weichenandCursor
eabaadd2a0
Give the initial-load baseline a repeatable probe that strips query strings and can assert the login member fanout stays on the current project. Co-authored-by: Cursor <cursoragent@cursor.com>
64 lines
2.0 KiB
TypeScript
64 lines
2.0 KiB
TypeScript
/** 首次加载证据的纯函数。URL 查询串可能带会话参数，证据里只留路径。 */
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export interface ResourceSample {
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path: string;
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initiator: string;
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durationMs: number;
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transferBytes: number;
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decodedBytes: number;
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}
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export interface RequestSample {
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method: string;
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path: string;
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}
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const HEAVY_CHUNK = /katex|mermaid|docx|xlsx|AdminConsole|BlockEditor|FilePreview/i;
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export function redactResourceUrl(raw: string): string {
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const noQuery = raw.split('?')[0] ?? raw;
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try {
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const parsed = new URL(noQuery);
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return parsed.pathname || '/';
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} catch {
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return noQuery.replace(/^https?:\/\/[^/]+/i, '') || '/';
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}
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}
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export function percentile(values: number[], p: number): number | null {
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if (values.length === 0) return null;
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const sorted = [...values].sort((a, b) => a - b);
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const rank = Math.min(sorted.length - 1, Math.max(0, Math.ceil((p / 100) * sorted.length) - 1));
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return sorted[rank] ?? null;
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}
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export function summarizeResources(resources: ResourceSample[]) {
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const transferBytes = resources.reduce((sum, row) => sum + (row.transferBytes || 0), 0);
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const js = resources.filter((row) => row.path.endsWith('.js'));
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const heavy = resources.filter((row) => HEAVY_CHUNK.test(row.path)).map((row) => row.path);
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return {
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requestCount: resources.length,
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transferBytes,
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jsTransferBytes: js.reduce((sum, row) => sum + (row.transferBytes || 0), 0),
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jsCount: js.length,
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heavyChunks: [...new Set(heavy)],
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};
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}
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export function countInitRequests(requests: RequestSample[]) {
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const members = requests.filter(
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(row) => row.method === 'GET' && /^\/api\/v1\/projects\/\d+\/members$/.test(row.path),
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);
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const sessions = requests.filter(
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(row) => row.method === 'GET' && row.path === '/api/v1/chat/sessions',
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);
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const projectIds = new Set(
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members.map((row) => row.path.split('/')[4]).filter((id): id is string => Boolean(id)),
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);
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return {
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memberGetCount: members.length,
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distinctMemberProjects: projectIds.size,
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sessionListGetCount: sessions.length,
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};
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}
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