moved becca to top level source dir

src/becca/entity_constructor.js

@@ -0,0 +1,58 @@
+const Note = require('./entities/note.js');
+const NoteRevision = require('./entities/note_revision.js');
+const Branch = require('./entities/branch.js');
+const Attribute = require('./entities/attribute.js');
+const RecentNote = require('./entities/recent_note.js');
+const ApiToken = require('./entities/api_token.js');
+
+const ENTITY_NAME_TO_ENTITY = {
+    "attributes": Attribute,
+    "branches": Branch,
+    "notes": Note,
+    "note_contents": Note,
+    "note_revisions": NoteRevision,
+    "note_revision_contents": NoteRevision,
+    "recent_notes": RecentNote,
+    "api_tokens": ApiToken,
+};
+
+function getEntityFromEntityName(entityName) {
+    if (!(entityName in ENTITY_NAME_TO_ENTITY)) {
+        throw new Error(`Entity for table ${entityName} not found!`);
+    }
+
+    return ENTITY_NAME_TO_ENTITY[entityName];
+}
+
+function createEntityFromRow(row) {
+    let entity;
+
+    if (row.attributeId) {
+        entity = new Attribute(row);
+    }
+    else if (row.noteRevisionId) {
+        entity = new NoteRevision(row);
+    }
+    else if (row.branchId && row.notePath) {
+        entity = new RecentNote(row);
+    }
+    else if (row.apiTokenId) {
+        entity = new ApiToken(row);
+    }
+    else if (row.branchId) {
+        entity = new Branch(row);
+    }
+    else if (row.noteId) {
+        entity = new Note(row);
+    }
+    else {
+        throw new Error('Unknown entity type for row: ' + JSON.stringify(row));
+    }
+
+    return entity;
+}
+
+module.exports = {
+    createEntityFromRow,
+    getEntityFromEntityName
+};