root / ui / static / snf / js / ui / web / ui_metadata_view.js @ 8d08f18a
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;(function(root){
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// root
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var root = root;
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// setup namepsaces
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var snf = root.synnefo = root.synnefo || {};
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var models = snf.models = snf.models || {}
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var storage = snf.storage = snf.storage || {};
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var ui = snf.ui = snf.ui || {};
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var util = snf.util = snf.util || {};
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var views = snf.views = snf.views || {}
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// shortcuts
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var bb = root.Backbone;
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views.MetadataView = views.Overlay.extend({ |
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view_id: "metadata_view", |
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content_selector: "#metadata-overlay-content", |
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css_class: 'overlay-metadata overlay-info', |
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overlay_id: "metadata-overlay", |
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subtitle: "", |
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title: "Manage metadata", |
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initialize: function(options) { |
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views.MetadataView.__super__.initialize.apply(this);
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_.bindAll(this);
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this.current_vm = undefined; |
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this.list = this.$(".options-list"); |
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this.tpl = this.$("li.meta-object-tpl"); |
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this.editor = this.$(".editor"); |
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this.pre_init_handlers();
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}, |
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pre_init_handlers: function() { |
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this.$(".editor .cancel").click(_.bind(function(){ |
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this.close_editor();
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}, this))
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this.$(".editor .create").click(_.bind(function(){ |
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this.submit_editor();
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}, this));
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}, |
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show: function(vm) { |
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this.current_vm = vm;
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views.MetadataView.__super__.show.apply(this);
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}, |
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get_meta: function() { |
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return this.current_vm.get_meta(); |
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}, |
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get_meta_el: function(key, value) { |
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return this.tpl.clone(); |
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}, |
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beforeOpen: function() { |
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this.update_layout();
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}, |
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update_layout: function() { |
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if (!this.editing) { |
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this.editor.hide();
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} |
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this.update_vm_details();
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// update metadata
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this.list.empty();
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_.each(this.get_meta(), _.bind(function(value, key) { |
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var el = this.get_meta_el(); |
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el.find(".title").text(util.truncate(key, 15)).attr("title", key); |
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el.find(".value").text(util.truncate(value, 15)).attr("title", value); |
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el.data('meta', {'key':key, 'value':value}); |
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this.list.append(el);
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$(el).data({key:key, value:value}); |
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}, this));
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this.list.append('<li class="options-object create">' + |
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'<div class="options-object-cont">' +
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'<span class="title">Add new</span>' +
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'<span class="value">metadata key</span>' +
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'</div>' +
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'</li>')
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this.list.show();
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this.init_handlers();
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}, |
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meta_from_el: function(el) { |
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return el.closest("li").data("meta"); |
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}, |
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show_editor: function(meta, el) { |
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this.editing = true; |
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this.editor.find("label").removeClass("error"); |
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if (meta) {
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this.editor.find(".predefined").hide(); |
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this.editor.find("input.meta-key").val(meta.key).attr("disabled", true); |
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this.editor.find("input.meta-value").val(meta.value); |
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} else {
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this.editor.find(".predefined").show(); |
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this.editor.find("input.meta-key").val("").attr("disabled", false); |
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this.editor.find("input.meta-value").val(""); |
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} |
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this.$(".editor").show(); |
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if (meta) {
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this.editor.find("input.meta-value").focus().select(); |
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} else {
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this.editor.find("input.meta-key").focus(); |
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} |
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// remove predefined for existing keys
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var existing_keys = this.current_vm.get_meta(); |
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if (!meta) {
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this.editor.find(".predefined-meta-key").each(function(i, el){ |
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if (existing_keys[$(el).text()]) { |
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$(el).hide();
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} else {
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$(el).show();
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} |
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}) |
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} |
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}, |
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update_vm_details: function() { |
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// show proper title
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this.set_subtitle(this.current_vm.get("name") + snf.ui.helpers.vm_icon_tag(this.current_vm, "small")); |
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}, |
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validate: function(meta) { |
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if (!meta) { return false }; |
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if ((meta.key && meta.key != "") && (meta.value && meta.value != "")) { |
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return true; |
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} |
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return false; |
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}, |
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get_editor_values: function() { |
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var meta = {};
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meta.key = this.editor.find("input.meta-key").val(); |
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meta.value = this.editor.find("input.meta-value").val(); |
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meta.key = _(meta.key).trim(); |
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meta.value = _(meta.value).trim(); |
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return meta;
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}, |
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submit_editor: function() { |
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if (!this.editing) { return }; |
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this.editing = false; |
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var meta = this.get_editor_values(); |
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if (this.validate(meta)) { |
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this.current_vm.save_meta(meta, _.bind(function() { |
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this.close_editor();
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}, this));
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} else {
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this.editor.find(".form-field label").addClass("error"); |
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} |
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}, |
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remove_meta: function(key) { |
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this.current_vm.remove_meta(key);
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}, |
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close_editor: function() { |
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this.$(".editor").fadeOut(100); |
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this.editing = false; |
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}, |
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init_handlers: function() { |
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var self = this; |
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this.list.find(".remove").click(function(e){ |
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e.preventDefault(); |
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var meta = self.meta_from_el($(this)); |
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self.remove_meta(meta.key); |
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$(this).parent().remove(); |
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}); |
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this.list.find(".edit").click(function(e) { |
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e.preventDefault(); |
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var meta = self.meta_from_el($(this)); |
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self.show_editor(meta, $(this)); |
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}) |
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this.list.find("li.create").click(function(){ |
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self.show_create(); |
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}) |
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this.editor.find("input").keyup(_.bind(function(e){ |
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if (e.keyCode == 13) { this.submit_editor() }; |
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}, this));
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this.editor.find(".predefined-meta-key").click(function() { |
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self.editor.find("input.meta-key").val($(this).text()); |
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self.editor.find("input.meta-value").focus();
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}) |
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this.current_vm.bind("change", this.handle_vm_change) |
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}, |
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show_create: function() { |
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this.show_editor();
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}, |
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unbind_vm_handlers: function() { |
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this.current_vm.unbind("change", this.handle_vm_change); |
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}, |
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handle_vm_change: function(vm) { |
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this.update_vm_details();
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this.update_layout();
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}, |
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onClose: function() { |
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this.unbind_vm_handlers();
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} |
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}); |
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})(this);
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