syntax = "proto3";

package user;

option go_package = "./proto;user";

service User {
	rpc Create(CreateRequest) returns (CreateResponse) {}
	rpc Read(ReadRequest) returns (ReadResponse) {}
	rpc Update(UpdateRequest) returns (UpdateResponse) {}
	rpc Delete(DeleteRequest) returns (DeleteResponse) {}
	rpc Search(SearchRequest) returns (SearchResponse) {}
	rpc UpdatePassword(UpdatePasswordRequest) returns (UpdatePasswordResponse) {}
	rpc Login(LoginRequest) returns (LoginResponse) {}
	rpc Logout(LogoutRequest) returns (LogoutResponse) {}
	rpc ReadSession(ReadSessionRequest) returns(ReadSessionResponse) {}
}

message Account {
	// unique account id
	string id = 1;
	// alphanumeric username
	string username = 2;
	// an email address
	string email = 3;
	// unix timestamp
	int64 created = 4;
	// unix timestamp
	int64 updated = 5;
}

message Session {
	// the session id
	string id = 1;
	// account username
	string username = 2;
	// account email
	string email = 3;
	// unix timestamp
	int64 created = 4;
	// unix timestamp
	int64 expires = 5;
}

// Create a new user account
message CreateRequest {
	// the acccount id
	string id = 1;
	// the username
	string username = 2;
	// the email address
	string email = 3;
	// the user password
	string password = 4;
}

message CreateResponse {
}

// Delete an account by id
message DeleteRequest {
	// the account id
	string id = 1;
}

message DeleteResponse {
}

// Read an account by id
message ReadRequest {
	// the account id
	string id = 1;
}

message ReadResponse {
	Account account = 1;
}

// Update the account username or email
message UpdateRequest {
	// the account id
	string id = 1;
	// the new username
	string username = 2;
	// the new email address
	string email = 3;
}

message UpdateResponse {
}

// Update the account password
message UpdatePasswordRequest {
	// the account id
	string userId = 1;
	// the old password
	string oldPassword = 2;
	// the new password
	string newPassword = 3;
	// confirm new password
	string confirm_password = 4;
}

message UpdatePasswordResponse {
}

// Search for an account
message SearchRequest {
	string username = 1; 
	string email = 2; 
	int64 limit = 3;
	int64 offset = 4;
}

message SearchResponse {
	repeated Account accounts = 1;
}

// Read a session by id
message ReadSessionRequest {
    string sessionId = 1;
}

message ReadSessionResponse {
    Session session = 1;
}


// Login a user account
message LoginRequest {
    string username = 1;
    string email = 2;
    string password = 3;
}

message LoginResponse {
    Session session = 1;
}

// Logout a user account
message LogoutRequest {
    string sessionId = 1;
}

message LogoutResponse {
}