using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;

namespace Aitex.UI.RecipeEditor.View
{
    /// <summary>
    /// Interaction logic for RecipeInfoEditor.xaml
    /// </summary>
    public partial class RecipeInfoEditor : Window
    {
        public RecipeHead RecipeHead
        {
            get;
            set;
        }

        public RecipeInfoEditor()
        {
            InitializeComponent();

            //comboBox_PressureMode.Items.Add("TV");
            //comboBox_PressureMode.Items.Add("N2Flow");

            Loaded += new RoutedEventHandler(RecipeInfoEditor_Loaded);
        }

        int GetPinIndex(string pos)
        {
            switch(pos)
            {
                case "Up":
                    return 0;
                case "Down":
                    return 2;
                case "Middle":
                    return 1;
                default:
                    return -1;
            }
        }
        void RecipeInfoEditor_Loaded(object sender, RoutedEventArgs e)
        {
            DataContext = RecipeHead;
            if (RecipeHead == null)
            {
                pumpingPinState.SelectedIndex = -1;
                ventingPinState.SelectedIndex = -1;
            }
            else
            {
                pumpingPinState.SelectedIndex = GetPinIndex(RecipeHead.PumpingPinState);
                ventingPinState.SelectedIndex = GetPinIndex(RecipeHead.VentingPinState);
                pinDownPressure.Text = RecipeHead.PinDownPressure;
            }
        }

        private void Button_OK_Click(object sender, RoutedEventArgs e)
        {
            if (RecipeHead != null)
            {
                RecipeHead.Description = desc.Text;
                RecipeHead.BasePressure = basePressure.Text;
                RecipeHead.PumpDownLimit = pumpDownLimit.Text;
                RecipeHead.PurgeActive = (purgeActive.IsChecked.HasValue && purgeActive.IsChecked.Value) ? "true" : "false";
                RecipeHead.NotToPurgeOrVent = (notToPurgeOrVent.IsChecked.HasValue && notToPurgeOrVent.IsChecked.Value) ? "true" : "false";
                RecipeHead.SubstrateTemp = substrateTemp.Text;
                RecipeHead.PumpingPinState = ((ComboBoxItem)pumpingPinState.SelectedItem).Content.ToString();
                RecipeHead.VentingPinState = ((ComboBoxItem)ventingPinState.SelectedItem).Content.ToString();
                RecipeHead.PinDownPressure = pinDownPressure.Text;
            }
            Close();
        }

        private void Button_Cancel_Click(object sender, RoutedEventArgs e)
        {
            Close();
        }



        private void OnPreviewTextInput(object sender, TextCompositionEventArgs e)
        {
            e.Handled = !IsTextAllowed(e.Text);
        }

        private static bool IsTextAllowed(string text)
        {
            Regex regex = new Regex("[^0-9.-]+"); //regex that matches disallowed text
            return !regex.IsMatch(text);
        }
    }
}