41 lines
1.9 KiB
TypeScript
41 lines
1.9 KiB
TypeScript
type FieldIssue = { field: string; message: string };
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function describeIssues(message: string, issues: FieldIssue[]) {
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const details = issues.slice(0, 3).map((issue) => `${issue.field}：${issue.message}`);
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return details.length ? `${message}（${details.join('；')}）` : message;
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}
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/** 只展示服务端错误信封的业务说明，避免把请求或授权信息带入错误提示。 */
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export function requestError(body: unknown, status: number) {
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const error = body && typeof body === 'object' && 'error' in body
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? body.error
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: null;
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const info = error && typeof error === 'object'
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? error as { message?: unknown; details?: unknown }
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: null;
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const message = typeof info?.message === 'string'
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? info.message
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: `请求失败（HTTP ${status}）`;
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const issues = Array.isArray(info?.details)
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? info.details.filter((item): item is FieldIssue =>
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!!item && typeof item === 'object' &&
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typeof item.field === 'string' && typeof item.message === 'string')
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: [];
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return Object.assign(new Error(describeIssues(message, issues)), { status });
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}
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/** Chrome 消息只返回可序列化错误，交给内容脚本显示，避免后台未处理异常。 */
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export function backgroundError(error: unknown) {
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return { error: { message: error instanceof Error ? error.message : '操作失败，请重试' } };
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}
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export function unwrapBackgroundResponse<T>(response: unknown): T {
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if (!response || typeof response !== 'object')
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throw new Error('插件后台未响应，请重载扩展并刷新商品页');
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if ('error' in response && response.error && typeof response.error === 'object') {
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const error = response.error as { message?: unknown };
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throw new Error(typeof error.message === 'string' ? error.message : '操作失败，请重试');
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}
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return response as T;
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}
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