var cmd = DOpus.Create().Command();
var fsu = DOpus.FSUtil();
var CRLF = '\r\n';
var re = new RegExp('(' + CRLF + ')+', 'gi');

function OnInit(initData) {
    initData.name = 'RenameTabItemCount';
    initData.version = '2025-03-22';
    initData.url = 'https://resource.dopus.com/t/item-count-in-tab-name/43276';
    initData.desc = 'Show number of items in folder tab';
    initData.default_enable = true;
    initData.min_version = '13.14';

    initData.config = DOpus.Create().OrderedMap();
    initData.config_desc = DOpus.Create().OrderedMap();
    initData.config_groups = DOpus.Create().OrderedMap();

    initData.config_desc('logLevel') = 'Set level of logging';
    initData.config_groups('logLevel') = 'Misc';
    initData.config.logLevel = DOpus.Create.Vector(1,
        'none',
        'standard',
        'max');
}

function OnActivateLister(activateListerData) {
    var logText = '*** OnActivateLister active=' + activateListerData.active;
    if (activateListerData.active) {
        logText = AppendItemCount(activateListerData.lister.activetab, logText);
    }
    Log(1, logText);
}

function OnActivateTab(activateTabData) {
    var logText = '*** OnActivateTab';
    logText = AppendItemCount(activateTabData.newtab, logText);
    Log(1, logText);
}

function OnAfterFolderChange(afterFolderChangeData) {
    var logText = '*** OnAfterFolderChange';
    logText = AppendItemCount(afterFolderChangeData.tab, logText);
    Log(1, logText);
}

function OnDisplayModeChange(displayModeChangeData) {
    var logText = '*** OnDisplayModeChange';
    logText = AppendItemCount(displayModeChangeData.tab, logText);
    Log(1, logText);
}

function OnDoubleClick(doubleClickData) {
    var logText = '*** OnDoubleClick';
    logText = AppendItemCount(doubleClickData.tab, logText);
    Log(1, logText);
}

function OnOpenLister(openListerData) {
    var logText = '*** OnOpenLister after=' + openListerData.after;
    if (openListerData.after) {
        logText = AppendItemCount(openListerData.lister.activetab, logText);
    }
    Log(1, logText);
    return !openListerData.after;
}

function OnOpenTab(openTabData) {
    var logText = '*** OnOpenTab';
    logText = AppendItemCount(openTabData.tab, logText);
    Log(1, logText);
}

function OnSourceDestChange(sourceDestChangeData) {
    var logText = '*** OnSourceDestChange';
    logText = AppendItemCount(sourceDestChangeData.tab, logText);
    Log(1, logText);
}

function OnTabClick(tabClickData) {
    var logText = '*** OnTabClick';
    logText = AppendItemCount(tabClickData.tab, logText);
    Log(1, logText);
}

function AppendItemCount(tab, logText) {
    if (!tab) {
        logText += CRLF + '<#%error_text>No tab</#>';
        return logText;
    }

    if (!tab.lister) {
        logText += CRLF + '<#%error_text>No lister for tab</#>';
        return logText;
    }

    if (!tab.lister.tabs) {
        logText += CRLF + '<#%error_text>No tabs in lister</#>';
        return logText;
    }

    logText += CRLF +
        'lister: ' + tab.lister +
        '\ttabsleft=' + tab.lister.tabsleft.count +
        '\ttabsright=' + tab.lister.tabsright.count;

    for (var e = new Enumerator(tab.lister.tabs); !e.atEnd(); e.moveNext()) {
        var tab = e.item();

        cmd.SetSourceTab(tab);
        cmd.RunCommand('Go REFRESH=source');

        tab.Update();

        var logLine = CRLF + 'tab.path ' + (tab.right ? '(R)' : '(L)') + ':\t' + tab.path;
        while (logLine.length < 80) logLine += ' ';

        if (!String(tab.path)) {
            logText += logLine + '<#%error_text>No path in tab</#>' + CRLF;
            continue;
        }

        // var itemCount = tab.all.count;
        // var itemCount = tab.dirs.count;
        var itemCount = tab.files.count;
        itemCount = itemCount > 0 ? ' (' + itemCount + ')' : '';

        var cmdLine = 'Go TABNAME="%N' + itemCount + '"';

        cmd.SetSourceTab(tab);
        cmd.RunCommand(cmdLine);

        logText += logLine + cmdLine + CRLF;
    }

    logText = CRLF + logText.replace(re, CRLF);

    return logText;
}

function Log(level, str, time) {
    var logLevel = Script.config ? Script.config.logLevel : 2;
    if (!logLevel) return;
    if (!level) return;
    if (level > logLevel) return;
    if (time) {
        var currTime = DOpus.Create().Date();
        str = padTime(currTime + currTime.ms - time - time.ms) + ' ' + str;
    }
    if (logLevel < 2 && str.indexOf('<#%error_text>') < 0) return;
    DOpus.Output(str);
}