moved all sources to src directory

src/services/attributes.js

@@ -0,0 +1,70 @@
+"use strict";
+
+const sql = require('./sql');
+const utils = require('./utils');
+const sync_table = require('./sync_table');
+const protected_session = require('./protected_session');
+
+async function getNoteAttributeMap(noteId) {
+    return await sql.getMap(`SELECT name, value FROM attributes WHERE noteId = ?`, [noteId]);
+}
+
+async function getNoteIdWithAttribute(name, value) {
+    return await sql.getFirstValue(`SELECT notes.noteId FROM notes JOIN attributes USING(noteId) 
+          WHERE notes.isDeleted = 0 AND attributes.name = ? AND attributes.value = ?`, [name, value]);
+}
+
+async function getNotesWithAttribute(dataKey, name, value) {
+    let notes;
+
+    if (value !== undefined) {
+        notes = await sql.getAll(`SELECT notes.* FROM notes JOIN attributes USING(noteId) 
+          WHERE notes.isDeleted = 0 AND attributes.name = ? AND attributes.value = ?`, [name, value]);
+    }
+    else {
+        notes = await sql.getAll(`SELECT notes.* FROM notes JOIN attributes USING(noteId) 
+          WHERE notes.isDeleted = 0 AND attributes.name = ?`, [name]);
+    }
+
+    for (const note of notes) {
+        protected_session.decryptNote(dataKey, note);
+    }
+
+    return notes;
+}
+
+async function getNoteWithAttribute(dataKey, name, value) {
+    const notes = getNotesWithAttribute(dataKey, name, value);
+
+    return notes.length > 0 ? notes[0] : null;
+}
+
+async function getNoteIdsWithAttribute(name) {
+    return await sql.getFirstColumn(`SELECT DISTINCT notes.noteId FROM notes JOIN attributes USING(noteId) 
+          WHERE notes.isDeleted = 0 AND attributes.name = ?`, [name]);
+}
+
+async function createAttribute(noteId, name, value = null, sourceId = null) {
+    const now = utils.nowDate();
+    const attributeId = utils.newAttributeId();
+
+    await sql.insert("attributes", {
+        attributeId: attributeId,
+        noteId: noteId,
+        name: name,
+        value: value,
+        dateModified: now,
+        dateCreated: now
+    });
+
+    await sync_table.addAttributeSync(attributeId, sourceId);
+}
+
+module.exports = {
+    getNoteAttributeMap,
+    getNoteIdWithAttribute,
+    getNotesWithAttribute,
+    getNoteWithAttribute,
+    getNoteIdsWithAttribute,
+    createAttribute
+};