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for you

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This commit is contained in:
Martti Malmi 2024-02-03 00:32:45 +02:00
parent 19a396c7d3
commit f4ab402e34
1 changed files with 8 additions and 7 deletions
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15
packages/app/src/Db/getForYouFeed.ts
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@ -76,6 +76,7 @@ async function getEventIdsReactedByOthers(othersWhoReacted: string[], myReactedE
"getEventIdsReactedByOthers",
{
authors: othersWhoReacted,
kinds: [1, 6, 7, 9735],
},
]);
@ -107,15 +108,17 @@ async function getFeedEvents(reactedToIds: Map<string, number>) {
]);
// Filter out replies
const filteredEvents = events.filter((ev) => !ev.tags.some((tag) => tag[0] === "e"));
const filteredEvents = events.filter(ev => !ev.tags.some(tag => tag[0] === "e"));
// Define constants for normalization
// const recentnessWeight = -1;
const currentTime = new Date().getTime();
// Calculate min and max for normalization
let minReactions = Infinity, maxReactions = -Infinity;
let minAge = Infinity, maxAge = -Infinity;
let minReactions = Infinity,
maxReactions = -Infinity;
let minAge = Infinity,
maxAge = -Infinity;
filteredEvents.forEach(event => {
const reactions = reactedToIds.get(event.id) || 0;
@ -139,8 +142,8 @@ async function getFeedEvents(reactedToIds: Map<string, number>) {
// randomly big or small weight for recentness
const recentnessWeight = Math.random() > 0.5 ? -0.1 : -10;
const aScore = aReactions + (recentnessWeight * aAge);
const bScore = bReactions + (recentnessWeight * bAge);
const aScore = aReactions + recentnessWeight * aAge;
const bScore = bReactions + recentnessWeight * bAge;
// Sort by descending score
return bScore - aScore;
@ -148,5 +151,3 @@ async function getFeedEvents(reactedToIds: Map<string, number>) {
return filteredEvents;
}