using CommunityToolkit.Mvvm.ComponentModel;
using OpenTap;
using OpenTap.Addin;
using System.Collections.ObjectModel;
using System.Windows;
using System.Windows.Controls;
using UILib;

namespace OpenTapEditor
{
    /// <summary>
    /// VariablesControl.xaml 的交互逻辑
    /// </summary>
    [ObservableObject]
    public partial class VariablesControl : UserControl
    {
        public event EventHandler SequenceChanged;

        public event EventHandler<TestStepList> selectedSequenceChanged;
        public event EventHandler<TestStepList> SelectedSequenceChanged
        {
            add
            {
                selectedSequenceChanged += value;
            }

            remove
            {
                selectedSequenceChanged -= value;
            }
        }

        [ObservableProperty]
        private ObservableCollection<TestVariable> variables; 
        
        [ObservableProperty]
        private ObservableCollection<TestStepList> sequences;

        [ObservableProperty]
        private TestStepList selectedSequence;

        private TestPlan plan;

        public VariablesControl()
        {
            DataContext = this;
            Variables = new ObservableCollection<TestVariable>() {
                new TestVariable(){
                    Name = "Locals",
                    Type = TestVariableType.Container
                },
                new TestVariable(){
                    Name = "FileGlobals",
                    Type = TestVariableType.Container
                },
                new TestVariable(){
                    Name = "StationGlobals",
                    Type = TestVariableType.Container,
                    Children = UIStationGlobalsManager.Instance.Datasource
                },
            };
            InitializeComponent();
        }

        public void SetPlan(TestPlan plan)
        {
            this.plan = plan;
            Variables[1].Children = plan.Variables;
            Sequences = plan.Sequences;
            SelectedSequence = Sequences[0];
            Variables[0].Children = SelectedSequence.Variables;
        }

        private void Button_Click(object sender, System.Windows.RoutedEventArgs e)
        {
            UIStationGlobalsManager.Instance.WriteToLocal(UIStationGlobalsManager.Instance.Datasource);
        }

        private void MenuItem_Click(object sender, System.Windows.RoutedEventArgs e)
        {
            Sequences.Add(new TestStepList { SequenceName = DateTime.Now.ToString("yyyyMMddHHmmssfff"), Parent = this.plan });
            SequenceChanged?.Invoke(this, new EventArgs());
        }

        private bool SequenceNamePreSubmit(object value, object source)
        {
            if (Sequences.FirstOrDefault(s => s.SequenceName == value.ToString() && s != source) != null)
            {
                MessageBox.Show("名称不能重复");
                return false;
            }
            return true;
        }

        private void SequenceNameSubmited(EditBox box, object oldValue, object newValue)
        {
            SequenceChanged?.Invoke(this, new EventArgs());
        }

        partial void OnSelectedSequenceChanged(TestStepList value)
        {
            Variables[0].Children = value.Variables;
            selectedSequenceChanged?.Invoke(this, value);
        }
    }
}