basic entities for attributes (unification of labels and relations)

src/routes/api/attributes.js

@@ -0,0 +1,70 @@
+"use strict";
+
+const sql = require('../../services/sql');
+const attributeService = require('../../services/attributes');
+const repository = require('../../services/repository');
+const Attribute = require('../../entities/attribute');
+
+async function getNoteAttributes(req) {
+    const noteId = req.params.noteId;
+
+    return await repository.getEntities("SELECT * FROM attributes WHERE isDeleted = 0 AND noteId = ? ORDER BY position, dateCreated", [noteId]);
+}
+
+async function updateNoteAttributes(req) {
+    const noteId = req.params.noteId;
+    const attributes = req.body;
+
+    for (const attribute of attributes) {
+        let attributeEntity;
+
+        if (attribute.attributeId) {
+            attributeEntity = await repository.getAttribute(attribute.attributeId);
+        }
+        else {
+            // if it was "created" and then immediatelly deleted, we just don't create it at all
+            if (attribute.isDeleted) {
+                continue;
+            }
+
+            attributeEntity = new Attribute();
+            attributeEntity.noteId = noteId;
+        }
+
+        attributeEntity.name = attribute.name;
+        attributeEntity.value = attribute.value;
+        attributeEntity.position = attribute.position;
+        attributeEntity.isDeleted = attribute.isDeleted;
+
+        await attributeEntity.save();
+    }
+
+    return await repository.getEntities("SELECT * FROM attributes WHERE isDeleted = 0 AND noteId = ? ORDER BY position, dateCreated", [noteId]);
+}
+
+async function getAllAttributeNames() {
+    const names = await sql.getColumn("SELECT DISTINCT name FROM attributes WHERE isDeleted = 0");
+
+    for (const attribute of attributeService.BUILTIN_ATTRIBUTES) {
+        if (!names.includes(attribute)) {
+            names.push(attribute);
+        }
+    }
+
+    names.sort();
+
+    return names;
+}
+
+async function getValuesForAttribute(req) {
+    const attributeName = req.params.attributeName;
+
+    return await sql.getColumn("SELECT DISTINCT value FROM attributes WHERE isDeleted = 0 AND name = ? AND value != '' ORDER BY value", [attributeName]);
+}
+
+module.exports = {
+    getNoteAttributes,
+    updateNoteAttributes,
+    getAllAttributeNames,
+    getValuesForAttribute
+};