Create calendar.py

calendar.py

@@ -0,0 +1,69 @@
+import json
+import datetime
+
+class Calendar:
+    def __init__(self, filename="calendar_data.json"):
+        self.filename = filename
+        self.reminders = self.load_calendar()
+        self.current_date = datetime.date.today()
+
+    def load_calendar(self):
+        """Load reminders from a file."""
+        try:
+            with open(self.filename, "r") as file:
+                return json.load(file)
+        except (FileNotFoundError, json.JSONDecodeError):
+            return {}
+
+    def save_calendar(self):
+        """Save reminders to a file."""
+        with open(self.filename, "w") as file:
+            json.dump(self.reminders, file, indent=4)
+
+    def add_reminder(self, date, reminder):
+        """Add a reminder for a specific date."""
+        if date not in self.reminders:
+            self.reminders[date] = []
+        self.reminders[date].append(reminder)
+        self.save_calendar()
+        print(f"Reminder added for {date}: {reminder}")
+
+    def show_reminders(self, date):
+        """Show reminders for a specific date."""
+        if date in self.reminders:
+            print(f"Reminders for {date}:")
+            for i, reminder in enumerate(self.reminders[date], 1):
+                print(f"{i}. {reminder}")
+        else:
+            print(f"No reminders for {date}.")
+
+    def browse_calendar(self, days):
+        """Move forward or backward in the calendar by a given number of days."""
+        self.current_date += datetime.timedelta(days=days)
+        print(f"Current date: {self.current_date}")
+        self.show_reminders(str(self.current_date))
+
+if __name__ == "__main__":
+    calendar = Calendar()
+    while True:
+        print("\nCalendar Menu:")
+        print("1. Add Reminder")
+        print("2. Show Reminders")
+        print("3. Browse Calendar")
+        print("4. Exit")
+        choice = input("Choose an option: ")
+        
+        if choice == "1":
+            date = input("Enter date (YYYY-MM-DD): ")
+            reminder = input("Enter reminder: ")
+            calendar.add_reminder(date, reminder)
+        elif choice == "2":
+            date = input("Enter date (YYYY-MM-DD): ")
+            calendar.show_reminders(date)
+        elif choice == "3":
+            days = int(input("Enter number of days to move (positive for forward, negative for backward): "))
+            calendar.browse_calendar(days)
+        elif choice == "4":
+            break
+        else:
+            print("Invalid option. Please try again.")