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This commit is contained in:
MuslemRahimi 2024-06-03 22:52:25 +02:00
parent d2ac582913
commit 918647afb8
1 changed files with 38 additions and 9 deletions
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47
fastify/get-post/server.js
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@ -1,9 +1,36 @@
// Optimized postHotness function
function postHotness(upvote, numOfComments, created) {
const ageInHours = (Date.now() - new Date(created).getTime()) / 36e5; // 36e5 is scientific notation for 3600000
const hotness = (upvote + numOfComments * 2) / Math.pow(ageInHours + 2, 1.5); // Example calculation
return hotness;
}
function postHotness(upvotes, created) {
let s = 0;
for (let i = 1; i <= upvotes; i++) {
if (i <= 3) {
s += 1;
} else if (i <= 6) {
s += 3;
} else if (i <= 10) {
s += 3;
} else if (i <= 20) {
s += 4;
} else if (i <= 40) {
s += 5;
} else {
s += 6;
}
}
const order = Math.log10(Math.max(Math.abs(s), 1));
let sign = 0;
if (s > 0) {
sign = 1;
} else if (s < 0) {
sign = -1;
}
const interval = 45000; // or 69000
const createdDate = new Date(created);
const seconds = (createdDate.getTime() / 1000);
const hotness = order + (sign * seconds) / interval;
return Math.round(hotness * 10000000);
}
module.exports = function (fastify, opts, done) {
@ -42,6 +69,7 @@ module.exports = function (fastify, opts, done) {
// Get the date one week earlier
let startDate = new Date();
startDate.setDate(endDate.getDate() - 30);
endDate.setDate(endDate.getDate() + 1)
// Format the dates as needed (e.g., "YYYY-MM-DD")
let endDateStr = endDate.toISOString().split('T')[0];
@ -50,7 +78,7 @@ module.exports = function (fastify, opts, done) {
filter += `&& created >= "${startDateStr}" && created <= "${endDateStr}" && pinned = false`
}
posts = (await pb.collection('posts').getList(data?.startPage, 10, {
posts = (await pb.collection('posts').getList(data?.startPage, 50, {
sort: sort,
filter: filter,
expand: 'user,comments(post),alreadyVoted(post)',
@ -61,7 +89,7 @@ module.exports = function (fastify, opts, done) {
if(data?.sortingPosts === 'hot') {
// Add hotness property to each post
posts?.forEach(post => {
post.hotness = postHotness(post?.upvote, post?.expand['comments(post)']?.length, post?.created);
post.hotness = postHotness(post?.upvote, post?.created);
});
posts?.sort((a, b) => b?.hotness - a?.hotness);
}
@ -102,6 +130,7 @@ module.exports = function (fastify, opts, done) {
// Get the date one week earlier
let startDate = new Date();
startDate.setDate(endDate.getDate() - 30);
endDate.setDate(endDate.getDate() + 1)
// Format the dates as needed (e.g., "YYYY-MM-DD")
let endDateStr = endDate.toISOString().split('T')[0];
@ -113,7 +142,7 @@ module.exports = function (fastify, opts, done) {
filter = `pinned=false`;
}
posts = await pb.collection('posts').getList(data?.startPage, 10, {
posts = await pb.collection('posts').getList(data?.startPage, 50, {
sort: sort,
filter: filter,
expand: 'user, comments(post), alreadyVoted(post)',
@ -124,7 +153,7 @@ module.exports = function (fastify, opts, done) {
posts = posts.items
// Add hotness property to each post
posts?.forEach(post => {
post.hotness = postHotness(post?.upvote, post?.expand['comments(post)']?.length, post?.created);
post.hotness = postHotness(post?.upvote, post?.created);
});
posts?.sort((a, b) => b?.hotness - a?.hotness);