/**
 *
 * User: Martin Donnelly
 * Date: 2016-05-20
 * Time: 10:13
 *
 */
/* global CAPABILITY, inheritsFrom, capabilityManager */
/* global ble  */
/* jshint browser: true , devel: true*/

var GENERICACCESS = function(p) {
  this.name = 'GenericAccess';
  this.deviceID = p.deviceID || null;
  this.target = p.target || null;
  this.capabilityID = '1800';
  this.serviceDef = {
    service: '1800', deviceName: '2A00', appearance: '2A01', PPCP: '2A04'
  };

  this.data = {
    deviceName: '',
    appearance: '',
    ppcp: {
      min_conn_int: 0,
      max_conn_int: 0,
      slave_latency: 0,
      conn_super_timeout_multi: 0
    }
  };

  this.appearance_category = {
    0: 'Unknown	None',
    64:	'Generic Phone',
    128:	'Generic Computer	',
    192:	'Generic Watch	',
    193:	'Watch: Sports Watch	',
    256:	'Generic Clock	',
    320:	'Generic Display	',
    384:	'Generic Remote Control	',
    448:	'Generic Eye-glasses	',
    512:	'Generic Tag	',
    576:	'Generic Keyring	',
    640:	'Generic Media Player	',
    704:	'Generic Barcode Scanner	',
    768:	'Generic Thermometer	',
    769:	'Thermometer: Ear	',
    832:	'Generic Heart rate Sensor	',
    833:	'Heart Rate Sensor: Heart Rate Belt	',
    896:	'Generic Blood Pressure	',
    897:	'Blood Pressure: Arm	Blood ',
    898:	'Blood Pressure: Wrist	Blood ',
    960:	'Human Interface Device (HID)	',
    961:	'Keyboard	',
    962:	'Mouse	',
    963:	'Joystick	',
    964:	'Gamepad	',
    965:	'Digitizer Tablet	',
    966:	'Card Reader	',
    967:	'Digital Pen	',
    968:	'Barcode Scanner	',
    1024:	'Generic Glucose Meter	',
    1088:	'Generic: Running Walking Sensor	',
    1089:	'Running Walking Sensor: In-Shoe	Running ',
    1090:	'Running Walking Sensor: On-Shoe	Running ',
    1091:	'Running Walking Sensor: On-Hip	Running ',
    1152:	'Generic: Cycling	',
    1153:	'Cycling: Cycling Computer	',
    1154:	'Cycling: Speed Sensor	',
    1155:	'Cycling: Cadence Sensor	',
    1156:	'Cycling: Power Sensor	',
    1157:	'Cycling: Speed and Cadence Sensor	',
    3136:	'Generic: Pulse Oximeter ',
    3137:	'Fingertip	',
    3138:	'Wrist Worn	',
    3200:	'Generic: Weight Scale	',
    5184:	'Generic: Outdoor Sports Activity	',
    5185:	'Location Display Device	',
    5186:	'Location and Navigation Display Device	',
    5187:	'Location Pod	',
    5188:	'Location and Navigation Pod	'
  };

  this.onDeviceName = function(data) {
    var a = new Uint8Array(data);
    this.data.deviceName = this.arrayToAscii(a);
    console.log('Device Name', this.data.deviceName);
  };

  this.onAppearance = function(data) {
    var a = new Uint16Array(data);
    var id = a[0];
    this.data.appearance = this.appearance_category[id];
    console.log('Appearance', this.data.appearance);
  };

  this.onPPCP = function(data) {
    var a = new Uint16Array(data);

    this.data = {
          ppcp: {
            min_conn_int: (a[0] * 1.25),
            max_conn_int: (a[1] * 1.25),
            slave_latency: a[2],
            conn_super_timeout_multi: a[3]
          }
        };

    console.log('PPCP', this.data.ppcp);
  };


  this.readDeviceName = function() {
    console.log('readDeviceName');
    ble.read(this.deviceID,
      this.serviceDef.service,
      this.serviceDef.deviceName,
      this.onDeviceName.bind(this),
      this.onError);
  };

  this.readAppearance = function() {
      console.log('readAppearance');
      ble.read(this.deviceID,
        this.serviceDef.service,
        this.serviceDef.appearance,
        this.onAppearance.bind(this),
        this.onError);
    };

  /**
   * Peripheral Preferred Connection Parameters
   */
  this.readPPCP = function() {
        console.log('readPPCP');
        ble.read(this.deviceID,
          this.serviceDef.service,
          this.serviceDef.PPCP,
          this.onPPCP.bind(this),
          this.onError);
      };

  this.startService = function() {
    'use strict';
    if (this.deviceID !== null) {
      console.log('Starting Generic Access on ', this.deviceID);
      console.log(this.serviceDef);

      this.readDeviceName();
      this.readAppearance();
      this.readPPCP();

    }

  };

};

inheritsFrom(GENERICACCESS, CAPABILITY);
capabilityManager.register({id: '1800', module: GENERICACCESS});