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optimized becca loader with raw queries

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zadam 2021-07-24 21:10:16 +02:00
parent 5c4369206a
commit e003341dff
4 changed files with 138 additions and 70 deletions
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15
src/becca/becca_loader.js
View File

@ -25,16 +25,19 @@ function load() {
const start = Date.now();
becca.reset();
for (const row of sql.iterateRows(`SELECT noteId, title, type, mime, isProtected, dateCreated, dateModified, utcDateCreated, utcDateModified FROM notes`, [])) {
new Note(row);
// using raw query and passing arrays to avoid allocating new objects
// this is worth it for becca load since it happens every run and blocks the app until finished
for (const row of sql.getRawRows(`SELECT noteId, title, type, mime, isProtected, dateCreated, dateModified, utcDateCreated, utcDateModified FROM notes WHERE isDeleted = 0`, [])) {
new Note().update(row).init();
}
for (const row of sql.iterateRows(`SELECT branchId, noteId, parentNoteId, prefix, notePosition, isExpanded, utcDateModified FROM branches WHERE isDeleted = 0`, [])) {
new Branch(row);
for (const row of sql.getRawRows(`SELECT branchId, noteId, parentNoteId, prefix, notePosition, isExpanded, utcDateModified FROM branches WHERE isDeleted = 0`, [])) {
new Branch().update(row).init();
}
for (const row of sql.iterateRows(`SELECT attributeId, noteId, type, name, value, isInheritable, position, utcDateModified FROM attributes WHERE isDeleted = 0`, [])) {
new Attribute(row);
for (const row of sql.getRawRows(`SELECT attributeId, noteId, type, name, value, isInheritable, position, utcDateModified FROM attributes WHERE isDeleted = 0`, [])) {
new Attribute().update(row).init();
}
for (const row of sql.getRows(`SELECT name, value, isSynced, utcDateModified FROM options`)) {

55
src/becca/entities/attribute.js
View File

@ -14,23 +14,46 @@ class Attribute extends AbstractEntity {
constructor(row) {
super();
/** @param {string} */
this.attributeId = row.attributeId;
/** @param {string} */
this.noteId = row.noteId;
/** @param {string} */
this.type = row.type;
/** @param {string} */
this.name = row.name;
/** @param {int} */
this.position = row.position;
/** @param {string} */
this.value = row.value;
/** @param {boolean} */
this.isInheritable = !!row.isInheritable;
/** @param {string} */
this.utcDateModified = row.utcDateModified;
if (!row) {
return;
}
this.update([
row.attributeId,
row.noteId,
row.type,
row.name,
row.value,
row.isInheritable,
row.position,
row.utcDateModified
]);
this.init();
}
update([attributeId, noteId, type, name, value, isInheritable, position, utcDateModified]) {
/** @param {string} */
this.attributeId = attributeId;
/** @param {string} */
this.noteId = noteId;
/** @param {string} */
this.type = type;
/** @param {string} */
this.name = name;
/** @param {int} */
this.position = position;
/** @param {string} */
this.value = value;
/** @param {boolean} */
this.isInheritable = !!isInheritable;
/** @param {string} */
this.utcDateModified = utcDateModified;
return this;
}
init() {
if (this.attributeId) {
this.becca.attributes[this.attributeId] = this;
}

50
src/becca/entities/branch.js
View File

@ -14,21 +14,43 @@ class Branch extends AbstractEntity {
constructor(row) {
super();
/** @param {string} */
this.branchId = row.branchId;
/** @param {string} */
this.noteId = row.noteId;
/** @param {string} */
this.parentNoteId = row.parentNoteId;
/** @param {string} */
this.prefix = row.prefix;
/** @param {int} */
this.notePosition = row.notePosition;
/** @param {boolean} */
this.isExpanded = !!row.isExpanded;
/** @param {string} */
this.utcDateModified = row.utcDateModified;
if (!row) {
return;
}
this.update([
row.branchId,
row.noteId,
row.parentNoteId,
row.prefix,
row.notePosition,
row.isExpanded,
row.utcDateModified
]);
this.init();
}
update([branchId, noteId, parentNoteId, prefix, notePosition, isExpanded, utcDateModified]) {
/** @param {string} */
this.branchId = branchId;
/** @param {string} */
this.noteId = noteId;
/** @param {string} */
this.parentNoteId = parentNoteId;
/** @param {string} */
this.prefix = prefix;
/** @param {int} */
this.notePosition = notePosition;
/** @param {boolean} */
this.isExpanded = !!isExpanded;
/** @param {string} */
this.utcDateModified = utcDateModified;
return this;
}
init() {
if (this.branchId === 'root') {
return;
}

88
src/becca/entities/note.js
View File

@ -20,8 +20,61 @@ class Note extends AbstractEntity {
constructor(row) {
super();
this.update(row);
if (!row) {
return;
}
this.update([
row.noteId,
row.title,
row.type,
row.mime,
row.isProtected,
row.dateCreated,
row.dateModified,
row.utcDateCreated,
row.utcDateModified
]);
this.init();
}
update([noteId, title, type, mime, isProtected, dateCreated, dateModified, utcDateCreated, utcDateModified]) {
// ------ Database persisted attributes ------
/** @param {string} */
this.noteId = noteId;
/** @param {string} */
this.title = title;
/** @param {boolean} */
this.isProtected = !!isProtected;
/** @param {string} */
this.type = type;
/** @param {string} */
this.mime = mime;
/** @param {string} */
this.dateCreated = dateCreated || dateUtils.localNowDateTime();
/** @param {string} */
this.dateModified = dateModified;
/** @param {string} */
this.utcDateCreated = utcDateCreated || dateUtils.utcNowDateTime();
/** @param {string} */
this.utcDateModified = utcDateModified;
// ------ Derived attributes ------
/** @param {boolean} */
this.isDecrypted = !this.isProtected;
this.decrypt();
/** @param {string|null} */
this.flatTextCache = null;
return this;
}
init() {
/** @param {Branch[]} */
this.parentBranches = [];
/** @param {Note[]} */
@ -54,39 +107,6 @@ class Note extends AbstractEntity {
this.revisionCount = null;
}
update(row) {
// ------ Database persisted attributes ------
/** @param {string} */
this.noteId = row.noteId;
/** @param {string} */
this.title = row.title;
/** @param {boolean} */
this.isProtected = !!row.isProtected;
/** @param {string} */
this.type = row.type;
/** @param {string} */
this.mime = row.mime;
/** @param {string} */
this.dateCreated = row.dateCreated || dateUtils.localNowDateTime();
/** @param {string} */
this.dateModified = row.dateModified;
/** @param {string} */
this.utcDateCreated = row.utcDateCreated || dateUtils.utcNowDateTime();
/** @param {string} */
this.utcDateModified = row.utcDateModified;
// ------ Derived attributes ------
/** @param {boolean} */
this.isDecrypted = !this.isProtected;
this.decrypt();
/** @param {string|null} */
this.flatTextCache = null;
}
isContentAvailable() {
return !this.noteId // new note which was not encrypted yet
|| !this.isProtected