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refactoring for testing parser

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This commit is contained in:
zadam
2020-05-20 00:03:33 +02:00
parent ef37bc1a99
commit 99aa481ace
13 changed files with 204 additions and 175 deletions
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163
src/services/note_cache/note_cache.js
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@@ -3,9 +3,6 @@
const Note = require('./entities/note');
const Branch = require('./entities/branch');
const Attribute = require('./entities/attribute');
const sql = require('../sql.js');
const sqlInit = require('../sql_init.js');
const eventService = require('../events.js');
class NoteCache {
constructor() {
@@ -21,7 +18,8 @@ class NoteCache {
this.attributeIndex = null;
this.loaded = false;
this.loadedPromise = this.load();
this.loadedResolve = null;
this.loadedPromise = new Promise(res => {this.loadedResolve = res;});
}
/** @return {Attribute[]} */
@@ -29,36 +27,6 @@ class NoteCache {
return this.attributeIndex[`${type}-${name}`] || [];
}
async load() {
await sqlInit.dbReady;
this.notes = await this.getMappedRows(`SELECT noteId, title, isProtected FROM notes WHERE isDeleted = 0`,
row => new Note(this, row));
this.branches = await this.getMappedRows(`SELECT branchId, noteId, parentNoteId, prefix FROM branches WHERE isDeleted = 0`,
row => new Branch(this, row));
this.attributeIndex = [];
this.attributes = await this.getMappedRows(`SELECT attributeId, noteId, type, name, value, isInheritable FROM attributes WHERE isDeleted = 0`,
row => new Attribute(this, row));
this.loaded = true;
}
async getMappedRows(query, cb) {
const map = {};
const results = await sql.getRows(query, []);
for (const row of results) {
const keys = Object.keys(row);
map[row[keys[0]]] = cb(row);
}
return map;
}
decryptProtectedNotes() {
for (const note of Object.values(this.notes)) {
note.decrypt();
@@ -72,131 +40,4 @@ class NoteCache {
const noteCache = new NoteCache();
eventService.subscribe([eventService.ENTITY_CHANGED, eventService.ENTITY_DELETED, eventService.ENTITY_SYNCED], async ({entityName, entity}) => {
// note that entity can also be just POJO without methods if coming from sync
if (!noteCache.loaded) {
return;
}
if (entityName === 'notes') {
const {noteId} = entity;
if (entity.isDeleted) {
delete noteCache.notes[noteId];
}
else if (noteId in noteCache.notes) {
const note = noteCache.notes[noteId];
// we can assume we have protected session since we managed to update
note.title = entity.title;
note.isProtected = entity.isProtected;
note.isDecrypted = !entity.isProtected || !!entity.isContentAvailable;
note.flatTextCache = null;
note.decrypt();
}
else {
const note = new Note(entity);
noteCache.notes[noteId] = note;
note.decrypt();
}
}
else if (entityName === 'branches') {
const {branchId, noteId, parentNoteId} = entity;
const childNote = noteCache.notes[noteId];
if (entity.isDeleted) {
if (childNote) {
childNote.parents = childNote.parents.filter(parent => parent.noteId !== parentNoteId);
childNote.parentBranches = childNote.parentBranches.filter(branch => branch.branchId !== branchId);
if (childNote.parents.length > 0) {
childNote.invalidateSubtreeCaches();
}
}
const parentNote = noteCache.notes[parentNoteId];
if (parentNote) {
parentNote.children = parentNote.children.filter(child => child.noteId !== noteId);
}
delete noteCache.childParentToBranch[`${noteId}-${parentNoteId}`];
delete noteCache.branches[branchId];
}
else if (branchId in noteCache.branches) {
// only relevant thing which can change in a branch is prefix
noteCache.branches[branchId].prefix = entity.prefix;
if (childNote) {
childNote.flatTextCache = null;
}
}
else {
noteCache.branches[branchId] = new Branch(entity);
if (childNote) {
childNote.resortParents();
}
}
}
else if (entityName === 'attributes') {
const {attributeId, noteId} = entity;
const note = noteCache.notes[noteId];
const attr = noteCache.attributes[attributeId];
if (entity.isDeleted) {
if (note && attr) {
// first invalidate and only then remove the attribute (otherwise invalidation wouldn't be complete)
if (attr.isAffectingSubtree || note.isTemplate) {
note.invalidateSubtreeCaches();
}
note.ownedAttributes = note.ownedAttributes.filter(attr => attr.attributeId !== attributeId);
const targetNote = attr.targetNote;
if (targetNote) {
targetNote.targetRelations = targetNote.targetRelations.filter(rel => rel.attributeId !== attributeId);
}
}
delete noteCache.attributes[attributeId];
delete noteCache.attributeIndex[`${attr.type}-${attr.name}`];
}
else if (attributeId in noteCache.attributes) {
const attr = noteCache.attributes[attributeId];
// attr name and isInheritable are immutable
attr.value = entity.value;
if (attr.isAffectingSubtree || note.isTemplate) {
note.invalidateSubtreeFlatText();
}
else {
note.flatTextCache = null;
}
}
else {
const attr = new Attribute(entity);
noteCache.attributes[attributeId] = attr;
if (note) {
if (attr.isAffectingSubtree || note.isTemplate) {
note.invalidateSubtreeCaches();
}
else {
this.invalidateThisCache();
}
}
}
}
});
eventService.subscribe(eventService.ENTER_PROTECTED_SESSION, () => {
noteCache.loadedPromise.then(() => noteCache.decryptProtectedNotes());
});
module.exports = noteCache;