设备的增删修查

AssetSystem/Adaptor/BaseAdaptor.cs

@@ -1,4 +1,5 @@
-using AssetSystem.Models;
+using AssetSystem.Library;
+using AssetSystem.Models;
 
 namespace AssetSystem.Adaptor
 {

AssetSystem/Adaptor/EquipmentAdaptor.cs

@@ -1,8 +1,13 @@
 using System;
 using System.Collections.Generic;
+using System.Data.Entity;
+using System.Data.Entity.Core.Objects.DataClasses;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using AssetSystem.Library;
+using AssetSystem.Models;
+using AssetSystem.Views;
 
 namespace AssetSystem.Adaptor
 {
@@ -12,6 +17,98 @@ public EquipmentAdaptor() :base()
         {
 
         }
-
+
+        /// <summary>
+        /// 添加一个设备
+        /// </summary>
+        /// <param name="title">设备的标题</param>
+        /// <param name="worth">设备的价格</param>
+        /// <param name="dateTime">设备的购买日期</param>
+        /// <param name="remark">备注</param>
+        /// <param name="equipmentTypeId">设备所属小类的Id</param>
+        /// <param name="adminId">当前管理员的Id</param>
+        /// <returns>
+        /// 0 : 输入的设备种类Id不合法,
+        /// 1 : 操作成功
+        /// </returns>
+        public int AddEquipment(string title,double worth,DateTime dateTime,string remark,int equipmentTypeId,int adminId)
+        {
+            var equipmentType = DbCtx.EquipmentTypes
+                .FirstOrDefault(et => et.Id == equipmentTypeId);
+            if (equipmentType == null || equipmentType.Type == 0)
+            {
+                return 0;
+            }
+            var admin = DbCtx.Admins
+                .FirstOrDefault(a => a.Id == adminId); //根据adminId得到admin，不能直接传进来admin给这个DbCtx用！！！
+            if (admin == null)
+            {
+                throw new MyException("此处需要有管理操作",-1);
+            }
+            string logicId = Util.GenerateIntId();
+            DbCtx.Equipments.Add(new Equipment()
+            {
+                LogicId = logicId,
+                Title = title,
+                Worth = worth,
+                PurchasingDate = dateTime,
+                Remark = remark,
+                State = 1,   //默认正常
+                EquipmentType = equipmentType,
+                User = null,
+                Admin = admin
+            });
+            DbCtx.SaveChanges();
+            return 1;
+        }
+
+        /// <summary>
+        /// 删除一个设备
+        /// </summary>
+        /// <param name="Id">设备的Id</param>
+        /// <returns>
+        /// 0 : 对应Id的设备不存在
+        /// 1 : 操作成功
+        /// </returns>
+        public int DeleteEquipment(int Id)
+        {
+            var equipment = DbCtx.Equipments
+                .FirstOrDefault(e => e.Id == Id);
+            if (equipment == null) //此Id不存在
+            {
+                return 0;  //返回0
+            }
+            DbCtx.Entry(equipment).State = EntityState.Deleted;
+            DbCtx.SaveChanges();
+            return 1;
+        }
+
+
+        /// <summary>
+        /// 根据Id返回对应设备
+        /// </summary>
+        /// <param name="Id"></param>
+        /// <returns>查找到的设备，可为空</returns>
+        public Equipment GetEquipmentById(int Id)
+        {
+            return DbCtx.Equipments
+                .FirstOrDefault(e => e.Id == Id);
+        }
+
+        public int UpdateEquipment(Equipment equipment)
+        {
+            DbCtx.Entry(equipment).State = EntityState.Modified;
+            DbCtx.SaveChanges();
+            return 1;
+        }
+
+        /// <summary>
+        /// 得到数据库中的所有的设备
+        /// </summary>
+        /// <returns>List型设备数据</returns>
+        public List<Equipment> GetAllEquipments()
+        {
+            return DbCtx.Equipments.ToList();
+        }
     }
 }

AssetSystem/Controllers/AdminController.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics.Eventing.Reader;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -12,6 +13,18 @@ namespace AssetSystem.Controllers
 {
     class AdminController : BaseController
     {
+        private static Admin _admin;
+
+        public void Login(Admin admin)
+        {
+            _admin = admin;
+        }
+
+        public Admin GetCurrentAdmin()
+        {
+            return _admin;
+        }
+
         public AdminController() : base()
         {
             AdminViews = AdminViews ?? new AdminViews();
@@ -21,6 +34,8 @@ public AdminController() : base()
         public AdminAdaptor AdminAdaptor;
         public AdminViews AdminViews;
 
+        //todo : 管理员存储放在这里还是崩溃
+
         //get Auth
         public void Auth()
         {
@@ -31,6 +46,7 @@ public void Auth()
                 AdminViews.ShowLoginError();
                 Auth();
             }
+            Login(admin);  //管理登录，上下文保存当前登录的管理员的信息
             Choose();
         }
 
@@ -39,7 +55,7 @@ public void Auth()
         /// </summary>
         public void Choose()
         {
-            int op = AdminViews.ShowChoose();
+            int op = AdminViews.ShowChoose(GetCurrentAdmin());
             switch (op)
             {
                 #region 调用设备种类Controller对设备种类进行管理
@@ -49,6 +65,7 @@ public void Choose()
                 #endregion
                 #region 调用设备Controller对设备进行管理
                 case (int)ChooseOptions.EquipmentCtrl:
+                    CtrlCtx.GetEquipmentController().EquipmentCtrl();
                     break;
                 #endregion
                 #region 调用用户Controller对用户进行管理

AssetSystem/Controllers/BaseController.cs

@@ -4,14 +4,16 @@
 using System.Security.Cryptography.X509Certificates;
 using System.Text;
 using System.Threading.Tasks;
+using AssetSystem.Library;
+using AssetSystem.Models;
 
 namespace AssetSystem.Controllers
 {
     class BaseController
     {
         public BaseController()
         {
-            CtrlCtx = CtrlCtx ?? new ControllerCtx(); //防止创建多个上下文对象造成内存泄漏
+            CtrlCtx = CtrlCtx ?? new ControllerCtx(); //todo 这里对象的潜拷贝有问题，无法复制_admin，而一元运算符=又不能重载
         }
 
         protected ControllerCtx CtrlCtx;

AssetSystem/Controllers/ControllerCtx.cs

@@ -3,6 +3,7 @@
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using AssetSystem.Models;
 
 namespace AssetSystem.Controllers
 {
@@ -12,8 +13,12 @@ public ControllerCtx()
         {
         }
 
+
+
         private AdminController _adminController;
         private EquipmentTypeController _equipmentTypeController;
+        private EquipmentController _equipmentController;
+        private UserController _userController;
 
         public AdminController GetAdminController()
         {
@@ -24,6 +29,16 @@ public EquipmentTypeController GetEquipmentTypeController()
         {
             return _equipmentTypeController ?? (_equipmentTypeController = new EquipmentTypeController());
         }
+
+        public EquipmentController GetEquipmentController()
+        {
+            return _equipmentController ?? (_equipmentController = new EquipmentController()); 
+        }
+
+        public UserController GetUserController()
+        {
+            return _userController ?? (_userController = new UserController());
+        }
     }
 
 }

AssetSystem/Controllers/Enum/EnumOperator.cs

@@ -6,11 +6,26 @@
 
 namespace AssetSystem.Controllers.Enum
 {
+    /// <summary>
+    /// 设备种类操作的enum
+    /// </summary>
     public enum EnumEquipmentTypeOperatorOptions
     {
         Add = 1,
         Delete = 2,
         PrintAll = 3,
         Exit = 4
     }
+
+    /// <summary>
+    /// 设备操作的enum
+    /// </summary>
+    public enum EnumEquipmentOpOptions
+    {
+        Add = 1,
+        Delete = 2,
+        Update = 3,
+        PrintAll = 4,
+        Exit = 5
+    }
 }

AssetSystem/Controllers/EquipmentController.cs

@@ -1,9 +1,14 @@
 using System;
 using System.Collections.Generic;
+using System.Data.Entity.Core.Metadata.Edm;
+using System.Data.Entity.Infrastructure.Interception;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using AssetSystem.Adaptor;
+using AssetSystem.Controllers.Enum;
+using AssetSystem.Library;
+using AssetSystem.Models;
 using AssetSystem.Views;
 
 namespace AssetSystem.Controllers
@@ -18,5 +23,110 @@ public EquipmentController() : base()
 
         public EquipmentViews EquipmentViews;
         public EquipmentAdaptor EquipmentAdaptor;
+
+        /// <summary>
+        /// 处理用户的对设备的操作并分发
+        /// </summary>
+        public void EquipmentCtrl()
+        {
+            int op = EquipmentViews.EquipmentCtrl();
+            switch (op)
+            {
+                case (int)EnumEquipmentOpOptions.Add: //添加一个设备
+                    AddEquipment();
+                    break;
+                case (int)EnumEquipmentOpOptions.Delete: //删除某一设备
+                    DeleteEquipment();
+                    break;
+                case (int)EnumEquipmentOpOptions.Update: //修改某一设备
+                    UpdateEquipment();
+                    break;
+                case (int)EnumEquipmentOpOptions.PrintAll: //打印所有设备数据
+                    PrintAllEquipment();
+                    break;
+                case (int)EnumEquipmentOpOptions.Exit:  //退出，函数返回
+                    return;
+                default:
+                    EquipmentViews.OperatorFail(); //打印操作失败
+                    break;
+            }
+            EquipmentCtrl(); //持续调用自身
+        }
+
+        /// <summary>
+        /// 添加一个设备
+        /// </summary>
+        protected void AddEquipment()
+        {
+            CtrlCtx
+                .GetEquipmentTypeController()
+                .PrintAllEquipmentType(); //调用设备种类Controller的公共方法打印所有的设备种类
+
+            Dictionary<int, string> dictionary = EquipmentViews.AddEquipement(); //调用view里面的添加设备方法得到用户输入
+            string title = dictionary[0];  //设备标题
+            double worth = Convert.ToDouble(dictionary[1]); //设备价格
+            DateTime dateTime = Util.StringToDateTime(dictionary[2]); //设备购买日期
+            string remark = dictionary[3]; //备注
+            int equipmentTypeId = Convert.ToInt32(dictionary[4]); //设备所属小类的Id
+            Admin admin = CtrlCtx.GetAdminController().GetCurrentAdmin();
+            int result = EquipmentAdaptor
+                .AddEquipment(title, worth, dateTime, remark, equipmentTypeId,
+                admin.Id); //调用数据库方法添加设备
+            if (result == 0) //因为设备种类Id不合法而失败
+            {
+                EquipmentViews.OperatorFail(); //打印失败
+            }else if (result == 1)  //操作成功
+            {
+                EquipmentViews.OperatorSuccess(); //打印成功
+            }
+            else
+            {
+                throw new MyException("不应有其他返回值",3);
+            }
+        }
+
+        /// <summary>
+        /// 删除一个设备
+        /// </summary>
+        protected void DeleteEquipment()
+        {
+            PrintAllEquipment(); //打印所有的设备列表
+            int Id = EquipmentViews.DeleteEquipment();
+            int result = EquipmentAdaptor.DeleteEquipment(Id);
+            if (result == 0)
+            {
+                EquipmentViews.OperatorFail();
+            }else if (result == 1)
+            {
+                EquipmentViews.OperatorSuccess();
+            }
+            else
+            {
+                throw new MyException("不应有其他的返回结果",0);
+            }
+        }
+
+        /// <summary>
+        /// 开始修改一个设备
+        /// </summary>
+        protected void UpdateEquipment()
+        {
+            PrintAllEquipment();
+            int Id = EquipmentViews.UpdateEquipment(); //调用视图获取用户要修改的设备的Id
+            Equipment equipment = EquipmentAdaptor.GetEquipmentById(Id); //通过Id得到设备
+            equipment = EquipmentViews.UpdateEquipementById(equipment); //调用视图获取用户的修改结果
+            int result = EquipmentAdaptor.UpdateEquipment(equipment); //更新设备
+            EquipmentViews.OperatorSuccess(); //显示操作成功
+        }
+
+
+        /// <summary>
+        /// 打印所有设备
+        /// </summary>
+        protected void PrintAllEquipment()
+        {
+            List<Equipment> equipments = EquipmentAdaptor.GetAllEquipments(); //得到所有的设备数据
+            EquipmentViews.PrintAllEquipments(equipments);
+        }
     }
 }

AssetSystem/Controllers/EquipmentTypeController.cs

@@ -109,7 +109,7 @@ protected void DeleteEquipmentType()
             }
         }
 
-        protected void PrintAllEquipmentType()
+        public void PrintAllEquipmentType()
         {
             EquipmentTypeViews
                 .PrintAllEquipmentType(EquipmentTypeAdaptor.GetAllEquipmentTypes());//打印所有的设备种类