feat(model): allow passing timestamps option to Model.bulkSave(...)

lib/helpers/model/castBulkWrite.js

@@ -20,7 +20,7 @@ module.exports = function castBulkWrite(originalModel, op, options) {
       const model = decideModelByObject(originalModel, op['insertOne']['document']);
 
       const doc = new model(op['insertOne']['document']);
-      if (model.schema.options.timestamps) {
+      if (model.schema.options.timestamps && options.timestamps !== false) {
         doc.initializeTimestamps();
       }
       if (options.session != null) {

lib/model.js

@@ -3616,41 +3616,50 @@ Model.bulkWrite = function(ops, options, callback) {
  *
  * @param {Array<Document>} documents
  * @param {Object} [options] options passed to the underlying `bulkWrite()`
+ * @param {Boolean} [options.timestamps] defaults to `null`, when set to false, mongoose will not add/update timestamps to the documents.
  * @param {ClientSession} [options.session=null] The session associated with this bulk write. See [transactions docs](/docs/transactions.html).
  * @param {String|number} [options.w=1] The [write concern](https://docs.mongodb.com/manual/reference/write-concern/). See [`Query#w()`](/docs/api.html#query_Query-w) for more information.
  * @param {number} [options.wtimeout=null] The [write concern timeout](https://docs.mongodb.com/manual/reference/write-concern/#wtimeout).
  * @param {Boolean} [options.j=true] If false, disable [journal acknowledgement](https://docs.mongodb.com/manual/reference/write-concern/#j-option)
  *
  */
-Model.bulkSave = function(documents, options) {
-  const preSavePromises = documents.map(buildPreSavePromise);
-
-  const writeOperations = this.buildBulkWriteOperations(documents, { skipValidation: true });
-
-  let bulkWriteResultPromise;
-  return Promise.all(preSavePromises)
-    .then(() => bulkWriteResultPromise = this.bulkWrite(writeOperations, options))
-    .then(() => documents.map(buildSuccessfulWriteHandlerPromise))
-    .then(() => bulkWriteResultPromise)
-    .catch((err) => {
-      if (!(err && err.writeErrors && err.writeErrors.length)) {
-        throw err;
-      }
-      return Promise.all(
-        documents.map((document) => {
-          const documentError = err.writeErrors.find(writeError => {
-            const writeErrorDocumentId = writeError.err.op._id || writeError.err.op.q._id;
-            return writeErrorDocumentId.toString() === document._id.toString();
-          });
+Model.bulkSave = async function(documents, options) {
+  options = options || {};
 
-          if (documentError == null) {
-            return buildSuccessfulWriteHandlerPromise(document);
-          }
-        })
-      ).then(() => {
-        throw err;
+  const writeOperations = this.buildBulkWriteOperations(documents, { skipValidation: true, timestamps: options.timestamps });
+
+  if (options.timestamps != null) {
+    for (const document of documents) {
+      document.$__.saveOptions = document.$__.saveOptions || {};
+      document.$__.saveOptions.timestamps = options.timestamps;
+    }
+  }
+
+  await Promise.all(documents.map(buildPreSavePromise));
+
+  const { bulkWriteResult, bulkWriteError } = await this.bulkWrite(writeOperations, options).then(
+    (res) => ({ bulkWriteResult: res, bulkWriteError: null }),
+    (err) => ({ bulkWriteResult: null, bulkWriteError: err })
+  );
+
+  await Promise.all(
+    documents.map(async(document) => {
+      const documentError = bulkWriteError && bulkWriteError.writeErrors.find(writeError => {
+        const writeErrorDocumentId = writeError.err.op._id || writeError.err.op.q._id;
+        return writeErrorDocumentId.toString() === document._id.toString();
       });
-    });
+
+      if (documentError == null) {
+        await handleSuccessfulWrite(document);
+      }
+    })
+  );
+
+  if (bulkWriteError && bulkWriteError.writeErrors && bulkWriteError.writeErrors.length) {
+    throw bulkWriteError;
+  }
+
+  return bulkWriteResult;
 };
 
 function buildPreSavePromise(document) {
@@ -3665,24 +3674,21 @@ function buildPreSavePromise(document) {
   });
 }
 
-function buildSuccessfulWriteHandlerPromise(document) {
+function handleSuccessfulWrite(document) {
   return new Promise((resolve, reject) => {
-    handleSuccessfulWrite(document, resolve, reject);
-  });
-}
+    if (document.$isNew) {
+      _setIsNew(document, false);
+    }
 
-function handleSuccessfulWrite(document, resolve, reject) {
-  if (document.$isNew) {
-    _setIsNew(document, false);
-  }
+    document.$__reset();
+    document.schema.s.hooks.execPost('save', document, {}, (err) => {
+      if (err) {
+        reject(err);
+        return;
+      }
+      resolve();
+    });
 
-  document.$__reset();
-  document.schema.s.hooks.execPost('save', document, {}, (err) => {
-    if (err) {
-      reject(err);
-      return;
-    }
-    resolve();
   });
 }
 
@@ -3692,6 +3698,7 @@ function handleSuccessfulWrite(document, resolve, reject) {
  * @param {Array<Document>} documents The array of documents to build write operations of
  * @param {Object} options
  * @param {Boolean} options.skipValidation defaults to `false`, when set to true, building the write operations will bypass validating the documents.
+ * @param {Boolean} options.timestamps defaults to `null`, when set to false, mongoose will not add/update timestamps to the documents.
  * @return {Array<Promise>} Returns a array of all Promises the function executes to be awaited.
  * @api private
  */
@@ -3715,9 +3722,9 @@ Model.buildBulkWriteOperations = function buildBulkWriteOperations(documents, op
 
     const isANewDocument = document.isNew;
     if (isANewDocument) {
-      accumulator.push({
-        insertOne: { document }
-      });
+      const writeOperation = { insertOne: { document } };
+      utils.injectTimestampsOption(writeOperation.insertOne, options.timestamps);
+      accumulator.push(writeOperation);
 
       return accumulator;
     }
@@ -3732,13 +3739,9 @@ Model.buildBulkWriteOperations = function buildBulkWriteOperations(documents, op
       _applyCustomWhere(document, where);
 
       document.$__version(where, delta);
-
-      accumulator.push({
-        updateOne: {
-          filter: where,
-          update: changes
-        }
-      });
+      const writeOperation = { updateOne: { filter: where, update: changes } };
+      utils.injectTimestampsOption(writeOperation.updateOne, options.timestamps);
+      accumulator.push(writeOperation);
 
       return accumulator;
     }
@@ -3757,6 +3760,7 @@ Model.buildBulkWriteOperations = function buildBulkWriteOperations(documents, op
   }
 };
 
+
 /**
  * Shortcut for creating a new Document from existing raw data, pre-saved in the DB.
  * The document returned has no paths marked as modified initially.

lib/utils.js

@@ -972,3 +972,11 @@ exports.errorToPOJO = function errorToPOJO(error) {
 exports.warn = function warn(message) {
   return process.emitWarning(message, { code: 'MONGOOSE' });
 };
+
+
+exports.injectTimestampsOption = function injectTimestampsOption(writeOperation, timestampsOption) {
+  if (timestampsOption == null) {
+    return;
+  }
+  writeOperation.timestamps = timestampsOption;
+};

test/model.test.js

@@ -8117,6 +8117,73 @@ describe('Model', function() {
 
       assert.equal(writeOperations.length, 3);
     });
+
+    it('accepts `timestamps: false` (gh-12059)', async() => {
+      // Arrange
+      const userSchema = new Schema({
+        name: { type: String, minLength: 5 }
+      });
+
+      const User = db.model('User', userSchema);
+
+      const newUser = new User({ name: 'Hafez' });
+      const userToUpdate = await User.create({ name: 'Hafez' });
+      userToUpdate.name = 'John Doe';
+
+      // Act
+      const writeOperations = User.buildBulkWriteOperations([newUser, userToUpdate], { timestamps: false, skipValidation: true });
+
+      // Assert
+      const timestampsOptions = writeOperations.map(writeOperationContainer => {
+        const operationObject = writeOperationContainer.updateOne || writeOperationContainer.insertOne;
+        return operationObject.timestamps;
+      });
+      assert.deepEqual(timestampsOptions, [false, false]);
+    });
+    it('accepts `timestamps: true` (gh-12059)', async() => {
+      // Arrange
+      const userSchema = new Schema({
+        name: { type: String, minLength: 5 }
+      });
+
+      const User = db.model('User', userSchema);
+
+      const newUser = new User({ name: 'Hafez' });
+      const userToUpdate = await User.create({ name: 'Hafez' });
+      userToUpdate.name = 'John Doe';
+
+      // Act
+      const writeOperations = User.buildBulkWriteOperations([newUser, userToUpdate], { timestamps: true, skipValidation: true });
+
+      // Assert
+      const timestampsOptions = writeOperations.map(writeOperationContainer => {
+        const operationObject = writeOperationContainer.updateOne || writeOperationContainer.insertOne;
+        return operationObject.timestamps;
+      });
+      assert.deepEqual(timestampsOptions, [true, true]);
+    });
+    it('`timestamps` has `undefined` as default value (gh-12059)', async() => {
+      // Arrange
+      const userSchema = new Schema({
+        name: { type: String, minLength: 5 }
+      });
+
+      const User = db.model('User', userSchema);
+
+      const newUser = new User({ name: 'Hafez' });
+      const userToUpdate = await User.create({ name: 'Hafez' });
+      userToUpdate.name = 'John Doe';
+
+      // Act
+      const writeOperations = User.buildBulkWriteOperations([newUser, userToUpdate], { skipValidation: true });
+
+      // Assert
+      const timestampsOptions = writeOperations.map(writeOperationContainer => {
+        const operationObject = writeOperationContainer.updateOne || writeOperationContainer.insertOne;
+        return operationObject.timestamps;
+      });
+      assert.deepEqual(timestampsOptions, [undefined, undefined]);
+    });
   });
 
   describe('bulkSave() (gh-9673)', function() {
@@ -8205,7 +8272,6 @@ describe('Model', function() {
 
     });
     it('throws an error on failure', async() => {
-
       const userSchema = new Schema({
         name: { type: String, unique: true }
       });
@@ -8225,8 +8291,8 @@ describe('Model', function() {
 
       const err = await User.bulkSave(users).then(() => null, err => err);
       assert.ok(err);
-
     });
+
     it('changes document state from `isNew` `false` to `true`', async() => {
 
       const userSchema = new Schema({
@@ -8381,6 +8447,76 @@ describe('Model', function() {
       const res = await model.bulkSave(entries);
       assert.ok(res);
     });
+
+    it('accepts `timestamps: false` (gh-12059)', async() => {
+      // Arrange
+      const userSchema = new Schema({
+        name: { type: String }
+      }, { timestamps: true });
+
+      const User = db.model('User', userSchema);
+      const newUser = new User({ name: 'Sam' });
+
+      const userToUpdate = await User.create({ name: 'Hafez', createdAt: new Date('1994-12-04'), updatedAt: new Date('1994-12-04') });
+      userToUpdate.name = 'John Doe';
+
+      // Act
+      await User.bulkSave([newUser, userToUpdate], { timestamps: false });
+
+
+      // Assert
+      const createdUserPersistedInDB = await User.findOne({ _id: newUser._id });
+      assert.deepStrictEqual(newUser.createdAt, undefined);
+      assert.deepStrictEqual(newUser.updatedAt, undefined);
+
+      assert.deepStrictEqual(createdUserPersistedInDB.createdAt, undefined);
+      assert.deepStrictEqual(createdUserPersistedInDB.updatedAt, undefined);
+      assert.deepStrictEqual(userToUpdate.createdAt, new Date('1994-12-04'));
+      assert.deepStrictEqual(userToUpdate.updatedAt, new Date('1994-12-04'));
+    });
+
+    it('accepts `timestamps: true` (gh-12059)', async() => {
+      // Arrange
+      const userSchema = new Schema({
+        name: { type: String, minLength: 5 }
+      }, { timestamps: true });
+
+      const User = db.model('User', userSchema);
+
+      const newUser = new User({ name: 'Hafez' });
+      const userToUpdate = await User.create({ name: 'Hafez' });
+      userToUpdate.name = 'John Doe';
+
+      // Act
+      await User.bulkSave([newUser, userToUpdate], { timestamps: true });
+
+      // Assert
+      assert.ok(newUser.createdAt);
+      assert.ok(newUser.updatedAt);
+      assert.ok(userToUpdate.createdAt);
+      assert.ok(userToUpdate.updatedAt);
+    });
+    it('`timestamps` has `undefined` as default value (gh-12059)', async() => {
+      // Arrange
+      const userSchema = new Schema({
+        name: { type: String, minLength: 5 }
+      }, { timestamps: true });
+
+      const User = db.model('User', userSchema);
+
+      const newUser = new User({ name: 'Hafez' });
+      const userToUpdate = await User.create({ name: 'Hafez' });
+      userToUpdate.name = 'John Doe';
+
+      // Act
+      await User.bulkSave([newUser, userToUpdate]);
+
+      // Assert
+      assert.ok(newUser.createdAt);
+      assert.ok(newUser.updatedAt);
+      assert.ok(userToUpdate.createdAt);
+      assert.ok(userToUpdate.updatedAt);
+    });
   });
 
   describe('Setting the explain flag', function() {

test/types/models.test.ts

@@ -320,6 +320,24 @@ function gh11911() {
   });
 }
 
+
+function gh12059() {
+  interface IAnimal {
+    name?: string;
+  }
+
+  const animalSchema = new Schema<IAnimal>({
+    name: { type: String }
+  });
+
+  const Animal = model<IAnimal>('Animal', animalSchema);
+  const animal = new Animal();
+
+  Animal.bulkSave([animal], { timestamps: false });
+  Animal.bulkSave([animal], { timestamps: true });
+  Animal.bulkSave([animal], {});
+}
+
 function gh12100() {
   const schema = new Schema();
 

types/models.d.ts

@@ -149,7 +149,7 @@ declare module 'mongoose' {
    * sending multiple `save()` calls because with `bulkSave()` there is only one
    * network round trip to the MongoDB server.
    */
-    bulkSave(documents: Array<Document>, options?: mongodb.BulkWriteOptions): Promise<mongodb.BulkWriteResult>;
+    bulkSave(documents: Array<Document>, options?: mongodb.BulkWriteOptions & { timestamps?: boolean }): Promise<mongodb.BulkWriteResult>;
 
     /** Collection the model uses. */
     collection: Collection;