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db/events: refactor filterIndexableTags function

This commit is contained in:
Alex Gleason 2023-09-09 16:24:53 -05:00
parent f8b2efb484
commit c6b20e68f6
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GPG Key ID: 7211D1F99744FBB7
1 changed files with 17 additions and 6 deletions
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23
src/db/events.ts
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@ -194,21 +194,32 @@ async function countFilters<K extends number>(filters: DittoFilter<K>[]): Promis
function filterIndexableTags(event: Event, data: EventData): string[][] {
const tagCounts: Record<string, number> = {};
return event.tags.reduce<string[][]>((results, tag) => {
const [name, value] = tag;
tagCounts[name] = (tagCounts[name] || 0) + 1;
function getCount(name: string) {
return tagCounts[name] || 0;
}
const shouldIndex = tagConditions[name]?.({
function incrementCount(name: string) {
tagCounts[name] = getCount(name) + 1;
}
function checkCondition(name: string, value: string, condition: TagCondition) {
return condition({
event,
data,
count: tagCounts[name] - 1,
count: getCount(name),
value,
});
}
if (value && value.length < 200 && shouldIndex) {
return event.tags.reduce<string[][]>((results, tag) => {
const [name, value] = tag;
const condition = tagConditions[name] as TagCondition | undefined;
if (value && condition && value.length < 200 && checkCondition(name, value, condition)) {
results.push(tag);
}
incrementCount(name);
return results;
}, []);
}