+import { TreeItem, TreeItemStatus } from "../../components/tree/tree";
+import { ProjectResource } from "../../models/project";
+
+export type ProjectState = {
+ items: Array<TreeItem<ProjectResource>>,
+ currentItemId: string,
+ creator: ProjectCreator
+};
+
+interface ProjectCreator {
+ opened: boolean;
+ pending: boolean;
+ ownerUuid: string;
+ error?: string;
+}
+
+export function findTreeItem<T>(tree: Array<TreeItem<T>>, itemId: string): TreeItem<T> | undefined {
+ let item;
+ for (const t of tree) {
+ item = t.id === itemId
+ ? t
+ : findTreeItem(t.items ? t.items : [], itemId);
+ if (item) {
+ break;
+ }
+ }
+ return item;
+}
+
+export function getActiveTreeItem<T>(tree: Array<TreeItem<T>>): TreeItem<T> | undefined {
+ let item;
+ for (const t of tree) {
+ item = t.active
+ ? t
+ : getActiveTreeItem(t.items ? t.items : []);
+ if (item) {
+ break;
+ }
+ }
+ return item;
+}
+
+export function getTreePath<T>(tree: Array<TreeItem<T>>, itemId: string): Array<TreeItem<T>> {
+ for (const item of tree) {
+ if (item.id === itemId) {
+ return [item];
+ } else {
+ const branch = getTreePath(item.items || [], itemId);
+ if (branch.length > 0) {
+ return [item, ...branch];
+ }
+ }
+ }
+ return [];
+}
+
+function resetTreeActivity<T>(tree: Array<TreeItem<T>>) {
+ for (const t of tree) {
+ t.active = false;
+ resetTreeActivity(t.items ? t.items : []);
+ }
+}
+
+function updateProjectTree(tree: Array<TreeItem<ProjectResource>>, projects: ProjectResource[], parentItemId?: string): Array<TreeItem<ProjectResource>> {
+ let treeItem;
+ if (parentItemId) {
+ treeItem = findTreeItem(tree, parentItemId);
+ if (treeItem) {
+ treeItem.status = TreeItemStatus.Loaded;
+ }
+ }
+ const items = projects.map(p => ({
+ id: p.uuid,
+ open: false,
+ active: false,
+ status: TreeItemStatus.Initial,
+ data: p,
+ items: []
+ } as TreeItem<ProjectResource>));