Införande av repository method

Accounting.BLI/Accounting.BLI.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\Accounting.Models\Accounting.Models.csproj" />
+  </ItemGroup>
+
+</Project>

Accounting.BLI/IAccountRecords.cs

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+using Accounting.Models;
+
+namespace Accounting.BLI
+{
+    public interface IAccountRecords
+    {
+        bool AddAccountRecord(AccountRecord record);
+        AccountRecord SaveAcountRecord(AccountRecord record);
+        bool DeleteAccountRecord(AccountRecord record);
+        bool DeleteAllAccountRecords();
+        IEnumerable<AccountRecord> GetAllAccBetweenDates(DateTime dateFrom, DateTime dateTo);
+        IEnumerable<AccountRecord> GetAllAccounts();
+        AccountRecord GetAccount(int id);
+        AccountRecord GetAccountByDateBelKonto(DateTime _date, double _belopp, string _konto);
+    }
+}

Accounting.BLI/IExcellent.cs

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+namespace Accounting.BLI
+{
+    public interface IExcellent
+    {
+        int Columns { get; set; }
+        string DataType { get; set; }
+        int Rows { get; set; }
+
+        void Dispose();
+        void ExcellentStart(string path, int Sheet);
+        string ReadCell(int i, int j);
+    }
+}

Accounting.BLI/IReadingIn.cs

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+using Accounting.Models;
+
+namespace Accounting.BLI
+{
+    public interface IReadingIn
+    {
+        bool ReadAndSaveInvoices(string fullFileName);
+        IEnumerable<AccountRecord> readXLS(string FilePath);
+        void Dispose();
+    }
+}