/*
 * Ext JS Library 2.0 Copyright(c) 2006-2007, Ext JS, LLC. licensing@extjs.com
 * 
 * http://extjs.com/license
 */

Ext.data.Field = function(D) {
	if (typeof D == "string") {
		D = {
			name : D
		}
	}
	Ext.apply(this, D);
	if (!this.type) {
		this.type = "auto"
	}
	var C = Ext.data.SortTypes;
	if (typeof this.sortType == "string") {
		this.sortType = C[this.sortType]
	}
	if (!this.sortType) {
		switch (this.type) {
			case "string" :
				this.sortType = C.asUCString;
				break;
			case "date" :
				this.sortType = C.asDate;
				break;
			default :
				this.sortType = C.none
		}
	}
	var E = /[\$,%]/g;
	if (!this.convert) {
		var B, A = this.dateFormat;
		switch (this.type) {
			case "" :
			case "auto" :
			case undefined :
				B = function(F) {
					return F
				};
				break;
			case "string" :
				B = function(F) {
					return (F === undefined || F === null) ? "" : String(F)
				};
				break;
			case "int" :
				B = function(F) {
					return F !== undefined && F !== null && F !== ""
							? parseInt(String(F).replace(E, ""), 10)
							: ""
				};
				break;
			case "float" :
				B = function(F) {
					return F !== undefined && F !== null && F !== ""
							? parseFloat(String(F).replace(E, ""), 10)
							: ""
				};
				break;
			case "bool" :
			case "boolean" :
				B = function(F) {
					return F === true || F === "true" || F == 1
				};
				break;
			case "date" :
				B = function(G) {
					if (!G) {
						return ""
					}
					if (G instanceof Date) {
						return G
					}
					if (A) {
						if (A == "timestamp") {
							return new Date(G * 1000)
						}
						if (A == "time") {
							return new Date(parseInt(G, 10))
						}
						return Date.parseDate(G, A)
					}
					var F = Date.parse(G);
					return F ? new Date(F) : null
				};
				break
		}
		this.convert = B
	}
};
Ext.data.Field.prototype = {
	dateFormat : null,
	defaultValue : "",
	mapping : null,
	sortType : null,
	sortDir : "ASC"
};