let csound;

​

let csdCode = `

<CsoundSynthesizer>

<CsOptions>

-odac

</CsOptions>

<CsInstruments>

sr = 44100

ksmps = 32

nchnls = 2

0dbfs = 1

​

gisample ftgen 1, 0, 0, 1, "TEST.WAV", 0, 0, 0

​

instr 1

    if ftchnls(p1) == 1 then

        asigl loscil 0.5, 1, p1, 1, 0

        asigr = asigl

    elseif ftchnls(p1) == 2 then

        asigl, asigr loscil 0.5, 1, p1, 1, 0

    endif

    ; asigr diskin2 "TEST.WAV", 1

    asigl = asigr

  outs asigr, asigl

endin

​

</CsInstruments>

<CsScore>

;f0 z

</CsScore>

</CsoundSynthesizer>

​

`

​

//imports files for use with Csound

// function CopyUrlToLocal(name, callback = null) {

//   var xmlHttpRequest = new XMLHttpRequest();

//   xmlHttpRequest.onload = function() {

//     var data = new Uint8Array(xmlHttpRequest.response);

//     csound.writeToFS(name, data);

//   };

//   xmlHttpRequest.open("get", name, true);

//   xmlHttpRequest.responseType = "arraybuffer";

//   xmlHttpRequest.send(null);

// }

​

//Steven's version

function CopyUrlToLocal(name, file, callback = null) {

  var xmlHttpRequest = new XMLHttpRequest();

  xmlHttpRequest.onload = function() {

    var data = new Uint8Array(xmlHttpRequest.response);

    csound.writeToFS(name, data);

  };

  xmlHttpRequest.open("get", file, true);

  xmlHttpRequest.responseType = "arraybuffer";

  xmlHttpRequest.send(null);

}

​

async function loadResources(csound, filesArray) {

  for (let i = 0; i < filesArray.length; i++) {

    const fileUrl = "TEST.WAV"//filesArray[i];

    const serverUrl = filesArray[i];//`${process.env.PUBLIC_URL}/${fileUrl}`;

    //   console.log(serverUrl);

    const f = await fetch(serverUrl);

    const fName = fileUrl.substring(fileUrl.lastIndexOf("/") + 1);

    // const path = `/${dirToSave}/${fName}`;

    const path = `${fName}`;

    const buffer = await f.arrayBuffer();

    // console.log(path, buffer);

    await csound.writeToFS(path, buffer);

  }

  return true;

}

​

async function startCsound() {

  csound = new CsoundObj();

  //use this code to load a .csd file and have Csound compile and start it

  // fetch('looper.txt').then((response) => {

  //   response.arrayBuffer().then((buf) => {

  //     csound.writeToFS('looper.txt', buf);

  // csound.compileCSD('looper.txt');

  // CopyUrlToLocal("myFile.WAV", "HC75.WAV");

  const resources = ["HC75.WAV"];

  console.log(resources);

  await loadResources(csound, resources);

  csound.compileCSD(csdCode);

  csound.start();

  csound.readScore("f0 z");

  csoundLoaded = true;

  // })

  // })

​

  //import the four audio samples included with this project

  // CopyUrlToLocal("HC75.WAV","HC75.WAV");

}

​

CsoundObj.initialize().then(() => {

  startCsound();

});