using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Windows.Forms;

using BillsPresentation;

using BillsDomain;



[assembly: CLSCompliant(true)]

namespace Bills

{

    /// <summary>

    /// Interaction logic for FormPaymentReminder

    /// </summary>

    public partial class FormPaymentReminder : Form, IPaymentReminderView

    {

        /// <summary>

        /// Occurs when the delete button is clicked.

        /// </summary>

        public event EventHandler DeleteClicked;



        /// <summary>

        /// Occurs when the an item used to calculate the projected balance is changed.

        /// </summary>

        public event EventHandler ProjectedBalanceItemsChanged;



        /// <summary>

        /// The form for adding and editing payments

        /// </summary>

        private FormAddPayment addPaymentForm;



        /// <summary>

        /// This form's presenter

        /// </summary>

        private PaymentReminderPresenter presenter;



        /// <summary>

        /// Initializes a new instance of the <see cref="FormPaymentReminder"/> class.

        /// </summary>

        public FormPaymentReminder()

        {

            InitializeComponent();

            this.presenter = new PaymentReminderPresenter(this, new ScheduledPaymentController());

        }



        /// <summary>

        /// Handles the Click event of the buttonAddPayment control.

        /// </summary>

        /// <param name="sender">The source of the event.</param>

        /// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>

        private void buttonAddPayment_Click(object sender, EventArgs e)

        {

            if (addPaymentForm == null)

                addPaymentForm = new FormAddPayment(this.presenter.Controller);



            addPaymentForm.AddMode = true;

            addPaymentForm.ShowDialog(this);

        }

        

        #region IPaymentReminderView Members



        /// <summary>

        /// Gets or sets the list of upcoming payments.

        /// </summary>

        /// <value>The upcoming payments.</value>

        public UpcomingPaymentsCollection UpcomingPayments

        {

            get { return this.bindingSourcePaymentsWithDates.DataSource as UpcomingPaymentsCollection; }

            set

            {

                this.bindingSourcePaymentsWithDates.DataSource = value;

                //this.dataGridViewUpcomingPayments.DataSource = null;

                this.dataGridViewUpcomingPayments.DataSource = this.bindingSourcePaymentsWithDates;

            }

        }



        /// <summary>

        /// Gets or sets the first date to consider when generating the upcoming payment list and the projected balance.

        /// </summary>

        /// <value>As of day.</value>

        public DateTime AsOfDay

        {

            get { return this.dateTimePickerAsOfDay.Value; }

            set { this.dateTimePickerAsOfDay.Value = value; }

        }



        /// <summary>

        /// Gets or sets the list of days and their balances.

        /// </summary>

        /// <value>The days and balances.</value>

        public BindingList<CalendarDay> DaysAndBalances

        {

            get { return this.bindingSourceCalendarDays.DataSource as BindingList<CalendarDay>; }

            set

            {

                this.bindingSourceCalendarDays.DataSource = value;

                this.chartBalance.DataBind();

            }

        }



        #endregion



        /// <summary>

        /// Handles the ValueChanged event of the dateTimePickerAsOfDay control.

        /// </summary>

        /// <param name="sender">The source of the event.</param>

        /// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>

        private void dateTimePickerAsOfDay_ValueChanged(object sender, EventArgs e)

        {

            if (this.AsOfDateChanged != null)

            {

                this.AsOfDateChanged(sender, e);

            }

        }



        #region IPaymentReminderView Members





        /// <summary>

        /// Occurs when the as of date is changed.

        /// </summary>

        public event EventHandler AsOfDateChanged;



        /// <summary>

        /// Occurs when a scheduled payment is changed or added.

        /// </summary>

        public event EventHandler<ScheduledPaymentChangedEventArgs> ScheduledPaymentChanged;



        /// <summary>

        /// Occurs when the window is closed.

        /// </summary>

        public event EventHandler FormClose;



        #endregion



        /// <summary>

        /// Handles the FormClosing event of the FormPaymentReminder control.

        /// </summary>

        /// <param name="sender">The source of the event.</param>

        /// <param name="e">The <see cref="System.Windows.Forms.FormClosingEventArgs"/> instance containing the event data.</param>

        private void FormPaymentReminder_FormClosing(object sender, FormClosingEventArgs e)

        {

            if (this.FormClose != null)

            {

                this.FormClose(sender, EventArgs.Empty);

            }

        }



        /// <summary>

        /// Handles the Click event of the buttonEditPayment control.

        /// </summary>

        /// <param name="sender">The source of the event.</param>

        /// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>

        private void buttonEditPayment_Click(object sender, EventArgs e)

        {

            //TODO: Make selected item a view property

            PaymentWithDate selectedRow = this.dataGridViewUpcomingPayments.SelectedRows[0].DataBoundItem as PaymentWithDate;

            //BillsDataSet.UpcomingPaymentRow selectedUpcomingPaymentRow = selectedRow.Row as BillsDataSet.UpcomingPaymentRow;

            if (this.ScheduledPaymentChanged != null)

            {

                this.ScheduledPaymentChanged(sender, new ScheduledPaymentChangedEventArgs() { SelectedPayment = selectedRow });

            }



            if (addPaymentForm == null)

                addPaymentForm = new FormAddPayment(this.presenter.Controller);



            addPaymentForm.AddMode = false;

            addPaymentForm.ShowDialog(this);

        }



        /// <summary>

        /// Handles the DoubleClick event of the dataGridViewUpcomingPayments control.

        /// </summary>

        /// <param name="sender">The source of the event.</param>

        /// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>

        private void dataGridViewUpcomingPayments_DoubleClick(object sender, EventArgs e)

        {

            //TODO: Make selected item a view property

            //TODO: Refactor this code into another method

            PaymentWithDate r = this.dataGridViewUpcomingPayments.SelectedRows[0].DataBoundItem as PaymentWithDate;

            if (this.ScheduledPaymentChanged != null)

            {

                this.ScheduledPaymentChanged(sender, new ScheduledPaymentChangedEventArgs() { SelectedPayment = r });

            }



            if (addPaymentForm == null)

                addPaymentForm = new FormAddPayment(this.presenter.Controller);



            addPaymentForm.AddMode = false;

            addPaymentForm.ShowDialog(this);

        }



        /// <summary>

        /// Handles the Click event of the buttonDeletePayment control.

        /// </summary>

        /// <param name="sender">The source of the event.</param>

        /// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>

        private void buttonDeletePayment_Click(object sender, EventArgs e)

        {

            PaymentWithDate r = this.dataGridViewUpcomingPayments.SelectedRows[0].DataBoundItem as PaymentWithDate;

            if (this.ScheduledPaymentChanged != null)

            {

                this.ScheduledPaymentChanged(sender, new ScheduledPaymentChangedEventArgs() { SelectedPayment = r });

            }



            if (this.DeleteClicked != null)

            {

                this.DeleteClicked(sender, e);

            }

        }



        /// <summary>

        /// Handles the TextChanged event of the textBoxCurrentBalance control.

        /// </summary>

        /// <param name="sender">The source of the event.</param>

        /// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>

        private void textBoxCurrentBalance_TextChanged(object sender, EventArgs e)

        {

            if (this.ProjectedBalanceItemsChanged != null)

            {

                this.ProjectedBalanceItemsChanged(sender, e);

            }

        }



        /// <summary>

        /// Handles the ValueChanged event of the dateTimePickerProjectDate control.

        /// </summary>

        /// <param name="sender">The source of the event.</param>

        /// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>

        private void dateTimePickerProjectDate_ValueChanged(object sender, EventArgs e)

        {

            if (this.ProjectedBalanceItemsChanged != null)

            {

                this.ProjectedBalanceItemsChanged(sender, e);

            }

        }



        #region IPaymentReminderView Members





        /// <summary>

        /// Gets the current balance.

        /// </summary>

        /// <value>The current balance.</value>

        public decimal? CurrentBalance

        {

            get

            {

                decimal? result;

                decimal nonNullResult;

                if (!decimal.TryParse(this.textBoxCurrentBalance.Text, out nonNullResult))

                {

                    result = null;

                }

                else

                {

                    result = nonNullResult;

                }



                return result;

            }

        }



        /// <summary>

        /// Gets or sets the projected balance.

        /// </summary>

        /// <value>The projected balance.</value>

        public string ProjectedBalance

        {

            get { return this.labelProjectedBalance.Text; }

            set { this.labelProjectedBalance.Text = value; }

        }



        /// <summary>

        /// Gets the date for balance projection.

        /// </summary>

        /// <value>The date for projection.</value>

        public DateTime DateForProjection

        {

            get { return this.dateTimePickerProjectDate.Value; }

            set { this.dateTimePickerProjectDate.Value = value; }

        }



        #endregion



        #region IPaymentReminderView Members





        /// <summary>

        /// Gets or sets the list of dates with payments.

        /// </summary>

        /// <value>The dates with payments.</value>

        public BindingList<CalendarDay> DatesWithPayments

        {

            get { throw new NotImplementedException(); }

            set

            {

                if (value != null)

                {

                    List<DateTime> datesWithPayments = new List<DateTime>();

                    foreach (CalendarDay item in value)

                    {

                        datesWithPayments.Add(item.Date);

                    }



                    this.monthCalendarImportantDates.BoldedDates = datesWithPayments.ToArray();

                }

            }

        }



        /// <summary>

        /// Occurs when a specific date on the calendar of days with payments is selected.

        /// </summary>

        public event EventHandler<DateSelectedEventArgs> SpecificDateSelected;



        #endregion



        /// <summary>

        /// Handles the DateSelected event of the monthCalendarImportantDates control.

        /// </summary>

        /// <param name="sender">The source of the event.</param>

        /// <param name="e">The <see cref="System.Windows.Forms.DateRangeEventArgs"/> instance containing the event data.</param>

        private void monthCalendarImportantDates_DateSelected(object sender, DateRangeEventArgs e)

        {

            if (this.SpecificDateSelected != null)

            {

                this.SpecificDateSelected(sender, new DateSelectedEventArgs() { SelectedDate = e.Start });

            }

        }



        #region IPaymentReminderView Members



        /// <summary>

        /// Gets or sets the day on calendar.

        /// </summary>

        /// <value>The day on calendar.</value>

        public DateTime DayOnCalendar

        {

            get { return this.monthCalendarImportantDates.SelectionStart; }

            set { this.monthCalendarImportantDates.SelectionRange = new SelectionRange(value, value); }

        }



        /// <summary>

        /// Gets or sets the list of payments for a specific day.

        /// </summary>

        /// <value>The payments for A day.</value>

        public IList<Payment> PaymentsForADay

        {

            get { return this.bindingSourcePayments.DataSource as IList<Payment>; }

            set

            {

                this.bindingSourcePayments.DataSource = value;

                this.dataGridViewPaymentsOnADay.DataSource = null;

                this.dataGridViewPaymentsOnADay.DataSource = this.bindingSourcePayments;

            }

        }



        #endregion

    }

}