// Copyright 2026 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.type;

option go_package = "google.golang.org/genproto/googleapis/type/money;money";
option java_multiple_files = true;
option java_outer_classname = "MoneyProto";
option java_package = "com.google.type";
option objc_class_prefix = "GTP";

// Represents an amount of money with its currency type.
message Money {
  // The three-letter currency code defined in ISO 4217.
  string currency_code = 1;

  // The whole units of the amount.
  // For example if `currencyCode` is `"USD"`, then 1 unit is one US dollar.
  int64 units = 2;

  // Number of nano (10^-9) units of the amount.
  // The value must be between -999,999,999 and +999,999,999 inclusive.
  // If `units` is positive, `nanos` must be positive or zero.
  // If `units` is zero, `nanos` can be positive, zero, or negative.
  // If `units` is negative, `nanos` must be negative or zero.
  // For example $-1.75 is represented as `units`=-1 and `nanos`=-750,000,000.
  int32 nanos = 3;
}
