using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using BPA.Helper;
 
using System.Collections.ObjectModel;
using BPA.Helper;

namespace BPASmartClient.SmallBatchingSystem.ViewModels
{
    public class NewRecipeViewModel : BaseModel
    {
        public NewRecipeViewModel()
        {
            Json<ConfigInfoModel>.Data.SiloInfoModels.ToList()?.ForEach(item => { SileName.Add(item.SiloName); });
            ActionManage.GetInstance.Register(new Action<object>((o) =>
            {
                if (o != null && o is RecipeInfo tempRecipeInfo)
                {
                    RecipeName = tempRecipeInfo.RecipeName;
                    tempRecipeInfo.SiloInfoModels.ToList()?.ForEach(item =>
                    {
                        int tempIndex = Array.FindIndex(SileName.ToArray(), p => p == item.SiloName);
                        SiloInfos.Add(new RecipeRawMaterialInfo() { SiloName = item.SiloName, SiloWeight = item.SiloWeight, SelectIndex = tempIndex });
                    });
                    Index = Array.FindIndex(Json<ConfigInfoModel>.Data.Recipes.ToArray(), p => p.RecipeName == tempRecipeInfo.RecipeName);
                }
            }), "OpenNewRecipe", true);
            AddCommand = new BPARelayCommand(() => { SiloInfos.Add(new RecipeRawMaterialInfo()); });
            CancelCommand = new BPARelayCommand(() => { ActionManage.GetInstance.Send("NewRecipeViewModelClose"); });
            SaveCommand = new BPARelayCommand(() =>
            {
                if (Index >= 0 && Index < Json<ConfigInfoModel>.Data.OutletInfoModels.Count)
                {
                    var res = Array.FindIndex(Json<ConfigInfoModel>.Data.Recipes.ToArray(), p => p.RecipeName == RecipeName);
                    if (res >= 0 && res != Index)
                    {
                        ErrorInfo = "配方名称已经存在！";
                        return;
                    }

                    Json<ConfigInfoModel>.Data.Recipes.ElementAt(Index).RecipeName = RecipeName;
                    Json<ConfigInfoModel>.Data.Recipes.ElementAt(Index).SiloInfoModels.Clear();
                    SiloInfos.ToList()?.ForEach(item =>
                    {
                        Json<ConfigInfoModel>.Data.Recipes.ElementAt(Index).SiloInfoModels.Add(item);
                    });
                    Control.GetInstance.OperationLog($"{RecipeName} 编辑完成");
                }
                else
                {
                    var res = Json<ConfigInfoModel>.Data.Recipes.FirstOrDefault(p => p.RecipeName == RecipeName);
                    if (res != null)
                    {
                        ErrorInfo = "配方名称已经存在！";
                        return;
                    }

                    Json<ConfigInfoModel>.Data.Recipes.Add(new RecipeInfo()
                    {
                        RecipeName = RecipeName,
                        SiloInfoModels = SiloInfos
                    });
                    Control.GetInstance.OperationLog($"{RecipeName} 添加成功");
                }
                ActionManage.GetInstance.Send("NewRecipeViewModelClose");
            });

            RemoveCommand = new BPARelayCommand<object>((o) =>
            {
                if (!string.IsNullOrEmpty(o?.ToString()))
                {
                    var res = SiloInfos.FirstOrDefault(p => p.SiloName == o.ToString());
                    if (res != null) SiloInfos.Remove(res);
                }
            });
        }

        public string RecipeName { get { return _mRecipeName; } set { _mRecipeName = value; OnPropertyChanged(); } }
        private string _mRecipeName;

        public ObservableCollection<RecipeRawMaterialInfo> SiloInfos { get; set; } = new ObservableCollection<RecipeRawMaterialInfo>();

        public ObservableCollection<string> SileName { get; set; } = new ObservableCollection<string>();

    }
}