header={
  "chef": "BeatRig",
  "recipe_version": "0.298",
  "title": "Referenced Loudness",
  "description": "Normalise one file and all others relative to it.",
  "spice": "BQ==:G+Hy36kJcnQQYYavb/JV2Il6eCYr6h4hRJHCF9rRbhX5BcazL6cuTgUMdz0xA50VWA5PmmV0Q7aWkiUtNFtbk991l+t0e8IBXMReMIT1GNjnZZDv7n2YRAo0xcSQbY0ixjG6LLH4wGKnspKAoA/v69iLn6N2IH0XzIZwTGdHSo4=",
  "flavour": "Kc2pygThLLqsZD6pJcFbol7xFjDIa2+ROvYDnpqp5w9nBvSRHPU1Ze43YPsOv8QP7D2+FQlvaAIMgB+quZRQtbdFfZHaNALW3eUSdxGXQTOwjOWnyyNbzwDYXgRXQ5p2rIydVscSEmhcbKZw8DAdif19kK/lvSTccIuM+ByEFjg=",
  "time": 1723931231,
  "magnetron_version": "1.0.317",
  "category": "Audio",
  "core_version": "0.6.4",
  "palette": "Clean Slate",
  "dependencies": "",
  "instructions": "",
  "tags": "",
  "type": "default",
  "os": "windows,macOS",
  "functions": "main",
  "uuid": "5fd3af03de9e4ed98502a2e9eddcbd85"
};


// =============================================================================
function main()
{

    // ------------------------------------
    setMainMessage("preparing");
    setProgress(0);
    validateInputFile();

    // ------------------------------------
    // GET ALL FILES FROM THE APP
    var files = getFiles();


    // CHECK IF THERE IS AT LEAST ONE FILE
    if(files.length < 1){
        dialog("No files ","Add files before running the recipe.","w");
        break;
        }

    // ------------------------------------
    // DIALOG
    var r = dial(files);

    // CANCELLED
    if ( r.confirm != 1 ) {  break; }

    var ref_id = parseInt(r.reference.split(';')[0]);

    // ------------------------------------
    // REFERENCE LOUDNESS 
    setMainMessage("Analysing file "+i+"/"+files.length);

    // FILE PROPERTIES
    var f = files[ref_id];

    // ------------------------------------
    // FILE LOUDNESS AND PEAK
    var settings = {};
        settings["AdjustTargetType"] = "LU";
        settings["AdjustTargetLevel"] = 0.;
        settings["RelativeGate"] = -10.;
        settings["DialogGate"] = false;
        settings["CalibrationLU"] = r.lufs;

    var refSpecs = levelFileAnalyse( f.path, settings);
    var adjust = refSpecs.AdjustLevel;

    // ------------------------------------
    // PROCESS THE FILES
    setMainMessage("processing");

    var path = getPathInfo( files[ref_id].path );
    var export_folder = path.folder+gvar.pss+'Normalised'+gvar.pss;
    makeFolder(export_folder );

    // ------------------------------------
    // PROCESS THE FILES
    for (i=0;i<files.length;i++)
    {

        // ----------------
        // ANALYSE INPUT FILE
        setMainMessage("Analysing file "+i+"/"+files.length);

        var settings = {};
        settings["AdjustTargetType"] = "LU";
        settings["AdjustTargetLevel"] = 0.;
        settings["RelativeGate"] = -10.;
        settings["DialogGate"] = false;
        settings["CalibrationLU"] = r.lufs;

        var inSpecs = levelFileAnalyse( files[i].path, settings);


        // ----------------
        // PROCESSING
        setMainMessage("Processing file "+i+"/"+files.length);

        var path = getPathInfo( files[i].path );
        var outfile = export_folder+path.filename;

        var properties = {
            "AdjustLevel_NoLimit" : adjust,
            "NeedLimiting" : true,
            "LimitThresholddB" : -1.,
            };

        levelFileProcess(files[i].path, outfile, properties);

        // ----------------
        // ANALYSE INPUT FILE
        setMainMessage("Analysing file "+i+"/"+files.length);

        var settings = {};
        settings["AdjustTargetType"] = "LU";
        settings["AdjustTargetLevel"] = 0.;
        settings["RelativeGate"] = -10.;
        settings["DialogGate"] = false;
        settings["CalibrationLU"] = r.lufs;

        var outSpecs = levelFileAnalyse( outfile, settings);


        // ----------------
        // SET STATUS
        files[i]['file_icon'] = (i==ref_id ? "CheckSquare" : "check");
        files[i]['file_icon_color'] = "FF00aa00";
        files[i]['file_status'] = "Done "+(i==ref_id ? " (REF. FILE)" : "");
        files[i]['file_tooltip'] = 
            "Input:\n"
            +"Loudness: "+toFixed(inSpecs.LUFS, 1)+"LU\n"
            +"TruePeak: "+toFixed(inSpecs.TruePeak, 1)+"dBTP\n"
            +"- - - - - - - - - - - - -\n"
            +"Adjust:\n"
            +"Gain: "+toFixed(adjust, 1)+"dB\n"
            +"- - - - - - - - - - - - -\n"
            +"Output:\n"
            +"Loudness: "+toFixed(outSpecs.LUFS, 1)+"LU\n"
            +"TruePeak: "+toFixed(outSpecs.TruePeak, 1)+"dBTP\n";

        // UPDATE LIST
        setFiles(files);
    }

    // ------------------------------------
    // ALL DONE
    setProgress(100);
    setMainMessage(" ");

    // ------------------------------------
    }


// =============================================================================
function validateInputFile()
{
    var files = getFiles();
    var valid = [];

    for (i=0;i<files.length;i++)
    {
        var path = getPathInfo( files[i].path );
        if( path.ext == "wav" || path.ext == "aif" || path.ext == "aiff" )
        {
            valid.push({
                index: i,
                path: files[i].path,
                idpath: files[i].idpath,
                file_icon: 'square',
                file_icon_color: 'FFdddddd',
                file_status: '',
                file_tooltip: '',
                file_show_tooltip: false,
                });
        }
    }

    // UPDATE FILES LIST
    setFiles(valid);
    }


// =============================================================================
function LevelFileAnalyse_Progress(file, progress) {
    setProgress(50 * progress);
    }


// =============================================================================
function LevelFileProcess_Progress(file, progress) {
    setProgress(50 + (50 * progress));
    }


// =============================================================================
function dial(files){

    // FILES 
    var dial_opt_files = [];
    for (i=0;i<files.length;i++){
        var path = getPathInfo(files[i].path);
        dial_opt_files.push(i+"; "+path.filename);
        }


    // DIALOG OPTIONS
    var opts = {
        "label_reference" : {
            "type" : "text",
            "label" : "Select the reference file",
            "just" : "l",
            "bounds" : { 
                "x": 20, 
                "y" : 100, 
                "w" : 400, 
                }, 
            },

        "reference" : {
            "type" : "combobox",
            "default" : dial_opt_files[0],
            "items" : dial_opt_files,
            "bounds" : { 
                "x": 20, 
                "y" : 140, 
                "w" : 400, 
                }, 
            },

        "label_main" : {
            "type" : "text",
            "label" : "Select the target loudness",
            "just" : "l",
            "bounds" : { 
                "x": 20, 
                "y" : 200, 
                "w" : 400, 
                }, 
            },

        "lufs": { 
            "type": "slider", 
            "style": "slider_h",
            "visible": true, 
            "range" : { 
                "min": -99., 
                "max" : 0, 
                "interval" : 0.1, 
                "decimals" : 1 
                }, 
            "bounds" : {
                "w" : 300,
                "x" : 20,
                "y" : 240,
                }, 
            "value": -23. 
            },

        "label_lufs" : {
            "type" : "text",
            "label" : "LUFS",
            "just" : "r",
            "bounds" : { 
                "x": 310, 
                "y" : 240, 
                "w" : 100, 
                }, 
            },

        "confirm" : {
            "type" : "button",
            "label" : "ok",
            "returns" : 1,
            "bounds" : { 
                "x": 20, 
                "y" : 320, 
                "w" : 400,    
                },
            },
        };

    // DIALOG
    var r = dialog("", "", "i", opts );

    // RETURN
    return r;
    }

function dialog_callback(props)
{
    
}