syntax = "proto3";
import "v1/collections/common.proto";
import "v1/collections/element_kind.proto";
import "google/protobuf/empty.proto";

package v1.collections.list;

service ListCacheService {
  rpc Create(ListCreateRequest) returns (ListCreateResponse);
  rpc Get(ListGetRequest) returns (stream ListGetResponse);
  rpc Insert(ListInsertRequest) returns (google.protobuf.Empty);
  rpc Erase(ListEraseRequest) returns (ListEraseResponse);
  rpc Set(ListSetRequest) returns (ListSetResponse);
  rpc Length(ListLengthRequest) returns (ListLengthResponse);
  rpc PushBack(PushBackRequest) returns (google.protobuf.Empty);
  rpc PushMany(stream PushManyRequest) returns (google.protobuf.Empty);
  rpc PopBack(PopBackRequest) returns (PopBackResponse);
  rpc Clear(ClearRequest) returns (google.protobuf.Empty);
  rpc Delete(DeleteRequest) returns (google.protobuf.Empty);
}

message ListCreateRequest {
  common.ElementKind element_kind = 1;
  optional uint32 ttl_seconds = 2;
}

message ListCreateResponse {
  string id = 1;
}

message ListGetRequest {
  string id = 1;
}

message ListGetResponse {
  common.CollectionElement element = 1;
}

message ListInsertRequest {
  string id = 1;
  uint64 index = 2;
  common.CollectionElement value = 3;
}

message ListEraseRequest {
  string id = 1;
  int64 index = 2;
}

message ListEraseResponse {
  common.CollectionElement removed_value = 1;
}

message ListSetRequest {
  string id = 1;
  repeated common.CollectionElement elements = 2;
}

message ListSetResponse {
}

message ListLengthRequest {
  string id = 1;
}

message ListLengthResponse {
  uint64 length = 1;
}

message PushBackRequest {
  string id = 1;
  common.CollectionElement element = 2;
}

message PushManyRequest {
  string id = 1;
  common.CollectionElement element = 2;
}

message PopBackRequest {
  string id = 1;
}

message PopBackResponse {
  common.CollectionElement element = 1;
}


message ClearRequest {
  string id = 1;
}

message DeleteRequest {
  string id = 1;
}