// CodeMirror, copyright © by Marijn Haverbeke and others // Distributed under an MIT license: codemirror.net/LICENSE

(function(mod) {

if (typeof exports == "object" && typeof module == "object") // CommonJS
  mod(require("../../lib/codemirror"));
else if (typeof define == "function" && define.amd) // AMD
  define(["../../lib/codemirror"], mod);
else // Plain browser env
  mod(CodeMirror);

})(function(CodeMirror) {

"use strict";

CodeMirror.defineMode("ttcn-cfg", function(config, parserConfig) {
  var indentUnit = config.indentUnit,
      keywords = parserConfig.keywords || {},
      fileNCtrlMaskOptions = parserConfig.fileNCtrlMaskOptions || {},
      externalCommands = parserConfig.externalCommands || {},
      multiLineStrings = parserConfig.multiLineStrings,
      indentStatements = parserConfig.indentStatements !== false;
  var isOperatorChar = /[\|]/;
  var curPunc;

  function tokenBase(stream, state) {
    var ch = stream.next();
    if (ch == '"' || ch == "'") {
      state.tokenize = tokenString(ch);
      return state.tokenize(stream, state);
    }
    if (/[:=]/.test(ch)) {
      curPunc = ch;
      return "punctuation";
    }
    if (ch == "#"){
      stream.skipToEnd();
      return "comment";
    }
    if (/\d/.test(ch)) {
      stream.eatWhile(/[\w\.]/);
      return "number";
    }
    if (isOperatorChar.test(ch)) {
      stream.eatWhile(isOperatorChar);
      return "operator";
    }
    if (ch == "["){
      stream.eatWhile(/[\w_\]]/);
      return "number sectionTitle";
    }

    stream.eatWhile(/[\w\$_]/);
    var cur = stream.current();
    if (keywords.propertyIsEnumerable(cur)) return "keyword";
    if (fileNCtrlMaskOptions.propertyIsEnumerable(cur))
      return "negative fileNCtrlMaskOptions";
    if (externalCommands.propertyIsEnumerable(cur)) return "negative externalCommands";

    return "variable";
  }

  function tokenString(quote) {
    return function(stream, state) {
      var escaped = false, next, end = false;
      while ((next = stream.next()) != null) {
        if (next == quote && !escaped){
          var afterNext = stream.peek();
          //look if the character if the quote is like the B in '10100010'B
          if (afterNext){
            afterNext = afterNext.toLowerCase();
            if(afterNext == "b" || afterNext == "h" || afterNext == "o")
              stream.next();
          }
          end = true; break;
        }
        escaped = !escaped && next == "\\";
      }
      if (end || !(escaped || multiLineStrings))
        state.tokenize = null;
      return "string";
    };
  }

  function Context(indented, column, type, align, prev) {
    this.indented = indented;
    this.column = column;
    this.type = type;
    this.align = align;
    this.prev = prev;
  }
  function pushContext(state, col, type) {
    var indent = state.indented;
    if (state.context && state.context.type == "statement")
      indent = state.context.indented;
    return state.context = new Context(indent, col, type, null, state.context);
  }
  function popContext(state) {
    var t = state.context.type;
    if (t == ")" || t == "]" || t == "}")
      state.indented = state.context.indented;
    return state.context = state.context.prev;
  }

  //Interface
  return {
    startState: function(basecolumn) {
      return {
        tokenize: null,
        context: new Context((basecolumn || 0) - indentUnit, 0, "top", false),
        indented: 0,
        startOfLine: true
      };
    },

    token: function(stream, state) {
      var ctx = state.context;
      if (stream.sol()) {
        if (ctx.align == null) ctx.align = false;
        state.indented = stream.indentation();
        state.startOfLine = true;
      }
      if (stream.eatSpace()) return null;
      curPunc = null;
      var style = (state.tokenize || tokenBase)(stream, state);
      if (style == "comment") return style;
      if (ctx.align == null) ctx.align = true;

      if ((curPunc == ";" || curPunc == ":" || curPunc == ",")
          && ctx.type == "statement"){
        popContext(state);
      }
      else if (curPunc == "{") pushContext(state, stream.column(), "}");
      else if (curPunc == "[") pushContext(state, stream.column(), "]");
      else if (curPunc == "(") pushContext(state, stream.column(), ")");
      else if (curPunc == "}") {
        while (ctx.type == "statement") ctx = popContext(state);
        if (ctx.type == "}") ctx = popContext(state);
        while (ctx.type == "statement") ctx = popContext(state);
      }
      else if (curPunc == ctx.type) popContext(state);
      else if (indentStatements && (((ctx.type == "}" || ctx.type == "top")
          && curPunc != ';') || (ctx.type == "statement"
          && curPunc == "newstatement")))
        pushContext(state, stream.column(), "statement");
      state.startOfLine = false;
      return style;
    },

    electricChars: "{}",
    lineComment: "#",
    fold: "brace"
  };
});

function words(str) {
  var obj = {}, words = str.split(" ");
  for (var i = 0; i < words.length; ++i)
    obj[words[i]] = true;
  return obj;
}

CodeMirror.defineMIME("text/x-ttcn-cfg", {
  name: "ttcn-cfg",
  keywords: words("Yes No LogFile FileMask ConsoleMask AppendFile" +
  " TimeStampFormat LogEventTypes SourceInfoFormat" +
  " LogEntityName LogSourceInfo DiskFullAction" +
  " LogFileNumber LogFileSize MatchingHints Detailed" +
  " Compact SubCategories Stack Single None Seconds" +
  " DateTime Time Stop Error Retry Delete TCPPort KillTimer" +
  " NumHCs UnixSocketsEnabled LocalAddress"),
  fileNCtrlMaskOptions: words("TTCN_EXECUTOR TTCN_ERROR TTCN_WARNING" +
  " TTCN_PORTEVENT TTCN_TIMEROP TTCN_VERDICTOP" +
  " TTCN_DEFAULTOP TTCN_TESTCASE TTCN_ACTION" +
  " TTCN_USER TTCN_FUNCTION TTCN_STATISTICS" +
  " TTCN_PARALLEL TTCN_MATCHING TTCN_DEBUG" +
  " EXECUTOR ERROR WARNING PORTEVENT TIMEROP" +
  " VERDICTOP DEFAULTOP TESTCASE ACTION USER" +
  " FUNCTION STATISTICS PARALLEL MATCHING DEBUG" +
  " LOG_ALL LOG_NOTHING ACTION_UNQUALIFIED" +
  " DEBUG_ENCDEC DEBUG_TESTPORT" +
  " DEBUG_UNQUALIFIED DEFAULTOP_ACTIVATE" +
  " DEFAULTOP_DEACTIVATE DEFAULTOP_EXIT" +
  " DEFAULTOP_UNQUALIFIED ERROR_UNQUALIFIED" +
  " EXECUTOR_COMPONENT EXECUTOR_CONFIGDATA" +
  " EXECUTOR_EXTCOMMAND EXECUTOR_LOGOPTIONS" +
  " EXECUTOR_RUNTIME EXECUTOR_UNQUALIFIED" +
  " FUNCTION_RND FUNCTION_UNQUALIFIED" +
  " MATCHING_DONE MATCHING_MCSUCCESS" +
  " MATCHING_MCUNSUCC MATCHING_MMSUCCESS" +
  " MATCHING_MMUNSUCC MATCHING_PCSUCCESS" +
  " MATCHING_PCUNSUCC MATCHING_PMSUCCESS" +
  " MATCHING_PMUNSUCC MATCHING_PROBLEM" +
  " MATCHING_TIMEOUT MATCHING_UNQUALIFIED" +
  " PARALLEL_PORTCONN PARALLEL_PORTMAP" +
  " PARALLEL_PTC PARALLEL_UNQUALIFIED" +
  " PORTEVENT_DUALRECV PORTEVENT_DUALSEND" +
  " PORTEVENT_MCRECV PORTEVENT_MCSEND" +
  " PORTEVENT_MMRECV PORTEVENT_MMSEND" +
  " PORTEVENT_MQUEUE PORTEVENT_PCIN" +
  " PORTEVENT_PCOUT PORTEVENT_PMIN" +
  " PORTEVENT_PMOUT PORTEVENT_PQUEUE" +
  " PORTEVENT_STATE PORTEVENT_UNQUALIFIED" +
  " STATISTICS_UNQUALIFIED STATISTICS_VERDICT" +
  " TESTCASE_FINISH TESTCASE_START" +
  " TESTCASE_UNQUALIFIED TIMEROP_GUARD" +
  " TIMEROP_READ TIMEROP_START TIMEROP_STOP" +
  " TIMEROP_TIMEOUT TIMEROP_UNQUALIFIED" +
  " USER_UNQUALIFIED VERDICTOP_FINAL" +
  " VERDICTOP_GETVERDICT VERDICTOP_SETVERDICT" +
  " VERDICTOP_UNQUALIFIED WARNING_UNQUALIFIED"),
  externalCommands: words("BeginControlPart EndControlPart BeginTestCase" +
  " EndTestCase"),
  multiLineStrings: true
});

});