// 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.dialogflow.cx.v3;

import "google/api/annotations.proto";
import "google/api/client.proto";
import "google/api/field_behavior.proto";
import "google/api/resource.proto";
import "google/longrunning/operations.proto";
import "google/protobuf/empty.proto";
import "google/protobuf/field_mask.proto";

option cc_enable_arenas = true;
option csharp_namespace = "Google.Cloud.Dialogflow.Cx.V3";
option go_package = "google.golang.org/genproto/googleapis/cloud/dialogflow/cx/v3;cx";
option java_multiple_files = true;
option java_outer_classname = "SecuritySettingsProto";
option java_package = "com.google.cloud.dialogflow.cx.v3";
option objc_class_prefix = "DF";

// Service for managing security settings for Dialogflow.
service SecuritySettingsService {
  option (google.api.default_host) = "dialogflow.googleapis.com";
  option (google.api.oauth_scopes) =
      "https://www.googleapis.com/auth/cloud-platform,"
      "https://www.googleapis.com/auth/dialogflow";

  // Create security settings in the specified location.
  rpc CreateSecuritySettings(CreateSecuritySettingsRequest) returns (SecuritySettings) {
    option (google.api.http) = {
      post: "/v3/{parent=projects/*/locations/*}/securitySettings"
      body: "security_settings"
    };
    option (google.api.method_signature) = "parent,security_settings";
  }

  // Retrieves the specified [SecuritySettings][google.cloud.dialogflow.cx.v3.SecuritySettings].
  // The returned settings may be stale by up to 1 minute.
  rpc GetSecuritySettings(GetSecuritySettingsRequest) returns (SecuritySettings) {
    option (google.api.http) = {
      get: "/v3/{name=projects/*/locations/*/securitySettings/*}"
    };
    option (google.api.method_signature) = "name";
  }

  // Updates the specified [SecuritySettings][google.cloud.dialogflow.cx.v3.SecuritySettings].
  rpc UpdateSecuritySettings(UpdateSecuritySettingsRequest) returns (SecuritySettings) {
    option (google.api.http) = {
      patch: "/v3/{security_settings.name=projects/*/locations/*/securitySettings/*}"
      body: "security_settings"
    };
    option (google.api.method_signature) = "security_settings,update_mask";
  }

  // Returns the list of all security settings in the specified location.
  rpc ListSecuritySettings(ListSecuritySettingsRequest) returns (ListSecuritySettingsResponse) {
    option (google.api.http) = {
      get: "/v3/{parent=projects/*/locations/*}/securitySettings"
    };
    option (google.api.method_signature) = "parent";
  }

  // Deletes the specified [SecuritySettings][google.cloud.dialogflow.cx.v3.SecuritySettings].
  rpc DeleteSecuritySettings(DeleteSecuritySettingsRequest) returns (google.protobuf.Empty) {
    option (google.api.http) = {
      delete: "/v3/{name=projects/*/locations/*/securitySettings/*}"
    };
    option (google.api.method_signature) = "name";
  }
}

// The request message for [SecuritySettingsService.GetSecuritySettings][google.cloud.dialogflow.cx.v3.SecuritySettingsService.GetSecuritySettings].
message GetSecuritySettingsRequest {
  // Required. Resource name of the settings.
  // Format: `projects/<Project ID>/locations/<Location
  // ID>/securitySettings/<security settings ID>`.
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "dialogflow.googleapis.com/SecuritySettings"
    }
  ];
}

// The request message for [SecuritySettingsService.UpdateSecuritySettings][google.cloud.dialogflow.cx.v3.SecuritySettingsService.UpdateSecuritySettings].
message UpdateSecuritySettingsRequest {
  // Required. [SecuritySettings] object that contains values for each of the
  // fields to update.
  SecuritySettings security_settings = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. The mask to control which fields get updated. If the mask is not present,
  // all fields will be updated.
  google.protobuf.FieldMask update_mask = 2 [(google.api.field_behavior) = REQUIRED];
}

// The request message for [SecuritySettings.ListSecuritySettings][].
message ListSecuritySettingsRequest {
  // Required. The location to list all security settings for.
  // Format: `projects/<Project ID>/locations/<Location ID>`.
  string parent = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      child_type: "dialogflow.googleapis.com/SecuritySettings"
    }
  ];

  // The maximum number of items to return in a single page. By default 20 and
  // at most 100.
  int32 page_size = 2;

  // The next_page_token value returned from a previous list request.
  string page_token = 3;
}

// The response message for [SecuritySettings.ListSecuritySettings][].
message ListSecuritySettingsResponse {
  // The list of security settings.
  repeated SecuritySettings security_settings = 1;

  // Token to retrieve the next page of results, or empty if there are no more
  // results in the list.
  string next_page_token = 2;
}

// The request message for [SecuritySettings.CreateSecuritySettings][].
message CreateSecuritySettingsRequest {
  // Required. The location to create an [SecuritySettings][google.cloud.dialogflow.cx.v3.SecuritySettings] for.
  // Format: `projects/<Project ID>/locations/<Location ID>`.
  string parent = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      child_type: "dialogflow.googleapis.com/SecuritySettings"
    }
  ];

  // Required. The security settings to create.
  SecuritySettings security_settings = 2 [(google.api.field_behavior) = REQUIRED];
}

// The request message for [SecuritySettings.DeleteSecuritySettings][].
message DeleteSecuritySettingsRequest {
  // Required. The name of the [SecuritySettings][google.cloud.dialogflow.cx.v3.SecuritySettings] to delete.
  // Format: `projects/<Project ID>/locations/<Location
  // ID>/securitySettings/<Security Settings ID>`.
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "dialogflow.googleapis.com/SecuritySettings"
    }
  ];
}

// Represents the settings related to security issues, such as data redaction
// and data retention. It may take hours for updates on the settings to
// propagate to all the related components and take effect.
message SecuritySettings {
  option (google.api.resource) = {
    type: "dialogflow.googleapis.com/SecuritySettings"
    pattern: "projects/{project}/locations/{location}/securitySettings/{security_settings}"
  };

  // Defines how we redact data.
  enum RedactionStrategy {
    // Do not redact.
    REDACTION_STRATEGY_UNSPECIFIED = 0;

    // Call redaction service to clean up the data to be persisted.
    REDACT_WITH_SERVICE = 1;
  }

  // Defines what types of data to redact.
  enum RedactionScope {
    // Don't redact any kind of data.
    REDACTION_SCOPE_UNSPECIFIED = 0;

    // On data to be written to disk or similar devices that are capable of
    // holding data even if power is disconnected. This includes data that are
    // temporarily saved on disk.
    REDACT_DISK_STORAGE = 2;
  }

  // Type of data we purge after retention settings triggers purge.
  enum PurgeDataType {
    // Unspecified. Do not use.
    PURGE_DATA_TYPE_UNSPECIFIED = 0;

    // Dialogflow history. This does not include Stackdriver log, which is
    // owned by the user not Dialogflow.
    DIALOGFLOW_HISTORY = 1;
  }

  // Required. Resource name of the settings.
  // Format: `projects/<Project ID>/locations/<Location
  // ID>/securitySettings/<Security Settings ID>`.
  string name = 1 [(google.api.field_behavior) = REQUIRED];

  // Required. The human-readable name of the security settings, unique within the
  // location.
  string display_name = 2 [(google.api.field_behavior) = REQUIRED];

  // Strategy that defines how we do redaction.
  RedactionStrategy redaction_strategy = 3;

  // Defines on what data we apply redaction. Note that we don't
  // redact data to which we don't have access, e.g., Stackdriver logs.
  RedactionScope redaction_scope = 4;

  // DLP inspect template name. Use this template to define inspect base
  // settings.
  //
  // If empty, we use the default DLP inspect config.
  //
  // The template name will have one of the following formats:
  // `projects/PROJECT_ID/inspectTemplates/TEMPLATE_ID` OR
  // `organizations/ORGANIZATION_ID/inspectTemplates/TEMPLATE_ID`
  string inspect_template = 9;

  // Specifies how data is retained. Note that even if the data is
  // purged due to retention policy, we may still hold it in backup storage for
  // a few days without allowing direct readings.
  oneof data_retention {
    // Retains the data for the specified number of days.
    // User must Set a value lower than Dialogflow's default 30d TTL. Setting a
    // value higher than that has no effect.
    // A missing value or setting to 0 also means we use Dialogflow's default
    // TTL.
    int32 retention_window_days = 6;
  }

  // List of types of data to remove when retention settings triggers purge.
  repeated PurgeDataType purge_data_types = 8;
}
