3 files changed, 109 insertions, 0 deletions
diff --git a/Timeline/Entities/Http/Common.cs b/Timeline/Entities/Http/Common.cs
new file mode 100644
index 00000000..9575e6fa
--- /dev/null
+++ b/Timeline/Entities/Http/Common.cs
@@ -0,0 +1,29 @@
+namespace Timeline.Entities.Http
+{
+    public class ReturnCodeMessageResponse
+    {
+        public ReturnCodeMessageResponse()
+        {
+
+        }
+
+        public ReturnCodeMessageResponse(int code)
+        {
+            ReturnCode = code;
+        }
+
+        public ReturnCodeMessageResponse(string message)
+        {
+            Message = message;
+        }
+
+        public ReturnCodeMessageResponse(int code, string message)
+        {
+            ReturnCode = code;
+            Message = message;
+        }
+
+        public int? ReturnCode { get; set; } = null;
+        public string Message { get; set; } = null;
+    }
+}
diff --git a/Timeline/Entities/Http/Token.cs b/Timeline/Entities/Http/Token.cs
new file mode 100644
index 00000000..45ee0fc5
--- /dev/null
+++ b/Timeline/Entities/Http/Token.cs
@@ -0,0 +1,26 @@
+namespace Timeline.Entities.Http
+{
+    public class CreateTokenRequest
+    {
+        public string Username { get; set; }
+        public string Password { get; set; }
+    }
+
+    public class CreateTokenResponse
+    {
+        public bool Success { get; set; }
+        public string Token { get; set; }
+        public UserInfo UserInfo { get; set; }
+    }
+
+    public class VerifyTokenRequest
+    {
+        public string Token { get; set; }
+    }
+
+    public class VerifyTokenResponse
+    {
+        public bool IsValid { get; set; }
+        public UserInfo UserInfo { get; set; }
+    }
+}
diff --git a/Timeline/Entities/Http/User.cs b/Timeline/Entities/Http/User.cs
new file mode 100644
index 00000000..31cafaa3
--- /dev/null
+++ b/Timeline/Entities/Http/User.cs
@@ -0,0 +1,54 @@
+namespace Timeline.Entities.Http
+{
+    public class UserModifyRequest
+    {
+        public string Password { get; set; }
+        public string[] Roles { get; set; }
+    }
+
+    public static class UserPutResponse
+    {
+        public const int CreatedCode = 0;
+        public const int ModifiedCode = 1;
+
+        public static ReturnCodeMessageResponse Created { get; } = new ReturnCodeMessageResponse(CreatedCode, "A new user is created.");
+        public static ReturnCodeMessageResponse Modified { get; } = new ReturnCodeMessageResponse(ModifiedCode, "A existing user is modified.");
+    }
+
+    public static class UserDeleteResponse
+    {
+        public const int DeletedCode = 0;
+        public const int NotExistsCode = 1;
+
+        public static ReturnCodeMessageResponse Deleted { get; } = new ReturnCodeMessageResponse(DeletedCode, "A existing user is deleted.");
+        public static ReturnCodeMessageResponse NotExists { get; } = new ReturnCodeMessageResponse(NotExistsCode, "User with given name does not exists.");
+    }
+
+    public class ChangePasswordRequest
+    {
+        public string OldPassword { get; set; }
+        public string NewPassword { get; set; }
+    }
+
+    public static class ChangePasswordResponse
+    {
+        public const int SuccessCode = 0;
+        public const int BadOldPasswordCode = 1;
+        public const int NotExistsCode = 2;
+
+        public static ReturnCodeMessageResponse Success { get; } = new ReturnCodeMessageResponse(SuccessCode, "Success to change password.");
+        public static ReturnCodeMessageResponse BadOldPassword { get; } = new ReturnCodeMessageResponse(BadOldPasswordCode, "Old password is wrong.");
+        public static ReturnCodeMessageResponse NotExists { get; } = new ReturnCodeMessageResponse(NotExistsCode, "Username does not exists, please update token.");
+    }
+
+    public static class PutAvatarResponse
+    {
+        public const int SuccessCode = 0;
+        public const int ForbiddenCode = 1;
+        public const int NotExistsCode = 2;
+
+        public static ReturnCodeMessageResponse Success {get;} = new ReturnCodeMessageResponse(SuccessCode, "Success to upload avatar.");
+        public static ReturnCodeMessageResponse Forbidden {get;} = new ReturnCodeMessageResponse(ForbiddenCode, "You are not allowed to upload the user's avatar.");
+        public static ReturnCodeMessageResponse NotExists {get;} = new ReturnCodeMessageResponse(NotExistsCode, "The username does not exists. If you are a user, try update your token.");
+    }
+}