create MIHCalendar widget

Frontend/patient_manager/lib/mih_components/mih_calendar.dart

@@ -0,0 +1,89 @@
+import 'package:flutter/material.dart';
+import 'package:patient_manager/main.dart';
+import 'package:table_calendar/table_calendar.dart';
+
+class MIHCalendar extends StatefulWidget {
+  final double calendarWidth;
+  final double rowHeight;
+  const MIHCalendar({
+    super.key,
+    required this.calendarWidth,
+    required this.rowHeight,
+  });
+
+  @override
+  State<MIHCalendar> createState() => _MIHCalendarState();
+}
+
+class _MIHCalendarState extends State<MIHCalendar> {
+  DateTime selectedDay = DateTime.now();
+  CalendarFormat _calendarFormat = CalendarFormat.week;
+
+  void onDaySelected(DateTime day, DateTime focusedDay) {
+    setState(() {
+      selectedDay = day;
+    });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return SizedBox(
+      width: widget.calendarWidth,
+      child: TableCalendar(
+        headerStyle: HeaderStyle(
+          formatButtonDecoration: BoxDecoration(
+            border: Border.fromBorderSide(
+              BorderSide(
+                color: MzanziInnovationHub.of(context)!.theme.secondaryColor(),
+              ),
+            ),
+            borderRadius: const BorderRadius.all(
+              Radius.circular(12.0),
+            ),
+          ),
+          // formatButtonTextStyle:
+        ),
+        rowHeight: widget.rowHeight,
+        focusedDay: selectedDay,
+        firstDay: DateTime.utc(2024, 1, 1),
+        lastDay: DateTime.utc(2099, 1, 1),
+        onDaySelected: onDaySelected,
+        selectedDayPredicate: (day) => isSameDay(day, selectedDay),
+        calendarFormat: _calendarFormat,
+        onFormatChanged: (format) {
+          setState(() {
+            _calendarFormat = format;
+          });
+        },
+        calendarStyle: CalendarStyle(
+          outsideDaysVisible: false,
+          todayTextStyle: TextStyle(
+            color: MzanziInnovationHub.of(context)!.theme.primaryColor(),
+          ),
+          todayDecoration: BoxDecoration(
+            color: MzanziInnovationHub.of(context)!.theme.messageTextColor(),
+            shape: BoxShape.circle,
+          ),
+          selectedTextStyle: TextStyle(
+            color: MzanziInnovationHub.of(context)!.theme.primaryColor(),
+          ),
+          selectedDecoration: BoxDecoration(
+            color: MzanziInnovationHub.of(context)!.theme.secondaryColor(),
+            shape: BoxShape.circle,
+          ),
+          weekendTextStyle: TextStyle(
+            color: MzanziInnovationHub.of(context)!.theme.messageTextColor(),
+          ),
+        ),
+        daysOfWeekStyle: DaysOfWeekStyle(
+          weekdayStyle: TextStyle(
+            color: MzanziInnovationHub.of(context)!.theme.secondaryColor(),
+          ),
+          weekendStyle: TextStyle(
+            color: MzanziInnovationHub.of(context)!.theme.messageTextColor(),
+          ),
+        ),
+      ),
+    );
+  }
+}