BPASmartClient/BPASmart.RecipeManagement/ViewModel/MaterialConfigureViewModel.cs

using BPASmart.Model.配方;
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 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; }

        public MaterialConfigureViewModel()
        {
            if(GlobleData.ChangeMaterail != null)
            {
                MaterialName = GlobleData.ChangeMaterail.Name;
                MaterialType = GlobleData.ChangeMaterail.MaterialType;
                MaterialPosion = GlobleData.ChangeMaterail.MaterialPosion;
            }

            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) 
                    {
                        res.Name = MaterialName;
                        res.MaterialType = MaterialType;
                        res.MaterialPosion = MaterialPosion;
                        Json<LocalMaterails>.Save();
                        ErrorMessage = "保存成功";
                    }
                }
                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;
                        }
                        Json<LocalMaterails>.Data.locaMaterails.Add(new RecipeMaterials
                        {
                            ID = Guid.NewGuid().ToString(),
                            Name = MaterialName,
                            MaterialType = MaterialType,
                            MaterialPosion = MaterialPosion 
                        });
                        Json<LocalMaterails>.Save();
                        ErrorMessage = "保存成功";
                    }
                    else
                    {
                        Json<LocalMaterails>.Data.locaMaterails.Add(new RecipeMaterials
                        {
                            ID = Guid.NewGuid().ToString(),
                            Name = MaterialName,
                            MaterialType = MaterialType,
                            MaterialPosion = MaterialPosion
                        });
                        Json<LocalMaterails>.Save();
                        ErrorMessage = "保存成功";
                    }
                   
                }
            });
        }
    }
}