Small refactoring

lib/components/kanji/kanji_result_body/examples.dart

@@ -23,12 +23,10 @@ class Examples extends StatelessWidget {
         onyomi.map((onEx) => _Example(onEx, _KanaType.onyomi)).toList() +
             kunyomi.map((kunEx) => _Example(kunEx, _KanaType.kunyomi)).toList();
 
-    const noExamplesWidget = [
+    const noExamplesWidget = Padding(
-      Padding(
       padding: EdgeInsets.symmetric(vertical: 10),
       child: Text('No Examples', style: textStyle),
-      )
+    );
-    ];
 
     return Column(
       children: <Widget>[
@@ -36,9 +34,12 @@ class Examples extends StatelessWidget {
           margin: const EdgeInsets.symmetric(horizontal: 10),
           alignment: Alignment.centerLeft,
           child: const Text('Examples:', style: textStyle),
-            )
+        ),
-          ] +
+        if (onyomi.isEmpty && kunyomi.isEmpty)
-          (onyomi.isEmpty && kunyomi.isEmpty ? noExamplesWidget : yomiWidgets),
+          noExamplesWidget
+        else
+          ...yomiWidgets
+      ],
     );
   }
 }
@@ -89,7 +90,6 @@ class _Kana extends StatelessWidget {
     required this.example,
   }) : super(key: key);
 
-
   @override
   Widget build(BuildContext context) {
     return Container(
@@ -105,7 +105,9 @@ class _Kana extends StatelessWidget {
         mainAxisAlignment: MainAxisAlignment.center,
         children: [
           Text(
-            romajiEnabled ? transliterateKanaToLatin(example.reading) : example.reading,
+            romajiEnabled
+                ? transliterateKanaToLatin(example.reading)
+                : example.reading,
             style: TextStyle(
               color: colors.foreground,
               fontSize: 15.0,

lib/components/kanji/kanji_result_body/yomi_chips.dart

@@ -83,11 +83,11 @@ class YomiChips extends StatelessWidget {
           yomi: type == YomiType.kunyomi ? 'Kun:' : 'On:',
           colors: ColorSet(
             foreground: type.getColors(context).background,
-                background: const Color(0x000000ff),
+            background: Colors.transparent,
           ),
         ),
-        ] +
+      ...yomiCards
-        yomiCards;
+    ];
 
     final wrap = Wrap(
       runSpacing: 10.0,

lib/screens/search/search_mechanisms/grade_list.dart

@@ -29,8 +29,11 @@ class _GridItem extends StatelessWidget {
         ? () => ScaffoldMessenger.of(context).showSnackBar(
               SnackBar(content: Text(text)),
             )
-        : () =>
+        : () => Navigator.popAndPushNamed(
-            Navigator.popAndPushNamed(context, Routes.kanjiSearch, arguments: text);
+              context,
+              Routes.kanjiSearch,
+              arguments: text,
+            );
 
     return InkWell(
       onTap: onTap,
@@ -61,8 +64,10 @@ class _KanjiGradeSearchState extends State<KanjiGradeSearch> {
             sortedByStrokes.map<int, List<Widget>>(
               (strokeCount, kanji) => MapEntry(
                 strokeCount,
-                [_GridItem(text: strokeCount.toString(), isNumber: true)] +
+                [
-                    kanji.map((k) => _GridItem(text: k)).toList(),
+                  _GridItem(text: strokeCount.toString(), isNumber: true),
+                  ...kanji.map((k) => _GridItem(text: k)).toList(),
+                ],
               ),
             ),
           ),

lib/screens/search/search_mechanisms/radical_list.dart

@@ -91,8 +91,7 @@ class _KanjiRadicalSearchState extends State<KanjiRadicalSearch> {
     );
   }
 
-  List<Widget> get radicalGridElements =>
+  List<Widget> get radicalGridElements => <Widget>[
-      <Widget>[
         IconButton(
           onPressed: () => setState(() {
             suggestions.clear();
@@ -103,8 +102,7 @@ class _KanjiRadicalSearchState extends State<KanjiRadicalSearch> {
           color: AppTheme.jishoGreen.background,
           iconSize: fontSize * 1.3,
         ),
-      ] +
+        ...radicals
-      radicals
             .map(
               (key, value) => MapEntry(
                 key,
@@ -112,13 +110,17 @@ class _KanjiRadicalSearchState extends State<KanjiRadicalSearch> {
                     .where((r) => allowedToggles[r]!)
                     .map((r) => radicalGridElement(r))
                     .toList()
-                ..insert(0, radicalGridElement(key.toString(), isNumber: true)),
+                  ..insert(
+                    0,
+                    radicalGridElement(key.toString(), isNumber: true),
+                  ),
               ),
             )
             .values
             .where((element) => element.length != 1)
             .expand((l) => l)
-          .toList();
+            .toList()
+      ];
 
   Widget kanjiGridElement(String kanji) {
     const color = LightTheme.defaultMenuGreyNormal;

lib/services/jisho_api/jisho_search.dart

@@ -1,6 +1,5 @@
 import 'package:unofficial_jisho_api/api.dart' as jisho;
 export 'package:unofficial_jisho_api/api.dart' show JishoAPIResult;
 
-Future<jisho.JishoAPIResult> fetchJishoResults(searchTerm) async {
+Future<jisho.JishoAPIResult> fetchJishoResults(searchTerm) =>
-  return jisho.searchForPhrase(searchTerm);
+    jisho.searchForPhrase(searchTerm);
-}