syntax = "proto3";

package internal;

message IndexMeta {
	string ColumnLabel = 1;
	string TimeQuantum = 2;
}

message FrameMeta {
	string RowLabel = 1;
	bool InverseEnabled = 2;
	string CacheType = 3;
	uint32 CacheSize = 4;
	string TimeQuantum = 5;
}

message ImportResponse {
	string Err = 1;
}

message BlockDataRequest {
	string Index = 1;
	string Frame = 2;
	string View = 5;
	uint64 Slice = 4;
	uint64 Block = 3;
}

message BlockDataResponse {
	repeated uint64 RowIDs = 1;
	repeated uint64 ColumnIDs = 2;
}

message Cache {
	repeated uint64 IDs = 1;
}

message MaxSlicesResponse {
    map<string, uint64> MaxSlices = 1;
}

message CreateSliceMessage {
    string Index = 1;
    uint64 Slice = 2;
    bool IsInverse = 3;
}

message DeleteIndexMessage {
    string Index = 1;
}

message CreateIndexMessage {
    string Index = 1;
    IndexMeta Meta = 2;
}

message CreateFrameMessage {
    string Index = 1;
    string Frame = 2;
    FrameMeta Meta = 3;
}

message DeleteFrameMessage {
    string Index = 1;
    string Frame = 2;
}

message Frame {
    string Name = 1;
    FrameMeta Meta = 2;
}

message Index {
    string Name = 1;
    IndexMeta Meta = 2;
    uint64 MaxSlice = 3;
    repeated Frame Frames = 4;
    repeated uint64 Slices = 5;
}

message NodeStatus {
    string Host = 1;
    string State = 2;
    repeated Index Indexes = 3;
}

message ClusterStatus {
    repeated NodeStatus Nodes = 1;
}