js/payalloc.js

   1 /**********************************************************************
   2     Copyright (C) FrontAccounting, LLC.
   3         Released under the terms of the GNU General Public License, GPL,
   4         as published by the Free Software Foundation, either version 3
   5         of the License, or (at your option) any later version.
   6     This program is distributed in the hope that it will be useful,
   7     but WITHOUT ANY WARRANTY; without even the implied warranty of
   8     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   9     See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
  10 ***********************************************************************/
  11 function focus_alloc(i) {
  12     save_focus(i);
  13         i.setAttribute('_last', get_amount(i.name));
  14 }
  15
  16 function blur_alloc(i) {
  17                 var change = get_amount(i.name);
  18
  19                 if (i.name != 'amount' && i.name != 'charge' && i.name != 'discount')
  20                         change = Math.min(change, get_amount('maxval'+i.name.substr(6), 1))
  21
  22                 price_format(i.name, change, user.pdec);
  23                 if (i.name != 'amount' && i.name != 'charge') {
  24                         if (change<0) change = 0;
  25                         change = change-i.getAttribute('_last');
  26                         if (i.name == 'discount') change = -change;
  27
  28                         var total = get_amount('amount')+change;
  29                         price_format('amount', total, user.pdec, 0);
  30                 }
  31 }
  32
  33 function update_totals() {
  34         var amount = 0;
  35         var discount = 0;
  36
  37         for (var i=0; i<docs.length; i++) {
  38                 amount += get_amount('amount'+docs[i])
  39                 if (document.getElementsByName('early_disc'+docs[i])[0].checked
  40                         && (get_amount('un_allocated'+docs[i]) == get_amount('amount'+docs[i])))
  41                                 discount += get_amount('early_disc'+docs[i]);
  42         }
  43         price_format('amount', amount-discount, user.pdec);
  44         price_format('discount', discount, user.pdec);
  45
  46 }
  47
  48 function allocate_all(doc) {
  49         var unallocated = get_amount('maxval'+doc, 1);
  50         price_format('amount'+doc, unallocated, user.pdec);
  51         update_totals();
  52 }
  53
  54 function allocate_none(doc) {
  55         price_format('amount'+doc, 0, user.pdec);
  56         update_totals();
  57 }
  58
  59
  60 var allocations = {
  61         '.amount': function(e) {
  62                 if(e.name == 'allocated_amount' || e.name == 'bank_amount')
  63                 {
  64                   e.onblur = function() {
  65                         var dec = this.getAttribute("dec");
  66                         price_format(this.name, get_amount(this.name), dec);
  67                   };
  68                 } else {
  69                         e.onblur = function() {
  70                                 blur_alloc(this);
  71                         };
  72                         e.onfocus = function() {
  73                                 focus_alloc(this);
  74                         };
  75                 }
  76         },
  77         '.check':function(e) {
  78                 e.onclick = function() {
  79                         update_totals();
  80                 }
  81         }
  82 }
  83
  84 Behaviour.register(allocations);