lemmy/ui/src/utils.ts
2019-03-30 00:11:44 -07:00

34 lines
1.1 KiB
TypeScript

import { UserOperation, Comment } from './interfaces';
import * as markdown_it from 'markdown-it';
export let repoUrl = 'https://github.com/dessalines/rust-reddit-fediverse';
export let wsUri = (window.location.protocol=='https:'&&'wss://'||'ws://')+window.location.host + '/service/ws/';
export function msgOp(msg: any): UserOperation {
let opStr: string = msg.op;
return UserOperation[opStr];
}
var md = new markdown_it({
html: true,
linkify: true,
typographer: true
});
export function hotRank(comment: Comment): number {
// Rank = ScaleFactor * sign(Score) * log(1 + abs(Score)) / (Time + 2)^Gravity
let date: Date = new Date(comment.published + 'Z'); // Add Z to convert from UTC date
let now: Date = new Date();
let hoursElapsed: number = (now.getTime() - date.getTime()) / 36e5;
let rank = (10000 * Math.sign(comment.score) * Math.log10(1 + Math.abs(comment.score))) / Math.pow(hoursElapsed + 2, 1.8);
// console.log(`Comment: ${comment.content}\nRank: ${rank}\nScore: ${comment.score}\nHours: ${hoursElapsed}`);
return rank;
}
export function mdToHtml(text: string) {
return {__html: md.render(text)};
}