using BPASmart.Model;
using BPASmart.RecipeManagement.Globle;
using BPASmartClient.Helper;
using Microsoft.Toolkit.Mvvm.ComponentModel;
using Microsoft.Toolkit.Mvvm.Input;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace BPASmart.RecipeManagement.ViewModel
{
    public class MaterialConfigureViewModel : ObservableObject
    {
        public ObservableCollection<Property> currentProperty { get; set; } = new ObservableCollection<Property>();

        public string MaterialName { get { return _materialName; } set { _materialName = value; OnPropertyChanged(); } }
        private string _materialName;

        public ObservableCollection<MaterialType> MaterialTypes { get; set; } = new ObservableCollection<MaterialType>();

        public MaterialType MaterialType { get { return _materialType; } set { _materialType = value; OnPropertyChanged(); } }
        private MaterialType _materialType = 0;

        public string MaterialPosion { get { return _materialPosion; } set { _materialPosion = value; OnPropertyChanged(); } }
        private string _materialPosion;

        public string ErrorMessage { get { return _errorMessage; } set { _errorMessage = value; OnPropertyChanged(); } }
        private string _errorMessage;

        public RelayCommand SaveCommand { get; set; }


        private void AddMaterials()
        {
            Json<LocalMaterails>.Data.locaMaterails.Add(new RecipeMaterials
            {
                ID = Guid.NewGuid().ToString(),
                Name = MaterialName,
                MaterialType = MaterialType,
                MaterialPosion = MaterialPosion,
                PropertyCollections = currentProperty,
            });
        }

        public MaterialConfigureViewModel()
        {
            foreach (Property item in Json<LocalMaterails>.Data.PorpertyCollections)
            {
                currentProperty.Add(new Property
                {
                    PropertyName = item.PropertyName,
                    PropertyId = item.PropertyId,
                    _propertyDsecription = item._propertyDsecription
                });
            }
            if (GlobleData.ChangeMaterail != null)
            {
                MaterialName = GlobleData.ChangeMaterail.Name;
                MaterialType = GlobleData.ChangeMaterail.MaterialType;
                MaterialPosion = GlobleData.ChangeMaterail.MaterialPosion;
                foreach (var item in currentProperty)
                {
                    var res = GlobleData.ChangeMaterail.PropertyCollections.FirstOrDefault(p => p.PropertyId == item.PropertyId);
                    if (res != null)
                    {
                        item.PropertyValue = res.PropertyValue;
                    }

                }
            }

            foreach (MaterialType item in Enum.GetValues(typeof(MaterialType)))
            {
                MaterialTypes.Add(item);
            }




            SaveCommand = new RelayCommand(() =>
            {
                if (MaterialName == null)
                {
                    ErrorMessage = "原料名称不能为空";
                    return;
                }
                if (GlobleData.ChangeMaterail != null)//编辑原料
                {
                    var res = Json<LocalMaterails>.Data.locaMaterails.FirstOrDefault(p => p.ID == GlobleData.ChangeMaterail.ID);
                    if (res != null)
                    {
                        if (MaterialName != res.Name)//修改了原料名称
                        {
                            if (Json<LocalMaterails>.Data.locaMaterails.FirstOrDefault(p => p.Name == MaterialName) != null)
                            {
                                ErrorMessage = "原料名称已存在";
                                return;
                            }
                        }
                        if (MaterialPosion != res.MaterialPosion)//修改了原料位置
                        {
                            if (Json<LocalMaterails>.Data.locaMaterails.FirstOrDefault(p => p.MaterialPosion == MaterialPosion) != null)
                            {
                                ErrorMessage = "原料位置重复";
                                return;
                            }
                        }
                        res.Name = MaterialName;
                        res.MaterialType = MaterialType;
                        res.MaterialPosion = MaterialPosion;
                        res.PropertyCollections = currentProperty;
                    }
                }
                else //添加新原料
                {
                    if (Json<LocalMaterails>.Data.locaMaterails != null)
                    {
                        var res = Json<LocalMaterails>.Data.locaMaterails.FirstOrDefault(p => p.Name == MaterialName);
                        if (res != null)
                        {
                            ErrorMessage = "原料名称已存在";
                            return;
                        }
                        var item = Json<LocalMaterails>.Data.locaMaterails.FirstOrDefault(p => p.MaterialPosion == MaterialPosion);
                        if (item != null)
                        {
                            ErrorMessage = "原料位置重复";
                        }
                        AddMaterials();
                    }
                    else
                    {
                        AddMaterials();
                    }
                }
                Json<LocalMaterails>.Save();
                ActionManage.GetInstance.Send("CloseMaterialConfigureView");
            });
        }
    }
}