50]!;
+
+    return Theme(
+      data: Theme.of(context).copyWith(
+        canvasColor: color,
+      ),
+      child: child,
+    );
+  }
+}