using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.IO;
using System.Linq;
using System.Threading;
using System.Windows;
using System.Windows.Forms;
using System.Windows.Input;
using GummingCommon;
using GummingEntity;
using GummingSupport;
using GummingControl;
using System.Text;
using GummingBusiness;
using Newtonsoft.Json;
using GummingLine;

namespace Gumming
{
    public class FormulaCPViewModule : ViewModelBase
    {
        #region base parameters
        private int rows = 20;
        private int pagenumber = 1;
        public FormulaCPView View { get; set; }
        private bool IsConfirm;
        private bool isLoading;        
        #endregion

        #region constructor
        public FormulaCPViewModule()
        {
            View = new FormulaCPView();
            View.DataContext = this;

            InitializeCommands();
            InitializeParameters();
        }

        private void InitializeCommands()
        {
            AddStepCommand = new DelegateCommand(OnAddStepCommand);
            InsertStepCommand = new DelegateCommand(OnInsertStepCommand);
            DeleteStepCommand = new DelegateCommand(OnDeleteStepCommand);
            SaveStepCommand = new DelegateCommand(OnSaveStepCommand);
            AllowCommand = new DelegateCommand(OnAllowCommand);
            SelectStepCommand = new DelegateCommand(OnSelectStepCommand);
            CopyStepCommand = new DelegateCommand(OnCopyStepCommand);
            DisabledCommand = new DelegateCommand(OnDisabledCommand);
        }

        public override void InitializeParameters(object content = null)
        {
            IsConfirm = false;
            WindowTitle = "";
            AllowEdit = false;
            CreateBy = Global.CurrentUserCode;
            HardFormulaCPs = new ObservableCollection<HardFormulaCPEntity>();

            //默认追加六步空白步骤
            InitializeEmptyFormula(false);
        }
       
        ~FormulaCPViewModule()
        {
        }
        
        #endregion

        #region Binding Properties
        public string WindowTitle { get; private set; }
        
        private ObservableCollection<HardFormulaCPEntity> _HardFormulaCPs;
        public ObservableCollection<HardFormulaCPEntity> HardFormulaCPs
        {
            get
            {
                return _HardFormulaCPs;
            }
            set
            {
                _HardFormulaCPs = value;
                OnPropertyChanged("HardFormulaCPs");
            }
        }

        private HardFormulaCPEntity _SelectedStep;
        public HardFormulaCPEntity SelectedStep
        {
            get
            {
                return _SelectedStep;
            }
            set
            {
                _SelectedStep = value;
                OnPropertyChanged("SelectedStep");
            }
        }

        private string _FormulaName;
        public string FormulaName
        {
            get
            {
                return _FormulaName;
            }
            set
            {
                _FormulaName = value;
                OnPropertyChanged("FormulaName");
            }
        }
        private string _CreateBy;
        public string CreateBy
        {
            get
            {
                return _CreateBy;
            }
            set
            {
                _CreateBy = value;
                OnPropertyChanged("CreateBy");
            }
        }

        private HardStationType _SelectedFormulaType;
        public HardStationType SelectedFormulaType
        {
            get
            {
                return _SelectedFormulaType;
            }
            set
            {
                _SelectedFormulaType = value;
                OnPropertyChanged("SelectedFormulaType");
            }
        }

        private HardFormulaEntity _SelectedFormula;
        public HardFormulaEntity SelectedFormula
        {
            get
            {
                return _SelectedFormula;
            }
            set
            {
                _SelectedFormula = value;
                OnPropertyChanged("SelectedFormula");
            }
        }
        private bool _AllowEdit;
        public bool AllowEdit
        {
            get
            {
                return _AllowEdit;
            }
            set
            {
                _AllowEdit = value;
                OnPropertyChanged("AllowEdit");
            }
        }
        #endregion

        #region Binding Commands
        private ICommand _AddStepCommand;
        public ICommand AddStepCommand
        {
            get
            {
                return _AddStepCommand;
            }
            set
            {
                _AddStepCommand = value;
                OnPropertyChanged("AddStepCommand");
            }
        }
        private ICommand _DeleteStepCommand;
        public ICommand DeleteStepCommand
        {
            get
            {
                return _DeleteStepCommand;
            }
            set
            {
                _DeleteStepCommand = value;
                OnPropertyChanged("DeleteStepCommand");
            }
        }

        private ICommand _SaveStepCommand;
        public ICommand SaveStepCommand
        {
            get
            {
                return _SaveStepCommand;
            }
            set
            {
                _SaveStepCommand = value;
                OnPropertyChanged("SaveStepCommand");
            }
        }
        private ICommand _AllowCommand;
        public ICommand AllowCommand
        {
            get
            {
                return _AllowCommand;
            }
            set
            {
                _AllowCommand = value;
                OnPropertyChanged("AllowCommand");
            }
        }
        private ICommand _InsertStepCommand;
        public ICommand InsertStepCommand
        {
            get
            {
                return _InsertStepCommand;
            }
            set
            {
                _InsertStepCommand = value;
                OnPropertyChanged("InsertStepCommand");
            }
        }
        private ICommand _SelectStepCommand;
        public ICommand SelectStepCommand
        {
            get
            {
                return _SelectStepCommand;
            }
            set
            {
                _SelectStepCommand = value;
                OnPropertyChanged("SelectStepCommand");
            }
        }
        private ICommand _CopyStepCommand;
        public ICommand CopyStepCommand
        {
            get
            {
                return _CopyStepCommand;
            }
            set
            {
                _CopyStepCommand = value;
                OnPropertyChanged("CopyStepCommand");
            }
        }
        private ICommand _DisabledCommand;
        public ICommand DisabledCommand
        {
            get
            {
                return _DisabledCommand;
            }
            set
            {
                _DisabledCommand = value;
                OnPropertyChanged("DisabledCommand");
            }
        }
        #endregion

        #region Private Methods
        public void InitializeEmptyFormula(bool canEdit)
        {
            FormulaName = string.Empty;
            AllowEdit = canEdit;
            HardFormulaCPs.Clear();
            //默认追加六步空白步骤
            for (int i = 0; i < 6; i++)
            {
                HardFormulaCPEntity cp = new HardFormulaCPEntity();
                cp.StepIndex = i + 1;
                cp.Empty = false;
                cp.Copy = (HardFormulaCPEntity)cp.Clone();
                HardFormulaCPs.Add(cp);
            }
        }

        public void StartLoadTestItem(string formulaId)
        {
            try
            {
                isLoading = true;
                HardFormulaCPs = new ObservableCollection<HardFormulaCPEntity>();
                var record = HardFormulaCPDA.Load(new PagerEntity() { PageIndex = pagenumber, Rows = rows, Conditions = " and FormulaId='"+ formulaId + "' " });
                List<HardFormulaCPEntity> logs = (List<HardFormulaCPEntity>)record.rows;               
                View.Dispatcher.Invoke((Action)(() =>
                {
                    foreach (var s in logs)
                    {
                        s.Copy = (HardFormulaCPEntity)s.Clone();
                        HardFormulaCPs.Add(s);
                    }
                    OnPropertyChanged("HartFormulaCP");                   
                    isLoading = false;
                }));
            }
            catch (Exception ex)
            {
                LogService.WriteErrorLog(ex);
                ShowErrorBox("Error:" + ex.Message);
                return;
            }
            finally
            {
                CloseProgressView();
            }
        }

        private void OnAddStepCommand(Object sender)
        {
            if (HardFormulaCPs.Count == 20)
            {
                ShowMessageBox("步骤不能超过20条");
                return;
            }
            var cp = new HardFormulaCPEntity();
            cp.StepIndex =  HardFormulaCPs.Count + 1;
            cp.Empty = false;
            cp.Copy = (HardFormulaCPEntity)cp.Clone();
            HardFormulaCPs.Add(cp);
        }
        private void OnInsertStepCommand(Object sender)
        {
            if (HardFormulaCPs.Count == 20)
            {
                ShowMessageBox("步骤不能超过20条");
                return;
            }
            if (SelectedStep == null)
            {
                ShowMessageBox("请选择一个步骤再进行插入！");
                return;
            }
            int curIndex = HardFormulaCPs.IndexOf(SelectedStep);
            var cp = new HardFormulaCPEntity();
            cp.Empty = false;
            cp.Copy = (HardFormulaCPEntity)cp.Clone();
            HardFormulaCPs.Insert(curIndex, cp);
            for (int i = 0; i < HardFormulaCPs.Count; i++)
            {
                HardFormulaCPs[i].StepIndex = i + 1;
            }
        }

        private void OnDeleteStepCommand(Object sender)
        {
            if (SelectedStep == null)
            {
                ShowMessageBox("请选择一个步骤再进行删除！");
                return;
            }
            HardFormulaCPs.Remove(SelectedStep);
            for (int i = 0; i < HardFormulaCPs.Count; i++)
            {
                HardFormulaCPs[i].StepIndex = i + 1;
            }
        }
        public void OnSaveStepCommand(Object sender)
        {
            if (string.IsNullOrWhiteSpace(FormulaName))
            {
                ShowMessageBox("配方名称不能为空");
                return;
            }
            HardFormulaEntity hfe = new HardFormulaEntity();
            hfe.FormulaCode = FormulaName;
            hfe.FormulaName = FormulaName;
            hfe.CreateBy = Global.CurrentUserCode;
            hfe.StationCode = SelectedFormulaType.StationCode;
            hfe.StationName = SelectedFormulaType.StationName;
            hfe.StationType = (int)SelectedFormulaType.StationType;
            hfe.RecId = SelectedFormula?.RecId;
            hfe.RecId = HardFormulaDA.Save(hfe, HardFormulaCPs.ToList());
            hfe.CreateTime = DateTime.Now;
            SelectedFormula = hfe;
            AllowEdit = false;
            for (int i = 0; i < HardFormulaCPs.Count; i++)
            {
                HardFormulaCPs[i].Copy = (HardFormulaCPEntity)HardFormulaCPs[i].Clone();
            }
            AppEventAggregator.GetEventAggregator().GetEvent<FormulaChangedEvent>().Publish(new NotifyEventParameter() { NotifyType = CallbackType.Formula, NotifyContent = SelectedFormula });
        }

        private void OnAllowCommand(Object sender)
        {
            AllowEdit = true;
        }

        private void OnDisabledCommand(Object sender)
        {
            AllowEdit = false;
            StartLoadTestItem(SelectedFormula?.RecId);
        }

        private void OnSelectStepCommand(Object sender)
        {

        }

        private void OnCopyStepCommand(Object sender)
        {
            if (HardFormulaCPs.Count == 20)
            {
                ShowMessageBox("步骤不能超过20条");
                return;
            }
            if (SelectedStep == null)
            {
                ShowMessageBox("请选择一个步骤再进行拷贝！");
                return;
            }

            var cp = (HardFormulaCPEntity)SelectedStep.Clone();
            cp.Copy = (HardFormulaCPEntity)cp.Clone();
            HardFormulaCPs.Add(cp);
            for (int i = 0; i < HardFormulaCPs.Count; i++)
            {
                HardFormulaCPs[i].StepIndex = i + 1;
            }
        }
        #endregion
    }
}