feat(UX-1234): Status Chip (#201)

feat: created status chip

docs: added description for status chip

fix: converted child widget function to a stateless widget class in status chip

feat: implemented status chip widgetbook use case

fix: set rounded to default to true

test: wrote tests for status chip

example/lib/pages/components/chip_example.dart

@@ -63,6 +63,21 @@ class _ChipExampleState extends State<ChipExample> {
         ),
       ),
     ]);
+
+    final Widget statusChipExample = Column(children: [
+      Text(
+        'Status Chip',
+        textAlign: TextAlign.center,
+        style: TextStyle(fontWeight: FontWeight.bold),
+      ),
+      const SizedBox(height: 10),
+      ZetaStatusChip(
+        label: 'Label',
+        data: 'Status chip',
+        draggable: true,
+      ),
+    ]);
+
     final colors = Zeta.of(context).colors;
     return ExampleScaffold(
       name: ChipExample.name,
@@ -74,6 +89,7 @@ class _ChipExampleState extends State<ChipExample> {
             inputChipExample,
             assistChipExample,
             filterChipExample,
+            statusChipExample,
             const SizedBox(height: 100),
             DragTarget<String>(
               onAcceptWithDetails: (details) => setState(() => chipType = details.data),

example/widgetbook/main.dart

@@ -163,6 +163,7 @@ class _HotReloadState extends State<HotReload> {
                 WidgetbookUseCase(name: 'Filter Chip', builder: (context) => filterChipUseCase(context)),
                 WidgetbookUseCase(name: 'Input Chip', builder: (context) => inputChipUseCase(context)),
                 WidgetbookUseCase(name: 'Assist Chip', builder: (context) => assistChipUseCase(context)),
+                WidgetbookUseCase(name: 'Status Chip', builder: (context) => statusChipUseCase(context)),
               ],
             ),
             WidgetbookComponent(

example/widgetbook/pages/components/chip_widgetbook.dart

@@ -39,3 +39,14 @@ Widget assistChipUseCase(BuildContext context) {
     ),
   );
 }
+
+Widget statusChipUseCase(BuildContext context) {
+  return WidgetbookScaffold(
+    builder: (context, _) => ZetaStatusChip(
+      label: context.knobs.string(label: 'Label', initialValue: 'Label'),
+      draggable: context.knobs.boolean(label: 'Draggable', initialValue: false),
+      rounded: context.knobs.boolean(label: 'Rounded', initialValue: true),
+      onDragCompleted: () => print('Drag completed'),
+    ),
+  );
+}

lib/src/components/chips/chip.dart

@@ -6,6 +6,7 @@ import '../../../zeta_flutter.dart';
 export './assist_chip.dart';
 export './filter_chip.dart';
 export './input_chip.dart';
+export './status_chip.dart';
 
 /// This covers the broad functionality of [ZetaAssistChip], [ZetaFilterChip] and [ZetaInputChip].
 ///

lib/src/components/chips/status_chip.dart

@@ -0,0 +1,125 @@
+import 'package:flutter/foundation.dart';
+import 'package:flutter/material.dart';
+
+import '../../../zeta_flutter.dart';
+
+/// The [ZetaStatusChip] is a chip that displays a status/label.
+/// It can be dragged around the screen and placed in new locations using [DragTarget].
+///
+/// {@category Components}
+///
+/// Figma: https://www.figma.com/file/JesXQFLaPJLc1BdBM4sisI/%F0%9F%A6%93-ZDS---Components?node-id=21265-2159
+///
+/// Widgetbook: https://zeta-ds.web.app/flutter/widgetbook/index.html#/?path=components/chips/input-chip
+class ZetaStatusChip extends ZetaStatelessWidget {
+  /// Creates a [ZetaStatusChip].
+  const ZetaStatusChip({
+    super.key,
+    required this.label,
+    super.rounded = true,
+    this.draggable = false,
+    this.data,
+    this.onDragCompleted,
+    this.semanticLabel,
+  });
+
+  /// The label on the [ZetaStatusChip]
+  final String label;
+
+  /// Whether the chip can be dragged.
+  final bool draggable;
+
+  /// Draggable data.
+  final dynamic data;
+
+  /// Called when the draggable is dropped and accepted by a [DragTarget].
+  ///
+  /// See also:
+  /// * [DragTarget]
+  /// * [Draggable]
+  final VoidCallback? onDragCompleted;
+
+  /// A semantic label for the chip.
+  final String? semanticLabel;
+
+  @override
+  Widget build(BuildContext context) {
+    return ZetaRoundedScope(
+      rounded: context.rounded,
+      child: MouseRegion(
+        cursor: draggable ? SystemMouseCursors.click : SystemMouseCursors.basic,
+        child: Semantics(
+          label: semanticLabel ?? label,
+          child: SelectionContainer.disabled(
+            child: draggable
+                ? Draggable(
+                    feedback: Material(
+                      color: Colors.transparent,
+                      child: _Child(context: context, label: label),
+                    ),
+                    childWhenDragging: const Nothing(),
+                    data: data,
+                    onDragCompleted: onDragCompleted,
+                    child: _Child(context: context, label: label),
+                  )
+                : _Child(context: context, label: label),
+          ),
+        ),
+      ),
+    );
+  }
+
+  @override
+  void debugFillProperties(DiagnosticPropertiesBuilder properties) {
+    super.debugFillProperties(properties);
+    properties
+      ..add(StringProperty('label', label))
+      ..add(DiagnosticsProperty<bool>('draggable', draggable))
+      ..add(DiagnosticsProperty('data', data))
+      ..add(ObjectFlagProperty<VoidCallback?>.has('onDragCompleted', onDragCompleted))
+      ..add(StringProperty('semanticLabel', semanticLabel));
+  }
+}
+
+/// The child widget of the [ZetaStatusChip].
+class _Child extends StatelessWidget {
+  const _Child({required this.context, required this.label});
+
+  final BuildContext context;
+
+  final String label;
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      decoration: BoxDecoration(
+        color: Zeta.of(context).colors.surfaceWarm,
+        borderRadius: context.rounded
+            ? BorderRadius.all(
+                Radius.circular(
+                  Zeta.of(context).spacing.small,
+                ),
+              )
+            : null,
+      ),
+      padding: EdgeInsets.symmetric(
+        horizontal: Zeta.of(context).spacing.small,
+        vertical: Zeta.of(context).spacing.minimum,
+      ),
+      child: Text(
+        label,
+        style: ZetaTextStyles.bodyXSmall.copyWith(
+          color: Zeta.of(context).colors.textDefault,
+        ),
+      ),
+    );
+  }
+
+  @override
+  void debugFillProperties(DiagnosticPropertiesBuilder properties) {
+    super.debugFillProperties(properties);
+    properties
+      ..add(DiagnosticsProperty<BuildContext>('context', context))
+      ..add(StringProperty('label', label));
+  }
+}