html results

// generates an temporary html page and opens it for viewing
// similar to how BOSS does its reports
spacing();
divider();
console.log("This program and the file must be in the same directory.");

ask("Enter the filename (type quit to quit)", /.+/, function(filename) {
  // quit if they typed quit
  if (filename === "quit") {
    console.log("Goodbye.");
    quit();
  }

  // otherwise try opening the file
  else {
        fs = require("fs");

        // check if the  file exists
        fs.exists(filename, function(exists) {

            // if the file exists
          if (exists) {
            readFile(filename);
          }

            // if the file does not exist
          else {
            console.log("That file does not exist.");
            quit();
          }

        });
  }

}); // end ask


// reads the file
function readFile(filename) {
    fs.stat(filename, function(error, stats) {
        fs.open(filename, "r", function(error, fd) {
            var buffer = new Buffer(stats.size);

            fs.read(fd, buffer, 0, buffer.length, null, function(error, bytesRead, buffer) {
                // grab the data
                var data = buffer.toString("utf8", 0, buffer.length);

                // close fs
                fs.close(fd);

                // check if our appdata folder exists
                // todo: don't hardcode the appdata folder
                var appdataFolder = "C:\\Users\\Lord Kai\\AppData\\Roaming\\.ourappdatafolder\\";
                fs.stat(appdataFolder, function(error, stats) {

                // create the folder then move on
                    if(error) {
                        fs.mkdir(appdataFolder,function(error) {
                            if(!error || (error && error.code === 'EEXIST')){
                                createHTML(data, appdataFolder);
                            }

                            else {
                                console.log(error);
                                quit();
                            }
                        });
                    }

                    // don't do anything, just move on
                    else {
                        createHTML(data, appdataFolder);
                    }
                }); // end appdata folder check
            }); // end read
        }); // end open
    }); // end stat
}


// creates HTML from our file and outputs it into a temporary HTML file
function createHTML(data, appdataFolder) {
    // find out what we should do with something (just an example)
    ask("Enter something we can use", /.+/, function(something) {
        var html = "<html><head><title>Title</title></head><body><h1>Click the link!</h1>";

        // more html goes here
        // parse the data

        html += "</body></html>";

        // write the file
      var tempFile = "temp.html";
        fs.writeFile(appdataFolder + tempFile, html, function(error) {
        if(error) {
            console.log(error);
            quit();
        }

        // wrote successfully
        else {
          launchInChrome(appdataFolder + tempFile);
            }
        });
    });
}


// launch the HTML file we created in Chrome
function launchInChrome(tempLocation) {
    var chromeLocation = "\"C:\\Program Files (x86)\\Google\\Chrome\\Application\\chrome.exe\"";

    var exec = require('child_process').exec;
    var child = exec(chromeLocation + " \"" + tempLocation + "\"", function(error, stdout, stderr) {
        if (error != null) {
            console.log(stderr);
            quit();
        }

        // at this point we're done
        quit();

    }); // end child
}

// outputs some space and exits
function quit() {
      divider();
      spacing();
      process.exit();
}

function divider() {
    console.log("------------------------------------");
}

function spacing() {
    console.log("\n\n");
}

// gets input from a user
function ask(question, format, callback) {
 var stdin = process.stdin, stdout = process.stdout;

 stdin.resume();
 stdout.write(question + ": ");

 stdin.once('data', function(data) {
   data = data.toString().trim();

   if (format.test(data)) {
     callback(data);
   } else {
     stdout.write("It should match: "+ format +"\n");
     ask(question, format, callback);
   }
 });
}