// Copyright 2020 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

syntax = "proto3";

package google.cloud.aiplatform.v1beta1;

import "google/api/field_behavior.proto";
import "google/api/resource.proto";
import "google/protobuf/struct.proto";
import "google/protobuf/timestamp.proto";
import "google/api/annotations.proto";

option go_package = "google.golang.org/genproto/googleapis/cloud/aiplatform/v1beta1;aiplatform";
option java_multiple_files = true;
option java_outer_classname = "DataItemProto";
option java_package = "com.google.cloud.aiplatform.v1beta1";

// A piece of data in a Dataset. Could be an image, a video, a document or plain
// text.
message DataItem {
  option (google.api.resource) = {
    type: "aiplatform.googleapis.com/DataItem"
    pattern: "projects/{project}/locations/{location}/datasets/{dataset}/dataItems/{data_item}"
  };

  // Output only. The resource name of the DataItem.
  string name = 1 [(google.api.field_behavior) = OUTPUT_ONLY];

  // Output only. Timestamp when this DataItem was created.
  google.protobuf.Timestamp create_time = 2 [(google.api.field_behavior) = OUTPUT_ONLY];

  // Output only. Timestamp when this DataItem was last updated.
  google.protobuf.Timestamp update_time = 6 [(google.api.field_behavior) = OUTPUT_ONLY];

  // Optional. The labels with user-defined metadata to organize your DataItems.
  //
  // Label keys and values can be no longer than 64 characters
  // (Unicode codepoints), can only contain lowercase letters, numeric
  // characters, underscores and dashes. International characters are allowed.
  // No more than 64 user labels can be associated with one DataItem(System
  // labels are excluded).
  //
  // See https://goo.gl/xmQnxf for more information and examples of labels.
  // System reserved label keys are prefixed with "aiplatform.googleapis.com/"
  // and are immutable.
  map<string, string> labels = 3 [(google.api.field_behavior) = OPTIONAL];

  // Required. The data that the DataItem represents (for example, an image or a text
  // snippet). The schema of the payload is stored in the parent Dataset's
  // [metadata schema's][google.cloud.aiplatform.v1beta1.Dataset.metadata_schema_uri] dataItemSchemaUri field.
  google.protobuf.Value payload = 4 [(google.api.field_behavior) = REQUIRED];

  // Optional. Used to perform a consistent read-modify-write updates. If not set, a blind
  // "overwrite" update happens.
  string etag = 7 [(google.api.field_behavior) = OPTIONAL];
}