syntax = "proto3";

package user;

option go_package = "go-microservices/proto/user;userpb";

import "google/protobuf/empty.proto";

service UserService {
  rpc CreateUser (CreateUserRequest) returns (CreateUserResponse);
  rpc GetUser (GetUserRequest) returns (GetUserResponse);
  rpc UpdateUser (UpdateUserRequest) returns (UpdateUserResponse);
  rpc DeleteUser (DeleteUserRequest) returns (google.protobuf.Empty);
  rpc ListUsers (ListUsersRequest) returns (ListUsersResponse);
}

message User {
  string id = 1;
  string username = 2;
  string email = 3;
  string bio = 4;
  string avatar_url = 5;
  int64 created_at = 6;
  int64 updated_at = 7;
}

message CreateUserRequest {
  string username = 1;
  string email = 2;
  string bio = 3;
  string avatar_url = 4;
}

message CreateUserResponse {
  User user = 1;
}

message GetUserRequest {
  string id = 1;
}

message GetUserResponse {
  User user = 1;
}

message UpdateUserRequest {
  string id = 1;
  string username = 2;
  string email = 3;
  string bio = 4;
  string avatar_url = 5;
}

message UpdateUserResponse {
  User user = 1;
}

message DeleteUserRequest {
  string id = 1;
}

message ListUsersRequest {
  int32 page = 1;
  int32 page_size = 2;
}

message ListUsersResponse {
  repeated User users = 1;
}