UsageMetadata.fromJson constructor

Implementation

factory UsageMetadata.fromJson(Map<String, dynamic> json) {
  return UsageMetadata(
    promptTokenCount: json['promptTokenCount'] ?? 0,
    cachedContentTokenCount: json['cachedContentTokenCount'] ?? 0,
    responseTokenCount: json['responseTokenCount'] ?? 0,
    toolUsePromptTokenCount: json['toolUsePromptTokenCount'] ?? 0,
    thoughtsTokenCount: json['thoughtsTokenCount'] ?? 0,
    totalTokenCount: json['totalTokenCount'] ?? 0,
    promptTokensDetails:
        decodeListMessage(
          json['promptTokensDetails'],
          ModalityTokenCount.fromJson,
        ) ??
        [],
    cacheTokensDetails:
        decodeListMessage(
          json['cacheTokensDetails'],
          ModalityTokenCount.fromJson,
        ) ??
        [],
    responseTokensDetails:
        decodeListMessage(
          json['responseTokensDetails'],
          ModalityTokenCount.fromJson,
        ) ??
        [],
    toolUsePromptTokensDetails:
        decodeListMessage(
          json['toolUsePromptTokensDetails'],
          ModalityTokenCount.fromJson,
        ) ??
        [],
  );
}