change in naming of SQL methods

added assert methods to note tree

migrations/0031__change_encryption_to_CBC.js

@@ -17,7 +17,7 @@ module.exports = async () => {
     const password = await question("Enter password: ");
     const dataKey = await password_encryption.getDecryptedDataKey(password);
 
-    const protectedNotes = await sql.getResults("SELECT * FROM notes WHERE is_protected = 1");
+    const protectedNotes = await sql.getAll("SELECT * FROM notes WHERE is_protected = 1");
 
     for (const note of protectedNotes) {
         const decryptedTitle = data_encryption.decrypt(dataKey, note.note_title);
@@ -30,7 +30,7 @@ module.exports = async () => {
         await sql.execute("UPDATE notes SET note_title = ?, note_text = ? WHERE note_id = ?", [note.note_title, note.note_text, note.note_id]);
     }
 
-    const protectedNotesHistory = await sql.getResults("SELECT * FROM notes_history WHERE is_protected = 1");
+    const protectedNotesHistory = await sql.getAll("SELECT * FROM notes_history WHERE is_protected = 1");
 
     for (const noteHistory of protectedNotesHistory) {
         const decryptedTitle = data_encryption.decrypt(dataKey, noteHistory.note_title);

public/javascripts/note_tree.js

@@ -15,6 +15,8 @@ const noteTree = (function() {
     let noteIdToTitle = {};
 
     function getNoteTreeId(parentNoteId, childNoteId) {
+        assertArguments(parentNoteId, childNoteId);
+
         const key = parentNoteId + "-" + childNoteId;
 
         // this can return undefined and client code should deal with it somehow
@@ -23,6 +25,8 @@ const noteTree = (function() {
     }
 
     function getNoteTitle(noteId, parentNoteId = null) {
+        assertArguments(noteId);
+
         let title = noteIdToTitle[noteId];
 
         if (!title) {
@@ -73,17 +77,23 @@ const noteTree = (function() {
     }
 
     function getNodesByNoteTreeId(noteTreeId) {
+        assertArguments(noteTreeId);
+
         const noteTree = notesTreeMap[noteTreeId];
 
         return getNodesByNoteId(noteTree.note_id).filter(node => node.data.note_tree_id === noteTreeId);
     }
 
     function getNodesByNoteId(noteId) {
+        assertArguments(noteId);
+
         const list = getTree().getNodesByRef(noteId);
         return list ? list : []; // if no nodes with this refKey are found, fancy tree returns null
     }
 
     function setPrefix(noteTreeId, prefix) {
+        assertArguments(noteTreeId);
+
         notesTreeMap[noteTreeId].prefix = prefix;
 
         getNodesByNoteTreeId(noteTreeId).map(node => {
@@ -94,6 +104,8 @@ const noteTree = (function() {
     }
 
     function removeParentChildRelation(parentNoteId, childNoteId) {
+        assertArguments(parentNoteId, childNoteId);
+
         const key = parentNoteId + "-" + childNoteId;
 
         delete parentChildToNoteTreeId[key];
@@ -103,6 +115,8 @@ const noteTree = (function() {
     }
 
     function setParentChildRelation(noteTreeId, parentNoteId, childNoteId) {
+        assertArguments(noteTreeId, parentNoteId, childNoteId);
+
         const key = parentNoteId + "-" + childNoteId;
 
         parentChildToNoteTreeId[key] = noteTreeId;
@@ -121,6 +135,8 @@ const noteTree = (function() {
     }
 
     function prepareNoteTree(notes) {
+        assertArguments(notes);
+
         parentToChildren = {};
         childToParents = {};
         notesTreeMap = {};
@@ -139,6 +155,8 @@ const noteTree = (function() {
     }
 
     function getExtraClasses(note) {
+        assertArguments(note);
+
         let extraClasses = '';
 
         if (note.is_protected) {
@@ -157,6 +175,8 @@ const noteTree = (function() {
     }
 
     function prepareNoteTreeInner(parentNoteId) {
+        assertArguments(parentNoteId);
+
         const childNoteIds = parentToChildren[parentNoteId];
         if (!childNoteIds) {
             messaging.logError("No children for " + parentNoteId + ". This shouldn't happen.");
@@ -199,6 +219,8 @@ const noteTree = (function() {
     }
 
     async function activateNode(notePath) {
+        assertArguments(notePath);
+
         const runPath = getRunPath(notePath);
         const noteId = treeUtils.getNoteIdFromNotePath(notePath);
 
@@ -225,6 +247,8 @@ const noteTree = (function() {
      * path change) or other corruption, in that case this will try to get some other valid path to the correct note.
      */
     function getRunPath(notePath) {
+        assertArguments(notePath);
+
         const path = notePath.split("/").reverse();
         path.push('root');
 
@@ -251,6 +275,8 @@ const noteTree = (function() {
                     console.log(now(), "Did not find parent " + parentNoteId + " for child " + childNoteId);
 
                     if (parents.length > 0) {
+                        console.log(now(), "Available parents:", parents);
+
                         const pathToRoot = getSomeNotePath(parents[0]).split("/").reverse();
 
                         for (const noteId of pathToRoot) {
@@ -279,6 +305,8 @@ const noteTree = (function() {
     }
 
     function showParentList(noteId, node) {
+        assertArguments(noteId, node);
+
         const parents = childToParents[noteId];
 
         if (!parents) {
@@ -313,6 +341,8 @@ const noteTree = (function() {
     }
 
     function getNotePathTitle(notePath) {
+        assertArguments(notePath);
+
         const titlePath = [];
 
         let parentNoteId = 'root';
@@ -327,6 +357,8 @@ const noteTree = (function() {
     }
 
     function getSomeNotePath(noteId) {
+        assertArguments(noteId);
+
         const path = [];
 
         let cur = noteId;
@@ -345,12 +377,16 @@ const noteTree = (function() {
     }
 
     async function setExpandedToServer(noteTreeId, isExpanded) {
+        assertArguments(noteTreeId);
+
         const expandedNum = isExpanded ? 1 : 0;
 
         await server.put('notes/' + noteTreeId + '/expanded/' + expandedNum);
     }
 
     function setCurrentNotePathToHash(node) {
+        assertArguments(node);
+
         const currentNotePath = treeUtils.getNotePath(node);
         const currentNoteTreeId = node.data.note_tree_id;
 
@@ -360,6 +396,8 @@ const noteTree = (function() {
     }
 
     function initFancyTree(noteTree) {
+        assertArguments(noteTree);
+
         const keybindings = {
             "del": node => {
                 treeChanges.deleteNode(node);
@@ -601,6 +639,8 @@ const noteTree = (function() {
     }
 
     function setNoteTitle(noteId, title) {
+        assertArguments(noteId);
+
         noteIdToTitle[noteId] = title;
 
         getNodesByNoteId(noteId).map(clone => treeUtils.setNodeTitleWithPrefix(clone));
@@ -613,6 +653,8 @@ const noteTree = (function() {
     }
 
     async function createNote(node, parentNoteId, target, isProtected) {
+        assertArguments(node, parentNoteId, target);
+
         // if isProtected isn't available (user didn't enter password yet), then note is created as unencrypted
         // but this is quite weird since user doesn't see WHERE the note is being created so it shouldn't occur often
         if (!isProtected || !protected_session.isProtectedSessionAvailable()) {

public/javascripts/utils.js

@@ -72,3 +72,15 @@ function now() {
 function isElectron() {
     return window && window.process && window.process.type;
 }
+
+function assertArguments() {
+    for (const i in arguments) {
+        assert(arguments[i], `argument ${i} should not be falsy. Argument list: ${arguments}`);
+    }
+}
+
+function assert(expr, message) {
+    if (!expr) {
+        throwError(message);
+    }
+}

routes/api/cleanup.js

@@ -9,7 +9,7 @@ const auth = require('../../services/auth');
 
 router.post('/cleanup-soft-deleted-items', auth.checkApiAuth, async (req, res, next) => {
     await sql.doInTransaction(async () => {
-        const noteIdsToDelete = await sql.getFlattenedResults("SELECT note_id FROM notes WHERE is_deleted = 1");
+        const noteIdsToDelete = await sql.getFirstColumn("SELECT note_id FROM notes WHERE is_deleted = 1");
         const noteIdsSql = noteIdsToDelete
             .map(noteId => "'" + utils.sanitizeSql(noteId) + "'")
             .join(', ');

routes/api/event_log.js

@@ -8,13 +8,13 @@ const auth = require('../../services/auth');
 router.get('', auth.checkApiAuth, async (req, res, next) => {
     await deleteOld();
 
-    const result = await sql.getResults("SELECT * FROM event_log ORDER BY date_added DESC");
+    const result = await sql.getAll("SELECT * FROM event_log ORDER BY date_added DESC");
 
     res.send(result);
 });
 
 async function deleteOld() {
-    const cutoffId = await sql.getSingleValue("SELECT id FROM event_log ORDER BY id DESC LIMIT 1000, 1");
+    const cutoffId = await sql.getFirstValue("SELECT id FROM event_log ORDER BY id DESC LIMIT 1000, 1");
 
     if (cutoffId) {
         await sql.doInTransaction(async () => {

routes/api/export.js

@@ -25,7 +25,7 @@ router.get('/:noteId/to/:directory', auth.checkApiAuth, async (req, res, next) =
 
     fs.mkdirSync(completeExportDir);
 
-    const noteTreeId = await sql.getSingleValue('SELECT note_tree_id FROM notes_tree WHERE note_id = ?', [noteId]);
+    const noteTreeId = await sql.getFirstValue('SELECT note_tree_id FROM notes_tree WHERE note_id = ?', [noteId]);
 
     await exportNote(noteTreeId, completeExportDir);
 
@@ -33,14 +33,14 @@ router.get('/:noteId/to/:directory', auth.checkApiAuth, async (req, res, next) =
 });
 
 async function exportNote(noteTreeId, dir) {
-    const noteTree = await sql.getSingleResult("SELECT * FROM notes_tree WHERE note_tree_id = ?", [noteTreeId]);
+    const noteTree = await sql.getFirst("SELECT * FROM notes_tree WHERE note_tree_id = ?", [noteTreeId]);
-    const note = await sql.getSingleResult("SELECT * FROM notes WHERE note_id = ?", [noteTree.note_id]);
+    const note = await sql.getFirst("SELECT * FROM notes WHERE note_id = ?", [noteTree.note_id]);
 
     const pos = (noteTree.note_position + '').padStart(4, '0');
 
     fs.writeFileSync(dir + '/' + pos + '-' + note.note_title + '.html', html.prettyPrint(note.note_text, {indent_size: 2}));
 
-    const children = await sql.getResults("SELECT * FROM notes_tree WHERE parent_note_id = ? AND is_deleted = 0", [note.note_id]);
+    const children = await sql.getAll("SELECT * FROM notes_tree WHERE parent_note_id = ? AND is_deleted = 0", [note.note_id]);
 
     if (children.length > 0) {
         const childrenDir = dir + '/' + pos + '-' + note.note_title;

routes/api/import.js

@@ -21,7 +21,7 @@ router.get('/:directory/to/:parentNoteId', auth.checkApiAuth, async (req, res, n
 });
 
 async function importNotes(dir, parentNoteId) {
-    const parent = await sql.getSingleResult("SELECT * FROM notes WHERE note_id = ?", [parentNoteId]);
+    const parent = await sql.getFirst("SELECT * FROM notes WHERE note_id = ?", [parentNoteId]);
 
     if (!parent) {
         return;
@@ -51,7 +51,7 @@ async function importNotes(dir, parentNoteId) {
             noteTitle = match[2];
         }
         else {
-            let maxPos = await sql.getSingleValue("SELECT MAX(note_position) FROM notes_tree WHERE parent_note_id = ? AND is_deleted = 0", [parentNoteId]);
+            let maxPos = await sql.getFirstValue("SELECT MAX(note_position) FROM notes_tree WHERE parent_note_id = ? AND is_deleted = 0", [parentNoteId]);
             if (maxPos) {
                 notePos = maxPos + 1;
             }

routes/api/note_history.js

@@ -10,7 +10,7 @@ const sync_table = require('../../services/sync_table');
 
 router.get('/:noteId', auth.checkApiAuth, async (req, res, next) => {
     const noteId = req.params.noteId;
-    const history = await sql.getResults("SELECT * FROM notes_history WHERE note_id = ? order by date_modified_to desc", [noteId]);
+    const history = await sql.getAll("SELECT * FROM notes_history WHERE note_id = ? order by date_modified_to desc", [noteId]);
 
     const dataKey = protected_session.getDataKey(req);
 

routes/api/notes.js

@@ -12,7 +12,7 @@ const data_encryption = require('../../services/data_encryption');
 router.get('/:noteId', auth.checkApiAuth, async (req, res, next) => {
     const noteId = req.params.noteId;
 
-    const detail = await sql.getSingleResult("SELECT * FROM notes WHERE note_id = ?", [noteId]);
+    const detail = await sql.getFirst("SELECT * FROM notes WHERE note_id = ?", [noteId]);
 
     if (!detail) {
         log.info("Note " + noteId + " has not been found.");
@@ -67,7 +67,7 @@ router.delete('/:noteTreeId', auth.checkApiAuth, async (req, res, next) => {
 router.get('/', auth.checkApiAuth, async (req, res, next) => {
     const search = '%' + req.query.search + '%';
 
-    const result = await sql.getResults("SELECT note_id FROM notes WHERE note_title liKE ? OR note_text LIKE ?", [search, search]);
+    const result = await sql.getAll("SELECT note_id FROM notes WHERE note_title liKE ? OR note_text LIKE ?", [search, search]);
 
     const noteIdList = [];
 

routes/api/notes_move.js

@@ -12,7 +12,7 @@ router.put('/:noteTreeId/move-to/:parentNoteId', auth.checkApiAuth, async (req,
     const parentNoteId = req.params.parentNoteId;
     const sourceId = req.headers.source_id;
 
-    const maxNotePos = await sql.getSingleValue('SELECT MAX(note_position) FROM notes_tree WHERE parent_note_id = ? AND is_deleted = 0', [parentNoteId]);
+    const maxNotePos = await sql.getFirstValue('SELECT MAX(note_position) FROM notes_tree WHERE parent_note_id = ? AND is_deleted = 0', [parentNoteId]);
     const newNotePos = maxNotePos === null ? 0 : maxNotePos + 1;
 
     const now = utils.nowDate();
@@ -32,7 +32,7 @@ router.put('/:noteTreeId/move-before/:beforeNoteTreeId', auth.checkApiAuth, asyn
     const beforeNoteTreeId = req.params.beforeNoteTreeId;
     const sourceId = req.headers.source_id;
 
-    const beforeNote = await sql.getSingleResult("SELECT * FROM notes_tree WHERE note_tree_id = ?", [beforeNoteTreeId]);
+    const beforeNote = await sql.getFirst("SELECT * FROM notes_tree WHERE note_tree_id = ?", [beforeNoteTreeId]);
 
     if (beforeNote) {
         await sql.doInTransaction(async () => {
@@ -63,7 +63,7 @@ router.put('/:noteTreeId/move-after/:afterNoteTreeId', auth.checkApiAuth, async
     const afterNoteTreeId = req.params.afterNoteTreeId;
     const sourceId = req.headers.source_id;
 
-    const afterNote = await sql.getSingleResult("SELECT * FROM notes_tree WHERE note_tree_id = ?", [afterNoteTreeId]);
+    const afterNote = await sql.getFirst("SELECT * FROM notes_tree WHERE note_tree_id = ?", [afterNoteTreeId]);
 
     if (afterNote) {
         await sql.doInTransaction(async () => {
@@ -93,7 +93,7 @@ router.put('/:childNoteId/clone-to/:parentNoteId', auth.checkApiAuth, async (req
     const prefix = req.body.prefix;
     const sourceId = req.headers.source_id;
 
-    const existing = await sql.getSingleValue('SELECT * FROM notes_tree WHERE note_id = ? AND parent_note_id = ?', [childNoteId, parentNoteId]);
+    const existing = await sql.getFirstValue('SELECT * FROM notes_tree WHERE note_id = ? AND parent_note_id = ?', [childNoteId, parentNoteId]);
 
     if (existing && !existing.is_deleted) {
         return res.send({
@@ -109,7 +109,7 @@ router.put('/:childNoteId/clone-to/:parentNoteId', auth.checkApiAuth, async (req
         });
     }
 
-    const maxNotePos = await sql.getSingleValue('SELECT MAX(note_position) FROM notes_tree WHERE parent_note_id = ? AND is_deleted = 0', [parentNoteId]);
+    const maxNotePos = await sql.getFirstValue('SELECT MAX(note_position) FROM notes_tree WHERE parent_note_id = ? AND is_deleted = 0', [parentNoteId]);
     const newNotePos = maxNotePos === null ? 0 : maxNotePos + 1;
 
     await sql.doInTransaction(async () => {
@@ -141,7 +141,7 @@ router.put('/:noteId/clone-after/:afterNoteTreeId', auth.checkApiAuth, async (re
     const afterNoteTreeId = req.params.afterNoteTreeId;
     const sourceId = req.headers.source_id;
 
-    const afterNote = await sql.getSingleResult("SELECT * FROM notes_tree WHERE note_tree_id = ?", [afterNoteTreeId]);
+    const afterNote = await sql.getFirst("SELECT * FROM notes_tree WHERE note_tree_id = ?", [afterNoteTreeId]);
 
     if (!afterNote) {
         return res.status(500).send("After note " + afterNoteTreeId + " doesn't exist.");
@@ -154,7 +154,7 @@ router.put('/:noteId/clone-after/:afterNoteTreeId', auth.checkApiAuth, async (re
         });
     }
 
-    const existing = await sql.getSingleValue('SELECT * FROM notes_tree WHERE note_id = ? AND parent_note_id = ?', [noteId, afterNote.parent_note_id]);
+    const existing = await sql.getFirstValue('SELECT * FROM notes_tree WHERE note_id = ? AND parent_note_id = ?', [noteId, afterNote.parent_note_id]);
 
     if (existing && !existing.is_deleted) {
         return res.send({
@@ -200,7 +200,7 @@ async function checkCycle(parentNoteId, childNoteId) {
         return false;
     }
 
-    const parentNoteIds = await sql.getFlattenedResults("SELECT DISTINCT parent_note_id FROM notes_tree WHERE note_id = ?", [parentNoteId]);
+    const parentNoteIds = await sql.getFirstColumn("SELECT DISTINCT parent_note_id FROM notes_tree WHERE note_id = ?", [parentNoteId]);
 
     for (const pid of parentNoteIds) {
         if (!await checkCycle(pid, childNoteId)) {

routes/api/recent_changes.js

@@ -6,7 +6,7 @@ const sql = require('../../services/sql');
 const auth = require('../../services/auth');
 
 router.get('/', auth.checkApiAuth, async (req, res, next) => {
-    const recentChanges = await sql.getResults(
+    const recentChanges = await sql.getAll(
         `SELECT 
             notes.is_deleted AS current_is_deleted,
             notes.note_title AS current_note_title,

routes/api/recent_notes.js

@@ -34,7 +34,7 @@ router.put('/:noteTreeId/:notePath', auth.checkApiAuth, async (req, res, next) =
 });
 
 async function getRecentNotes() {
-    return await sql.getResults(`
+    return await sql.getAll(`
       SELECT 
         recent_notes.* 
       FROM 

routes/api/sql.js

@@ -11,7 +11,7 @@ router.post('/execute', auth.checkApiAuth, async (req, res, next) => {
     try {
         res.send({
             success: true,
-            rows: await sql.getResults(query)
+            rows: await sql.getAll(query)
         });
     }
     catch (e) {

routes/api/sync.js

@@ -13,7 +13,7 @@ const content_hash = require('../../services/content_hash');
 router.get('/check', auth.checkApiAuth, async (req, res, next) => {
     res.send({
         'hashes': await content_hash.getHashes(),
-        'max_sync_id': await sql.getSingleValue('SELECT MAX(id) FROM sync')
+        'max_sync_id': await sql.getFirstValue('SELECT MAX(id) FROM sync')
     });
 });
 
@@ -47,27 +47,27 @@ router.post('/force-full-sync', auth.checkApiAuth, async (req, res, next) => {
 router.get('/changed', auth.checkApiAuth, async (req, res, next) => {
     const lastSyncId = parseInt(req.query.lastSyncId);
 
-    res.send(await sql.getResults("SELECT * FROM sync WHERE id > ?", [lastSyncId]));
+    res.send(await sql.getAll("SELECT * FROM sync WHERE id > ?", [lastSyncId]));
 });
 
 router.get('/notes/:noteId', auth.checkApiAuth, async (req, res, next) => {
     const noteId = req.params.noteId;
 
     res.send({
-        entity: await sql.getSingleResult("SELECT * FROM notes WHERE note_id = ?", [noteId])
+        entity: await sql.getFirst("SELECT * FROM notes WHERE note_id = ?", [noteId])
     });
 });
 
 router.get('/notes_tree/:noteTreeId', auth.checkApiAuth, async (req, res, next) => {
     const noteTreeId = req.params.noteTreeId;
 
-    res.send(await sql.getSingleResult("SELECT * FROM notes_tree WHERE note_tree_id = ?", [noteTreeId]));
+    res.send(await sql.getFirst("SELECT * FROM notes_tree WHERE note_tree_id = ?", [noteTreeId]));
 });
 
 router.get('/notes_history/:noteHistoryId', auth.checkApiAuth, async (req, res, next) => {
     const noteHistoryId = req.params.noteHistoryId;
 
-    res.send(await sql.getSingleResult("SELECT * FROM notes_history WHERE note_history_id = ?", [noteHistoryId]));
+    res.send(await sql.getFirst("SELECT * FROM notes_history WHERE note_history_id = ?", [noteHistoryId]));
 });
 
 router.get('/options/:optName', auth.checkApiAuth, async (req, res, next) => {
@@ -77,7 +77,7 @@ router.get('/options/:optName', auth.checkApiAuth, async (req, res, next) => {
         res.send("This option can't be synced.");
     }
     else {
-        res.send(await sql.getSingleResult("SELECT * FROM options WHERE opt_name = ?", [optName]));
+        res.send(await sql.getFirst("SELECT * FROM options WHERE opt_name = ?", [optName]));
     }
 });
 
@@ -93,7 +93,7 @@ router.get('/notes_reordering/:noteTreeParentId', auth.checkApiAuth, async (req,
 router.get('/recent_notes/:noteTreeId', auth.checkApiAuth, async (req, res, next) => {
     const noteTreeId = req.params.noteTreeId;
 
-    res.send(await sql.getSingleResult("SELECT * FROM recent_notes WHERE note_tree_id = ?", [noteTreeId]));
+    res.send(await sql.getFirst("SELECT * FROM recent_notes WHERE note_tree_id = ?", [noteTreeId]));
 });
 
 router.put('/notes', auth.checkApiAuth, async (req, res, next) => {

routes/api/tree.js

@@ -12,7 +12,7 @@ const notes = require('../../services/notes');
 const sync_table = require('../../services/sync_table');
 
 router.get('/', auth.checkApiAuth, async (req, res, next) => {
-    const notes = await sql.getResults("SELECT "
+    const notes = await sql.getAll("SELECT "
         + "notes_tree.*, "
         + "notes.note_title, "
         + "notes.is_protected "

routes/index.js

@@ -9,7 +9,7 @@ const sql = require('../services/sql');
 router.get('', auth.checkAuth, async (req, res, next) => {
     res.render('index', {
         sourceId: await source_id.generateSourceId(),
-        maxSyncIdAtLoad: await sql.getSingleValue("SELECT MAX(id) FROM sync")
+        maxSyncIdAtLoad: await sql.getFirstValue("SELECT MAX(id) FROM sync")
     });
 });
 

services/consistency_checks.js

@@ -5,7 +5,7 @@ const log = require('./log');
 const messaging = require('./messaging');
 
 async function runCheck(query, errorText, errorList) {
-    const result = await sql.getFlattenedResults(query);
+    const result = await sql.getFirstColumn(query);
 
     if (result.length > 0) {
         const err = errorText + ": " + result;

services/content_hash.js

@@ -16,7 +16,7 @@ async function getHashes() {
     const optionsQuestionMarks = Array(options.SYNCED_OPTIONS.length).fill('?').join(',');
 
     return {
-        notes: getHash(await sql.getResults(`SELECT
+        notes: getHash(await sql.getAll(`SELECT
                                                   note_id,
                                                   note_title,
                                                   note_text,
@@ -26,7 +26,7 @@ async function getHashes() {
                                                 FROM notes
                                                 ORDER BY note_id`)),
 
-        notes_tree: getHash(await sql.getResults(`SELECT
+        notes_tree: getHash(await sql.getAll(`SELECT
                                                        note_tree_id,
                                                        note_id,
                                                        parent_note_id,
@@ -37,7 +37,7 @@ async function getHashes() {
                                                      FROM notes_tree
                                                      ORDER BY note_tree_id`)),
 
-        notes_history: getHash(await sql.getResults(`SELECT
+        notes_history: getHash(await sql.getAll(`SELECT
                                                           note_history_id,
                                                           note_id,
                                                           note_title,
@@ -47,7 +47,7 @@ async function getHashes() {
                                                         FROM notes_history
                                                         ORDER BY note_history_id`)),
 
-        recent_notes: getHash(await sql.getResults(`SELECT
+        recent_notes: getHash(await sql.getAll(`SELECT
                                                          note_tree_id,
                                                          note_path,
                                                          date_accessed,
@@ -55,7 +55,7 @@ async function getHashes() {
                                                        FROM recent_notes
                                                        ORDER BY note_path`)),
 
-        options: getHash(await sql.getResults(`SELECT 
+        options: getHash(await sql.getAll(`SELECT 
                                                     opt_name,
                                                     opt_value 
                                                   FROM options 

services/messaging.js

@@ -62,11 +62,11 @@ async function sendMessageToAllClients(message) {
 }
 
 async function sendPing(client, lastSentSyncId) {
-    const syncData = await sql.getResults("SELECT * FROM sync WHERE id > ?", [lastSentSyncId]);
+    const syncData = await sql.getAll("SELECT * FROM sync WHERE id > ?", [lastSentSyncId]);
 
     const lastSyncedPush = await options.getOption('last_synced_push');
 
-    const changesToPushCount = await sql.getSingleValue("SELECT COUNT(*) FROM sync WHERE id > ?", [lastSyncedPush]);
+    const changesToPushCount = await sql.getFirstValue("SELECT COUNT(*) FROM sync WHERE id > ?", [lastSyncedPush]);
 
     await sendMessage(client, {
         type: 'sync',

services/notes.js

@@ -13,12 +13,12 @@ async function createNewNote(parentNoteId, note, sourceId) {
 
     await sql.doInTransaction(async () => {
         if (note.target === 'into') {
-            const maxNotePos = await sql.getSingleValue('SELECT MAX(note_position) FROM notes_tree WHERE parent_note_id = ? AND is_deleted = 0', [parentNoteId]);
+            const maxNotePos = await sql.getFirstValue('SELECT MAX(note_position) FROM notes_tree WHERE parent_note_id = ? AND is_deleted = 0', [parentNoteId]);
 
             newNotePos = maxNotePos === null ? 0 : maxNotePos + 1;
         }
         else if (note.target === 'after') {
-            const afterNote = await sql.getSingleResult('SELECT note_position FROM notes_tree WHERE note_tree_id = ?', [note.target_note_tree_id]);
+            const afterNote = await sql.getFirst('SELECT note_position FROM notes_tree WHERE note_tree_id = ?', [note.target_note_tree_id]);
 
             newNotePos = afterNote.note_position + 1;
 
@@ -70,11 +70,11 @@ async function encryptNote(note, dataKey) {
 }
 
 async function protectNoteRecursively(noteId, dataKey, protect, sourceId) {
-    const note = await sql.getSingleResult("SELECT * FROM notes WHERE note_id = ?", [noteId]);
+    const note = await sql.getFirst("SELECT * FROM notes WHERE note_id = ?", [noteId]);
 
     await protectNote(note, dataKey, protect, sourceId);
 
-    const children = await sql.getFlattenedResults("SELECT note_id FROM notes_tree WHERE parent_note_id = ?", [noteId]);
+    const children = await sql.getFirstColumn("SELECT note_id FROM notes_tree WHERE parent_note_id = ?", [noteId]);
 
     for (const childNoteId of children) {
         await protectNoteRecursively(childNoteId, dataKey, protect, sourceId);
@@ -116,7 +116,7 @@ async function protectNote(note, dataKey, protect, sourceId) {
 }
 
 async function protectNoteHistory(noteId, dataKey, protect, sourceId) {
-    const historyToChange = await sql.getResults("SELECT * FROM notes_history WHERE note_id = ? AND is_protected != ?", [noteId, protect]);
+    const historyToChange = await sql.getAll("SELECT * FROM notes_history WHERE note_id = ? AND is_protected != ?", [noteId, protect]);
 
     for (const history of historyToChange) {
         if (protect) {
@@ -149,14 +149,14 @@ async function updateNote(noteId, newNote, dataKey, sourceId) {
 
     const historyCutoff = utils.dateStr(new Date(now.getTime() - historySnapshotTimeInterval * 1000));
 
-    const existingNoteHistoryId = await sql.getSingleValue(
+    const existingNoteHistoryId = await sql.getFirstValue(
         "SELECT note_history_id FROM notes_history WHERE note_id = ? AND date_modified_to >= ?", [noteId, historyCutoff]);
 
     await sql.doInTransaction(async () => {
         const msSinceDateCreated = now.getTime() - utils.parseDate(newNote.detail.date_created).getTime();
 
         if (!existingNoteHistoryId && msSinceDateCreated >= historySnapshotTimeInterval * 1000) {
-            const oldNote = await sql.getSingleResult("SELECT * FROM notes WHERE note_id = ?", [noteId]);
+            const oldNote = await sql.getFirst("SELECT * FROM notes WHERE note_id = ?", [noteId]);
 
             if (oldNote.is_protected) {
                 decryptNote(oldNote, dataKey);
@@ -197,15 +197,15 @@ async function deleteNote(noteTreeId, sourceId) {
     await sql.execute("UPDATE notes_tree SET is_deleted = 1, date_modified = ? WHERE note_tree_id = ?", [now, noteTreeId]);
     await sync_table.addNoteTreeSync(noteTreeId, sourceId);
 
-    const noteId = await sql.getSingleValue("SELECT note_id FROM notes_tree WHERE note_tree_id = ?", [noteTreeId]);
+    const noteId = await sql.getFirstValue("SELECT note_id FROM notes_tree WHERE note_tree_id = ?", [noteTreeId]);
 
-    const notDeletedNoteTreesCount = await sql.getSingleValue("SELECT COUNT(*) FROM notes_tree WHERE note_id = ? AND is_deleted = 0", [noteId]);
+    const notDeletedNoteTreesCount = await sql.getFirstValue("SELECT COUNT(*) FROM notes_tree WHERE note_id = ? AND is_deleted = 0", [noteId]);
 
     if (!notDeletedNoteTreesCount) {
         await sql.execute("UPDATE notes SET is_deleted = 1, date_modified = ? WHERE note_id = ?", [now, noteId]);
         await sync_table.addNoteSync(noteId, sourceId);
 
-        const children = await sql.getResults("SELECT note_tree_id FROM notes_tree WHERE parent_note_id = ? AND is_deleted = 0", [noteId]);
+        const children = await sql.getAll("SELECT note_tree_id FROM notes_tree WHERE parent_note_id = ? AND is_deleted = 0", [noteId]);
 
         for (const child of children) {
             await deleteNote(child.note_tree_id, sourceId);

services/options.js

@@ -7,7 +7,7 @@ const SYNCED_OPTIONS = [ 'username', 'password_verification_hash', 'encrypted_da
     'history_snapshot_time_interval' ];
 
 async function getOption(optName) {
-    const row = await sql.getSingleResultOrNull("SELECT opt_value FROM options WHERE opt_name = ?", [optName]);
+    const row = await sql.getFirstOrNull("SELECT opt_value FROM options WHERE opt_name = ?", [optName]);
 
     if (!row) {
         throw new Error("Option " + optName + " doesn't exist");

services/source_id.js

@@ -20,7 +20,7 @@ async function generateSourceId() {
 }
 
 async function refreshSourceIds() {
-    allSourceIds = await sql.getFlattenedResults("SELECT source_id FROM source_ids ORDER BY date_created DESC");
+    allSourceIds = await sql.getFirstColumn("SELECT source_id FROM source_ids ORDER BY date_created DESC");
 }
 
 let allSourceIds = [];

services/sql.js

@@ -24,7 +24,7 @@ const dbReady = new Promise((resolve, reject) => {
             resolve(db);
         };
 
-        const tableResults = await getResults("SELECT name FROM sqlite_master WHERE type='table' AND name='notes'");
+        const tableResults = await getAll("SELECT name FROM sqlite_master WHERE type='table' AND name='notes'");
         if (tableResults.length !== 1) {
             log.info("Connected to db, but schema doesn't exist. Initializing schema ...");
 
@@ -62,7 +62,7 @@ const dbReady = new Promise((resolve, reject) => {
             // the database
         }
         else {
-            const username = await getSingleValue("SELECT opt_value FROM options WHERE opt_name = 'username'");
+            const username = await getFirstValue("SELECT opt_value FROM options WHERE opt_name = 'username'");
 
             if (!username) {
                 log.info("Login/password not initialized. DB not ready.");
@@ -120,18 +120,18 @@ async function rollback() {
     return await wrap(async db => db.run("ROLLBACK"));
 }
 
-async function getSingleResult(query, params = []) {
+async function getFirst(query, params = []) {
     return await wrap(async db => db.get(query, ...params));
 }
 
-async function getSingleResultOrNull(query, params = []) {
+async function getFirstOrNull(query, params = []) {
     const all = await wrap(async db => db.all(query, ...params));
 
     return all.length > 0 ? all[0] : null;
 }
 
-async function getSingleValue(query, params = []) {
+async function getFirstValue(query, params = []) {
-    const row = await getSingleResultOrNull(query, params);
+    const row = await getFirstOrNull(query, params);
 
     if (!row) {
         return null;
@@ -140,13 +140,13 @@ async function getSingleValue(query, params = []) {
     return row[Object.keys(row)[0]];
 }
 
-async function getResults(query, params = []) {
+async function getAll(query, params = []) {
     return await wrap(async db => db.all(query, ...params));
 }
 
 async function getMap(query, params = []) {
     const map = {};
-    const results = await getResults(query, params);
+    const results = await getAll(query, params);
 
     for (const row of results) {
         const keys = Object.keys(row);
@@ -157,9 +157,9 @@ async function getMap(query, params = []) {
     return map;
 }
 
-async function getFlattenedResults(query, params = []) {
+async function getFirstColumn(query, params = []) {
     const list = [];
-    const result = await getResults(query, params);
+    const result = await getAll(query, params);
 
     if (result.length === 0) {
         return list;
@@ -237,7 +237,7 @@ async function doInTransaction(func) {
 }
 
 async function isDbUpToDate() {
-    const dbVersion = parseInt(await getSingleValue("SELECT opt_value FROM options WHERE opt_name = 'db_version'"));
+    const dbVersion = parseInt(await getFirstValue("SELECT opt_value FROM options WHERE opt_name = 'db_version'"));
 
     const upToDate = dbVersion >= app_info.db_version;
 
@@ -252,12 +252,12 @@ module.exports = {
     dbReady,
     insert,
     replace,
-    getSingleValue,
+    getFirstValue,
-    getSingleResult,
+    getFirst,
-    getSingleResultOrNull,
+    getFirstOrNull,
-    getResults,
+    getAll,
     getMap,
-    getFlattenedResults,
+    getFirstColumn,
     execute,
     executeScript,
     doInTransaction,

services/sync.js

@@ -176,7 +176,7 @@ async function pushSync(syncContext) {
     let lastSyncedPush = await getLastSyncedPush();
 
     while (true) {
-        const sync = await sql.getSingleResultOrNull('SELECT * FROM sync WHERE id > ? LIMIT 1', [lastSyncedPush]);
+        const sync = await sql.getFirstOrNull('SELECT * FROM sync WHERE id > ? LIMIT 1', [lastSyncedPush]);
 
         if (sync === null) {
             // nothing to sync
@@ -203,13 +203,13 @@ async function pushEntity(sync, syncContext) {
     let entity;
 
     if (sync.entity_name === 'notes') {
-        entity = await sql.getSingleResult('SELECT * FROM notes WHERE note_id = ?', [sync.entity_id]);
+        entity = await sql.getFirst('SELECT * FROM notes WHERE note_id = ?', [sync.entity_id]);
     }
     else if (sync.entity_name === 'notes_tree') {
-        entity = await sql.getSingleResult('SELECT * FROM notes_tree WHERE note_tree_id = ?', [sync.entity_id]);
+        entity = await sql.getFirst('SELECT * FROM notes_tree WHERE note_tree_id = ?', [sync.entity_id]);
     }
     else if (sync.entity_name === 'notes_history') {
-        entity = await sql.getSingleResult('SELECT * FROM notes_history WHERE note_history_id = ?', [sync.entity_id]);
+        entity = await sql.getFirst('SELECT * FROM notes_history WHERE note_history_id = ?', [sync.entity_id]);
     }
     else if (sync.entity_name === 'notes_reordering') {
         entity = {
@@ -218,10 +218,10 @@ async function pushEntity(sync, syncContext) {
         };
     }
     else if (sync.entity_name === 'options') {
-        entity = await sql.getSingleResult('SELECT * FROM options WHERE opt_name = ?', [sync.entity_id]);
+        entity = await sql.getFirst('SELECT * FROM options WHERE opt_name = ?', [sync.entity_id]);
     }
     else if (sync.entity_name === 'recent_notes') {
-        entity = await sql.getSingleResult('SELECT * FROM recent_notes WHERE note_tree_id = ?', [sync.entity_id]);
+        entity = await sql.getFirst('SELECT * FROM recent_notes WHERE note_tree_id = ?', [sync.entity_id]);
     }
     else {
         throw new Error(`Unrecognized entity type ${sync.entity_name} in sync #${sync.id}`);
@@ -252,7 +252,7 @@ async function checkContentHash(syncContext) {
     }
 
     const lastSyncedPush = await getLastSyncedPush();
-    const notPushedSyncs = await sql.getSingleValue("SELECT COUNT(*) FROM sync WHERE id > ?", [lastSyncedPush]);
+    const notPushedSyncs = await sql.getFirstValue("SELECT COUNT(*) FROM sync WHERE id > ?", [lastSyncedPush]);
 
     if (notPushedSyncs > 0) {
         log.info("There's " + notPushedSyncs + " outstanding pushes, skipping content check.");

services/sync_table.js

@@ -54,10 +54,10 @@ async function cleanupSyncRowsForMissingEntities(entityName, entityKey) {
 async function fillSyncRows(entityName, entityKey) {
     await cleanupSyncRowsForMissingEntities(entityName, entityKey);
 
-    const entityIds = await sql.getFlattenedResults(`SELECT ${entityKey} FROM ${entityName}`);
+    const entityIds = await sql.getFirstColumn(`SELECT ${entityKey} FROM ${entityName}`);
 
     for (const entityId of entityIds) {
-        const existingRows = await sql.getSingleValue("SELECT COUNT(id) FROM sync WHERE entity_name = ? AND entity_id = ?", [entityName, entityId]);
+        const existingRows = await sql.getFirstValue("SELECT COUNT(id) FROM sync WHERE entity_name = ? AND entity_id = ?", [entityName, entityId]);
 
         // we don't want to replace existing entities (which would effectively cause full resync)
         if (existingRows === 0) {

services/sync_update.js

@@ -6,7 +6,7 @@ const notes = require('./notes');
 const sync_table = require('./sync_table');
 
 async function updateNote(entity, sourceId) {
-    const origNote = await sql.getSingleResult("SELECT * FROM notes WHERE note_id = ?", [entity.note_id]);
+    const origNote = await sql.getFirst("SELECT * FROM notes WHERE note_id = ?", [entity.note_id]);
 
     if (!origNote || origNote.date_modified <= entity.date_modified) {
         await sql.doInTransaction(async () => {
@@ -21,7 +21,7 @@ async function updateNote(entity, sourceId) {
 }
 
 async function updateNoteTree(entity, sourceId) {
-    const orig = await sql.getSingleResultOrNull("SELECT * FROM notes_tree WHERE note_tree_id = ?", [entity.note_tree_id]);
+    const orig = await sql.getFirstOrNull("SELECT * FROM notes_tree WHERE note_tree_id = ?", [entity.note_tree_id]);
 
     await sql.doInTransaction(async () => {
         if (orig === null || orig.date_modified < entity.date_modified) {
@@ -37,7 +37,7 @@ async function updateNoteTree(entity, sourceId) {
 }
 
 async function updateNoteHistory(entity, sourceId) {
-    const orig = await sql.getSingleResultOrNull("SELECT * FROM notes_history WHERE note_history_id = ?", [entity.note_history_id]);
+    const orig = await sql.getFirstOrNull("SELECT * FROM notes_history WHERE note_history_id = ?", [entity.note_history_id]);
 
     await sql.doInTransaction(async () => {
         if (orig === null || orig.date_modified_to < entity.date_modified_to) {
@@ -65,7 +65,7 @@ async function updateOptions(entity, sourceId) {
         return;
     }
 
-    const orig = await sql.getSingleResultOrNull("SELECT * FROM options WHERE opt_name = ?", [entity.opt_name]);
+    const orig = await sql.getFirstOrNull("SELECT * FROM options WHERE opt_name = ?", [entity.opt_name]);
 
     await sql.doInTransaction(async () => {
         if (orig === null || orig.date_modified < entity.date_modified) {
@@ -79,7 +79,7 @@ async function updateOptions(entity, sourceId) {
 }
 
 async function updateRecentNotes(entity, sourceId) {
-    const orig = await sql.getSingleResultOrNull("SELECT * FROM recent_notes WHERE note_tree_id = ?", [entity.note_tree_id]);
+    const orig = await sql.getFirstOrNull("SELECT * FROM recent_notes WHERE note_tree_id = ?", [entity.note_tree_id]);
 
     if (orig === null || orig.date_accessed < entity.date_accessed) {
         await sql.doInTransaction(async () => {

views/index.ejs

@@ -249,7 +249,7 @@
 
           <h4>Cleanup</h4>
 
-          <button id="cleanup-soft-deleted-items-button" class="btn btn-danger btn-sm">Permanently cleanup soft-deleted items</button>
+          <button id="cleanup-soft-deleted-items-button" class="btn btn-danger btn-sm">Permanently cleanup soft-deleted items</button> (should be executed in all synced instances)
 
           <br/>
           <br/>