// Released under the MIT/X11 license
// http://www.opensource.org/licenses/mit-license.php

// Are we debugging?
var debugFlag = true;

// For identification of graphics card
var manuChipStrs = [ [ "ATI Radeon", "ATI", "1002" ],
    [ "ATI Mobility Radeon", "ATI", "1002" ],
    [ "Intel Corporation", "INTEL", "8086" ], [ "NVIDIA", "NV", "10de" ] ];

// http://en.wikipedia.org/wiki/HSL_color_space
// when only the value of S is changed
// stupido!!! the string is value in hex for each color
var RHColor = new Color(158, 41, 43); // RGB 158, 41, 43; HSL 359, 1, 39
var FedoraColor = new Color(0, 40, 103); // RGB 0, 40, 103; HSL 359, 1, 39
var RawhideColor = new Color(0, 119, 0); // or "green", or RGB 0, 119, 0, or
                      // HSL
// 120, 0, 23
var RHITColor = new Color(102, 0, 102); // RGB 102, 0, 102; HSL 300, 0, 20

// [   126.386] (--) NOUVEAU(0): Chipset: "NVIDIA NVaf"
var logAnalyzeLogic = {
  "AnalyzeInterestingLine": {
  /*
  [   126.378] (--) PCI:*(0:4:0:0) 10de:08a0:106b:00c2 rev 162, Mem @ 0xd2000000/16777216, \
  0xc0000000/268435456, 0xd0000000/33554432, I/O @ 0x00001000/128, BIOS @ 0x????????/131072
  */
    re: [
      "^(\\[[ .0-9]+\\])?\\s*\\(--\\) PCI:\\*\\([0-9:]+\\)\\s*" +
        "([0-9a-f:]+).*$",
      "^\\s*\\[?[ 0-9.]*\\]?\\s*\\(--\\) "+
        "([A-Za-z]+)\\([0-9]?\\): Chipset: (.*)$",
        ],
    func: chipsetMagic
  },
  /*
  [   126.385] (WW) Falling back to old probe method for vesa
  [   126.385] (WW) Falling back to old probe method for fbdev
  [   126.386] (--) NOUVEAU(0): Chipset: "NVIDIA NVaf"
  Backtrace:

  [  33.158] Kernel command line: ro root=LABEL=root rd_NO_LUKS rd_NO_LVM rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYTABLE=us drm.debug=0x04

  */
  "AnalyzeXorgLogBacktrace": {
    re:  "^\\s*(\\[[0-9 .]*\\])?\\s*(\\((EE|WW)\\)|.* [cC]hipset:.*)|\\s*(Backtrace|Kernel command line)",
    func: analyzeXorg
  }
};

var ProfessionalProducts = [
  "Red Hat Enterprise Linux",
  "Red Hat Enterprise MRG"
];

// END OF CONSTANTS

var btSnippet = null;

function RHOnMessageHandler(msg) {
  switch (msg.cmd) {
  case "Error":
    alert("Error " + msg.data);
    break;
  case "Unhandled":
    break;
  case "AddAttachmentCallback":
    addAttachmentCallback(msg.data);
    break;
  case "FixAttachmentMIMECallback":
    XMLRPCcallback();
    break;
  case "AnalyzeInterestingLine":
  case "AnalyzeXorgLogBacktrace":
    findInterestingLine(msg.data, msg.cmd);
    break;
  case "queryUpstream":
    queryUpstreamCallback(msg.data, constantData.queryUpstreamBug);
    break;
  default:
    console.error("Error: unknown RPC call " + msg.toSource());
    break;
  }
}

// RHBugzillaPage object

/**
 * Auxiliary function to compute more complicated resolution
 */
function closeSomeRelease() {
  // for RAWHIDE close as RAWHIDE,
  // if active selection -> CURRENTRELEASE
  // and put the release version to
  // "Fixed in Version" textbox
  // otherwise -> NEXTRELEASE
  selectOption("bug_status", "CLOSED");
  var text = getSelection();
  var resolution = "";

  if (text.length > 0) {
    resolution = "CURRENTRELEASE";
    document.getElementById("cf_fixed_in").value = text;
  }
  else if (document.getElementById("version").value === "rawhide") {
    resolution = "RAWHIDE";
  }
  else {
    resolution = "NEXTRELEASE";
  }
  centralCommandDispatch("resolution", resolution);
}

/**
 * Additional commands specific for this subclass, overriding superclass one.
 */
function RHcentralCommandDispatch(cmdLabel, cmdParams) {
  switch (cmdLabel) {
  // Set up our own commands
  case "closeUpstream":
    addClosingUpstream();
    break;
  case "computeResolution":
    closeSomeRelease();
    break;
  case "queryStringUpstreamBugzilla":
    queryUpstream(constantData.queryUpstreamBug);
    break;
  case "sendBugUpstream":
    sendBugUpstream();
    break;
  case "markTriaged":
    markBugTriaged();
    break;
  case "chipMagic":
    console.myDebug("cmdParams = " + cmdParams.toSource());
    fillInWhiteBoard(cmdParams);
    break;
  // If we don't have it here, call superclass method
  default:
    console.error("Unknown command:\n" + cmdLabel + "\nparameters:\n" + cmdParams);
    break;
  }
}

/* === Bugzilla functions === */

/**
 * Make it sailent that the some attachments with bad MIME type are present
 *
 * @param atts Array of attachments subarrays
 * @return none
 */
function markBadAttachments(atts) {
  var badMIMEArray = [ "application/octet-stream", "text/x-log", "undefined" ];
  if (!constantData.passwordState.passAvailable) {
    console.myDebug("markBadAttachments : No password, no XML-RPC calls; sorry");
    return null;
  }

  var badAttachments = atts.filter(function(att) {
    return (isInList(att[2], badMIMEArray));
  });

  if (badAttachments.length > 0) {
    var titleElement = document.
        getElementsByClassName("bz_alias_short_desc_container")[0];
    titleElement.style.backgroundColor = "olive";

    createDeadLink("fixAllButton", "Fix all", titleElement, function() {
      Array.forEach(badAttachments, function(x) {
        fixAttachById(x[1], constantData.XMLRPCData[window.location.hostname].url);
      });
    }, [], false, null, "f");
    badAttachments.forEach(function(x, i, a) {
      addTextLink(x, constantData.XMLRPCData[window.location.hostname].url);
    });
  }
}

/**
 * Open a tab in the upstream bugzilla to create a new bug
 *
 * @return none
 */
function sendBugUpstream() {
  var urlStr = filterByRegexp(constantData.newUpstreamBug, getComponent());
  if (!urlStr) {
    return null;
  }

  postMessage(new Message("OpenBugUpstream", {
    url: urlStr,
    subject: document.getElementById("short_desc_nonedit_display").
      textContent.trim(),
    comment: collectComments()
  }));
}

/**
 * Add a link opening selected lines of Xorg.0.log
 *
 * @return none
 */
function addCheckXorgLogLink(attList) {
  if (config.xorglogAnalysis) {
    attList.forEach(function (row) {
      var elemS = row[4].getElementsByTagName("td");
      var elem = elemS[elemS.length - 1];
      createDeadLink("xorgLogAnalyzeLink", "check", elem,
          analyzeXorgLog, [row[1], "AnalyzeXorgLogBacktrace"], "br");
    });
  }
}

/**
 * Given line to be parsed, find out which chipset it is and fill in the
 * whiteboard
 *
 * @param PCIidArrObj object with two fields
 *    id Array manufacturer-ID and product-ID (PCI IDs)
 *    chipsetLine RE
 * @param driverStr String with the driver name
 * @return None
 */
function fillInWhiteBoard(PCIidArrObj) {
  var outStr = "";
  var cardIDStr = "";
  var cardIDArr = [];
  var cardName = "";
  var PCIid = (PCIidArrObj.id[0] + "," + PCIidArrObj.id[1]).toUpperCase();

  if (PCIidArrObj.id[0].toLowerCase() == "10de") {
    cardName = PCIidArrObj.chipsetLine[2].replace(/\s*nvidia\s*/ig,"").
      replace('"','','g');
  }
  else {
    try {
      cardName = constantData.chipNames[PCIid][0];
    } catch (e if e instanceof TypeError)  {
      PCIid = PCIid.toLowerCase().replace(",",":");
      postMessage(new Message("SetClipboard", PCIid.toString()));
      alert("PCI ID " + PCIid + " is not known!");
      return ; // early termination
    } catch (e) {
      throw e;
    }
  }

  console.myDebug("fillInWhiteBoard: cardName = " + cardName);
  clickMouse("editme_action");
  var titleElem = document.getElementById('short_desc');
  titleElem.value = '[' + cardName + ']\u00A0' + titleElem.value;
  document.getElementById("fillin_btn").style.display = "none";
}

/**
 * Get attached Xorg.0.log, parse it and find the value of chip. Does not fill
 * the whiteboard itself, just adds button to do so,paramList so that slow
 * XMLHttpRequest is done in advance.
 *
 * @param log array of XorgLogAttList
 * @return None
 */
function fillInChipMagic(XlogID) {
  analyzeXorgLog(XlogID, "AnalyzeInterestingLine");
}

function chipsetMagic (interestingLineArr) {
  // parse Xorg.0.log
  if (interestingLineArr.length >0) {
    var interestingArray = interestingLineArr[0];
    if (interestingArray.length > 1) {
      var interestingPCIID = interestingArray[2].trim().split(":");
      createNewButton("short_desc_nonedit_display", false, {
        "name": "Fill In",
        "chipMagic": {
          "id": interestingPCIID,
          "chipsetLine": interestingLineArr[1]
        },
      });
    }
  }
}

function analyzeXorg(results) {
  var innerString = "";

  if (results.length > 0) {
    results.splice(0, 1); // remove headers
    results.sort();

    results.forEach(function(lRE) {
      innerString += lRE.input + "<br>\n";
    });
    innerString += "----------<br>\n" +
      results.length + " interesting lines found.";
  }
  else {
    innerString += "No matching lines found!";
  }

  postMessage(new Message("OpenStringInPanel",
    '<!DOCTYPE html PUBLIC "-//IETF//DTD HTML 2.0//EN">' +
    "<html><head><title>Xorg.0.log analysis</title></head><body><pre>\n" +
    innerString.trim() +
    "\n</pre></body></html>"));
}

function analyzeXorgLog(attachID, backMsg) {
  postMessage(new Message("GetURL", {
    url: "https://" + window.location.hostname + "/attachment.cgi?id=" + attachID,
    backMessage: backMsg
  }));
}

function findInterestingLine(wholeLog, backMsg) {
  var REstr = logAnalyzeLogic[backMsg].re;
  var REarr = [];
  if (typeof REstr == "string") {
    REarr = [new RegExp(REstr)];
  }
  else if (Array.isArray(REstr)) {
    REarr = REstr.map(function (reone) {
      return new RegExp(reone);
    });
  }
  var results = [];
  wholeLog.split("\n").
    forEach(function(line) {
      REarr.forEach(function (re, reIdx) {
        if (re.test(line)) {
          results.push(re.exec(line));
        }
      });
    });
  logAnalyzeLogic[backMsg].func(results);
}

/**
 * Add information about the upstream bug upstream, and closing it.
 *
 * @param evt Event which called this handler
 * @return none
 */
function addClosingUpstream() {
  var refs = document.getElementById("external_bugs_table")
      .getElementsByTagName("tr");

  // that's a bad id, if there is a one. :)
  var inputBox = document.getElementById("inputbox");
  var externalBugID = 0;
  var wholeURL = "";

  // Fix missing ID on the external_id SELECT
   document.getElementsByName("external_id")[0].setAttribute("id",
      "external_id");

  if (inputBox.value.match(/^http.*/)) {
    externalBugID = getBugNoFromURL(inputBox.value);
    if (externalBugID) {
      inputBox.value = externalBugID;
    }
    // get bugzillaName and set the label
    var bugzillaName = getBugzillaName(wholeURL.host, constantData.bugzillaLabelNames);
    selectOptionByLabel("external_id", bugzillaName);
  }
  else if (!isNaN(inputBox.value)) {
    externalBugID = parseInt(inputBox.value, 10);
    var bugzillaHostname = document.getElementById("external_id").value;
    wholeURL = bugzillaHostname+"show_bug.cgi?id="+externalBugID;
  }
  else {
    // no inputBox.value -- maybe there is an external bug from
    // the previous commit?
  }

  // It is not good to close bug as UPSTREAM, if there is no reference
  // to the upstream bug.
  if ((externalBugID > 0) || (refs.length > 2)) {
    var msgStr = constantData.commentStrings.sentUpstreamString;
    msgStr = msgStr.replace("§§§", wholeURL);
    centralCommandDispatch("comment",msgStr);
    centralCommandDispatch("status", "CLOSED");
    centralCommandDispatch("resolution", "UPSTREAM");
  }
  else {
    console.myDebug("No external bug specified among the External References!");
  }
}

/**
 *
 */
function parseBacktrace (ret) {
  var signalHandler = new RegExp("^\\s*#[0-9]*\\s*<signal handler called>");
  var frameNo = new RegExp("^\\s*#([0-9]*)\\s");

  var splitArray = ret.split("\n");
  var i = 0, ii = splitArray.length;
  var outStr = "", curLine = "", numStr = "";
  var lineCounter = 0, endLineNo = 0;

  // TODO shouldn't we just cut off and analyze whole thread?
  while (i < ii) {
    if (signalHandler.test(splitArray[i])) {
      break;
    }
    i++;
  }

  if (i < ii) {
    lineCounter = parseInt(frameNo.exec(splitArray[i])[1], 10);
    endLineNo = lineCounter + NumberOfFrames;
    curLine = splitArray[i];
    while ((lineCounter < endLineNo) && (curLine.trim().length > 0)
        && (i < ii)) {
      outStr += curLine + '\n';
      numStr = frameNo.exec(curLine);
      if (numStr) {
        lineCounter = parseInt(numStr[1], 10);
      }
      i++;
      curLine = splitArray[i];
    }
    return outStr;
  }
  return "";
}

function RHBZinit() {
  // inheritance ... call superobject's constructor
  var AbrtRE = new RegExp("^\\s*\\[abrt\\]");
  var btSnippet = "";

  var chipMagicInterestingLine = "";

  // getBadAttachments
  var XorgLogAttList = [];
  var XorgLogAttListIndex = 0;
  var attachments = getAttachments();
  markBadAttachments(attachments);

  var parsedAttachments = attachments.filter(function (att) {
      return (new RegExp(titleParsedAttachment).test(att[0]));
    });

  if (constantData.defaultAssignee) {
    setDefaultAssignee();
  }

  // Dig out backtrace protection against double-firing?
  btSnippet = "";

  var parseAbrtBacktraces = config.parseAbrtBacktraces;
  if (parseAbrtBacktraces && AbrtRE.test(getSummary())) {
    pasteBacktraceInComments(parsedAttachments);
  }

  // Find out Xorg.0.log attachment URL
  XorgLogAttList = attachments.filter(function (value) {
    // Xorg.0.log must be text, otherwise we cannot parse it
    return (/[xX].*log/.test(value[0]) && /text/.test(value[2]));
  });
  // Just add a link to every Xorg.0.log link analyzing it.
  addCheckXorgLogLink(XorgLogAttList);

  setBranding(XorgLogAttList);

  // Uncheck "set default assignee" when the assignee is changed by other means
  document.getElementById("assigned_to").addEventListener("change",
    function() {
      changeAssignee(null);
    }, false);
}