updated libs, fixed transaction form

lib/pages/stats/widgets/global_total_chart.dart

@@ -29,7 +29,7 @@ class GlobalTotalChart extends StatelessWidget {
               lineTouchData: LineTouchData(
                 touchTooltipData: LineTouchTooltipData(
                   maxContentWidth: 100,
-                  tooltipBgColor: Theme.of(context).colorScheme.primaryContainer,
+                  getTooltipColor: (LineBarSpot _) => Theme.of(context).colorScheme.primaryContainer,
                   getTooltipItems: (touchedSpots) {
                     return touchedSpots.map((LineBarSpot touchedSpot) {
                       final textStyle = TextStyle(

lib/pages/stats/widgets/monthly_categories_total_chart.dart

@@ -94,7 +94,8 @@ class MonthlyCategoriesTotalChart extends StatelessWidget {
                   enabled: true,
                   handleBuiltInTouches: false,
                   touchTooltipData: BarTouchTooltipData(
-                    tooltipBgColor: Colors.transparent,
+                    // tooltipBgColor: Colors.transparent,
+                    getTooltipColor: (BarChartGroupData _) => Colors.transparent,
                     tooltipMargin: 0,
                     getTooltipItem:(group, groupIndex, rod, rodIndex) {
                       String value = NumberFormat("#00").format(rod.toY);

lib/pages/transactions/widgets/transaction_form.dart

@@ -37,8 +37,11 @@ class _TransactionDateInput extends StatelessWidget {
       builder: (context, state) => SizedBox(
         width: 500,
         child: TextFormField(
-          initialValue: DateFormat('dd-MM-yyyy', 'fr_FR').format(state.transactionDate.value ?? DateTime.now()),
           keyboardType: TextInputType.datetime,
+          readOnly: true,
+          controller: TextEditingController(
+            text: DateFormat('dd-MM-yyyy', 'fr_FR').format(state.transactionDate.value ?? DateTime.now()),
+          ),
           onTap: () {
             FocusScope.of(context).requestFocus(FocusNode());
             showDatePicker(