/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

/* global BATTERY, BUTTON */

var app = {
  activeServices: [],

  list: {},

  manufactureDecoder: new MANUFACTUREDECODER(),
  // Application Constructor
  initialize: function() {
    this.bindEvents();
  },

  arrayBufferToIntArray: function(buffer) {
      var result;

      if (buffer) {
        var typedArray = new Uint8Array(buffer);
        result = [];
        for (var i = 0; i < typedArray.length; i++) {
          result[i] = typedArray[i];
        }
      }

      return result;
    },

  parseAdvertisingData: function(bytes) {
    var length, type, data, i = 0, advertisementData = {};

    while (length !== 0) {

      length = bytes[i] & 0xFF;
      i++;

      type = bytes[i] & 0xFF;
      i++;

      data = bytes.slice(i, i + length - 1); // Length includes type byte, but not length byte
      i += length - 2;  // Move to end of data
      i++;

      advertisementData[type] = data;
    }

    return advertisementData;
  },
  handle255: function(buffer) {
    'use strict';

    var bin = buffer;

    console.log('Block255', bin);
    var manSpec = bin.map(function(i) {

      return i.toString(16) + ' ';
    });

    console.log('manSpec: ', manSpec);
    var manID =  ('0000' + ((bin[1] << 8) | bin[0]).toString(16)).slice(-4);

    console.log('ManID:', manID);

    switch (manID) {
      case '004c':
            return app.manufactureDecoder.decodeIbeacon(bin);
          break;
    case '1235':
      return app.manufactureDecoder.decodeSiliconLabsSensorPuck(bin);
    break;
    default:
      console.log('Unknown manID: ', manID);
  }
    return {}
  },
  doScan: function() {
    'use strict';

    $('#ripple').show();
    $('#tbody').empty();
    var otherData = null;
  var msgText = '';
    ble.startScan([], function(device) {
      otherData = null;
      msgText = '';
      console.log(JSON.stringify(device));

      var newId = device.id.replace(/:/g, '');
      console.log(newId);

      this.list[newId] = device.id;

      var newTR = $('<tr id="' + newId + '" class="clickRow">');

      newTR.append($('<td>').text(device.id));

      if (device.hasOwnProperty('advertising')) {

        var advertBuffer  = app.arrayBufferToIntArray(device.advertising);

        var parsed = app.parseAdvertisingData(advertBuffer);

        //console.log(parsed);

        if (parsed.hasOwnProperty('9')) {

          var name = parsed['9'].map(function(i) {

            return String.fromCharCode(i);
          });

          console.log('Name: ', name.join(''));

        }

        if (parsed.hasOwnProperty('255')) {

          otherData = app.handle255(parsed['255']);
          console.log(otherData);

        }
      }

      if (typeof otherData !== 'undefined' && otherData !== null)
      {
        if (otherData.hasOwnProperty('msg')) {
          msgText = ' - ' + otherData.msg;
        }
      }

      if (device.hasOwnProperty('name')) {
        newTR.append($('<td>').text(device.name + msgText));
      } else {
        newTR.append($('<td>').text('*** Unknown' + msgText));
      }

      newTR.append($('<td>').text(device.rssi));

      $('#tbody').append(newTR);

      $('#output').append(JSON.stringify(device) + '<br/>');

    }.bind(this), function(e) {
      'use strict';
      console.error(e);
    });

    setTimeout(ble.stopScan,
      5000,
      function() { console.log('Scan complete');
        $('#ripple').hide();
      },
      function() { console.log('stopScan failed');
        $('#ripple').hide();
      });

  }, // Bind Event Listeners
  //
  // Bind any events that are required on startup. Common events are:
  // 'load', 'deviceready', 'offline', and 'online'.
  bindEvents: function() {
    var self = this;
    document.addEventListener('deviceready', this.onDeviceReady, false);
    $('#scan').on('click', function() {
      'use strict';
      this.doScan();
    }.bind(this));

    $('#tbody').on('click', 'tr', function() {
      'use strict';
      var tID = $(this).context.id;

      var id = self.list[tID];

      console.log(tID, id);

      self.connect(id);
    });

  }, // Deviceready Event Handler
  //
  // The scope of 'this' is the event. In order to call the 'receivedEvent'
  // function, we must explicitly call 'app.receivedEvent(...);'
  onDeviceReady: function() {

  }, serviceDiscovery: function(services) {
    'use strict';

    console.log(services);

  }, sensorMpu9250GyroConvert: function(data) {
    return data / (65536 / 500);
  },

  sensorMpu9250AccConvert: function(data) {
    // Change  /2 to match accel range...i.e. 16 g would be /16
    return data / (32768 / 2);
  },

  doAnimate: function() {
    'use strict';
    console.log('Animate..');
    for (var t = 0; t < app.activeServices.length;t++) {
      app.activeServices[t].animateGraph();
    }

    window.requestAnimFrame(app.doAnimate.bind(this));
  }

  , connect: function(deviceId) {

    $('#results').slideUp();
    console.log('Connect to ', deviceId);

    var onConnect = function(a) {
      var services = [];

      'use strict';

      console.log('A:', a);

      services = a.services;

      for (var t = 0; t < services.length; t++) {

        var ident = services[t].toUpperCase();

        switch (ident) {
          case '180F':
            var batteryStat = new BATTERY(deviceId);
            batteryStat.startService();
            batteryStat.readBatteryState();
            app.activeServices.push(batteryStat);

          break;
          case 'FFE0':
            var buttonState = new BUTTON(deviceId);
            buttonState.startService();
            app.activeServices.push(buttonState);
          break;

          case 'F000AA80-0451-4000-B000-000000000000':
            var cc2650_accel = new CC2650_ACCEL(deviceId);
            cc2650_accel.startService();
            app.activeServices.push(cc2650_accel);
          break;

          case 'F000AA40-0451-4000-B000-000000000000':
            var cc2650_bar = new CC2650_BAR(deviceId);
            cc2650_bar.startService();
            app.activeServices.push(cc2650_bar);
          break;

          case 'F000AA70-0451-4000-B000-000000000000':
            var cc2650_lux = new CC2650_LUX(deviceId);
            cc2650_lux.startService();
            app.activeServices.push(cc2650_lux);
          break;

          case 'F000AA00-0451-4000-B000-000000000000':
            var cc2650_tmp = new CC2650_TMP(deviceId);
            cc2650_tmp.startService();
            app.activeServices.push(cc2650_tmp);
          break;


          case 'F000AA20-0451-4000-B000-000000000000':
            var cc2650_hum = new CC2650_HUM(deviceId);
            cc2650_hum.startService();
            app.activeServices.push(cc2650_hum);
          break;

          default:
            console.log('Unknown service: ', ident);
        }
      }

      // Starting animation..
      window.requestAnimFrame(app.doAnimate.bind(this));
    };

    ble.connect(deviceId, onConnect, function(e) {
      'use strict';
      console.error(e);
    });

  }, onError: function(reason) {
    console.error('ERROR: ' + reason); // Real apps should use notification.alert
  }, updateGyro: function(g) {
    'use strict';

  }
};


window.requestAnimFrame = (function() {
  return window.requestAnimationFrame       ||
          window.webkitRequestAnimationFrame ||
          window.mozRequestAnimationFrame    ||
          function(callback) {
            window.setTimeout(callback, 1000 / 60);
          };
})();



app.initialize();