70 lines
1.6 KiB
Dart
70 lines
1.6 KiB
Dart
class ApiResponse<T> {
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final String? description;
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final T? data;
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final String? errorMsg;
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final int? errorCode;
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const ApiResponse({
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this.description,
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this.data,
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this.errorMsg,
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this.errorCode,
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});
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// ✅ 新增：从 JSON 创建 ApiResponse
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factory ApiResponse.fromJson(
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Map<String, dynamic> json,
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T Function(dynamic)? dataFromJson, // 可为空，有些接口 data 是 null
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) {
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final dataJson = json['data'];
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final T? parsedData = dataJson != null && dataFromJson != null ? dataFromJson(dataJson) : null;
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return ApiResponse<T>(
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errorCode: json['errorCode'] == null ? json['errcode'] : json['errorCode'],
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errorMsg: json['errorMsg'] == null ? json['errmsg'] : json['errorMsg'],
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description: json['description'],
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data: parsedData,
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);
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}
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// 成功工厂构造
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factory ApiResponse.success(
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T data, {
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String? errorMsg,
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int? errorCode,
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String? description,
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}) {
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return ApiResponse<T>(
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data: data,
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errorMsg: errorMsg ?? 'success',
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errorCode: errorCode,
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description: description ?? 'success',
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);
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}
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// 失败工厂构造
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factory ApiResponse.error(
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String errorMsg, {
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int? errorCode,
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T? data,
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String? description,
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}) {
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return ApiResponse<T>(
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description: description,
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errorMsg: errorMsg,
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errorCode: errorCode,
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data: data,
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);
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}
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bool get isSuccess {
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return errorCode == 0;
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}
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@override
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String toString() {
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return 'ApiResponse(description: $description, errorMsg: $errorMsg, data: $data, errorCode: $errorCode)';
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}
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}
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