// JavaScript Document
// nécessite ajaxtags-1.2-beta2.js

var TaranisAjaxJspTag = {
  Version: '1.2'
}
/**
 * HTMLCONTENT TAG
 * Usage example :
    <script type="text/javascript">
    var aj_null = new TaranisAjaxJspTag.HtmlContent(
    "/ajax.htmlcontent.do?url=jsp.produit.nb.do", {
    parameters: "destinationSelect.itemChoisiInt={destinationSelect},categorieSelect.itemChoisiInt={categorieSelect},prixSelect.itemChoisi={prixSelect},periodeSelect.itemChoisi={periodeSelect},zoneSelect.itemChoisiInt={zoneSelect},villeDepartSelect.itemChoisiInt={villeDepartSelect}",
    sourceClass: "contentLink",
    target: "modelDescription"
    });

    function MY_Onchange(obj){
        aj_null.execute(obj)
    }
    </script>
 */
TaranisAjaxJspTag.HtmlContent = Class.create();
TaranisAjaxJspTag.HtmlContent.prototype = Object.extend(new AjaxJspTag.Base(), {

  initialize: function(url, options) {
    this.url = url;
    this.setOptions(options);
  },

  setOptions: function(options) {
    this.options = Object.extend({
      parameterName: options.parameterName ? options.parameterName : AJAX_DEFAULT_PARAMETER,
      parameters: options.parameters || '',
      eventType: options.eventType ? options.eventType : "click",
      parser: options.parser ? options.parser : new ResponseHtmlParser(),
      handler: options.handler ? options.handler : this.handler
    }, options || {});
  },

  execute: function(elem) {
    if (this.options.preFunction != null) this.options.preFunction();

    // replace default parameter with value/content of source element selected
    var ajaxParameters = this.options.parameters;
    if (this.options.sourceClass) {
      var re = new RegExp("(\\{"+this.options.parameterName+"\\})", 'g');
      if (elem.type) {
        ajaxParameters = ajaxParameters.replace(re, $F(elem));
      } else {
        ajaxParameters = ajaxParameters.replace(re, elem.innerHTML);
      }
    }

    // parse parameters and do replacements
    var params = buildParameterString(ajaxParameters);

    var obj = this; // required because 'this' conflict with Ajax.Request
    var aj = new Ajax.Updater(this.options.target, this.url, {
      asynchronous: true,
      method: 'get',
      evalScripts: true,
      parameters: params,
      onFailure: function(request) {
        if (obj.options.errorFunction != null) obj.options.errorFunction(request);
      },
      onComplete: function(request) {
        if (obj.options.postFunction != null) obj.options.postFunction(request);
      }
    });
  }

});

/**
 * SELECT TAG
 */
TaranisAjaxJspTag.Select = Class.create();
TaranisAjaxJspTag.Select.prototype = Object.extend(new AjaxJspTag.Base(), {

  initialize: function(url, options) {
    this.url = url;
    this.setOptions(options);

    if (this.options.executeOnLoad == "true") {
      this.execute();
    }
  },

  setOptions: function(options) {
    this.options = Object.extend({
      parameters: options.parameters || '',
      eventType: options.eventType ? options.eventType : "change",
      parser: options.parser ? options.parser : new ResponseXmlParser(),
      handler: options.handler ? options.handler : this.handler
    }, options || {});
  },

  execute: function() {
    if (this.options.preFunction != null) this.options.preFunction();

    // parse parameters and do replacements
    var params = buildParameterString(this.options.parameters);

    var obj = this; // required because 'this' conflict with Ajax.Request
    var aj = new Ajax.Request(this.url, {
      asynchronous: true,
      method: 'get',
      evalScripts: true,
      parameters: params,
      onSuccess: function(request) {
        obj.options.parser.load(request);
        var results = obj.options.parser.itemList;
        obj.options.handler(request, {target: obj.options.target,
                                      items: results,
                                      defaultOptions: obj.options.defaultOptions});
      },
      onFailure: function(request) {
        if (obj.options.errorFunction != null) obj.options.errorFunction(request);
      },
      onComplete: function(request) {
        if (obj.options.postFunction != null) obj.options.postFunction(request);
      }
    });
  },

  handler: function(request, options) {
    // build an array of option values to be set as selected
    var defaultSelectedValues = (options.defaultOptions || '').split(",");

    $(options.target).options.length = 0;
    $(options.target).disabled = false;
    for (var i=0; i<options.items.length; i++) {
      var newOption = new Option(options.items[i][0], options.items[i][1]);
      //$(options.target).options[i] = new Option(options.items[i][0], options.items[i][1]);
      // set the option as selected if it is in the default list
      for (j=0; j<defaultSelectedValues.length && newOption.selected == false; j++) {
        if (defaultSelectedValues[j] == options.items[i][1]) {
          newOption.selected = true;
        }
      }
      $(options.target).options[i] = newOption;
    }
  }

});