js/allocate.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
  18         var last = +i.getAttribute('_last')
  19         var left = get_amount('left_to_allocate', 1);
  20         var cur = Math.min(get_amount(i.name), get_amount('maxval'+i.name.substr(6), 1), last+left)
  21
  22         price_format(i.name, cur, user.pdec);
  23         change = cur-last;
  24
  25         var total = get_amount('total_allocated', 1)+change;
  26                 left -= change;
  27
  28         price_format('left_to_allocate', left, user.pdec, 1, 1);
  29         price_format('total_allocated', total, user.pdec, 1, 1);
  30 }
  31
  32 function update_totals() {
  33         var amount = 0;
  34         var discount = 0;
  35
  36         for (var i=0; i<docs.length; i++) {
  37                 amount += get_amount('amount'+docs[i])
  38                 if (document.getElementsByName('early_disc'+docs[i])[0].checked
  39                         && (get_amount('un_allocated'+docs[i]) == get_amount('amount'+docs[i])))
  40                                 discount += get_amount('early_disc'+docs[i]);
  41         }
  42         price_format('amount', amount-discount, user.pdec);
  43         price_format('discount', discount, user.pdec);
  44
  45 }
  46
  47 function allocate_all(doc) {
  48         var amount = get_amount('amount'+doc);
  49         var unallocated = get_amount('un_allocated'+doc);
  50         var total = get_amount('total_allocated', 1);
  51         var left = get_amount('left_to_allocate', 1);
  52         total -=  (amount-unallocated);
  53         left += (amount-unallocated);
  54         amount = unallocated;
  55         if(left<0) {
  56                 total  += left;
  57                 amount += left;
  58                 left = 0;
  59         }
  60         price_format('amount'+doc, amount, user.pdec);
  61         price_format('left_to_allocate', left, user.pdec, 1,1);
  62         price_format('total_allocated', total, user.pdec, 1, 1);
  63 }
  64
  65 function allocate_none(doc) {
  66         amount = get_amount('amount'+doc);
  67         left = get_amount('left_to_allocate', 1);
  68         total = get_amount('total_allocated', 1);
  69         price_format('left_to_allocate',amount+left, user.pdec, 1, 1);
  70         price_format('amount'+doc, 0, user.pdec);
  71         price_format('total_allocated', total-amount, user.pdec, 1, 1);
  72 }
  73
  74 var allocations = {
  75         '.amount': function(e) {
  76                 e.onblur = function() {
  77                         blur_alloc(this);
  78                   };
  79                 e.onfocus = function() {
  80                         focus_alloc(this);
  81                 };
  82         },
  83         '.check':function(e) {
  84                 e.onclick = function() {
  85                         update_totals();
  86                 }
  87         }
  88 }
  89
  90 Behaviour.register(allocations);