syntax = "proto3";

package todo.v1;

enum Status {
  Todo          = 0;
  NeedsMoreInfo = 1;
  Doing         = 2;
  Done          = 3;
}

enum Field {
  FieldId          = 0;
  FieldTitle       = 1;
  FieldDescription = 2;
  FieldStatus      = 3;
}

enum Operation {
  Equals        = 0;
  NotEquals     = 1;
  GreaterThan   = 2;
  LessThan      = 3;
  Like          = 4;
}

message GetTodosRequest {
  int32 id = 1;
}

message GetTodosResponse {
  int64  id          = 1;
  string title       = 2;
  string description = 3;
  Status status      = 4;
}

message ListTodosRequest {
  int32  page     = 1;
  int32  per_page = 2;
  string orber_by = 3;
  bool   asc      = 4;
  repeated Filter filters = 5;
}

message Filter {
  Field field = 1;
  string value = 2;
  Operation operation = 3;
}

message Metadata {
  int32 totalCount = 1;
}

message ListTodosResponse {
  repeated GetTodosResponse data = 1;
  Metadata                  meta = 2;
}

service TodoService {
  rpc GetTodo(GetTodosRequest) returns (GetTodosResponse);
  rpc ListTodos(ListTodosRequest) returns (ListTodosResponse);
}