From 4aea17277ac0e91561ee929964f42341388d859f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karol=20G=C3=B3rzy=C5=84ski?= <kargor8@st.amu.edu.pl>
Date: Sat, 5 Dec 2020 21:46:27 +0100
Subject: [PATCH] Added base interface and service

---
 .../Base/IServiceBase.cs                      | 19 +++++
 .../Base/ServiceBase.cs                       | 73 +++++++++++++++++++
 .../SessionCompanion.Services/Class1.cs       |  8 --
 3 files changed, 92 insertions(+), 8 deletions(-)
 create mode 100644 SessionCompanion/SessionCompanion.Services/Base/IServiceBase.cs
 create mode 100644 SessionCompanion/SessionCompanion.Services/Base/ServiceBase.cs
 delete mode 100644 SessionCompanion/SessionCompanion.Services/Class1.cs

diff --git a/SessionCompanion/SessionCompanion.Services/Base/IServiceBase.cs b/SessionCompanion/SessionCompanion.Services/Base/IServiceBase.cs
new file mode 100644
index 0000000..3c0cb53
--- /dev/null
+++ b/SessionCompanion/SessionCompanion.Services/Base/IServiceBase.cs
@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq.Expressions;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SessionCompanion.Services.Base
+{
+    public interface IServiceBase<TViewModel, TEntity> : IDisposable
+    {
+        IEnumerable<TViewModel> Get();
+        Task<TViewModel> Get(int id);
+        Task<IEnumerable<TEntity>> Get(Expression<Func<TEntity, bool>> expresssion);
+        Task Create(TViewModel viewModel);
+        Task Update(int id, TViewModel viewModel);
+        Task Delete(int id);
+        Task SaveAsync();
+    }
+}
diff --git a/SessionCompanion/SessionCompanion.Services/Base/ServiceBase.cs b/SessionCompanion/SessionCompanion.Services/Base/ServiceBase.cs
new file mode 100644
index 0000000..e32ab1f
--- /dev/null
+++ b/SessionCompanion/SessionCompanion.Services/Base/ServiceBase.cs
@@ -0,0 +1,73 @@
+using SessionCompanion.Database.Tables;
+using System;
+using System.Collections.Generic;
+using System.Text;
+using AutoMapper;
+using System.Threading.Tasks;
+using SessionCompanion.Database.Repositories.Base;
+using System.Linq.Expressions;
+using System.Linq;
+using Microsoft.EntityFrameworkCore;
+
+namespace SessionCompanion.Services.Base
+{
+    public class ServiceBase<TViewModel, TEntity> : IServiceBase<TViewModel, TEntity> where TEntity : BaseEntity
+    {
+        protected IMapper Mapper { get; private set; }
+        protected IRepository<TEntity> Repository { get; private set; }
+
+
+        public ServiceBase(IMapper mapper, IRepository<TEntity> repository)
+        {
+            Mapper = mapper;
+            Repository = repository;
+        }
+
+        public virtual IEnumerable<TViewModel> Get()
+        {
+            var models = Repository.Get();
+            return Mapper.Map<IEnumerable<TViewModel>>(models);
+        }
+
+        public virtual async Task<TViewModel> Get(int id)
+        {
+            var result = await Repository.Get(id);
+            return Mapper.Map<TViewModel>(result);
+        }
+
+        public virtual async Task<IEnumerable<TEntity>> Get(Expression<Func<TEntity, bool>> expression)
+        {
+            var result = await Repository.Get(expression).ToListAsync();
+            return result;
+        }
+
+        public virtual async Task Create(TViewModel viewModel)
+        {
+            var model = Mapper.Map<TEntity>(viewModel);
+            await Repository.Create(model);
+        }
+
+        public virtual async Task Update(int id, TViewModel viewModel)
+        {
+            var model = Mapper.Map<TEntity>(viewModel);
+            model.Id = id;
+            await Repository.Update(model);
+        }
+
+        public virtual async Task Delete(int id)
+        {
+            var model = await Repository.Get(id);
+            Repository.Delete(model);
+        }
+
+        public virtual async Task SaveAsync()
+        {
+            await Repository.Save();
+        }
+
+        public virtual void Dispose()
+        {
+            Repository.Dispose();
+        }
+    }
+}
diff --git a/SessionCompanion/SessionCompanion.Services/Class1.cs b/SessionCompanion/SessionCompanion.Services/Class1.cs
deleted file mode 100644
index 276ba2c..0000000
--- a/SessionCompanion/SessionCompanion.Services/Class1.cs
+++ /dev/null
@@ -1,8 +0,0 @@
-using System;
-
-namespace SessionCompanion.Services
-{
-    public class Class1
-    {
-    }
-}