/* Copyright 2010 Google Inc.

 * 

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 * 

 *      http://www.apache.org/licenses/LICENSE-2.0

 * 

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS.

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License

 */



/**

 * file is responsible to handle all javascript tasks on home page

 * require jquery 1.3.2 

 */

// onload set form focus validations

google.setOnLoadCallback(function() {

    ie.Login.setLoggedinUserCallback('home.handleSaveIdeaForm');

	// categories required for the form

    ie.loadCategories('category', ''/*selected cat id*/);

    // on focus idea title

    $('#title').focus(function () {

  	    if($('#title').val() == 'Idea Title') {

  	        $('#title').val('');

  	    }

    });

    $('#title').blur(function () {

  	    if($('#title').val() == '') {

  	        $('#title').val('Idea Title');

  	    }

    });

    $('#description').focus(function () {

  	    if($('#description').val() == 'Description') {

  	        $('#description').val('');

  	    }

    });

    $('#description').blur(function () {

  	    if($('#description').val() == '') {

  	        $('#description').val('Description');

  	    }

    });

    $('#tags').focus(function () {

  	    if($('#tags').val() == 'Tags') {

  	        $('#tags').val('');

  	    }

    });

    $('#tags').blur(function () {

  	    if($('#tags').val() == '') {

  	        $('#tags').val('Tags');

  	    }

    });

    // set description char limit to 3000 chars

    $('#description').limit('3000','#charsLeft');

    

    // Put autocomplete functionality on Tags

    $("#tags").autocomplete(ie.buildUrl(ie.config.REQUEST_IDEA_EXCHANGE, 'tags/suggest/'), {

        width: 200,

        dataType: "json",

        parse: function(handle) {

            if(handle.viewStatus.status == ie.config.SUCCESS) {

                return $.map(handle.viewStatus.data.tags, function(row) {

                    return {

                        data: row,

                        value: row.key,

                        result: row.title

                    }

                });

            }

            else {

                return;

            }

        },

        formatItem: function(row) {

            return row.title;

        },

        multiple: true,

        matchContains: false,

        highlight: false,

        formatted: false

    });

});





/**

 * handle save idea on the basis of user login as login is must for save idea 

 */

home.handleSaveIdeaForm = function (isUserLoggedIn) {

    if(isUserLoggedIn) {

        $('#btnSaveIdea').unbind('click');

        $('#btnSaveIdea').bind('click', function () {

            if($.trim($('#title').val()) == '' || $.trim($('#title').val()) == 'Idea Title') {

                $('#errDisplay').html('Please add Idea title');

                $('#errDisplay').show();

                return;

            }

            if($('#description').val() == 'Description') {

                $('#description').val('');

            }

            if($('#tags').val() == 'Tags') {

                $('#tags').val('');

            }

            $('#submitIdeaForm').submit();

        });

    }

    else {

        $('#btnSaveIdea').unbind('click');

        $('#btnSaveIdea').click(function () {

        	ie.Login.showLoginPopup();

        });

    }

}



/**

 * validate save idea form

 * @return boolean

 */

home.validateForm = function () {

    // only title field is required to save an idea

    if($.trim($('#title').val()) == '' || $.trim($('#title').val()) == 'Idea Title') {

        $('#errDisplay').html('Please add Idea title');

        $('#errDisplay').show();

        return false;

    }

    return true;

}