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perf(renderer): reduce activity cache key allocations

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This commit is contained in:
777genius 2026-05-31 06:53:43 +03:00
parent 87cec43154
commit b9b337ea15
1 changed files with 23 additions and 5 deletions
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28
src/renderer/components/team/activity/activityRenderCache.ts
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@ -20,14 +20,22 @@ export function getCachedString(cache: StringCache, key: string, buildValue: ()
}
export function encodeCacheParts(parts: readonly string[]): string {
return parts.map((part) => `${part.length}:${part}`).join('|');
let signature = '';
for (const part of parts) {
signature = appendEncodedCachePart(signature, part);
}
return signature;
}
export function taskRefsCacheSignature(taskRefs?: readonly TaskRef[]): string {
if (!taskRefs || taskRefs.length === 0) return '';
return encodeCacheParts(
taskRefs.flatMap((ref) => [ref.taskId, ref.displayId, ref.teamName ?? ''])
);
let signature = '';
for (const ref of taskRefs) {
signature = appendEncodedCachePart(signature, ref.taskId);
signature = appendEncodedCachePart(signature, ref.displayId);
signature = appendEncodedCachePart(signature, ref.teamName ?? '');
}
return signature;
}
export function stringArrayCacheSignature(values?: readonly string[]): string {
@ -38,7 +46,17 @@ export function stringArrayCacheSignature(values?: readonly string[]): string {
export function stringMapCacheSignature(map?: ReadonlyMap<string, string>): string {
if (!map || map.size === 0) return '';
const entries = [...map.entries()].sort(([a], [b]) => a.localeCompare(b));
return encodeCacheParts(entries.flatMap(([key, value]) => [key, value]));
let signature = '';
for (const [key, value] of entries) {
signature = appendEncodedCachePart(signature, key);
signature = appendEncodedCachePart(signature, value);
}
return signature;
}
function appendEncodedCachePart(signature: string, part: string): string {
const encodedPart = `${part.length}:${part}`;
return signature ? `${signature}|${encodedPart}` : encodedPart;
}
const markdownPlainTextCache: StringCache = new Map();