from src.caldav_client import CalDAVClient
from datetime import datetime, timedelta
import os

def test_client():
    print("Testing CalDAV Client...")
    try:
        client = CalDAVClient()
        print("Client initialized.")
        
        print("\nListing Calendars:")
        calendars = client.list_calendars()
        for c in calendars:
            print(f"- {c['name']} ({c['url']})")
        
        if not calendars:
            print("No calendars found.")
            return

        test_calendar = calendars[0]['name']
        print(f"\nUsing calendar: {test_calendar}")

        print("\nCreating Test Event...")
        start = datetime.now()
        end = start + timedelta(hours=1)
        uid = client.create_event(test_calendar, "MCP Test Event", start, end, "This is a test event created by MCP")
        print(f"Event created with UID: {uid}")

        print("\nListing Events (Verification):")
        events = client.list_events(test_calendar)
        found = False
        for e in events:
            if e['uid'] == uid:
                print(f"Found event: {e['summary']} - {e['start']}")
                found = True
                break
        
        if found:
            print("\nUpdating Event...")
            new_summary = "MCP Test Event (Updated)"
            client.update_event(test_calendar, uid, summary=new_summary)
            print("Event updated.")
            
            print("\nListing ALL Events (Global Filter Test):")
            all_events = client.list_events() # No calendar name provided
            global_found = False
            for e in all_events:
                if e['uid'] == uid:
                    print(f"Found event in global list: {e['summary']} (Calendar: {e['calendar']})")
                    global_found = True
                    break
            if not global_found:
                 print("Error: Created event not found in global list.")

            print("\nDeleting Event...")
            client.delete_event(test_calendar, uid)
            print("Event deleted.")
        else:
            print("Error: Created event not found in list.")

    except Exception as e:
        print(f"Test failed: {e}")

if __name__ == "__main__":
    test_client()