Add project files.

MyOffice.Core/Exec.cs

@@ -0,0 +1,105 @@
+namespace MyOffice.Core;
+
+public enum GeneralExecStatus
+{
+	success,
+	failure,
+	not_found
+}
+
+public class Exec<TResult> : Exec<TResult, GeneralExecStatus>
+	where TResult : class
+{
+	public Exec(TResult result, GeneralExecStatus status) : base(result, status)
+	{
+	}
+
+	public Exec(GeneralExecStatus status) : base(status)
+	{
+	}
+
+	public Exec() : base(GeneralExecStatus.success)
+	{
+	}
+
+	public new Exec<TResult> Set(GeneralExecStatus status)
+	{
+		Status = status;
+
+		return this;
+	}
+
+	public new Exec<TResult> Set(TResult? result)
+	{
+		Result = result;
+		Status = result == null ? GeneralExecStatus.failure : GeneralExecStatus.success;
+
+		return this;
+	}
+}
+
+public class Exec<TResult, TStatus>
+	where TResult : class
+	where TStatus : Enum
+{
+	public static Exec<TResult, TStatus> Start(TResult result, TStatus status)
+	{
+		return new Exec<TResult, TStatus>(result, status);
+	}
+
+	public static Exec<TResult, TStatus> Start(TStatus status)
+	{
+		return new Exec<TResult, TStatus>(status);
+	}
+
+	public static Exec<TResult, GeneralExecStatus> StartSuccess()
+	{
+		return new Exec<TResult, GeneralExecStatus>(GeneralExecStatus.success);
+	}
+
+	public static Exec<TResult, GeneralExecStatus> StartFailure()
+	{
+		return new Exec<TResult, GeneralExecStatus>(GeneralExecStatus.failure);
+	}
+
+	public static Exec<TResult, GeneralExecStatus> StartNotFound()
+	{
+		return new Exec<TResult, GeneralExecStatus>(GeneralExecStatus.not_found);
+	}
+
+	public Exec(TResult result, TStatus status)
+	{
+		Result = result;
+		Status = status;
+	}
+
+	public Exec(TStatus status)
+	{
+		Status = status;
+	}
+
+	public TResult? Result { get; internal set; }
+	public TStatus Status { get; internal set; }
+
+	public Exec<TResult, TStatus> Set(TResult result, TStatus status)
+	{
+		Result = result;
+		Status = status;
+
+		return this;
+	}
+
+	public Exec<TResult, TStatus> Set(TStatus status)
+	{
+		Status = status;
+
+		return this;
+	}
+
+	public Exec<TResult, TStatus> Set(TResult result)
+	{
+		Result = result;
+
+		return this;
+	}
+}