// Shared helpers for the YAPF Photoshop scripts.
// Copyright 2026 Nexoniarz — Apache License 2.0.
//
// The scripts convert through the `yapf` command-line tool.  It is looked
// up next to these scripts first (yapf.exe / yapf), then on the PATH.

var YAPF_IS_WINDOWS = $.os.indexOf("Windows") !== -1;

function yapfQuote(s) {
    return '"' + String(s).replace(/"/g, '\\"') + '"';
}

function yapfTool() {
    var here = new File($.fileName).parent;
    var names = YAPF_IS_WINDOWS ? ["yapf.exe"] : ["yapf"];
    for (var i = 0; i < names.length; i++) {
        var f = new File(here.fsName + "/" + names[i]);
        if (f.exists) return f.fsName;
    }
    return names[0];                              // rely on the PATH
}

// Runs the tool; returns true when `expectOut` was produced.
function yapfRun(args, expectOut) {
    var cmd = yapfQuote(yapfTool());
    for (var i = 0; i < args.length; i++) cmd += " " + (args[i].charAt(0) === "-" ? args[i] : yapfQuote(args[i]));
    if (YAPF_IS_WINDOWS) cmd = '"' + cmd + '"';    // cmd.exe strips one pair of quotes
    if (expectOut.exists) expectOut.remove();
    app.system(cmd);
    return expectOut.exists;
}

function yapfTempFile(ext) {
    return new File(Folder.temp.fsName + "/yapf_" + new Date().getTime() + "_" +
                    Math.floor(Math.random() * 1e6) + ext);
}

var YAPF_TOOL_HELP =
    "The 'yapf' command-line tool was not found or failed.\n\n" +
    "Put yapf" + (YAPF_IS_WINDOWS ? ".exe" : "") + " in the same folder as this script, " +
    "or add it to your PATH.\nDownload or build it: https://github.com/Nexoniarz/YAPF";