// Copyright: Ankitects Pty Ltd and contributors
// License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html

syntax = "proto3";

option java_multiple_files = true;

package anki.image_occlusion;

import "anki/collection.proto";
import "anki/generic.proto";

service ImageOcclusionService {
  rpc GetImageForOcclusion(GetImageForOcclusionRequest)
      returns (GetImageForOcclusionResponse);
  rpc GetImageOcclusionNote(GetImageOcclusionNoteRequest)
      returns (GetImageOcclusionNoteResponse);
  rpc GetImageOcclusionFields(GetImageOcclusionFieldsRequest)
      returns (GetImageOcclusionFieldsResponse);
  // Adds an I/O notetype if none exists in the collection.
  rpc AddImageOcclusionNotetype(generic.Empty) returns (collection.OpChanges);
  // These two are used by the standalone I/O page, but not used when using
  // I/O inside Anki's editor
  rpc AddImageOcclusionNote(AddImageOcclusionNoteRequest)
      returns (collection.OpChanges);
  rpc UpdateImageOcclusionNote(UpdateImageOcclusionNoteRequest)
      returns (collection.OpChanges);
}

// Implicitly includes any of the above methods that are not listed in the
// backend service.
service BackendImageOcclusionService {}

message GetImageForOcclusionRequest {
  string path = 1;
}

message GetImageForOcclusionResponse {
  bytes data = 1;
  string name = 2;
}

message AddImageOcclusionNoteRequest {
  string image_path = 1;
  string occlusions = 2;
  string header = 3;
  string back_extra = 4;
  repeated string tags = 5;
  int64 notetype_id = 6;
}

message GetImageOcclusionNoteRequest {
  int64 note_id = 1;
}

message GetImageOcclusionNoteResponse {
  message ImageOcclusionProperty {
    string name = 1;
    string value = 2;
  }

  message ImageOcclusionShape {
    string shape = 1;
    repeated ImageOcclusionProperty properties = 2;
  }

  message ImageOcclusion {
    repeated ImageOcclusionShape shapes = 1;
    uint32 ordinal = 2;
  }

  message ImageOcclusionNote {
    bytes image_data = 1;
    repeated ImageOcclusion occlusions = 2;
    string header = 3;
    string back_extra = 4;
    repeated string tags = 5;
    string image_file_name = 6;
    bool occlude_inactive = 7;
  }

  oneof value {
    ImageOcclusionNote note = 1;
    string error = 2;
  }
}

message UpdateImageOcclusionNoteRequest {
  int64 note_id = 1;
  string occlusions = 2;
  string header = 3;
  string back_extra = 4;
  repeated string tags = 5;
}

message GetImageOcclusionFieldsRequest {
  int64 notetype_id = 1;
}

message GetImageOcclusionFieldsResponse {
  ImageOcclusionFieldIndexes fields = 1;
}

message ImageOcclusionFieldIndexes {
  uint32 occlusions = 1;
  uint32 image = 2;
  uint32 header = 3;
  uint32 back_extra = 4;
}