initializing note tree synchronously

This commit is contained in:
zadam 2020-08-26 16:50:16 +02:00
parent 87161cfe0d
commit 6aa61ca306
6 changed files with 87 additions and 76 deletions

View File

@ -28,6 +28,11 @@ class Branch {
return this.treeCache.getNote(this.noteId);
}
/** @returns {NoteShort} */
getNoteFromCache() {
return this.treeCache.getNoteFromCache(this.noteId);
}
/** @returns {NoteShort} */
async getParentNote() {
return this.treeCache.getNote(this.parentNoteId);

View File

@ -70,7 +70,7 @@ async function resolveNotePathToSegments(notePath, logErrors = true) {
if (!parents.some(p => p.noteId === parentNoteId)) {
if (logErrors) {
console.log(utils.now(), `Did not find parent ${parentNoteId} for child ${childNoteId}, available parents: ${parents}`);
console.log(utils.now(), `Did not find parent ${parentNoteId} for child ${childNoteId}, available parents: ${parents.map(p => p.noteId)}`);
}
const someNotePath = getSomeNotePath(parents[0]);

View File

@ -20,8 +20,6 @@ class TreeCache {
async loadInitialTree() {
const resp = await server.get('tree');
await this.loadParents(resp, false);
// clear the cache only directly before adding new content which is important for e.g. switching to protected session
/** @type {Object.<string, NoteShort>} */
@ -39,6 +37,14 @@ class TreeCache {
this.addResp(resp);
}
async loadSubTree(subTreeNoteId) {
const resp = await server.get('tree?subTreeNoteId=' + subTreeNoteId);
this.addResp(resp);
return this.notes[subTreeNoteId];
}
async loadParents(resp, additiveLoad) {
const noteIds = new Set(resp.notes.map(note => note.noteId));
const missingNoteIds = [];

View File

@ -50,7 +50,7 @@ const TPL = `
export default class NotePathsWidget extends TabAwareWidget {
doRender() {
this.$widget = $(TPL);
this.contentSized();
this.overflowing();
this.$currentPath = this.$widget.find('.current-path');
this.$dropdown = this.$widget.find(".dropdown");

View File

@ -297,8 +297,8 @@ export default class NoteTreeWidget extends TabAwareWidget {
await options.save("hideIncludedImages_" + this.treeName, val.toString());
}
async initFancyTree() {
const treeData = [await this.prepareRootNode()];
initFancyTree() {
const treeData = [this.prepareRootNode()];
this.$tree.fancytree({
titlesTabbable: true,
@ -354,7 +354,7 @@ export default class NoteTreeWidget extends TabAwareWidget {
},
expand: (event, data) => this.setExpanded(data.node.data.branchId, true),
collapse: (event, data) => this.setExpanded(data.node.data.branchId, false),
hotkeys: utils.isMobile() ? undefined : { keydown: await this.getHotKeys() },
//hotkeys: utils.isMobile() ? undefined : { keydown: await this.getHotKeys() },
dnd5: {
autoExpandMS: 600,
dragStart: (node, data) => {
@ -443,34 +443,41 @@ export default class NoteTreeWidget extends TabAwareWidget {
data.result = [];
return;
}
}
data.result = treeCache.getNote(noteId).then(note => this.prepareChildren(note));
data.result = treeCache.reloadNotes([noteId]).then(() => {
const note = treeCache.getNoteFromCache(noteId);
return this.prepareChildren(note);
});
}
else {
data.result = treeCache.loadSubTree(noteId).then(note => this.prepareChildren(note));
}
},
clones: {
highlightActiveClones: true
},
enhanceTitle: async function (event, data) {
const node = data.node;
const $span = $(node.span);
if (node.data.noteId !== 'root'
&& node.data.noteId === hoistedNoteService.getHoistedNoteId()
&& $span.find('.unhoist-button').length === 0) {
const unhoistButton = $('<span>&nbsp; (<a class="unhoist-button">unhoist</a>)</span>');
$span.append(unhoistButton);
}
const note = await treeCache.getNote(node.data.noteId);
if (note.type === 'search' && $span.find('.refresh-search-button').length === 0) {
const refreshSearchButton = $('<span>&nbsp; <span class="refresh-search-button bx bx-refresh" title="Refresh saved search results"></span></span>');
$span.append(refreshSearchButton);
}
},
// enhanceTitle: async function (event, data) {
// const node = data.node;
// const $span = $(node.span);
//
// if (node.data.noteId !== 'root'
// && node.data.noteId === hoistedNoteService.getHoistedNoteId()
// && $span.find('.unhoist-button').length === 0) {
//
// const unhoistButton = $('<span>&nbsp; (<a class="unhoist-button">unhoist</a>)</span>');
//
// $span.append(unhoistButton);
// }
//
// const note = await treeCache.getNote(node.data.noteId);
//
// if (note.type === 'search' && $span.find('.refresh-search-button').length === 0) {
// const refreshSearchButton = $('<span>&nbsp; <span class="refresh-search-button bx bx-refresh" title="Refresh saved search results"></span></span>');
//
// $span.append(refreshSearchButton);
// }
// },
// this is done to automatically lazy load all expanded notes after tree load
loadChildren: (event, data) => {
data.node.visit((subNode) => {
@ -497,9 +504,7 @@ export default class NoteTreeWidget extends TabAwareWidget {
this.tree = $.ui.fancytree.getTree(this.$tree);
}
async prepareRootNode() {
await treeCache.initializedPromise;
prepareRootNode() {
const hoistedNoteId = hoistedNoteService.getHoistedNoteId();
let hoistedBranch;
@ -508,31 +513,17 @@ export default class NoteTreeWidget extends TabAwareWidget {
hoistedBranch = treeCache.getBranch('root');
}
else {
const hoistedNote = await treeCache.getNote(hoistedNoteId);
hoistedBranch = (await hoistedNote.getBranches())[0];
const hoistedNote = treeCache.getNoteFromCache(hoistedNoteId);
hoistedBranch = hoistedNote.getBranches()[0];
}
return await this.prepareNode(hoistedBranch);
return this.prepareNode(hoistedBranch);
}
async prepareChildren(note) {
if (note.type === 'search') {
return await this.prepareSearchNoteChildren(note);
}
else {
return await this.prepareNormalNoteChildren(note);
}
}
async prepareSearchNoteChildren(note) {
await treeCache.reloadNotes([note.noteId]);
const newNote = await treeCache.getNote(note.noteId);
return await this.prepareNormalNoteChildren(newNote);
}
async prepareNormalNoteChildren(parentNote) {
/**
* @param {NoteShort} parentNote
*/
prepareChildren(parentNote) {
utils.assertArguments(parentNote);
const noteList = [];
@ -541,14 +532,14 @@ export default class NoteTreeWidget extends TabAwareWidget {
for (const branch of this.getChildBranches(parentNote)) {
if (hideArchivedNotes) {
const note = await branch.getNote();
const note = branch.getNoteFromCache();
if (note.hasLabel('archived')) {
continue;
}
}
const node = await this.prepareNode(branch);
const node = this.prepareNode(branch);
noteList.push(node);
}
@ -613,10 +604,15 @@ export default class NoteTreeWidget extends TabAwareWidget {
node.renderTitle();
}
async prepareNode(branch) {
const note = await branch.getNote();
/**
* @param {Branch} branch
*/
prepareNode(branch) {
const note = branch.getNoteFromCache();
if (!note) {
console.log("branch", branch);
throw new Error(`Branch has no note "${branch.noteId}": ${JSON.stringify(note)}`);
}
@ -642,7 +638,7 @@ export default class NoteTreeWidget extends TabAwareWidget {
};
if (node.folder && node.expanded) {
node.children = await this.prepareChildren(note);
node.children = this.prepareChildren(note);
}
return node;
@ -1141,9 +1137,6 @@ export default class NoteTreeWidget extends TabAwareWidget {
}
async setExpanded(branchId, isExpanded) {
console.log("expand", isExpanded);
utils.assertArguments(branchId);
const branch = treeCache.getBranch(branchId);
@ -1157,7 +1150,7 @@ export default class NoteTreeWidget extends TabAwareWidget {
const activeNotePath = activeNode !== null ? treeService.getNotePath(activeNode) : null;
const rootNode = await this.prepareRootNode();
const rootNode = this.prepareRootNode();
await this.batchUpdate(async () => {
await this.tree.reload([rootNode]);

View File

@ -50,23 +50,30 @@ function getNotesAndBranchesAndAttributes(noteIds) {
};
}
function getTree() {
const hoistedNoteId = optionService.getOption('hoistedNoteId');
function getTree(req) {
const subTreeNoteId = req.query.subTreeNoteId || optionService.getOption('hoistedNoteId');
// we fetch all branches of notes, even if that particular branch isn't visible
// this allows us to e.g. detect and properly display clones
const noteIds = sql.getColumn(`
WITH RECURSIVE
tree(branchId, noteId, isExpanded) AS (
SELECT branchId, noteId, isExpanded FROM branches WHERE noteId = ?
UNION ALL
SELECT branches.branchId, branches.noteId, branches.isExpanded FROM branches
JOIN tree ON branches.parentNoteId = tree.noteId
WHERE tree.isExpanded = 1 AND branches.isDeleted = 0
)
SELECT noteId FROM tree`, [hoistedNoteId]);
treeWithDescendants(noteId, isExpanded) AS (
SELECT noteId, 1 FROM branches WHERE parentNoteId = ? AND isDeleted = 0
UNION
SELECT branches.noteId, branches.isExpanded FROM branches
JOIN treeWithDescendants ON branches.parentNoteId = treeWithDescendants.noteId
WHERE treeWithDescendants.isExpanded = 1
AND branches.isDeleted = 0
),
treeWithDescendantsAndAscendants AS (
SELECT noteId FROM treeWithDescendants
UNION
SELECT branches.parentNoteId FROM branches
JOIN treeWithDescendantsAndAscendants ON branches.noteId = treeWithDescendantsAndAscendants.noteId
WHERE branches.isDeleted = 0
AND branches.parentNoteId != ?
)
SELECT noteId FROM treeWithDescendantsAndAscendants`, [subTreeNoteId, subTreeNoteId]);
noteIds.push('root');
noteIds.push(subTreeNoteId);
return getNotesAndBranchesAndAttributes(noteIds);
}