Initial commit

lib/src/widget/smart_input.dart

@@ -0,0 +1,75 @@
+import 'package:fluent_ui/fluent_ui.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+class SmartInput extends StatefulWidget {
+  final String keyName;
+  final String label;
+  final String placeholder;
+  final TextEditingController controller;
+  final TextInputType type;
+  final bool enabled;
+  final VoidCallback? onTap;
+  final bool populate;
+
+  const SmartInput(
+      {Key? key,
+      required this.keyName,
+      required this.label,
+      required this.placeholder,
+      required this.controller,
+      this.onTap,
+      this.enabled = true,
+      this.populate = false,
+      this.type = TextInputType.text})
+      : super(key: key);
+
+  @override
+  State<SmartInput> createState() => _SmartInputState();
+}
+
+class _SmartInputState extends State<SmartInput> {
+  @override
+  Widget build(BuildContext context) {
+    return widget.populate ? _buildPopulatedTextBox() : _buildTextBox();
+  }
+
+  FutureBuilder _buildPopulatedTextBox(){
+    return FutureBuilder(
+        future: SharedPreferences.getInstance(),
+        builder: (context, snapshot) {
+          _update(snapshot.data);
+          return _buildTextBox();
+        }
+    );
+  }
+
+  void _update(SharedPreferences? preferences) {
+    if(preferences == null){
+      return;
+    }
+
+    var decoded = preferences.getString(widget.keyName);
+    if(decoded == null) {
+      return;
+    }
+
+    widget.controller.text = decoded;
+  }
+
+  TextBox _buildTextBox() {
+    return TextBox(
+      enabled: widget.enabled,
+      controller: widget.controller,
+      header: widget.label,
+      keyboardType: widget.type,
+      placeholder: widget.placeholder,
+      onChanged: _save,
+      onTap: widget.onTap,
+    );
+  }
+
+  Future<void> _save(String value) async {
+    final preferences = await SharedPreferences.getInstance();
+    preferences.setString(widget.keyName, value);
+  }
+}