Added null check when setting the list of views in CollectionSettings…

… so that collections that have not previously been assigned settings will load. Metadata tab is now considered required and cannot be removed via the admin interface. Added overlay while edit collections for is loading.

admin/src/main/java/edu/unc/lib/dl/admin/controller/EditCollectionSettingsController.java

@@ -66,7 +66,7 @@ public class EditCollectionSettingsController {
 	@Autowired
 	private SolrQueryLayerService solrQueryService;
 
-	private final String defaultDefaultTab = ContainerView.DESCRIPTION.name();
+	private final String defaultDefaultTab = ContainerView.STRUCTURE.name();
 	private final List<String> defaultTabList = Arrays.asList(ContainerView.DESCRIPTION.name(),
 			ContainerView.STRUCTURE.name(), ContainerView.EXPORTS.name());
 

metadata/src/main/java/edu/unc/lib/dl/model/ContainerSettings.java

@@ -74,6 +74,11 @@ public List<String> getViews() {
 	}
 
 	public void setViews(List<String> views) {
+		if (views == null) {
+			this.views = null;
+			return;
+		}
+
 		this.views = new ArrayList<>(views.size());
 		for (ContainerView view : ContainerView.values()) {
 			if (views.contains(view.name())) {
@@ -87,13 +92,14 @@ public String getViewDisplayName(String view) {
 		return viewEnum == null? null : viewEnum.getDisplayName();
 	}
 
-	public Map<String, Map<String, String>> getViewInfo() {
-		Map<String, Map<String, String>> result = new LinkedHashMap<>();
+	public Map<String, Map<String, Object>> getViewInfo() {
+		Map<String, Map<String, Object>> result = new LinkedHashMap<>();
 
 		for (ContainerView view : ContainerView.values()) {
-			Map<String, String> entry = new HashMap<>();
+			Map<String, Object> entry = new HashMap<>();
 			entry.put("displayName", view.getDisplayName());
 			entry.put("description", view.getDescription());
+			entry.put("required", new Boolean(view.isRequired()));
 
 			result.put(view.name(), entry);
 		}
@@ -107,14 +113,22 @@ public static enum ContainerView {
 		LIST_CONTENTS("List Contents", "A result view of files within this collection with hierarchy flattened"),
 		DEPARTMENTS("Departments", "A list of the departments associated with objects in this collection"),
 		DESCRIPTION("Description", "An overview of the contents of the collection and descriptive metadata"),
-		EXPORTS("Metadata", "Export options for data associated with this collection.");
+		EXPORTS("Metadata", "Export options for data associated with this collection.", true);
 
 		String displayName;
 		String description;
+		boolean required;
 
 		private ContainerView(String displayName, String description) {
 			this.displayName = displayName;
 			this.description = description;
+			this.required = false;
+		}
+
+		private ContainerView(String displayName, String description, boolean required) {
+			this.displayName = displayName;
+			this.description = description;
+			this.required = required;
 		}
 
 		public String getDisplayName() {
@@ -124,5 +138,9 @@ public String getDisplayName() {
 		public String getDescription() {
 			return description;
 		}
+
+		public boolean isRequired() {
+			return required;
+		}
 	}
 }

static/css/admin/admin_forms.css

@@ -275,6 +275,7 @@
 	margin: 0;
 	text-indent: 0;
 	color: #333;
+	cursor: pointer;
 }
 
 .selectable_multi li span {
@@ -295,6 +296,11 @@
 .selectable_multi .selected:hover {
 	background-color: #f8f8ff;
 }
+
+.selectable_multi .disabled {
+	color: #888;
+	cursor: default;
+}
 
 .selectable_multi_actions {
 	width: 40%;

static/js/admin/src/action/EditCollectionSettingsAction.js

@@ -8,7 +8,7 @@ define('EditCollectionSettingsAction', ['jquery', 'underscore', 'RemoteStateChan
 	EditCollectionSettingsAction.prototype.execute = function() {
 		var self = this;
 
-		this.dialog = $("<div class='containingDialog'>Loading...</div>");
+		this.dialog = $("<div class='containingDialog'></div>");
 		this.dialog.dialog({
 			autoOpen: true,
 			width: '560',
@@ -17,6 +17,13 @@ define('EditCollectionSettingsAction', ['jquery', 'underscore', 'RemoteStateChan
 			title: "Collection Settings"
 		});
 
+		var loadingOverlay = new ModalLoadingOverlay(this.dialog, {
+			autoOpen : false,
+			type : 'icon',
+			dialog : self.dialog
+		});
+		loadingOverlay.open();
+
 		$.ajax({
 			url : "editCollection/" + this.context.target.pid,
 			type : "GET"
@@ -27,6 +34,9 @@ define('EditCollectionSettingsAction', ['jquery', 'underscore', 'RemoteStateChan
 			// Recenter the dialog
 			self.dialog.dialog("option", "position", "center");
 
+			// Clear out the initial loading overlay
+			loadingOverlay.remove();
+
 			self.$form = self.dialog.first();
 			var defaultViewSelect = $("#full_record_default_view", self.$form);
 
@@ -50,6 +60,9 @@ define('EditCollectionSettingsAction', ['jquery', 'underscore', 'RemoteStateChan
 			}
 
 			function toggleChecked(checkbox, checked) {
+				if (checkbox.prop("disabled")) {
+					return;
+				}
 				if (checked === undefined) {
 					checked = !checkbox.prop("checked");
 				}
@@ -73,9 +86,13 @@ define('EditCollectionSettingsAction', ['jquery', 'underscore', 'RemoteStateChan
 			}
 
 			// Mark starting selected views
-			$.each(collectionSettings.viewInfo, function(viewKey) {
+			$.each(collectionSettings.viewInfo, function(viewKey, viewInfo) {
 				var checkbox = $("#full_record_views_select li[data-viewid='" + viewKey + "']", self.$form).find("input");
-				toggleChecked(checkbox, $.inArray(viewKey, collectionSettings.views) != -1);
+				var checked = viewInfo.required || $.inArray(viewKey, collectionSettings.views) != -1;
+				toggleChecked(checkbox, checked);
+				if (viewInfo.required) {
+					checkbox.prop("disabled", true).parent("li").first().addClass("disabled");
+				}
 			});
 
 			// Enable help text
@@ -96,7 +113,6 @@ define('EditCollectionSettingsAction', ['jquery', 'underscore', 'RemoteStateChan
 				var overlay = new ModalLoadingOverlay(self.$form, {
 					autoOpen : false,
 					type : 'icon',
-					text : 'updating...',
 					dialog : self.dialog
 				});
 				overlay.open();