/*
 *  Bryan
 *  I'm a lemon!
 */

using System;
using System.ComponentModel;
using System.Linq;
using System.Windows.Forms;

namespace bryan_coffeeShop
{
    public partial class CoffeeShopForm : Form
    {
        /// <summary>
        /// coffeeFlavors, using bindinglists so they auto update
        /// </summary>
        private BindingList<string> coffeeFlavors = new BindingList<string>
        {
            "",
            "Espresso",
            "Latte",
            "Cappuccino",
            "Mocha",
            "Americana"
        };

        /// <summary>
        /// syrupFlavors, using bindinglists so they auto update
        /// </summary>
        private BindingList<string> syrupFlavors = new BindingList<string>
        {
            "Almond",
            "Amaretto",
            "Caramel",
            "Chocolate Milano",
            "Cinnamon"
        };

        // You wanted two arrays for prices, here you go.
        private double[] coffeeFlavorPrice = new double[] { 5.15 };
        private double[] syrupFlavorPrice = new double[] { 2.50 };

        /// <summary>
        /// Main initialize
        /// </summary>
        public CoffeeShopForm()
        {
            InitializeComponent();

            // Set up the data sources, since they are binding lists, they auto update!
            cb_CoffeeFlavors.DataSource = coffeeFlavors;
            list_SyrupFlavors.DataSource = syrupFlavors;

            // Unselect the listbox
            list_SyrupFlavors.SelectedIndex = -1;
        }

        /// <summary>
        /// Add flavor EH
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btn_AddFlavor_Click(object sender, EventArgs e)
        {
            // Make sure it's not empty and we don't already have this flavor
            if (!tb_AddFlavor.Text.Equals("") && !coffeeFlavors.Contains(tb_AddFlavor.Text, StringComparer.OrdinalIgnoreCase))
            {
                // Add the list
                coffeeFlavors.Add(tb_AddFlavor.Text);

                // Clear out the text
                tb_AddFlavor.Text = "";
            }
        }

        /// <summary>
        /// Remove flavor EH
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btn_RemoveFlavor_Click(object sender, EventArgs e)
        {
            if (!cb_CoffeeFlavors.Text.Equals(""))
                coffeeFlavors.Remove(cb_CoffeeFlavors.Text);
        }

        /// <summary>
        /// Menu item, exits application
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void smi_File_Exit_Click(object sender, EventArgs e)
        {
            Application.Exit();
        }

        /// <summary>
        /// Menu item, clear text? There was no specification of what exactly this is suppose to do
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void smi_File_Clear_Click(object sender, EventArgs e)
        {
            tb_AddFlavor.Text = "";
        }

        /// <summary>
        /// Display about form
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void smi_File_About_Click(object sender, EventArgs e)
        {
            Help helpForm = new Help();
            helpForm.Show();
        }

        /// <summary>
        /// Clear out all the flavors
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void smi_Coffee_Clear_Click(object sender, EventArgs e)
        {
            if (MessageBox.Show("Are you sure you want to clear all the flavors?", "Confirm Clear", MessageBoxButtons.YesNo) == DialogResult.Yes)
            {
                coffeeFlavors.Clear();
                MessageBox.Show("The coffee flavors have been cleared");
            }
        }

        /// <summary>
        /// Show the count of the flavors
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void smi_Coffee_Count_Click(object sender, EventArgs e)
        {
            MessageBox.Show($"The coffee flavors list contains {coffeeFlavors.Count} items");
        }

        /// <summary>
        /// Enable based on if the text is empty and the list doesn't contain the items
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tb_AddFlavor_KeyUp(object sender, KeyEventArgs e)
        {
            btn_AddFlavor.Enabled = (!tb_AddFlavor.Text.Equals("") && !coffeeFlavors.Contains(tb_AddFlavor.Text, StringComparer.OrdinalIgnoreCase));
        }

        /// <summary>
        /// Enables or disables the listbox and button. Also display the price for some reason?
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void cb_CoffeeFlavors_SelectedIndexChanged(object sender, EventArgs e)
        {
            btn_RemoveFlavor.Enabled = !cb_CoffeeFlavors.Text.Equals("");
            list_SyrupFlavors.Enabled = !cb_CoffeeFlavors.Text.Equals("");

            if (!cb_CoffeeFlavors.Text.Equals(""))
                MessageBox.Show($"Total Price: {coffeeFlavorPrice[0] + (syrupFlavorPrice[0] * (list_SyrupFlavors.SelectedItems.Count)):c}");
        }

        /// <summary>
        /// Display the updated price for some reason?
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void list_SyrupFlavors_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (!cb_CoffeeFlavors.Text.Equals(""))
                MessageBox.Show($"Total Price: {coffeeFlavorPrice[0] + (syrupFlavorPrice[0] * (list_SyrupFlavors.SelectedItems.Count)):c}");
        }
    }
}