Models.Date = Models.Base.extend({
	classType: "MODELS.DATE",
	defaults: {
		value: "", //String
		initialValue: "" //String
	},
	
	postInitialize: function() {
		if (!this.get("locale")) {
			if (edContext().locale) {
				this.set("locale", edContext().locale);
			} else {
				this.set("locale", "fr");
			}
		}
		if (!this.get("displayFormat")) {
			this.set("displayFormat", "dd/MM/yyyy HH:mm:ss");
		}
		if (!this.get("smartFormat")) {
			this.set("smartFormat", "SMART_FORMAT");
		}
	},
	
	restore: function() {
		this.set("value", this.get("initialValue"));
	},
	
	addValue: function(oModelValue) {
		this.set("value", oModelValue.get("value"));
		if (oModelValue.get("label")) {
			this.set("label", oModelValue.get("label"));
		}
	},
	
	clear: function() {
		this.set("value", "");
		this.set("label", "");
	},
	
	getJSONObject : function () {
		var theLabel = this.get("label");
		if (!theLabel) {
			theLabel = this.get("value");
		} else {
			if (theLabel == "") {
				theLabel = this.get("value");
			}
		}
		var toReturn = {
			value: this.get("value"),
			//displayableValue: this.formatValue(this.get("value"), this.get("displayFormat")),
			displayableValue: this.get("value"),
			smartValue: $.datepicker.getSmartDate(this.get("value")),
			label: theLabel
		}
		
		if (this.get("initialValue")) {
			toReturn.initialValue = this.get("initialValue");
		}

		var additionalPropertiesFromModel = this.getAdditionalJSONObject();
		if (additionalPropertiesFromModel) {
	    	for (var attrname in additionalPropertiesFromModel) {
	    		toReturn[attrname] = additionalPropertiesFromModel[attrname]; 
	    	}
		}
		
		return toReturn;
	},
	
    formatValue: function(aString, aFormat) {
    	if (this.dateStrValidate(aString)) {
    		return $.format.date(aString, aFormat, this.get("locale"));
    	} else {
    		return "Incorrect date";
    	} 
    },

    dateValidate: function(d,m,y) {
        y=y*1;m=m*1-1;d=d*1;
        with(new Date(y,m,d))
            return getFullYear()==y && getMonth()==m && getDate()==d;
    },
     
    dateStrValidate: function(str) {
        var a=str.match(/(\d+)/g);
        if (!a) return false;
        return this.dateValidate(a[0],a[1],a[2]);
    }
	
});

Models.DateCollection = Models.BaseCollection.extend({
	classType: "MODELS.DATECOLLECTION",
	model: Models.Date
});