function OnInit(initData) {
    initData.name = 'CompareDuration';
    initData.version = '2024-03-29';
    initData.url = 'https://resource.dopus.com/t/checking-audio-successfully-converted-finding-duplicate-audio-length-in-different-formats/49963';
    initData.desc = '';
    initData.default_enable = true;
    initData.min_version = '12.0';
}

function OnAddColumns(addColData) {
    var col = addColData.AddColumn();
    col.name = 'CompareDuration';
    col.method = 'OnColumn';
    col.type = 'double';
}

function OnColumn(scriptColData) {
    scriptColData.value = -999;
    var item = scriptColData.item;
    if (item.is_dir) return;

    var dtab = scriptColData.tab.lister.desttab;
    if (!dtab) return;
    if (!dtab.path) return;

    var fsu = DOpus.FSUtil();
    var destItem = fsu.GetItem(dtab.path + '\\' + item.name_stem + '.ogg');
    if (!fsu.Exists(destItem)) return;
    if (item.metadata != 'audio') return;
    if (destItem.metadata != 'audio') return;

    var gap = item.metadata.audio.duration - destItem.metadata.audio.duration;
    if (typeof gap != 'number') return;
    if (gap < 0) gap = -gap;
    scriptColData.value = gap;
}