///<reference path='build/j2me.d.ts' />

var jsGlobal = (function() { return this || (1, eval)('this'); })();
var CC = {};

jsGlobal.window = {
  setZeroTimeout: function(callback) {
    callback();
  },
  addEventListener: function() {
  },
  crypto: {
    getRandomValues: function() {
    },
  },
};

jsGlobal.navigator = {
  language: "en-US",
};

jsGlobal.document = {
  documentElement: {
    classList: {
      add: function() {
      },
    },
  },
  querySelector: function() {
    return {
      addEventListener: function() {
      },
    };
  },
  getElementById: function() {
    return {
      addEventListener: function() {
      },
      getContext: function() {
      },
      getBoundingClientRect: function() {
        return { top: 0, left: 0, width: 0, height: 0 };
      }
    };
  },
  addEventListener: function() {
  },
};

jsGlobal.urlParams = {
  logConsole: "native",
  args: "",
};

module J2ME {
  declare var load: (string) => void;
  declare var process, require, global, quit, help, scriptArgs, arguments, snarf;

  var isNode = typeof process === 'object';
  var writer: IndentingWriter;
  var rootPath = "";

  function loadFiles(...files: string[]) {
    for (var i = 0; i < files.length; i++) {
      load(rootPath + files[i]);
    }
  }

  loadFiles("libs/zipfile.js", "blackBox.js", "build/j2me.js", "classfile/classfile.js",
    "classfile/reader.js", "classfile/tags.js", "classfile/attributetypes.js",
    "libs/encoding.js", "util.js", "frame.js",
    "classfile/accessflags.js", "instrument.js", "signature.js", "opcodes.js",
    "override.js", "native.js", "string.js", "libs/console.js", "midp/midp.js",
    "libs/long.js", "midp/crypto.js", "libs/forge/md5.js", "libs/forge/util.js");

  phase = ExecutionPhase.Compiler;

  writer = new IndentingWriter();

  var verboseOption: Options.Option;
  var classpathOption: Options.Option;
  var callGraphOption: Options.Option;
  var classFilterOption: Options.Option;
  var fileFilterOption: Options.Option;
  var debuggerOption: Options.Option;
  var releaseOption: Options.Option;
  var definitionOption: Options.Option;


  function main(commandLineArguments: string []) {
    var options = new Options.OptionSet("J2ME");
    var shellOptions = options.register(new Options.OptionSet(""));

    verboseOption = shellOptions.register(new Options.Option("v", "verbose", "boolean", false, "Verbose"));
    classpathOption = shellOptions.register(new Options.Option("cp", "classpath", "string []", [], "Compile ClassPath"));
    callGraphOption = shellOptions.register(new Options.Option("cg", "callGraph", "string []", [], "Call Grpah Files"));


    classFilterOption = shellOptions.register(new Options.Option("cf", "classFilter", "string", ".*", "Compile Class Filter"));
    fileFilterOption = shellOptions.register(new Options.Option("ff", "fileFilter", "string", ".*", "Compile File Filter"));
    debuggerOption = shellOptions.register(new Options.Option("d", "debugger", "boolean", false, "Emit Debug Information"));
    releaseOption = shellOptions.register(new Options.Option("r", "release", "boolean", false, "Release mode"));
    definitionOption = shellOptions.register(new Options.Option("t", "definition", "boolean", false, "Emit Definition"));

    var argumentParser = new Options.ArgumentParser();
    argumentParser.addBoundOptionSet(shellOptions);

    function printUsage() {
      writer.enter("J2ME Command Line Interface");
      options.trace(writer);
      writer.leave("");
    }

    argumentParser.addArgument("h", "help", "boolean", {
      parse: function (x) {
        printUsage();
      }
    });

    var files = [];

    // Try and parse command line arguments.

    try {
      argumentParser.parse(commandLineArguments);
      classpathOption.value.filter(function (value, index, array) {
        if (value.endsWith(".jar")) {
          files.push(value);
        } else {
          return true;
        }
      });

      callGraphOption.value.filter(function (value, index, array) {
        if (value.endsWith(".json")) {
          var calls = JSON.parse(snarf(value));
          var Y = {};
          Y["java/io/ByteArrayOutputStream.write.(I)V"] = true;
          var changed = true;
          while (changed) {
            changed = false;
            for (var k in calls) {
              if (Y[k]) {
                continue;
              }
              for (var z in Y) {
                if (calls[k].indexOf(z) >= 0) {
                  Y[k] = true;
                  changed = true;
                  break;
                }
              }
            }
          }
          writer.writeLn(JSON.stringify(Y, null, 2));
        } else {
          return true;
        }
      });
    } catch (x) {
      writer.writeLn(x.message);
      writer.writeLns(x.stack);
      quit();
    }

    release = releaseOption.value;
    var jvm = new JVM();
    for (var i = 0; i < files.length; i++) {
      var file = files[i];
      if (file.endsWith(".jar")) {
        if (verboseOption.value) {
          writer.writeLn("Loading: " + file);
        }
        CLASSES.addPath(file, snarf(file, "binary").buffer);
      }
    }
    CLASSES.initializeBuiltinClasses();
    if (verboseOption.value) {
      writer.writeLn("Compiling Pattern: " + classFilterOption.value);
    }
    var classPattern;
    var file = snarf(classFilterOption.value, "text");
    if (file) {
      classPattern = file.split("\n");
    } else {
      classPattern = classFilterOption.value;
    }
    function classFilter(classInfo: ClassInfo): boolean {
      if (typeof classPattern === "string") {
        return !!classInfo.className.match(classFilterOption.value);
      } else {
        return classPattern.indexOf(classInfo.className) >= 0;
      }
    }
    compile(jvm, classFilter, fileFilterOption.value, debuggerOption.value, definitionOption.value);
    if (verboseOption.value) {
      printResults();
    }
  }

  var commandLineArguments: string [];
  // Shell Entry Point
  if (typeof help === "function") {
    // SpiderMonkey
    if (typeof scriptArgs === "undefined") {
      commandLineArguments = arguments;
    } else {
      commandLineArguments = scriptArgs;
    }
  } else if (isNode) {
    // node.js
    var commandLineArguments: string[] =
      Array.prototype.slice.call(process.argv, 2);
  }

  main(commandLineArguments);
}