using System;
using System.Windows.Forms;
using Syncfusion.Windows.Forms.Schedule;

namespace SchedulerApp
{
    public partial class Form1 : Form
    {
        private ScheduleControl scheduleControl1;
        
        public Form1()
        {
            InitializeComponent();
            InitializeScheduler();
        }
        
        private void InitializeScheduler()
        {
            // Create ScheduleControl
            scheduleControl1 = new ScheduleControl();
            scheduleControl1.Location = new Point(20, 20);
            scheduleControl1.Size = new Size(800, 600);
            
            // Set up data provider
            SimpleScheduleDataProvider data = new SimpleScheduleDataProvider();
            data.MasterList = new SimpleScheduleAppointmentList();
            data.FileName = "appointments.schedule";
            
            // Configure view and data binding
            scheduleControl1.ScheduleType = ScheduleViewType.Month;
            scheduleControl1.DataSource = data;
            
            // Add to form
            this.Controls.Add(scheduleControl1);
        }
    }
}

// Get the data provider
SimpleScheduleDataProvider dataProvider = scheduleControl1.DataSource as SimpleScheduleDataProvider;

// Create new appointment
IScheduleAppointment appointment = dataProvider.NewScheduleAppointment();
appointment.StartTime = DateTime.Now.AddHours(1);
appointment.EndTime = DateTime.Now.AddHours(2);
appointment.Subject = "Team Meeting";
appointment.Content = "Discuss project milestones";
appointment.LabelValue = 2; // Business category
appointment.ForeColor = Color.Blue;

// Add to data provider
dataProvider.AddItem(appointment);

// Save changes
dataProvider.CommitChanges();

// Cast to recurring data provider
IRecurringScheduleDataProvider recurringProvider = 
    scheduleControl1.DataSource as IRecurringScheduleDataProvider;

// Create recurring appointment
IScheduleAppointment app = recurringProvider.NewScheduleAppointment();
IRecurringScheduleAppointment recurringItem = app as IRecurringScheduleAppointment;

if (recurringItem != null)
{
    recurringItem.StartTime = new DateTime(2026, 03, 24, 9, 0, 0);
    recurringItem.EndTime = new DateTime(2026, 03, 24, 10, 0, 0);
    recurringItem.Subject = "Daily Standup";
    
    // Recurrence rule: Every weekday
    recurringItem.RecurrenceRule = "03/24/2026;06/30/2026;Every WEEKDAY";
    
    // Add recurring appointments
    recurringProvider.AddNewRecurringAppointments(recurringItem, new DateTime(2026, 12, 31));
}

// Switch to Day view
scheduleControl1.ScheduleType = ScheduleViewType.Day;

// Switch to Week view
scheduleControl1.ScheduleType = ScheduleViewType.Week;

// Switch to WorkWeek view (Monday-Friday)
scheduleControl1.ScheduleType = ScheduleViewType.WorkWeek;

// Switch to Month view
scheduleControl1.ScheduleType = ScheduleViewType.Month;

// Access appearance object
ScheduleAppearance appearance = scheduleControl1.Appearance;

// Customize colors
appearance.CaptionBackColor = Color.FromArgb(0, 114, 198);
appearance.PrimeTimeCellColor = Color.LightBlue;
appearance.NonPrimeTimeCellColor = Color.White;

// Set prime time hours (9 AM to 5 PM)
appearance.PrimeTimeStart = new TimeSpan(9, 0, 0);
appearance.PrimeTimeEnd = new TimeSpan(17, 0, 0);

// Apply Metro theme
appearance.VisualStyle = Syncfusion.Windows.Forms.GridVisualStyles.Metro;

// Customize navigation calendar
appearance.NavigationCalendarBackColor = Color.White;
appearance.NavigationCalendarSelectionColor = Color.Blue;
appearance.NavigationCalendarTodayColor = Color.Red;

// Enable touch mode for swipe, zoom, and pan gestures
scheduleControl1.EnableTouchMode = true;

// Users can now:
// - Swipe vertically to scroll in Day/WorkWeek views
// - Swipe horizontally to navigate previous/next
// - Zoom to change view types (like Outlook)

// Subscribe to ItemChanging event
scheduleControl1.ItemChanging += ScheduleControl1_ItemChanging;

private void ScheduleControl1_ItemChanging(object sender, ScheduleAppointmentCancelEventArgs e)
{
    if (e.Action == ItemAction.ItemDrag)
    {
        // Get drag context (Calendar or Schedule area)
        Console.WriteLine($"Dropped in: {e.ItemDragHitContext}");
        
        // Cancel drops to calendar area
        if (e.ItemDragHitContext == ItemDragHitContext.Calendar)
        {
            MessageBox.Show("Cannot drop appointments in calendar area");
            e.Cancel = true;
        }
    }
}