syntax = "proto3";

package task;

import "google/protobuf/timestamp.proto";

option go_package = "pkg/api/task";

service TaskService {
  rpc CreateTask(Task) returns (Task);
  rpc GetTask(GetTaskRequest) returns (Task);
  rpc EditTask(Task) returns (Task);
  rpc DeleteTask(DeleteTaskRequest) returns (DeleteTaskResponse);
  rpc ListCompetitionTasks(ListCompetitionTasksRequest) returns (ListCompetitionTasksResponse);
  rpc GetTaskAttachments(GetTaskAttachmentsRequest) returns (GetTaskAttachmentsResponse);
}

enum TaskType {
  TASK_TYPE_UNSPECIFIED = 0;
  TASK_TYPE_INPUT = 1;
  TASK_TYPE_CHECKER = 2;
  TASK_TYPE_REVIEW = 3;
}

message Task {
  string id = 1;
  string competition_id = 2;
  string title = 3;
  string description = 4;
  int32 in_competition_position = 5;
  int32 max_points = 6;
  int32 max_attempts = 7;
  TaskType type = 8;
  google.protobuf.Timestamp created_at = 9;
  google.protobuf.Timestamp updated_at = 10;
}

message TaskAttachment {
  string id = 1;
  string file_url = 2;
  bool is_public = 3;
}

message GetTaskRequest {
  string task_id = 1;
}

message DeleteTaskRequest {
  string task_id = 1;
}
message DeleteTaskResponse {
  bool success = 1;
}

message ListCompetitionTasksRequest {
  string competition_id = 1;
}
message ListCompetitionTasksResponse {
  repeated Task tasks = 1;
}

message GetTaskAttachmentsRequest {
  string task_id = 1;
  optional bool show_private = 2;
}
message GetTaskAttachmentsResponse {
  repeated TaskAttachment attachments = 1;
}