/**
 * WDCA - Sweet Tooth
 * 
 * NOTICE OF LICENSE
 * 
 * This source file is subject to the WDCA SWEET TOOTH POINTS AND REWARDS 
 * License, which extends the Open Software License (OSL 3.0).
 * The Sweet Tooth License is available at this URL: 
 *      http://www.wdca.ca/solutions_page_sweettooth/Sweet_Tooth_License.php
 * The Open Software License is available at this URL: 
 *      http://opensource.org/licenses/osl-3.0.php
 * 
 * DISCLAIMER
 * 
 * By adding to, editing, or in any way modifying this code, WDCA is 
 * not held liable for any inconsistencies or abnormalities in the 
 * behaviour of this code. 
 * By adding to, editing, or in any way modifying this code, the Licensee
 * terminates any agreement of support offered by WDCA, outlined in the 
 * provided Sweet Tooth License. 
 * Upon discovery of modified code in the process of support, the Licensee 
 * is still held accountable for any and all billable time WDCA spent 
 * during the support process.
 * WDCA does not guarantee compatibility with any other framework extension. 
 * WDCA is not responsbile for any inconsistencies or abnormalities in the
 * behaviour of this code if caused by other framework extension.
 * If you did not receive a copy of the license, please send an email to 
 * contact@wdca.ca or call 1-888-699-WDCA(9322), so we can send you a copy 
 * immediately.
 * 
 * @category   [TBT]
 * @package    [TBT_Rewards]
 * @copyright  Copyright (c) 2009 Web Development Canada (http://www.wdca.ca)
 * @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
*/
/**
 * Sweet Tooth PointsSlider
 * @requires js/tbt/rewards/points/RedemptionSlider.js
 *
 * @category   TBT
 * @package    TBT_Rewards
 * @author     WDCA Sweet Tooth Team <contact@wdca.ca>
 */

var PointsSlider = Class.create(RedemptionSlider, {
	/**
	 * Changes the redemption rule for this points slider
	 * @param rule_id
	 * @return
	 */
    changeRule: function(rule_id) {
		var init_value = this.getValue() ;
		if(init_value == null) init_value = 1;
		
		var uses = 1;
		if(rule_id == '') {  //no rule selected
			usesContainer.hide(); 
		} else { 
			var amt = parseInt(rule_options[rule_id]['amount']);
			var curr = parseInt(rule_options[rule_id]['currency_id']);
			var max_uses = parseInt(rule_options[rule_id]['max_uses']);
			this.points_per_use = amt;
			this.points_currency = curr;
			if(max_uses == 0) {
				max_uses = parseInt(getProductPriceBeforeRedemptions())*1000 + 1;
			}
			var relevant_customer_points = customer_points ? customer_points[curr] : default_guest_points;
			var price_disposition = rule_options[rule_id]['price_disposition'];
			var product_price = getProductPriceBeforeRedemptions();
			max_uses = this.getRealMaxUses(max_uses, this.points_per_use, relevant_customer_points, product_price, price_disposition);
			if(max_uses > 1) {
				if(init_value > max_uses) {
					init_value = max_uses;
				}
				//Edited 15/01/2010 7:08:59 PM : if the next (commented) line is false, it means that there
				// is a posibility that mutliple point usages will yield the same discount:
				// For Example if points are worth $0.0017 USD, using 1-5 points will yield a $0.01 USD 
                // discount after discounts.
				//Math.round(price_disposition*Math.pow(10, optionsPrice.priceFormat.precision)) > 0

				this.regenerateSlider(1, max_uses, 1, init_value);
				this.slider.setValue(init_value);
				usesContainer.show();
				
			} else {
				this.regenerateSlider(1, 1, 1, 1);
				usesContainer.hide(); 
			}
		}

		// Reset the slider to 1 if the rule has changed.
		if(this.oldRuleId != rule_id) {
			this.slider.setValue(1);
			this.oldRuleId = rule_id;
		}
		
	}

});