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- "use strict";
- Object.defineProperty(exports, "__esModule", { value: true });
- exports.Db = void 0;
- const admin_1 = require("./admin");
- const bson_1 = require("./bson");
- const change_stream_1 = require("./change_stream");
- const collection_1 = require("./collection");
- const CONSTANTS = require("./constants");
- const aggregation_cursor_1 = require("./cursor/aggregation_cursor");
- const list_collections_cursor_1 = require("./cursor/list_collections_cursor");
- const run_command_cursor_1 = require("./cursor/run_command_cursor");
- const error_1 = require("./error");
- const collections_1 = require("./operations/collections");
- const create_collection_1 = require("./operations/create_collection");
- const drop_1 = require("./operations/drop");
- const execute_operation_1 = require("./operations/execute_operation");
- const indexes_1 = require("./operations/indexes");
- const profiling_level_1 = require("./operations/profiling_level");
- const remove_user_1 = require("./operations/remove_user");
- const rename_1 = require("./operations/rename");
- const run_command_1 = require("./operations/run_command");
- const set_profiling_level_1 = require("./operations/set_profiling_level");
- const stats_1 = require("./operations/stats");
- const read_concern_1 = require("./read_concern");
- const read_preference_1 = require("./read_preference");
- const utils_1 = require("./utils");
- const write_concern_1 = require("./write_concern");
- // Allowed parameters
- const DB_OPTIONS_ALLOW_LIST = [
- 'writeConcern',
- 'readPreference',
- 'readPreferenceTags',
- 'native_parser',
- 'forceServerObjectId',
- 'pkFactory',
- 'serializeFunctions',
- 'raw',
- 'authSource',
- 'ignoreUndefined',
- 'readConcern',
- 'retryMiliSeconds',
- 'numberOfRetries',
- 'useBigInt64',
- 'promoteBuffers',
- 'promoteLongs',
- 'bsonRegExp',
- 'enableUtf8Validation',
- 'promoteValues',
- 'compression',
- 'retryWrites'
- ];
- /**
- * The **Db** class is a class that represents a MongoDB Database.
- * @public
- *
- * @example
- * ```ts
- * import { MongoClient } from 'mongodb';
- *
- * interface Pet {
- * name: string;
- * kind: 'dog' | 'cat' | 'fish';
- * }
- *
- * const client = new MongoClient('mongodb://localhost:27017');
- * const db = client.db();
- *
- * // Create a collection that validates our union
- * await db.createCollection<Pet>('pets', {
- * validator: { $expr: { $in: ['$kind', ['dog', 'cat', 'fish']] } }
- * })
- * ```
- */
- class Db {
- /**
- * Creates a new Db instance.
- *
- * Db name cannot contain a dot, the server may apply more restrictions when an operation is run.
- *
- * @param client - The MongoClient for the database.
- * @param databaseName - The name of the database this instance represents.
- * @param options - Optional settings for Db construction.
- */
- constructor(client, databaseName, options) {
- options = options ?? {};
- // Filter the options
- options = (0, utils_1.filterOptions)(options, DB_OPTIONS_ALLOW_LIST);
- // Ensure there are no dots in database name
- if (typeof databaseName === 'string' && databaseName.includes('.')) {
- throw new error_1.MongoInvalidArgumentError(`Database names cannot contain the character '.'`);
- }
- // Internal state of the db object
- this.s = {
- // Options
- options,
- // Unpack read preference
- readPreference: read_preference_1.ReadPreference.fromOptions(options),
- // Merge bson options
- bsonOptions: (0, bson_1.resolveBSONOptions)(options, client),
- // Set up the primary key factory or fallback to ObjectId
- pkFactory: options?.pkFactory ?? utils_1.DEFAULT_PK_FACTORY,
- // ReadConcern
- readConcern: read_concern_1.ReadConcern.fromOptions(options),
- writeConcern: write_concern_1.WriteConcern.fromOptions(options),
- // Namespace
- namespace: new utils_1.MongoDBNamespace(databaseName)
- };
- this.client = client;
- }
- get databaseName() {
- return this.s.namespace.db;
- }
- // Options
- get options() {
- return this.s.options;
- }
- /**
- * Check if a secondary can be used (because the read preference is *not* set to primary)
- */
- get secondaryOk() {
- return this.s.readPreference?.preference !== 'primary' || false;
- }
- get readConcern() {
- return this.s.readConcern;
- }
- /**
- * The current readPreference of the Db. If not explicitly defined for
- * this Db, will be inherited from the parent MongoClient
- */
- get readPreference() {
- if (this.s.readPreference == null) {
- return this.client.readPreference;
- }
- return this.s.readPreference;
- }
- get bsonOptions() {
- return this.s.bsonOptions;
- }
- // get the write Concern
- get writeConcern() {
- return this.s.writeConcern;
- }
- get namespace() {
- return this.s.namespace.toString();
- }
- /**
- * Create a new collection on a server with the specified options. Use this to create capped collections.
- * More information about command options available at https://www.mongodb.com/docs/manual/reference/command/create/
- *
- * Collection namespace validation is performed server-side.
- *
- * @param name - The name of the collection to create
- * @param options - Optional settings for the command
- */
- async createCollection(name, options) {
- return (0, execute_operation_1.executeOperation)(this.client, new create_collection_1.CreateCollectionOperation(this, name, (0, utils_1.resolveOptions)(this, options)));
- }
- /**
- * Execute a command
- *
- * @remarks
- * This command does not inherit options from the MongoClient.
- *
- * The driver will ensure the following fields are attached to the command sent to the server:
- * - `lsid` - sourced from an implicit session or options.session
- * - `$readPreference` - defaults to primary or can be configured by options.readPreference
- * - `$db` - sourced from the name of this database
- *
- * If the client has a serverApi setting:
- * - `apiVersion`
- * - `apiStrict`
- * - `apiDeprecationErrors`
- *
- * When in a transaction:
- * - `readConcern` - sourced from readConcern set on the TransactionOptions
- * - `writeConcern` - sourced from writeConcern set on the TransactionOptions
- *
- * Attaching any of the above fields to the command will have no effect as the driver will overwrite the value.
- *
- * @param command - The command to run
- * @param options - Optional settings for the command
- */
- async command(command, options) {
- // Intentionally, we do not inherit options from parent for this operation.
- return (0, execute_operation_1.executeOperation)(this.client, new run_command_1.RunCommandOperation(this, command, {
- ...(0, bson_1.resolveBSONOptions)(options),
- session: options?.session,
- readPreference: options?.readPreference
- }));
- }
- /**
- * Execute an aggregation framework pipeline against the database, needs MongoDB \>= 3.6
- *
- * @param pipeline - An array of aggregation stages to be executed
- * @param options - Optional settings for the command
- */
- aggregate(pipeline = [], options) {
- return new aggregation_cursor_1.AggregationCursor(this.client, this.s.namespace, pipeline, (0, utils_1.resolveOptions)(this, options));
- }
- /** Return the Admin db instance */
- admin() {
- return new admin_1.Admin(this);
- }
- /**
- * Returns a reference to a MongoDB Collection. If it does not exist it will be created implicitly.
- *
- * Collection namespace validation is performed server-side.
- *
- * @param name - the collection name we wish to access.
- * @returns return the new Collection instance
- */
- collection(name, options = {}) {
- if (typeof options === 'function') {
- throw new error_1.MongoInvalidArgumentError('The callback form of this helper has been removed.');
- }
- return new collection_1.Collection(this, name, (0, utils_1.resolveOptions)(this, options));
- }
- /**
- * Get all the db statistics.
- *
- * @param options - Optional settings for the command
- */
- async stats(options) {
- return (0, execute_operation_1.executeOperation)(this.client, new stats_1.DbStatsOperation(this, (0, utils_1.resolveOptions)(this, options)));
- }
- listCollections(filter = {}, options = {}) {
- return new list_collections_cursor_1.ListCollectionsCursor(this, filter, (0, utils_1.resolveOptions)(this, options));
- }
- /**
- * Rename a collection.
- *
- * @remarks
- * This operation does not inherit options from the MongoClient.
- *
- * @param fromCollection - Name of current collection to rename
- * @param toCollection - New name of of the collection
- * @param options - Optional settings for the command
- */
- async renameCollection(fromCollection, toCollection, options) {
- // Intentionally, we do not inherit options from parent for this operation.
- return (0, execute_operation_1.executeOperation)(this.client, new rename_1.RenameOperation(this.collection(fromCollection), toCollection, { ...options, new_collection: true, readPreference: read_preference_1.ReadPreference.primary }));
- }
- /**
- * Drop a collection from the database, removing it permanently. New accesses will create a new collection.
- *
- * @param name - Name of collection to drop
- * @param options - Optional settings for the command
- */
- async dropCollection(name, options) {
- return (0, execute_operation_1.executeOperation)(this.client, new drop_1.DropCollectionOperation(this, name, (0, utils_1.resolveOptions)(this, options)));
- }
- /**
- * Drop a database, removing it permanently from the server.
- *
- * @param options - Optional settings for the command
- */
- async dropDatabase(options) {
- return (0, execute_operation_1.executeOperation)(this.client, new drop_1.DropDatabaseOperation(this, (0, utils_1.resolveOptions)(this, options)));
- }
- /**
- * Fetch all collections for the current db.
- *
- * @param options - Optional settings for the command
- */
- async collections(options) {
- return (0, execute_operation_1.executeOperation)(this.client, new collections_1.CollectionsOperation(this, (0, utils_1.resolveOptions)(this, options)));
- }
- /**
- * Creates an index on the db and collection.
- *
- * @param name - Name of the collection to create the index on.
- * @param indexSpec - Specify the field to index, or an index specification
- * @param options - Optional settings for the command
- */
- async createIndex(name, indexSpec, options) {
- return (0, execute_operation_1.executeOperation)(this.client, new indexes_1.CreateIndexOperation(this, name, indexSpec, (0, utils_1.resolveOptions)(this, options)));
- }
- /**
- * Remove a user from a database
- *
- * @param username - The username to remove
- * @param options - Optional settings for the command
- */
- async removeUser(username, options) {
- return (0, execute_operation_1.executeOperation)(this.client, new remove_user_1.RemoveUserOperation(this, username, (0, utils_1.resolveOptions)(this, options)));
- }
- /**
- * Set the current profiling level of MongoDB
- *
- * @param level - The new profiling level (off, slow_only, all).
- * @param options - Optional settings for the command
- */
- async setProfilingLevel(level, options) {
- return (0, execute_operation_1.executeOperation)(this.client, new set_profiling_level_1.SetProfilingLevelOperation(this, level, (0, utils_1.resolveOptions)(this, options)));
- }
- /**
- * Retrieve the current profiling Level for MongoDB
- *
- * @param options - Optional settings for the command
- */
- async profilingLevel(options) {
- return (0, execute_operation_1.executeOperation)(this.client, new profiling_level_1.ProfilingLevelOperation(this, (0, utils_1.resolveOptions)(this, options)));
- }
- /**
- * Retrieves this collections index info.
- *
- * @param name - The name of the collection.
- * @param options - Optional settings for the command
- */
- async indexInformation(name, options) {
- return (0, execute_operation_1.executeOperation)(this.client, new indexes_1.IndexInformationOperation(this, name, (0, utils_1.resolveOptions)(this, options)));
- }
- /**
- * Create a new Change Stream, watching for new changes (insertions, updates,
- * replacements, deletions, and invalidations) in this database. Will ignore all
- * changes to system collections.
- *
- * @remarks
- * watch() accepts two generic arguments for distinct use cases:
- * - The first is to provide the schema that may be defined for all the collections within this database
- * - The second is to override the shape of the change stream document entirely, if it is not provided the type will default to ChangeStreamDocument of the first argument
- *
- * @param pipeline - An array of {@link https://www.mongodb.com/docs/manual/reference/operator/aggregation-pipeline/|aggregation pipeline stages} through which to pass change stream documents. This allows for filtering (using $match) and manipulating the change stream documents.
- * @param options - Optional settings for the command
- * @typeParam TSchema - Type of the data being detected by the change stream
- * @typeParam TChange - Type of the whole change stream document emitted
- */
- watch(pipeline = [], options = {}) {
- // Allow optionally not specifying a pipeline
- if (!Array.isArray(pipeline)) {
- options = pipeline;
- pipeline = [];
- }
- return new change_stream_1.ChangeStream(this, pipeline, (0, utils_1.resolveOptions)(this, options));
- }
- /**
- * A low level cursor API providing basic driver functionality:
- * - ClientSession management
- * - ReadPreference for server selection
- * - Running getMores automatically when a local batch is exhausted
- *
- * @param command - The command that will start a cursor on the server.
- * @param options - Configurations for running the command, bson options will apply to getMores
- */
- runCursorCommand(command, options) {
- return new run_command_cursor_1.RunCommandCursor(this, command, options);
- }
- }
- Db.SYSTEM_NAMESPACE_COLLECTION = CONSTANTS.SYSTEM_NAMESPACE_COLLECTION;
- Db.SYSTEM_INDEX_COLLECTION = CONSTANTS.SYSTEM_INDEX_COLLECTION;
- Db.SYSTEM_PROFILE_COLLECTION = CONSTANTS.SYSTEM_PROFILE_COLLECTION;
- Db.SYSTEM_USER_COLLECTION = CONSTANTS.SYSTEM_USER_COLLECTION;
- Db.SYSTEM_COMMAND_COLLECTION = CONSTANTS.SYSTEM_COMMAND_COLLECTION;
- Db.SYSTEM_JS_COLLECTION = CONSTANTS.SYSTEM_JS_COLLECTION;
- exports.Db = Db;
- //# sourceMappingURL=db.js.map
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