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benedictchen/calculateYouTubePlaylistHours.js

Created May 6, 2018 16:45
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  1. benedictchen created this gist May 6, 2018.
    24 changes: 24 additions & 0 deletions calculateYouTubePlaylistHours.js
    View file
    Original file line number Diff line number Diff line change
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    const x = Array.prototype.map.call(document.querySelectorAll('iron-list#items .style-scope ytd-thumbnail-overlay-time-status-renderer'), ((node)=>node.textContent.trim()))

    var seconds = x.map((item)=> {
    let itemParts = item.split(':');
    let str = itemParts[itemParts.length - 1] || 0;
    return parseInt(str);
    }).reduce((prev, current) => prev + current);

    var minutes = x.map((item)=> {
    let itemParts = item.split(':');
    let str = itemParts[itemParts.length - 2] || 0;
    return parseInt(str);
    }).reduce((prev, current) => prev + current);

    var hours = x.map((item)=> {
    let itemParts = item.split(':');
    let str = itemParts[itemParts.length - 3] || 0;
    return parseInt(str);
    }).reduce((prev, current) => prev + current);

    minutes += seconds / 60;
    hours += minutes / 60;

    console.log(`total time in hours: ${hours}`);