import * as tslib_1 from "tslib";
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import { getConnection } from "../index";
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import { ObjectUtils } from "../util/ObjectUtils";
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/**
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* Base abstract entity for all entities, used in ActiveRecord patterns.
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*/
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var BaseEntity = /** @class */ (function () {
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function BaseEntity() {
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}
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// -------------------------------------------------------------------------
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// Public Methods
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// -------------------------------------------------------------------------
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/**
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* Checks if entity has an id.
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* If entity composite compose ids, it will check them all.
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*/
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BaseEntity.prototype.hasId = function () {
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return this.constructor.getRepository().hasId(this);
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};
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/**
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* Saves current entity in the database.
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* If entity does not exist in the database then inserts, otherwise updates.
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*/
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BaseEntity.prototype.save = function () {
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return this.constructor.getRepository().save(this);
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};
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/**
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* Removes current entity from the database.
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*/
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BaseEntity.prototype.remove = function () {
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return this.constructor.getRepository().remove(this);
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};
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/**
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* Reloads entity data from the database.
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*/
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BaseEntity.prototype.reload = function () {
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return tslib_1.__awaiter(this, void 0, void 0, function () {
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var base, newestEntity;
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return tslib_1.__generator(this, function (_a) {
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switch (_a.label) {
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case 0:
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base = this.constructor;
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return [4 /*yield*/, base.getRepository().findOneOrFail(base.getId(this))];
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case 1:
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newestEntity = _a.sent();
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ObjectUtils.assign(this, newestEntity);
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return [2 /*return*/];
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}
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});
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});
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};
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// -------------------------------------------------------------------------
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// Public Static Methods
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// -------------------------------------------------------------------------
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/**
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* Sets connection to be used by entity.
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*/
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BaseEntity.useConnection = function (connection) {
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this.usedConnection = connection;
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};
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/**
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* Gets current entity's Repository.
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*/
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BaseEntity.getRepository = function () {
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var connection = this.usedConnection || getConnection();
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return connection.getRepository(this);
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};
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Object.defineProperty(BaseEntity, "target", {
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/**
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* Returns object that is managed by this repository.
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* If this repository manages entity from schema,
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* then it returns a name of that schema instead.
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*/
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get: function () {
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return this.getRepository().target;
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},
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enumerable: true,
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configurable: true
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});
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/**
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* Checks entity has an id.
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* If entity composite compose ids, it will check them all.
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*/
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BaseEntity.hasId = function (entity) {
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return this.getRepository().hasId(entity);
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};
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/**
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* Gets entity mixed id.
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*/
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BaseEntity.getId = function (entity) {
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return this.getRepository().getId(entity);
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};
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/**
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* Creates a new query builder that can be used to build a sql query.
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*/
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BaseEntity.createQueryBuilder = function (alias) {
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return this.getRepository().createQueryBuilder(alias);
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};
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/**
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* Creates a new entity instance and copies all entity properties from this object into a new entity.
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* Note that it copies only properties that present in entity schema.
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*/
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BaseEntity.create = function (entityOrEntities) {
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return this.getRepository().create(entityOrEntities);
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};
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/**
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* Merges multiple entities (or entity-like objects) into a given entity.
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*/
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BaseEntity.merge = function (mergeIntoEntity) {
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var entityLikes = [];
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for (var _i = 1; _i < arguments.length; _i++) {
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entityLikes[_i - 1] = arguments[_i];
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}
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var _a;
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return (_a = this.getRepository()).merge.apply(_a, tslib_1.__spread([mergeIntoEntity], entityLikes));
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};
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/**
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* Creates a new entity from the given plan javascript object. If entity already exist in the database, then
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* it loads it (and everything related to it), replaces all values with the new ones from the given object
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* and returns this new entity. This new entity is actually a loaded from the db entity with all properties
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* replaced from the new object.
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*
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* Note that given entity-like object must have an entity id / primary key to find entity by.
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* Returns undefined if entity with given id was not found.
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*/
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BaseEntity.preload = function (entityLike) {
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return this.getRepository().preload(entityLike);
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};
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/**
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* Saves one or many given entities.
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*/
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BaseEntity.save = function (entityOrEntities, options) {
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return this.getRepository().save(entityOrEntities, options);
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};
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/**
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* Removes one or many given entities.
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*/
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BaseEntity.remove = function (entityOrEntities, options) {
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return this.getRepository().remove(entityOrEntities, options);
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};
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/**
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* Inserts a given entity into the database.
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* Unlike save method executes a primitive operation without cascades, relations and other operations included.
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* Executes fast and efficient INSERT query.
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* Does not check if entity exist in the database, so query will fail if duplicate entity is being inserted.
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*/
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BaseEntity.insert = function (entity, options) {
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return this.getRepository().insert(entity, options);
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};
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/**
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* Updates entity partially. Entity can be found by a given conditions.
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* Unlike save method executes a primitive operation without cascades, relations and other operations included.
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* Executes fast and efficient UPDATE query.
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* Does not check if entity exist in the database.
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*/
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BaseEntity.update = function (criteria, partialEntity, options) {
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return this.getRepository().update(criteria, partialEntity, options);
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};
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/**
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* Deletes entities by a given criteria.
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* Unlike save method executes a primitive operation without cascades, relations and other operations included.
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* Executes fast and efficient DELETE query.
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* Does not check if entity exist in the database.
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*/
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BaseEntity.delete = function (criteria, options) {
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return this.getRepository().delete(criteria, options);
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};
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/**
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* Counts entities that match given find options or conditions.
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*/
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BaseEntity.count = function (optionsOrConditions) {
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return this.getRepository().count(optionsOrConditions);
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};
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/**
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* Finds entities that match given find options or conditions.
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*/
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BaseEntity.find = function (optionsOrConditions) {
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return this.getRepository().find(optionsOrConditions);
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};
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/**
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* Finds entities that match given find options or conditions.
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* Also counts all entities that match given conditions,
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* but ignores pagination settings (from and take options).
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*/
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BaseEntity.findAndCount = function (optionsOrConditions) {
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return this.getRepository().findAndCount(optionsOrConditions);
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};
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/**
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* Finds entities by ids.
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* Optionally find options can be applied.
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*/
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BaseEntity.findByIds = function (ids, optionsOrConditions) {
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return this.getRepository().findByIds(ids, optionsOrConditions);
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};
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/**
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* Finds first entity that matches given conditions.
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*/
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BaseEntity.findOne = function (optionsOrConditions, maybeOptions) {
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return this.getRepository().findOne(optionsOrConditions, maybeOptions);
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};
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/**
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* Finds first entity that matches given conditions.
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*/
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BaseEntity.findOneOrFail = function (optionsOrConditions, maybeOptions) {
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return this.getRepository().findOneOrFail(optionsOrConditions, maybeOptions);
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};
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/**
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* Executes a raw SQL query and returns a raw database results.
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* Raw query execution is supported only by relational databases (MongoDB is not supported).
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*/
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BaseEntity.query = function (query, parameters) {
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return this.getRepository().query(query, parameters);
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};
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/**
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* Clears all the data from the given table/collection (truncates/drops it).
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*/
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BaseEntity.clear = function () {
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return this.getRepository().clear();
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};
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return BaseEntity;
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}());
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export { BaseEntity };
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//# sourceMappingURL=BaseEntity.js.map
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