js/app.nfc.card.js

   1 /*jslint devel: true*/
   2 /*global $, tizen, App, app */
   3
   4 (function () { // strict mode wrapper
   5         'use strict';
   6
   7         App.NFCCard = function (nfcControl) {
   8                 this.app = nfcControl.app;
   9
  10         };
  11
  12         App.NFCCard.prototype = {
  13
  14                 prepareForNFC: null,
  15
  16         /* card read */
  17
  18                 readMessageErr: function readMessageErr(e) {
  19                         app.nfc.timeExpired('Read error!');
  20                 },
  21
  22                 sucTagReadAttach: function sucTagReadAttach(tag) {
  23                         if (tag.isSupportedNDEF) {
  24                                 tag.readNDEF(this.app.nfc.readMessage.bind(this.app.nfc), this.readMessageErr.bind(this));
  25                         } else {
  26                                 console.warn("This Tag doesn't support NDEF");
  27                         }
  28                 },
  29
  30                 setTagDetectRead: function setTagDetectRead() {
  31                         var suc = { onattach: this.sucTagReadAttach.bind(this), ondetach: this.app.nfc.sucDetach.bind(this.app.nfc) };
  32                         try {
  33                                 app.nfc.nfcAdapter.setTagListener(suc);
  34                         } catch (error) {
  35                                 console.error('error: ' + error.message);
  36                         }
  37                 },
  38
  39
  40         /* card write */
  41
  42                 sucSend: function sucSend() {
  43                         app.nfc.timeExpired('Send success!');
  44                 },
  45
  46                 errSend: function errSend(e) {
  47                         console.warn('errSend');
  48                         app.nfc.timeExpired('Send problem! ' + e.message);
  49                 },
  50
  51                 sucTagWriteAttach: function sucTagWriteAttach(tag) {
  52                         var newMessage = null,
  53                                 separator = String.fromCharCode(30),
  54                                 endOfText = String.fromCharCode(3),
  55                                 fullContact = localStorage.phoneNumber + separator + localStorage.firstName + separator + localStorage.lastName,
  56                                 prepareForNFC;
  57
  58                         prepareForNFC = this.prepareForNFC || function prepareForNFC(contact) {
  59                                 if (contact.length > 31) {
  60                                         contact = contact.substring(0, 31);
  61                                         if (contact[29] !== separator) {
  62                                                 contact = contact.substring(0, 30) + endOfText;
  63                                         }
  64                                 }
  65                                 return contact;
  66                         };
  67
  68                         fullContact = prepareForNFC(fullContact);
  69
  70                         try {
  71                                 newMessage = this.app.nfc.phoneNumber2NDEF(fullContact);
  72                         } catch (err) {
  73                                 console.error("NDEFMessage problem: " + err.message);
  74                         }
  75
  76                         if (tag.isSupportedNDEF) {
  77                                 tag.writeNDEF(newMessage, this.sucSend.bind(this), this.errSend.bind(this));
  78                         } else {
  79                                 console.warn("This Tag doesn't support NDEF");
  80                         }
  81                 },
  82
  83                 setTagDetectWrite: function setTagDetectWrite() {
  84                         var suc = { onattach: this.sucTagWriteAttach.bind(this), ondetach: this.app.nfc.sucDetach };
  85                         try {
  86                                 app.nfc.nfcAdapter.setTagListener(suc);
  87                         } catch (error) {
  88                                 console.error('error: ' + error.message);
  89                         }
  90                 }
  91
  92         };
  93
  94 }());