coding-connoisseurs-/script.js at main · crystalh000/coding-connoisseurs- · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
(function($) {
  var CheckboxDropdown = function(el) {
    var _this = this;
    this.isOpen = false;
    this.areAllChecked = false;
    this.$el = $(el);
    this.$label = this.$el.find('.dropdown-label');
    this.$checkAll = this.$el.find('[data-toggle="check-all"]').first();
    this.$inputs = this.$el.find('[type="checkbox"]');

    this.onCheckBox();

    this.$label.on('click', function(e) {
      e.preventDefault();
      _this.toggleOpen();
    });

    this.$checkAll.on('click', function(e) {
      e.preventDefault();
      _this.onCheckAll();
    });

    this.$inputs.on('change', function(e) {
      _this.onCheckBox();
    });
  };

  CheckboxDropdown.prototype.onCheckBox = function() {
    this.updateStatus();
  };

  CheckboxDropdown.prototype.updateStatus = function() {
    var checked = this.$el.find(':checked');

    this.areAllChecked = false;
    this.$checkAll.html('Check All');

    if(checked.length <= 0) {
      this.$label.html('Select Options');
    }
    else if(checked.length === 1) {
      this.$label.html(checked.parent('label').text());
    }
    else if(checked.length === this.$inputs.length) {
      this.$label.html('All Selected');
      this.areAllChecked = true;
      this.$checkAll.html('Uncheck All');
    }
    else {
      this.$label.html(checked.length + ' Selected');
    }
  };

  CheckboxDropdown.prototype.onCheckAll = function(checkAll) {
    if(!this.areAllChecked || checkAll) {
      this.areAllChecked = true;
      this.$checkAll.html('Uncheck All');
      this.$inputs.prop('checked', true);
    }
    else {
      this.areAllChecked = false;
      this.$checkAll.html('Check All');
      this.$inputs.prop('checked', false);
    }

    this.updateStatus();
  };

  CheckboxDropdown.prototype.toggleOpen = function(forceOpen) {
    var _this = this;

    if(!this.isOpen || forceOpen) {
       this.isOpen = true;
       this.$el.addClass('on');
      $(document).on('click', function(e) {
        if(!$(e.target).closest('[data-control]').length) {
         _this.toggleOpen();
        }
      });
    }
    else {
      this.isOpen = false;
      this.$el.removeClass('on');
      $(document).off('click');
    }
  };

  var checkboxesDropdowns = document.querySelectorAll('[data-control="checkbox-dropdown"]');
  for(var i = 0, length = checkboxesDropdowns.length; i < length; i++) {
    new CheckboxDropdown(checkboxesDropdowns[i]);
  }
})(jQuery);