From d8691d36aada176ee6f76082d3f4dd9cec4d4b7f Mon Sep 17 00:00:00 2001
From: Joons <joonsv@gmail.com>
Date: Thu, 13 Oct 2022 15:21:19 +0200
Subject: [PATCH] add initial date params

---
 example/lib/example_pages/date_page.dart      |  8 +++++-
 .../input_date_picker/date_picker.dart        | 25 +++++++++++++++----
 .../input_date_picker/input_date_picker.dart  | 10 ++++++++
 3 files changed, 37 insertions(+), 6 deletions(-)

diff --git a/example/lib/example_pages/date_page.dart b/example/lib/example_pages/date_page.dart
index 169e946..37ffacf 100644
--- a/example/lib/example_pages/date_page.dart
+++ b/example/lib/example_pages/date_page.dart
@@ -31,9 +31,15 @@ class _DatePageState extends State<DatePage> {
         Padding(
           padding: const EdgeInsets.fromLTRB(40, 0, 40, 40),
           child: FlutterFormInputDateTime(
-            inputType: FlutterFormDateTimeType.dateTime,
+            inputType: FlutterFormDateTimeType.range,
             dateFormat: DateFormat.yMd(),
             firstDate: DateTime.now(),
+            initialDateTimeRange: DateTimeRange(
+              start: DateTime.now(),
+              end: DateTime.now().add(
+                const Duration(days: 7),
+              ),
+            ),
             label: const Text("Date"),
             controller: widget.dateController,
           ),
diff --git a/lib/src/widgets/input/input_types/input_date_picker/date_picker.dart b/lib/src/widgets/input/input_types/input_date_picker/date_picker.dart
index f651353..e308ea3 100644
--- a/lib/src/widgets/input/input_types/input_date_picker/date_picker.dart
+++ b/lib/src/widgets/input/input_types/input_date_picker/date_picker.dart
@@ -19,6 +19,8 @@ class DateTimeInputField extends ConsumerStatefulWidget {
     required this.dateFormat,
     required this.firstDate,
     required this.lastDate,
+    this.initialDate,
+    this.initialDateTimeRange,
   }) : super(
           key: key,
         );
@@ -28,6 +30,8 @@ class DateTimeInputField extends ConsumerStatefulWidget {
   final bool showIcon;
   final DateTime? firstDate;
   final DateTime? lastDate;
+  final DateTime? initialDate;
+  final DateTimeRange? initialDateTimeRange;
   final IconData icon;
   final Widget? label;
   @override
@@ -37,6 +41,8 @@ class DateTimeInputField extends ConsumerStatefulWidget {
 class _DateInputFieldState extends ConsumerState<DateTimeInputField> {
   late final DateTime firstDate;
   late final DateTime lastDate;
+  late final DateTime initialDate;
+  late final DateTimeRange initialDateRange;
 
   @override
   void initState() {
@@ -48,6 +54,14 @@ class _DateInputFieldState extends ConsumerState<DateTimeInputField> {
         DateTime.now().add(
           const Duration(days: 1000),
         );
+    initialDate = widget.initialDate ?? DateTime.now();
+    initialDateRange = widget.initialDateTimeRange ??
+        DateTimeRange(
+          start: DateTime.now(),
+          end: DateTime.now().add(
+            const Duration(days: 7),
+          ),
+        );
 
     super.initState();
   }
@@ -62,8 +76,8 @@ class _DateInputFieldState extends ConsumerState<DateTimeInputField> {
       switch (inputType) {
         case FlutterFormDateTimeType.date:
           DateTime? unformatted = await showDatePicker(
+            initialDate: initialDate,
             context: context,
-            initialDate: DateTime.now(),
             firstDate: firstDate,
             lastDate: lastDate,
           );
@@ -85,10 +99,11 @@ class _DateInputFieldState extends ConsumerState<DateTimeInputField> {
           break;
         case FlutterFormDateTimeType.range:
           userInput = (await showDateRangePicker(
-            context: context,
-            firstDate: firstDate,
-            lastDate: lastDate,
-          ).then((value) {
+                      context: context,
+                      firstDate: firstDate,
+                      lastDate: lastDate,
+                      initialDateRange: initialDateRange)
+                  .then((value) {
             return value != null
                 ? '${widget.dateFormat.format(value.start)} - ${widget.dateFormat.format(value.end)}'
                 : '';
diff --git a/lib/src/widgets/input/input_types/input_date_picker/input_date_picker.dart b/lib/src/widgets/input/input_types/input_date_picker/input_date_picker.dart
index 304651a..c29d74c 100644
--- a/lib/src/widgets/input/input_types/input_date_picker/input_date_picker.dart
+++ b/lib/src/widgets/input/input_types/input_date_picker/input_date_picker.dart
@@ -27,6 +27,8 @@ class FlutterFormInputDateTime extends FlutterFormInputWidget {
     required this.dateFormat,
     this.firstDate,
     this.lastDate,
+    this.initialDate,
+    this.initialDateTimeRange,
     this.icon = Icons.calendar_today,
   }) : super(
           key: key,
@@ -36,6 +38,8 @@ class FlutterFormInputDateTime extends FlutterFormInputWidget {
   final bool showIcon;
   final FlutterFormDateTimeType inputType;
   final DateFormat dateFormat;
+  final DateTime? initialDate;
+  final DateTimeRange? initialDateTimeRange;
   final DateTime? firstDate;
   final DateTime? lastDate;
   final IconData icon;
@@ -52,6 +56,8 @@ class FlutterFormInputDateTime extends FlutterFormInputWidget {
       inputType: inputType,
       controller: controller,
       dateFormat: dateFormat,
+      initialDate: initialDate,
+      initialDateTimeRange: initialDateTimeRange,
     );
   }
 }
@@ -67,11 +73,15 @@ class FlutterFormInputDateTimeController
     this.value,
     this.checkPageTitle,
     this.checkPageDescription,
+    this.initialDate,
+    this.initialDateTimeRange,
     required this.dateTimeType,
     required this.dateFormat,
     this.onChanged,
   });
 
+  final DateTime? initialDate;
+  final DateTimeRange? initialDateTimeRange;
   final DateFormat dateFormat;
   final FlutterFormDateTimeType dateTimeType;