From 27df19201ae13a4843980386bc9f9a0c1eea5315 Mon Sep 17 00:00:00 2001
From: mfnefd <danilabal1119@gmail.com>
Date: Tue, 26 Nov 2024 20:56:22 +0400
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---
 back/Contracts/DTOs/ChangeRecordDto.cs            | 10 ++++++++++
 back/Contracts/Mappers/ChangeRecordMapper.cs      | 15 +++++++++++++++
 back/Contracts/Repositories/IChangeRecordRepo.cs  | 13 +++++++++++++
 back/Contracts/SearchModels/ChangeRecordSearch.cs |  9 +++++++++
 back/Contracts/Services/IChangeRecordService.cs   | 13 +++++++++++++
 .../Contracts/ViewModels/ChangeRecordViewModel.cs |  8 ++++++++
 6 files changed, 68 insertions(+)
 create mode 100644 back/Contracts/DTOs/ChangeRecordDto.cs
 create mode 100644 back/Contracts/Mappers/ChangeRecordMapper.cs
 create mode 100644 back/Contracts/Repositories/IChangeRecordRepo.cs
 create mode 100644 back/Contracts/SearchModels/ChangeRecordSearch.cs
 create mode 100644 back/Contracts/Services/IChangeRecordService.cs
 create mode 100644 back/Contracts/ViewModels/ChangeRecordViewModel.cs

diff --git a/back/Contracts/DTOs/ChangeRecordDto.cs b/back/Contracts/DTOs/ChangeRecordDto.cs
new file mode 100644
index 0000000..9950fb9
--- /dev/null
+++ b/back/Contracts/DTOs/ChangeRecordDto.cs
@@ -0,0 +1,10 @@
+namespace Contracts.DTO;
+
+public interface ChangeRecordDto
+{
+    public Guid Id { get; set; }
+    public Guid UserId { get; set; }
+    public Guid SpendingGroupId { get; set; }
+    public decimal Sum { get; set; }
+    public DateTime ChangedAt { get; set; }
+}
\ No newline at end of file
diff --git a/back/Contracts/Mappers/ChangeRecordMapper.cs b/back/Contracts/Mappers/ChangeRecordMapper.cs
new file mode 100644
index 0000000..a6075c4
--- /dev/null
+++ b/back/Contracts/Mappers/ChangeRecordMapper.cs
@@ -0,0 +1,15 @@
+using Contracts.DTO;
+using Contracts.ViewModels;
+
+namespace Contracts.Mappers;
+
+public static class ChangeRecordMapper
+{
+    public static ChangeRecordViewModel ToView(this ChangeRecordDto changeRecord) 
+        => new() 
+        { 
+            Id = changeRecord.Id, 
+            Sum = changeRecord.Sum, 
+            ChangedAt = changeRecord.ChangedAt 
+        }; 
+}
\ No newline at end of file
diff --git a/back/Contracts/Repositories/IChangeRecordRepo.cs b/back/Contracts/Repositories/IChangeRecordRepo.cs
new file mode 100644
index 0000000..d8e835e
--- /dev/null
+++ b/back/Contracts/Repositories/IChangeRecordRepo.cs
@@ -0,0 +1,13 @@
+using Contracts.DTO;
+using Contracts.SearchModels;
+
+namespace Contracts.Repositories;
+
+public interface IChangeRecordRepo
+{
+    Task<ChangeRecordDto> Create(ChangeRecordDto changeRecord);
+    Task<ChangeRecordDto?> Get(ChangeRecordSearch search);
+    Task<IEnumerable<ChangeRecordDto>> GetList(ChangeRecordSearch? search = null);
+    Task<ChangeRecordDto?> Update(ChangeRecordDto changeRecord);
+    Task<ChangeRecordDto?> Delete(ChangeRecordSearch search);
+}
\ No newline at end of file
diff --git a/back/Contracts/SearchModels/ChangeRecordSearch.cs b/back/Contracts/SearchModels/ChangeRecordSearch.cs
new file mode 100644
index 0000000..65a5094
--- /dev/null
+++ b/back/Contracts/SearchModels/ChangeRecordSearch.cs
@@ -0,0 +1,9 @@
+namespace Contracts.SearchModels;
+
+public class ChangeRecordSearch
+{
+    public Guid? Id { get; set; }
+    public Guid? SpendingGroupId { get; set; }
+    public DateTime? From { get; set; }
+    public DateTime? To { get; set; }
+}
\ No newline at end of file
diff --git a/back/Contracts/Services/IChangeRecordService.cs b/back/Contracts/Services/IChangeRecordService.cs
new file mode 100644
index 0000000..9dd0832
--- /dev/null
+++ b/back/Contracts/Services/IChangeRecordService.cs
@@ -0,0 +1,13 @@
+using Contracts.DTO;
+using Contracts.SearchModels;
+using Contracts.ViewModels;
+
+namespace Contracts.Services;
+
+public interface IChangeRecordService
+{
+    Task<ChangeRecordViewModel> Create(ChangeRecordDto model);
+    Task<ChangeRecordViewModel> Update(ChangeRecordDto model);
+    Task<ChangeRecordViewModel> Delete(ChangeRecordSearch search);
+    Task<IEnumerable<ChangeRecordViewModel>> GetList(ChangeRecordSearch search);
+}
\ No newline at end of file
diff --git a/back/Contracts/ViewModels/ChangeRecordViewModel.cs b/back/Contracts/ViewModels/ChangeRecordViewModel.cs
new file mode 100644
index 0000000..3a75eb3
--- /dev/null
+++ b/back/Contracts/ViewModels/ChangeRecordViewModel.cs
@@ -0,0 +1,8 @@
+namespace Contracts.ViewModels;
+
+public class ChangeRecordViewModel
+{
+    public Guid Id { get; set; }
+    public decimal Sum { get; set; }
+    public DateTime ChangedAt { get; set; }
+}
\ No newline at end of file