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/**
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Copyright 2014 Red Hat, Inc.
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This software is licensed to you under the GNU General Public
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License as published by the Free Software Foundation; either version
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2 of the License (GPLv2) or (at your option) any later version.
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There is NO WARRANTY for this software, express or implied,
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including the implied warranties of MERCHANTABILITY,
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NON-INFRINGEMENT, or FITNESS FOR A PARTICULAR PURPOSE. You should
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have received a copy of GPLv2 along with this software; if not, see
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http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
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*/
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KT.env_content_view_selector = (function() {
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var env_div,
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content_view_div,
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selector_buttons_div,
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env_select,
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content_view_select,
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saved_env_id,
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saved_content_view_id,
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performing_cancel = false,
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init = function(name, env_div_id, envs, current_env_id,
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content_view_div_id, content_views, current_content_view_id,
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buttons_div_id) {
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// initialize the environment selector
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env_div = $('#' + env_div_id);
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content_view_div = $('#' + content_view_div_id);
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selector_buttons_div = $('#' + buttons_div_id);
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saved_env_id = current_env_id;
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saved_content_view_id = current_content_view_id;
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env_select = KT.path_select(env_div_id, name, envs, {select_mode:'single', inline: true});
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$(document).unbind(env_select.get_select_event());
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// select the current environment
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env_select.select(current_env_id);
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// if the user changes the environment, update the available content views
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$(document).bind(env_select.get_select_event(), function(event) {
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update_content_views(KT.utils.keys(env_select.get_selected()));
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enable_buttons();
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});
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// render the content view selector and the save/cancel buttons
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render_selector(content_view_div, selector_buttons_div, content_views, current_content_view_id);
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$('#content_view_select').unbind('change').change(function() {
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enable_buttons();
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});
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disable_buttons();
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register_cancel();
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register_save();
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},
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register_cancel = function() {
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var cancel_button = $('.cancel_env_content_view');
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cancel_button.unbind('click').click(function(e) {
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var current_env = KT.utils.values(env_select.get_selected());
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if ((current_env.length === 0) || (current_env[0]['id'] !== saved_env_id)) {
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env_select.clear_selected();
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env_select.select(saved_env_id);
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performing_cancel = true;
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} else {
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content_view_select.val(saved_content_view_id);
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remove_content_view_highlight();
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}
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disable_buttons();
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});
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},
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register_save = function() {
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var save_button = $('.save_env_content_view');
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save_button.unbind('click').click(function(e) {
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e.preventDefault();
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disable_buttons();
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var env_param = env_div.data('name'),
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view_param = content_view_div.data('name'),
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data = {};
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data[env_param] = get_selected_env_id();
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data[view_param] = get_selected_content_view_id();
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data["authenticity_token"] = AUTH_TOKEN;
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$.ajax({
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type: 'PUT',
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url: selector_buttons_div.data('url'),
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data: data,
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cache: false,
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success: function(html) {
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remove_content_view_highlight();
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saved_env_id = get_selected_env_id();
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saved_content_view_id = get_selected_content_view_id();
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},
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error: function() {
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enable_buttons();
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}
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});
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});
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},
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get_selected_content_view_id = function() {
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return content_view_select.val();
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},
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get_selected_env_id = function() {
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return KT.utils.values(env_select.get_selected())[0]['id'];
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},
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update_content_views = function(env_ids) {
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if (env_ids.length === 0) {
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clear_content_views();
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} else {
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// retrieve the list of views in this environment and update the options
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$.ajax({
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url: KT.routes.content_views_environment_path(env_ids[0]),
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type: "GET",
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data: {'include_default': 'true'},
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success: function(response) {
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var options = '', highlight_text;
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var opt_template = KT.utils.template("<option value='<%= key %>'><%= text %></option>");
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if (response.length > 0) {
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// create an html option list using the response
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$.each(response, function(key, item) {
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options += opt_template({key: item.id, text: item.name});
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});
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highlight_text = performing_cancel === true ? undefined : i18n.select_content_view;
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} else {
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// this environment doesn't have any views, warn the user
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highlight_text = i18n.no_content_views_available;
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}
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content_view_select.html(options);
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if (highlight_text !== undefined) {
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highlight_content_views(highlight_text);
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} else {
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content_view_select.val(saved_content_view_id);
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remove_content_view_highlight();
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}
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performing_cancel = false;
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}
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});
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}
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},
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clear_content_views = function() {
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remove_content_view_highlight();
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$("#content_view_select").html('');
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},
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highlight_content_views = function(text){
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var highlight_text = content_view_select.next('span.highlight_input_text');
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content_view_select.addClass('highlight_input');
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if (highlight_text.length > 0) {
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highlight_text.html(text);
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} else {
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content_view_select.after('<span class ="highlight_input_text">' + text + '</span>');
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}
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},
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remove_content_view_highlight = function() {
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content_view_select.removeClass('highlight_input');
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content_view_select.next('span.highlight_input_text').remove();
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},
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render_selector = function(content_view_div, buttons_div, available_views, current_view) {
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render_select(content_view_div, current_view, available_views);
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render_buttons(buttons_div);
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content_view_select = $('#content_view_select');
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},
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render_select = function(content_view_div, current_view, available_views) {
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var opt_template = KT.utils.template("<option <%= selected %> value='<%= key %>'><%= text %></option>"),
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name = content_view_div.data('name'),
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html;
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html = '<form><select id="content_view_select" name="' + name + '">';
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$.each(available_views, function(key, item) {
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if (item.id === current_view) {
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html += opt_template({key: item.id, text: item.name, selected: 'selected'});
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} else {
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html += opt_template({key: item.id, text: item.name, selected: ''});
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}
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});
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html += '</select></form>';
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content_view_div.append(html);
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},
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render_buttons = function(content_view_div) {
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var button_template = KT.utils.template("<input type='button' class='button <%= clazz %>' value='<%= text %>' > "),
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html;
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html = '<div class="input">';
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html += button_template({clazz: 'save_env_content_view', text: 'Save'});
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html += button_template({clazz: 'cancel_env_content_view', text: 'Cancel'});
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html += '</div>';
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content_view_div.append(html);
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},
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disable_buttons = function() {
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$('.save_env_content_view').attr('disabled', 'disabled');
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$('.cancel_env_content_view').attr('disabled', 'disabled');
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},
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enable_buttons = function() {
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$('.save_env_content_view').removeAttr('disabled');
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$('.cancel_env_content_view').removeAttr('disabled');
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};
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return {
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init : init
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};
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}());
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