/**
  Copyright (C) 2012-2017 by Autodesk, Inc.
  All rights reserved.

  BoXZY (Grbl) post processor configuration.

  $Revision: 42473 905303e8374380273c82d214b32b7e80091ba92e $
  $Date: 2019-09-04 00:46:02 $
  
  FORKID {B36C05D8-D948-4BC2-9620-A9FDE5D36CB3}
*/

description = "BoXZY (Grbl)";
vendor = "BoXZY";
vendorUrl = "http://www.boxzy.com";
legal = "Copyright (C) 2012-2017 by Autodesk, Inc.";
certificationLevel = 2;
minimumRevision = 24000;

longDescription = "Generic milling post for BoXZY.";

// LotusFly: extension = "nc";
extension = "txt";
setCodePage("ascii");

capabilities = CAPABILITY_MILLING;
tolerance = spatial(0.002, MM);

minimumChordLength = spatial(0.25, MM);
minimumCircularRadius = spatial(0.01, MM);
maximumCircularRadius = spatial(1000, MM);
minimumCircularSweep = toRad(0.01);
maximumCircularSweep = toRad(180);
allowHelicalMoves = true;
allowedCircularPlanes = 0; // circular interpolation is not supported

// user-defined properties
properties = {
  writeMachine: true, // write machine
  showSequenceNumbers: false, // show sequence numbers
  sequenceNumberStart: 10, // first sequence number
  sequenceNumberIncrement: 1, // increment for sequence numbers
  separateWordsWithSpace: true // specifies that the words should be separated with a white space
};

// user-defined property definitions
propertyDefinitions = {
  writeMachine: {title:"Write machine", description:"Output the machine settings in the header of the code.", group:0, type:"boolean"},
  showSequenceNumbers: {title:"Use sequence numbers", description:"Use sequence numbers for each block of outputted code.", group:1, type:"boolean"},
  sequenceNumberStart: {title:"Start sequence number", description:"The number at which to start the sequence numbers.", group:1, type:"integer"},
  sequenceNumberIncrement: {title:"Sequence number increment", description:"The amount by which the sequence number is incremented by in each block.", group:1, type:"integer"},
  separateWordsWithSpace: {title:"Separate words with space", description:"Adds spaces between words if 'yes' is selected.", type:"boolean"}
};

var gFormat = createFormat({prefix:"G", decimals:0});
var mFormat = createFormat({prefix:"M", decimals:0});

var xyzFormat = createFormat({decimals:(unit == MM ? 3 : 4), trim:false});
var feedFormat = createFormat({decimals:(unit == MM ? 1 : 2)});
// var toolFormat = createFormat({decimals:0});
// var rpmFormat = createFormat({decimals:0});
var secFormat = createFormat({decimals:3, forceDecimal:true}); // seconds - range 0.001-1000
// var taperFormat = createFormat({decimals:1, scale:DEG});

var xOutput = createVariable({prefix:"X", force:true}, xyzFormat);
var yOutput = createVariable({prefix:"Y", force:true}, xyzFormat);
var zOutput = createVariable({prefix:"Z", force:true}, xyzFormat);
var feedOutput = createVariable({prefix:"F", force:true}, feedFormat);
// var sOutput = createVariable({prefix:"S", force:true}, rpmFormat);

// circular output
var iOutput = createReferenceVariable({prefix:"I", force:true}, xyzFormat);
var jOutput = createReferenceVariable({prefix:"J", force:true}, xyzFormat);
// var kOutput = createReferenceVariable({prefix:"K", force:true}, xyzFormat);

var gMotionModal = createModal({force:true}, gFormat); // modal group 1 // G0-G3, ...
// var gPlaneModal = createModal({onchange:function () {gMotionModal.reset();}}, gFormat); // modal group 2 // G17-19
var gAbsIncModal = createModal({}, gFormat); // modal group 3 // G90-91
// var gFeedModeModal = createModal({}, gFormat); // modal group 5 // G93-94
var gUnitModal = createModal({}, gFormat); // modal group 6 // G20-21

// collected state
var sequenceNumber;
var currentWorkOffset;

/**
  Writes the specified block.
*/
function writeBlock() {
  if (properties.showSequenceNumbers) {
    writeWords2("N" + sequenceNumber, arguments);
    sequenceNumber += properties.sequenceNumberIncrement;
  } else {
    writeWords(arguments);
  }
}

function formatComment(text) {
  return "(" + String(text).replace(/[()]/g, "") + ")";
}

/**
  Output a comment.
*/
function writeComment(text) {
  writeln(formatComment(text));
}

function onOpen() {
  if (!properties.separateWordsWithSpace) {
    setWordSeparator("");
  }

  sequenceNumber = properties.sequenceNumberStart;

  if (programName) {
    writeComment(programName);
  }
  if (programComment) {
    writeComment(programComment);
  }

  // dump machine configuration
  var vendor = machineConfiguration.getVendor();
  var model = machineConfiguration.getModel();
  var description = machineConfiguration.getDescription();

  if (properties.writeMachine && (vendor || model || description)) {
    writeComment(localize("Machine"));
    if (vendor) {
      writeComment("  " + localize("vendor") + ": " + vendor);
    }
    if (model) {
      writeComment("  " + localize("model") + ": " + model);
    }
    if (description) {
      writeComment("  " + localize("description") + ": "  + description);
    }
  }

  switch (unit) {
  case IN:
    error(localize("Please select millimeters as unit when post processing. Inch mode is not recommended by the BoXZY team."));
    return;
    // writeBlock(gUnitModal.format(20));
    // break;
  case MM:
    writeBlock(gUnitModal.format(21));
    break;
  }

  // absolute coordinates
  writeBlock(gAbsIncModal.format(90));

  // LotusFly: spindle start
  writeWords("M03");

  writeBlock(gFormat.format(92), xOutput.format(0), yOutput.format(0), zOutput.format(0));
  forceXYZ();
}

function onComment(message) {
  writeComment(message);
}

/** Force output of X, Y, and Z. */
function forceXYZ() {
  xOutput.reset();
  yOutput.reset();
  zOutput.reset();
}

/** Force output of X, Y, Z, and F on next output. */
function forceAny() {
  forceXYZ();
  feedOutput.reset();
}

function onSection() {
  
  var retracted = false; // specifies that the tool has been retracted to the safe plane

  writeln("");
  
  if (hasParameter("operation-comment")) {
    var comment = getParameter("operation-comment");
    if (comment) {
      writeComment(comment);
    }
  }

  // tool change not supported

  forceXYZ();

  { // pure 3D
    var remaining = currentSection.workPlane;
    if (!isSameDirection(remaining.forward, new Vector(0, 0, 1))) {
      error(localize("Tool orientation is not supported."));
      return;
    }
    setRotation(remaining);
  }

  // coolant not supported

  forceAny();

  var initialPosition = getFramePosition(currentSection.getInitialPosition());
  if (!retracted) {
    if (getCurrentPosition().z < initialPosition.z) {
      writeBlock(gMotionModal.format(0), zOutput.format(initialPosition.z));
    }
  }

  if (retracted || isFirstSection() || true) { // we pull up Z above if we start lower
    gMotionModal.reset();

    writeBlock(
      gAbsIncModal.format(90),
      gMotionModal.format(0),
      xOutput.format(initialPosition.x),
      yOutput.format(initialPosition.y),
      zOutput.format(initialPosition.z)
    );
  } else {
    writeBlock(
      gAbsIncModal.format(90),
      gMotionModal.format(0),
      xOutput.format(initialPosition.x),
      yOutput.format(initialPosition.y)
    );
  }
}

function onDwell(seconds) {
  if (seconds > 99999.999) {
    warning(localize("Dwelling time is out of range."));
  }
  seconds = clamp(0.001, seconds, 99999.999);
  writeBlock(gFormat.format(4), "P" + secFormat.format(seconds));
}

function onSpindleSpeed(spindleSpeed) {
  writeBlock(sOutput.format(spindleSpeed));
  //writeBlock(sOutput.format(11000), mFormat.format(3));
}

var pendingRadiusCompensation = -1;

function onRadiusCompensation() {
  pendingRadiusCompensation = radiusCompensation;
}

function onRapid(_x, _y, _z) {
  var x = xOutput.format(_x);
  var y = yOutput.format(_y);
  var z = zOutput.format(_z);
  if (x || y || z) {
    if (pendingRadiusCompensation >= 0) {
      error(localize("Radius compensation mode cannot be changed at rapid traversal."));
      return;
    }
    writeBlock(gMotionModal.format(0), x, y, z);
    feedOutput.reset();
  }
}

function onLinear(_x, _y, _z, feed) {
  // at least one axis is required
  if (pendingRadiusCompensation >= 0) {
    // ensure that we end at desired position when compensation is turned off
    xOutput.reset();
    yOutput.reset();
  }
  var x = xOutput.format(_x);
  var y = yOutput.format(_y);
  var z = zOutput.format(_z);
  var f = feedOutput.format(feed);
  if (x || y || z) {
    if (pendingRadiusCompensation >= 0) {
      error(localize("Radius compensation mode is not supported."));
      return;
    } else {
      writeBlock(gMotionModal.format(1), x, y, z, f);
    }
  } else if (f) {
    if (getNextRecord().isMotion()) { // try not to output feed without motion
      feedOutput.reset(); // force feed on next line
    } else {
      writeBlock(gMotionModal.format(1), f);
    }
  }
}

function onRapid5D(_x, _y, _z, _a, _b, _c) {
  error(localize("Multi-axis motion is not supported."));
}

function onLinear5D(_x, _y, _z, _a, _b, _c, feed) {
  error(localize("Multi-axis motion is not supported."));
}

function onCircular(clockwise, cx, cy, cz, x, y, z, feed) {
  // one of X/Y and I/J are required and likewise
  
  if (pendingRadiusCompensation >= 0) {
    error(localize("Radius compensation cannot be activated/deactivated for a circular move."));
    return;
  }

  var start = getCurrentPosition();

  if (isFullCircle()) {
    if (isHelical()) {
      linearize(tolerance);
      return;
    }
    switch (getCircularPlane()) {
    case PLANE_XY:
      writeBlock(gMotionModal.format(clockwise ? 2 : 3), xOutput.format(x), iOutput.format(cx - start.x, 0), jOutput.format(cy - start.y, 0), feedOutput.format(feed));
      break;
    /*
    case PLANE_ZX:
      writeBlock(gPlaneModal.format(18), gMotionModal.format(clockwise ? 2 : 3), zOutput.format(z), iOutput.format(cx - start.x, 0), kOutput.format(cz - start.z, 0), feedOutput.format(feed));
      break;
    case PLANE_YZ:
      writeBlock(gPlaneModal.format(19), gMotionModal.format(clockwise ? 2 : 3), yOutput.format(y), jOutput.format(cy - start.y, 0), kOutput.format(cz - start.z, 0), feedOutput.format(feed));
      break;
    */
    default:
      linearize(tolerance);
    }
  } else {
    switch (getCircularPlane()) {
    case PLANE_XY:
      writeBlock(gMotionModal.format(clockwise ? 2 : 3), xOutput.format(x), yOutput.format(y), zOutput.format(z), iOutput.format(cx - start.x, 0), jOutput.format(cy - start.y, 0), feedOutput.format(feed));
      break;
    /*
    case PLANE_ZX:
      writeBlock(gPlaneModal.format(18), gMotionModal.format(clockwise ? 2 : 3), xOutput.format(x), yOutput.format(y), zOutput.format(z), iOutput.format(cx - start.x, 0), kOutput.format(cz - start.z, 0), feedOutput.format(feed));
      break;
    case PLANE_YZ:
      writeBlock(gPlaneModal.format(19), gMotionModal.format(clockwise ? 2 : 3), xOutput.format(x), yOutput.format(y), zOutput.format(z), jOutput.format(cy - start.y, 0), kOutput.format(cz - start.z, 0), feedOutput.format(feed));
      break;
    */
    default:
      linearize(tolerance);
    }
  }
}

var mapCommand = {
  COMMAND_STOP:0,
  COMMAND_END:2,
  COMMAND_SPINDLE_CLOCKWISE:3,
  COMMAND_SPINDLE_COUNTERCLOCKWISE:4,
  COMMAND_STOP_SPINDLE:5
};

function onCommand(command) {
  switch (command) {
  case COMMAND_START_SPINDLE:
    onCommand(tool.clockwise ? COMMAND_SPINDLE_CLOCKWISE : COMMAND_SPINDLE_COUNTERCLOCKWISE);
    return;
  case COMMAND_LOCK_MULTI_AXIS:
    return;
  case COMMAND_UNLOCK_MULTI_AXIS:
    return;
  case COMMAND_BREAK_CONTROL:
    return;
  case COMMAND_TOOL_MEASURE:
    return;
  }

  var stringId = getCommandStringId(command);
  var mcode = mapCommand[stringId];
  if (mcode != undefined) {
    writeBlock(mFormat.format(mcode));
  } else {
    onUnsupportedCommand(command);
  }
}

function onSectionEnd() {
  forceAny();
}

function onClose() {
}
