add enums to date picker

example/lib/example_pages/date_page.dart

@@ -30,8 +30,10 @@ class _DatePageState extends State<DatePage> {
       flutterFormWidgets: [
         Padding(
           padding: const EdgeInsets.fromLTRB(40, 0, 40, 40),
-          child: FlutterFormInputDate(
+          child: FlutterFormInputDateTime(
+            inputType: FlutterFormDateTimeType.dateTime,
             dateFormat: DateFormat.yMd(),
+            firstDate: DateTime.now(),
             label: const Text("Date"),
             controller: widget.dateController,
           ),

lib/src/widgets/input/input_types/input_date_picker/date_picker.dart

@@ -1,56 +1,122 @@
+import 'dart:async';
+
 import 'package:flutter/material.dart';
 import 'package:flutter_form/utils/translation_service.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:intl/intl.dart';
 import '../../../../../flutter_form.dart';
 
-/// Generates a [TextFormField] for passwords. It requires a [FlutterFormInputController]
-/// as the [controller] parameter and an optional [Widget] as [label]
-class DateInputField extends ConsumerStatefulWidget {
-  const DateInputField(
-      {Key? key,
-      required this.controller,
-      this.label,
-      this.showIcon = true,
-      this.icon = Icons.calendar_today,
-      required this.dateFormat})
-      : super(
+/// Generates a [DateTimeInputField] for DateTimes/Dates/Times/DateRanges.
+/// It requires a [FlutterFormInputController], [inputType], [dateFormat], [firstDate], and [lastDate]
+class DateTimeInputField extends ConsumerStatefulWidget {
+  const DateTimeInputField({
+    Key? key,
+    required this.inputType,
+    required this.controller,
+    this.label,
+    this.showIcon = true,
+    this.icon = Icons.calendar_today,
+    required this.dateFormat,
+    required this.firstDate,
+    required this.lastDate,
+  }) : super(
           key: key,
         );
+  final FlutterFormDateTimeType inputType;
   final FlutterFormInputController controller;
   final DateFormat dateFormat;
   final bool showIcon;
+  final DateTime? firstDate;
+  final DateTime? lastDate;
   final IconData icon;
   final Widget? label;
   @override
-  ConsumerState<DateInputField> createState() => _DateInputFieldState();
+  ConsumerState<DateTimeInputField> createState() => _DateInputFieldState();
 }
 
-class _DateInputFieldState extends ConsumerState<DateInputField> {
+class _DateInputFieldState extends ConsumerState<DateTimeInputField> {
+  late final DateTime firstDate;
+  late final DateTime lastDate;
+
+  @override
+  void initState() {
+    firstDate = widget.firstDate ??
+        DateTime.now().subtract(
+          const Duration(days: 1000),
+        );
+    lastDate = widget.lastDate ??
+        DateTime.now().add(
+          const Duration(days: 1000),
+        );
+
+    super.initState();
+  }
+
   @override
   Widget build(BuildContext context) {
     String Function(String, {List<String>? params}) _ =
         getTranslator(context, ref);
 
+    Future<String> getInputFromUser(FlutterFormDateTimeType inputType) async {
+      String userInput = '';
+      switch (inputType) {
+        case FlutterFormDateTimeType.date:
+          DateTime? unformatted = await showDatePicker(
+            context: context,
+            initialDate: DateTime.now(),
+            firstDate: firstDate,
+            lastDate: lastDate,
+          );
+          userInput = unformatted != null
+              ? widget.dateFormat.format(unformatted)
+              : userInput;
+          break;
+        case FlutterFormDateTimeType.dateTime:
+          await getInputFromUser(FlutterFormDateTimeType.date)
+              .then((value) async {
+            if (value != '') {
+              String secondInput =
+                  await getInputFromUser(FlutterFormDateTimeType.time);
+              if (secondInput != '') {
+                userInput = '$value $secondInput';
+              }
+            }
+          });
+          break;
+        case FlutterFormDateTimeType.range:
+          userInput = (await showDateRangePicker(
+            context: context,
+            firstDate: firstDate,
+            lastDate: lastDate,
+          ).then((value) {
+            return value != null
+                ? '${widget.dateFormat.format(value.start)} - ${widget.dateFormat.format(value.end)}'
+                : '';
+          }))
+              .toString();
+          break;
+        case FlutterFormDateTimeType.time:
+          userInput = await showTimePicker(
+                  context: context, initialTime: TimeOfDay.now())
+              .then((value) => value == null ? '' : value.format(context));
+      }
+      return userInput;
+    }
+
     return TextFormField(
+      keyboardType: TextInputType.none,
+      readOnly: true,
       key: Key(widget.controller.value.toString()),
       initialValue: widget.controller.value,
       onSaved: (value) {
         widget.controller.onSaved(value);
       },
       onTap: () async {
-        DateTime? pickedDate = await showDatePicker(
-          context: context,
-          initialDate: DateTime.now(),
-          firstDate: DateTime.now(),
-          lastDate: DateTime.now().add(
-            const Duration(days: 2000),
-          ),
-        );
-        if (pickedDate != null) {
-          widget.controller.value = widget.dateFormat.format(pickedDate);
-          setState(() {});
-        }
+        String userInput = await getInputFromUser(widget.inputType);
+        setState(() {
+          widget.controller.value =
+              userInput != '' ? userInput : widget.controller.value;
+        });
       },
       validator: (value) => widget.controller.onValidate(value, _),
       decoration: InputDecoration(

lib/src/widgets/input/input_types/input_date_picker/input_date_picker.dart

@@ -6,24 +6,38 @@ import 'package:intl/intl.dart';
 
 import '../../../../../flutter_form.dart';
 
-/// Input for a date used in a [FlutterForm].
+/// Select Input Types in a [FlutterFormInputDateTime]
+enum FlutterFormDateTimeType {
+  date,
+  time,
+  dateTime,
+  range,
+}
+
+/// Input for a dateTime used in a [FlutterForm].
 ///
 /// Standard controller is [FlutterFormInputDateController].
-class FlutterFormInputDate extends FlutterFormInputWidget {
-  const FlutterFormInputDate(
-      {Key? key,
-      required FlutterFormInputController controller,
-      Widget? label,
-      this.showIcon = true,
-      this.icon = Icons.calendar_today,
-      required this.dateFormat})
-      : super(
+class FlutterFormInputDateTime extends FlutterFormInputWidget {
+  const FlutterFormInputDateTime({
+    Key? key,
+    required FlutterFormInputController controller,
+    Widget? label,
+    this.showIcon = true,
+    required this.inputType,
+    required this.dateFormat,
+    this.firstDate,
+    this.lastDate,
+    this.icon = Icons.calendar_today,
+  }) : super(
           key: key,
           controller: controller,
           label: label,
         );
-  final DateFormat dateFormat;
   final bool showIcon;
+  final FlutterFormDateTimeType inputType;
+  final DateFormat dateFormat;
+  final DateTime? firstDate;
+  final DateTime? lastDate;
   final IconData icon;
 
   @override
@@ -32,23 +46,34 @@ class FlutterFormInputDate extends FlutterFormInputWidget {
         getTranslator(context, ref);
     super.registerController(context);
 
-    return DateInputField(controller: controller, dateFormat: dateFormat);
+    return DateTimeInputField(
+      firstDate: firstDate,
+      lastDate: lastDate,
+      inputType: inputType,
+      controller: controller,
+      dateFormat: dateFormat,
+    );
   }
 }
 
 /// Controller for dates used by a [FlutterFormInputWidget] used in a [FlutterForm].
 ///
-/// Mainly used by [FlutterFormInputDate].
-class FlutterFormInputDateController
+/// Mainly used by [FlutterFormInputDateTime].
+class FlutterFormInputDateTimeController
     implements FlutterFormInputController<String> {
-  FlutterFormInputDateController({
+  FlutterFormInputDateTimeController({
     required this.id,
     this.mandatory = true,
     this.value,
     this.checkPageTitle,
     this.checkPageDescription,
+    required this.dateTimeType,
+    required this.dateFormat,
   });
 
+  final DateFormat dateFormat;
+  final FlutterFormDateTimeType dateTimeType;
+
   @override
   String? id;