syntax = "proto3";
package api;

option go_package = "api/apiproto";

service ClientApi {
    rpc CreateSpace(CreateSpaceRequest) returns(CreateSpaceResponse);
    rpc DeriveSpace(DeriveSpaceRequest) returns(DeriveSpaceResponse);
    rpc CreateDocument(CreateDocumentRequest) returns(CreateDocumentResponse);
    rpc DeleteDocument(DeleteDocumentRequest) returns(DeleteDocumentResponse);
    rpc AddText(AddTextRequest) returns(AddTextResponse);
    rpc DumpTree(DumpTreeRequest) returns(DumpTreeResponse);
    rpc AllTrees(AllTreesRequest) returns(AllTreesResponse);
    rpc AllSpaces(AllSpacesRequest) returns(AllSpacesResponse);
}

message CreateSpaceRequest {
}

message CreateSpaceResponse {
    string id = 1;
}

message DeriveSpaceRequest {
}

message DeriveSpaceResponse {
    string id = 1;
}

message CreateDocumentRequest {
    string spaceId = 1;
}

message CreateDocumentResponse {
    string id = 1;
}

message DeleteDocumentRequest {
    string spaceId = 1;
    string documentId = 2;
}

message DeleteDocumentResponse {
}

message AddTextRequest {
    string spaceId = 1;
    string documentId = 2;
    string text = 3;
}

message AddTextResponse {
    string documentId = 1;
    string headId = 2;
}

message DumpTreeRequest {
    string spaceId = 1;
    string documentId = 2;
}

message DumpTreeResponse {
    string dump = 1;
}

message AllTreesRequest {
    string spaceId = 1;
}

message Tree {
    string id = 1;
    repeated string heads = 2;
}

message AllTreesResponse {
    repeated Tree trees = 1;
}

message AllSpacesRequest {
}

message AllSpacesResponse {
    repeated string spaceIds = 1;
}