breakout71/src/pure_functions.ts

export function clamp(value: number, min: number, max: number) {
    return Math.max(min, Math.min(value, max));
}

export function comboKeepingRate(level: number) {
    return clamp(1 - (1 / (1 + level)) * 1.5, 0, 1);
}

export function hoursSpentPlaying() {
    try {
        const timePlayed =
            localStorage.getItem("breakout_71_total_play_time") || "0";
        return Math.floor(parseFloat(timePlayed) / 1000 / 60 / 60);
    } catch (e) {
        return 0;
    }
}

export function miniMarkDown(md: string) {
    let html = []
    let lastNode = null

    md.split('\n').forEach(line => {

        const titlePrefix = line.match(/^#+ /)?.[0]

        if (titlePrefix) {
            if (lastNode) html.push(lastNode)
            lastNode = {tagName: 'h' + (titlePrefix.length - 1), text: line.slice(titlePrefix.length)}
        } else if (line.startsWith('- ')) {
            if (lastNode?.tagName !== 'ul') {
                if (lastNode)
                    html.push(lastNode)
                lastNode = {tagName: 'ul', text: ''}
            }
            lastNode.text+='<li>'  +line.slice(2) + '</li>'
        } else if (!line.trim()) {
            if (lastNode) html.push(lastNode)
            lastNode=null
        } else {

            if (lastNode?.tagName!=='p') {
                if(lastNode)
                html.push(lastNode)
                lastNode={tagName: 'p', text: ''}
            }
            lastNode.text+= line+' '
        }
    })
    if(lastNode){
        html.push(lastNode)
    }
    return html.map(h=>'<'+h.tagName+'>'+h.text.replace(/\bhttps?:\/\/[^\s<>]+/gi,a=>`<a href="${a}">${a}</a>`)+'</'+h.tagName+'>').join('\n')
}