Refactor and simplify Ableton exporter builders logic

src/lib/exporters/ableton/builders.ts

@@ -52,7 +52,6 @@ import {
   fixIds,
   getId,
   gzipString,
-  koEnvRangeToSeconds,
   loadTemplate,
   resetIds,
   TIME_SIGNATURES,
@@ -65,30 +64,16 @@ let _localTrackColor = -1;
 let _localGroupTrackColor = -1;
 
 const MIN_CLIP_LAUNCHER_SCENES = 8;
+const SIMPLER_FADE_IN_MS = 0;
+const SIMPLER_FADE_OUT_MS = 5;
+const SIMPLER_ATTACK_MS = 0.1;
+const SIMPLER_RELEASE_MS = 50;
 type AbletonVersion = '10' | '11';
 
 function getAbletonVersion(exporterParams: ExporterParams): AbletonVersion {
   return exporterParams.abletonVersion === '10' ? '10' : '11';
 }
 
-function simplerEnvelopeMilliseconds(
-  value: number,
-  soundLength: number,
-  oneshot: boolean,
-  invertValue: boolean = false,
-) {
-  const convertedValue = invertValue ? 255 - value : value;
-  const milliseconds = koEnvRangeToSeconds(convertedValue, soundLength) * 1000;
-  return oneshot ? Math.min(2000, milliseconds) : milliseconds;
-}
-
-function simplerPlaybackDuration(koTrack: AblTrack) {
-  const trimmedFrames = koTrack.trimRight - koTrack.trimLeft;
-  return trimmedFrames > 0 && koTrack.sampleRate > 0
-    ? trimmedFrames / koTrack.sampleRate
-    : koTrack.soundLength;
-}
-
 function setColorValue(node: any, value: number) {
   const color = node.Color || node.ColorIndex;
   color['@Value'] = value;
@@ -129,12 +114,7 @@ export function assignDeviceListIds(devices: Record<string, any>[]) {
   });
 }
 
-function targetFor(
+function targetFor(parameter: any): AbletonAutomationTarget {
-  parameter: any,
-  maxValue?: number,
-  soundLength?: number,
-  invertValue?: boolean,
-): AbletonAutomationTarget {
   const automationTarget =
     parameter?.AutomationTarget?.['@Id'] === undefined
       ? undefined
@@ -142,9 +122,6 @@ function targetFor(
   return {
     arrangement: automationTarget,
     session: automationTarget,
-    maxValue,
-    soundLength,
-    invertValue,
     staticValue:
       parameter?.Manual?.['@Value'] === undefined ? undefined : Number(parameter.Manual['@Value']),
   };