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Mini Shell
Mini Shell
/**
* jQuery Conditions 1.0.0
*
* Copyright 2016 Bejamin Rojas
* @license Released under the MIT license.
* http://jquery.org/license
*/
(function($) {
"use strict";
$.fn.conditions = function(conditions) {
return this.each( function(index, element) {
var CJS = new ConditionsJS(element, conditions, $.fn.conditions.defaults);
CJS.init();
});
};
$.fn.conditions.defaults = {
condition: null,
actions: {},
effect: 'fade'
};
var ConditionsJS = function(element, conditions, defaults) {
var that = this;
that.element = $(element);
that.defaults = defaults;
that.conditions = conditions;
that._init = false;
if(!$.isArray(that.conditions)) {
that.conditions = [that.conditions];
}
$.each(that.conditions, function(i, v) {
v = $.extend({}, that.defaults, v);
that.conditions[i] = v;
});
};
ConditionsJS.prototype.init = function() {
var that = this;
that._init = true;
// Set up event listener
$(that.element).on('change', function() {
that.matchConditions();
});
$(that.element).on('keyup', function() {
that.matchConditions();
});
//Show based on current value on page load
that.matchConditions(true);
};
ConditionsJS.prototype.matchConditions = function(init) {
var that = this;
if(!init) {
that._init = false;
}
$.each(that.conditions, function(ind, cond) {
var condition_matches = false, all_conditions_match = true;
if(!$.isArray(cond.conditions)) {
cond.conditions = [cond.conditions];
}
$.each(cond.conditions, function(i, c) {
c.element = $(c.element);
switch(c.type) {
case 'value':
case 'val':
switch(c.operator) {
case '===':
case '==':
case '=':
condition_matches = c.element.val() === c.condition;
break;
case '!==':
case '!=':
condition_matches = c.element.val() !== c.condition;
break;
case 'array':
condition_matches = $.inArray( c.element.val(), c.condition ) !== -1;
break;
case '!array':
condition_matches = $.inArray( c.element.val(), c.condition ) === -1;
break;
}
break;
case 'checked':
switch(c.operator) {
case 'is':
condition_matches = c.element.is(':checked');
break;
case '!is':
condition_matches = !c.element.is(':checked');
break;
}
}
if(!condition_matches && all_conditions_match) {
all_conditions_match = false;
}
});
if(all_conditions_match) {
if(!$.isEmptyObject(cond.actions.if)) {
if(!$.isArray(cond.actions.if)) {
cond.actions.if = [cond.actions.if];
}
$.each(cond.actions.if, function(i, condition) {
that.showAndHide(condition, cond.effect);
});
}
}
else {
if(!$.isEmptyObject(cond.actions.else)) {
if(!$.isArray(cond.actions.else)) {
cond.actions.else = [cond.actions.else];
}
$.each(cond.actions.else, function(i, condition) {
that.showAndHide(condition, cond.effect);
});
}
}
});
};
ConditionsJS.prototype.showAndHide = function(condition, effect) {
var that = this;
switch(condition.action) {
case 'show':
that._show($(condition.element), effect);
break;
case 'hide':
that._hide($(condition.element), effect);
break;
}
};
ConditionsJS.prototype._show = function(element, effect) {
var that = this;
if(that._init) {
element.show();
}
else {
switch(effect) {
case 'appear':
element.show();
break;
case 'slide':
element.slideDown();
break;
case 'fade':
element.fadeIn( 300 );
break;
}
}
};
ConditionsJS.prototype._hide = function(element, effect) {
var that = this;
if(that._init) {
element.hide();
}
else {
switch(effect) {
case 'appear':
element.hide();
break;
case 'slide':
element.slideUp();
break;
case 'fade':
element.fadeOut( 300 );
break;
}
}
};
}(jQuery));
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