+export type ProjectState = {
+ items: Array<TreeItem<ProjectResource>>,
+ currentItemId: string,
+ creator: ProjectCreator
+};
+
+interface ProjectCreator {
+ opened: boolean;
+ pending: boolean;
+ ownerUuid: 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>));
+
+ if (treeItem) {
+ treeItem.items = items;
+ return tree;
+ }
+
+ return items;
+}
+
+const updateCreator = (state: ProjectState, creator: Partial<ProjectCreator>) => ({
+ ...state,
+ creator: {
+ ...state.creator,
+ ...creator
+ }
+});
+
+const initialState: ProjectState = {
+ items: [],
+ currentItemId: "",
+ creator: {
+ opened: false,
+ pending: false,
+ ownerUuid: ""
+ }
+};
+
+
+export const projectsReducer = (state: ProjectState = initialState, action: ProjectAction) => {
+ return projectActions.match(action, {
+ OPEN_PROJECT_CREATOR: ({ ownerUuid }) => updateCreator(state, { ownerUuid, opened: true, pending: false }),
+ CLOSE_PROJECT_CREATOR: () => updateCreator(state, { opened: false }),
+ CREATE_PROJECT: () => updateCreator(state, { opened: false, pending: true }),
+ CREATE_PROJECT_SUCCESS: () => updateCreator(state, { ownerUuid: "", pending: false }),
+ CREATE_PROJECT_ERROR: () => updateCreator(state, { ownerUuid: "", pending: false }),