server-ts: Port becca_loader

db/migrations/0220__migrate_images_to_attachments.js

@@ -1,5 +1,5 @@
 module.exports = () => {
-    const beccaLoader = require('../../src/becca/becca_loader.js');
+    const beccaLoader = require('../../src/becca/becca_loader');
     const becca = require('../../src/becca/becca.js');
     const cls = require('../../src/services/cls');
     const log = require('../../src/services/log');

src/app.js

@@ -8,7 +8,7 @@ const sessionParser = require('./routes/session_parser.js');
 const utils = require('./services/utils');
 
 require('./services/handlers.js');
-require('./becca/becca_loader.js');
+require('./becca/becca_loader');
 
 const app = express();
 

src/becca/becca_loader.ts

@@ -1,19 +1,20 @@
 "use strict";
 
-const sql = require('../services/sql');
+import sql = require('../services/sql');
-const eventService = require('../services/events');
+import eventService = require('../services/events');
-const becca = require('./becca');
+import becca = require('./becca');
-const sqlInit = require('../services/sql_init');
+import sqlInit = require('../services/sql_init');
-const log = require('../services/log');
+import log = require('../services/log');
-const BNote = require('./entities/bnote');
+import BNote = require('./entities/bnote');
-const BBranch = require('./entities/bbranch');
+import BBranch = require('./entities/bbranch');
-const BAttribute = require('./entities/battribute');
+import BAttribute = require('./entities/battribute');
-const BOption = require('./entities/boption');
+import BOption = require('./entities/boption');
-const BEtapiToken = require('./entities/betapi_token');
+import BEtapiToken = require('./entities/betapi_token');
-const cls = require('../services/cls');
+import cls = require('../services/cls');
-const entityConstructor = require('../becca/entity_constructor');
+import entityConstructor = require('../becca/entity_constructor');
+import { AttributeRow, BranchRow, EtapiTokenRow, NoteRow, OptionRow } from './entities/rows';
 
-const beccaLoaded = new Promise((res, rej) => {
+const beccaLoaded = new Promise<void>((res, rej) => {
     sqlInit.dbReady.then(() => {
         cls.init(() => {
             load();
@@ -38,7 +39,7 @@ function load() {
             new BNote().update(row).init();
         }
 
-        const branchRows = sql.getRawRows(`SELECT branchId, noteId, parentNoteId, prefix, notePosition, isExpanded, utcDateModified FROM branches WHERE isDeleted = 0`);
+        const branchRows = sql.getRawRows<{ notePosition: number}>(`SELECT branchId, noteId, parentNoteId, prefix, notePosition, isExpanded, utcDateModified FROM branches WHERE isDeleted = 0`);
         // in-memory sort is faster than in the DB
         branchRows.sort((a, b) => a.notePosition - b.notePosition);
 
@@ -46,15 +47,15 @@ function load() {
             new BBranch().update(row).init();
         }
 
-        for (const row of sql.getRawRows(`SELECT attributeId, noteId, type, name, value, isInheritable, position, utcDateModified FROM attributes WHERE isDeleted = 0`)) {
+        for (const row of sql.getRawRows<AttributeRow>(`SELECT attributeId, noteId, type, name, value, isInheritable, position, utcDateModified FROM attributes WHERE isDeleted = 0`)) {
             new BAttribute().update(row).init();
         }
 
-        for (const row of sql.getRows(`SELECT name, value, isSynced, utcDateModified FROM options`)) {
+        for (const row of sql.getRows<OptionRow>(`SELECT name, value, isSynced, utcDateModified FROM options`)) {
             new BOption(row);
         }
 
-        for (const row of sql.getRows(`SELECT etapiTokenId, name, tokenHash, utcDateCreated, utcDateModified FROM etapi_tokens WHERE isDeleted = 0`)) {
+        for (const row of sql.getRows<EtapiTokenRow>(`SELECT etapiTokenId, name, tokenHash, utcDateCreated, utcDateModified FROM etapi_tokens WHERE isDeleted = 0`)) {
             new BEtapiToken(row);
         }
     });
@@ -68,7 +69,7 @@ function load() {
     log.info(`Becca (note cache) load took ${Date.now() - start}ms`);
 }
 
-function reload(reason) {
+function reload(reason: string) {
     load();
 
     require('../services/ws').reloadFrontend(reason || "becca reloaded");
@@ -112,7 +113,7 @@ eventService.subscribeBeccaLoader(eventService.ENTITY_CHANGED,  ({entityName, en
  * @param entityRow - can be a becca entity (change comes from this trilium instance) or just a row (from sync).
  *                    It should be therefore treated as a row.
  */
-function postProcessEntityUpdate(entityName, entityRow) {
+function postProcessEntityUpdate(entityName: string, entityRow: any) {
     if (entityName === 'notes') {
         noteUpdated(entityRow);
     } else if (entityName === 'branches') {
@@ -140,13 +141,13 @@ eventService.subscribeBeccaLoader([eventService.ENTITY_DELETED, eventService.ENT
     }
 });
 
-function noteDeleted(noteId) {
+function noteDeleted(noteId: string) {
     delete becca.notes[noteId];
 
     becca.dirtyNoteSetCache();
 }
 
-function branchDeleted(branchId) {
+function branchDeleted(branchId: string) {
     const branch = becca.branches[branchId];
 
     if (!branch) {
@@ -173,23 +174,26 @@ function branchDeleted(branchId) {
     }
 
     delete becca.childParentToBranch[`${branch.noteId}-${branch.parentNoteId}`];
+    if (branch.branchId) {
         delete becca.branches[branch.branchId];
     }
+}
 
-function noteUpdated(entityRow) {
+function noteUpdated(entityRow: NoteRow) {
     const note = becca.notes[entityRow.noteId];
 
     if (note) {
+        // FIXME, this wouldn't have worked in the original implementation since the variable was named __flatTextCache.
         // type / mime could have been changed, and they are present in flatTextCache
-        note.flatTextCache = null;
+        note.__flatTextCache = null;
     }
 }
 
-function branchUpdated(branchRow) {
+function branchUpdated(branchRow: BranchRow) {
     const childNote = becca.notes[branchRow.noteId];
 
     if (childNote) {
-        childNote.flatTextCache = null;
+        childNote.__flatTextCache = null;
         childNote.sortParents();
 
         // notes in the subtree can get new inherited attributes
@@ -204,7 +208,7 @@ function branchUpdated(branchRow) {
     }
 }
 
-function attributeDeleted(attributeId) {
+function attributeDeleted(attributeId: string) {
     const attribute = becca.attributes[attributeId];
 
     if (!attribute) {
@@ -239,8 +243,7 @@ function attributeDeleted(attributeId) {
     }
 }
 
-/** @param {BAttribute} attributeRow */
+function attributeUpdated(attributeRow: BAttribute) {
-function attributeUpdated(attributeRow) {
     const attribute = becca.attributes[attributeRow.attributeId];
     const note = becca.notes[attributeRow.noteId];
 
@@ -253,7 +256,7 @@ function attributeUpdated(attributeRow) {
     }
 }
 
-function noteReorderingUpdated(branchIdList) {
+function noteReorderingUpdated(branchIdList: number[]) {
     const parentNoteIds = new Set();
 
     for (const branchId in branchIdList) {
@@ -267,7 +270,7 @@ function noteReorderingUpdated(branchIdList) {
     }
 }
 
-function etapiTokenDeleted(etapiTokenId) {
+function etapiTokenDeleted(etapiTokenId: string) {
     delete becca.etapiTokens[etapiTokenId];
 }
 
@@ -275,14 +278,14 @@ eventService.subscribeBeccaLoader(eventService.ENTER_PROTECTED_SESSION, () => {
     try {
         becca.decryptProtectedNotes();
     }
-    catch (e) {
+    catch (e: any) {
         log.error(`Could not decrypt protected notes: ${e.message} ${e.stack}`);
     }
 });
 
 eventService.subscribeBeccaLoader(eventService.LEAVE_PROTECTED_SESSION, load);
 
-module.exports = {
+export = {
     load,
     reload,
     beccaLoaded

src/becca/entities/battribute.ts

@@ -28,7 +28,7 @@ class BAttribute extends AbstractBeccaEntity<BAttribute> {
     value!: string;
     isInheritable!: boolean;
 
-    constructor(row: AttributeRow) {
+    constructor(row?: AttributeRow) {
         super();
 
         if (!row) {
@@ -52,7 +52,7 @@ class BAttribute extends AbstractBeccaEntity<BAttribute> {
         ]);
     }
 
-    update([attributeId, noteId, type, name, value, isInheritable, position, utcDateModified]: any[]) {
+    update([attributeId, noteId, type, name, value, isInheritable, position, utcDateModified]: any) {
         this.attributeId = attributeId;
         this.noteId = noteId;
         this.type = type;

src/becca/entities/bbranch.ts

@@ -30,7 +30,7 @@ class BBranch extends AbstractBeccaEntity<BBranch> {
     isExpanded!: boolean;
     utcDateModified?: string;
 
-    constructor(row: BranchRow) {
+    constructor(row?: BranchRow) {
         super();
 
         if (!row) {

src/becca/entities/betapi_token.ts

@@ -24,7 +24,7 @@ class BEtapiToken extends AbstractBeccaEntity<BEtapiToken> {
     tokenHash!: string;
     private _isDeleted?: boolean;
 
-    constructor(row: EtapiTokenRow) {
+    constructor(row?: EtapiTokenRow) {
         super();
 
         if (!row) {

src/becca/entities/bnote.ts

@@ -70,7 +70,7 @@ class BNote extends AbstractBeccaEntity<BNote> {
     children!: BNote[];
     targetRelations!: BAttribute[];
 
-    private __flatTextCache!: string | null;
+    __flatTextCache!: string | null;
 
     private __attributeCache!: BAttribute[] | null;
     private __inheritableAttributeCache!: BAttribute[] | null;
@@ -86,7 +86,7 @@ class BNote extends AbstractBeccaEntity<BNote> {
     /** number of note revisions for this note */
     private revisionCount!: number | null;
 
-    constructor(row: Partial<NoteRow>) {
+    constructor(row?: Partial<NoteRow>) {
         super();
 
         if (!row) {

src/becca/entities/boption.ts

@@ -16,10 +16,12 @@ class BOption extends AbstractBeccaEntity<BOption> {
     value!: string;
     isSynced!: boolean;
 
-    constructor(row: OptionRow) {
+    constructor(row?: OptionRow) {
         super();
 
+        if (row) {
             this.updateFromRow(row);
+        }
         this.becca.options[this.name] = this;
     }
 

src/routes/api/import.js

@@ -7,7 +7,7 @@ const singleImportService = require('../../services/import/single.js');
 const cls = require('../../services/cls');
 const path = require('path');
 const becca = require('../../becca/becca');
-const beccaLoader = require('../../becca/becca_loader.js');
+const beccaLoader = require('../../becca/becca_loader');
 const log = require('../../services/log');
 const TaskContext = require('../../services/task_context');
 const ValidationError = require('../../errors/validation_error');

src/services/consistency_checks.js

@@ -766,7 +766,7 @@ class ConsistencyChecks {
         }
 
         if (this.reloadNeeded) {
-            require('../becca/becca_loader.js').reload("consistency checks need becca reload");
+            require('../becca/becca_loader').reload("consistency checks need becca reload");
         }
 
         return !this.unrecoveredConsistencyErrors;

src/services/sql.ts

@@ -143,8 +143,8 @@ function getRows<T>(query: string, params: Params = []): T[] {
     return wrap(query, s => s.all(params)) as T[];
 }
 
-function getRawRows<T extends {} | unknown[]>(query: string, params: Params = []): T[] | null {
+function getRawRows<T extends {} | unknown[]>(query: string, params: Params = []): T[] {
-    return wrap(query, s => s.raw().all(params)) as T[] | null;
+    return (wrap(query, s => s.raw().all(params)) as T[] | null) || [];
 }
 
 function iterateRows(query: string, params: Params = []) {
@@ -259,7 +259,7 @@ function transactional<T>(func: (statement: Statement) => T) {
         if (entityChangeIds.length > 0) {
             log.info("Transaction rollback dirtied the becca, forcing reload.");
 
-            require('../becca/becca_loader.js').load();
+            require('../becca/becca_loader').load();
         }
 
         // the maxEntityChangeId has been incremented during failed transaction, need to recalculate

src/services/sql_init.ts

@@ -61,7 +61,7 @@ async function createInitialDatabase() {
 
         sql.executeScript(schema);
 
-        require('../becca/becca_loader.js').load();
+        require('../becca/becca_loader').load();
 
         const BNote = require('../becca/entities/bnote');
         const BBranch = require('../becca/entities/bbranch');

src/services/sync.js

@@ -399,7 +399,7 @@ function getOutstandingPullCount() {
     return outstandingPullCount;
 }
 
-require('../becca/becca_loader.js').beccaLoaded.then(() => {
+require('../becca/becca_loader').beccaLoaded.then(() => {
     setInterval(cls.wrap(sync), 60000);
 
     // kickoff initial sync immediately, but should happen after initial consistency checks