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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.BaseEntity = void 0;
const ObjectUtils_1 = require("../util/ObjectUtils");
/**
* Base abstract entity for all entities, used in ActiveRecord patterns.
*/
class BaseEntity {
// -------------------------------------------------------------------------
// Public Methods
// -------------------------------------------------------------------------
/**
* Checks if entity has an id.
* If entity composite compose ids, it will check them all.
*/
hasId() {
const baseEntity = this.constructor;
return baseEntity.getRepository().hasId(this);
}
/**
* Saves current entity in the database.
* If entity does not exist in the database then inserts, otherwise updates.
*/
save(options) {
const baseEntity = this.constructor;
return baseEntity.getRepository().save(this, options);
}
/**
* Removes current entity from the database.
*/
remove(options) {
const baseEntity = this.constructor;
return baseEntity.getRepository().remove(this, options);
}
/**
* Records the delete date of current entity.
*/
softRemove(options) {
const baseEntity = this.constructor;
return baseEntity.getRepository().softRemove(this, options);
}
/**
* Recovers a given entity in the database.
*/
recover(options) {
const baseEntity = this.constructor;
return baseEntity.getRepository().recover(this, options);
}
/**
* Reloads entity data from the database.
*/
async reload() {
const baseEntity = this.constructor;
const id = baseEntity.getRepository().metadata.getEntityIdMap(this);
if (!id) {
throw new Error(`Entity doesn't have id-s set, cannot reload entity`);
}
const reloadedEntity = await baseEntity
.getRepository()
.findOneByOrFail(id);
ObjectUtils_1.ObjectUtils.assign(this, reloadedEntity);
}
// -------------------------------------------------------------------------
// Public Static Methods
// -------------------------------------------------------------------------
/**
* Sets DataSource to be used by entity.
*/
static useDataSource(dataSource) {
this.dataSource = dataSource;
}
/**
* Gets current entity's Repository.
*/
static getRepository() {
const dataSource = this.dataSource;
if (!dataSource)
throw new Error(`DataSource is not set for this entity.`);
return dataSource.getRepository(this);
}
/**
* Returns object that is managed by this repository.
* If this repository manages entity from schema,
* then it returns a name of that schema instead.
*/
static get target() {
return this.getRepository().target;
}
/**
* Checks entity has an id.
* If entity composite compose ids, it will check them all.
*/
static hasId(entity) {
return this.getRepository().hasId(entity);
}
/**
* Gets entity mixed id.
*/
static getId(entity) {
return this.getRepository().getId(entity);
}
/**
* Creates a new query builder that can be used to build a SQL query.
*/
static createQueryBuilder(alias) {
return this.getRepository().createQueryBuilder(alias);
}
/**
* Creates a new entity instance and copies all entity properties from this object into a new entity.
* Note that it copies only properties that present in entity schema.
*/
static create(entityOrEntities) {
return this.getRepository().create(entityOrEntities);
}
/**
* Merges multiple entities (or entity-like objects) into a given entity.
*/
static merge(mergeIntoEntity, ...entityLikes) {
return this.getRepository().merge(mergeIntoEntity, ...entityLikes);
}
/**
* Creates a new entity from the given plain javascript object. If entity already exist in the database, then
* it loads it (and everything related to it), replaces all values with the new ones from the given object
* and returns this new entity. This new entity is actually a loaded from the db entity with all properties
* replaced from the new object.
*
* Note that given entity-like object must have an entity id / primary key to find entity by.
* Returns undefined if entity with given id was not found.
*/
static preload(entityLike) {
const thisRepository = this.getRepository();
return thisRepository.preload(entityLike);
}
/**
* Saves one or many given entities.
*/
static save(entityOrEntities, options) {
return this.getRepository().save(entityOrEntities, options);
}
/**
* Removes one or many given entities.
*/
static remove(entityOrEntities, options) {
return this.getRepository().remove(entityOrEntities, options);
}
/**
* Records the delete date of one or many given entities.
*/
static softRemove(entityOrEntities, options) {
return this.getRepository().softRemove(entityOrEntities, options);
}
/**
* Inserts a given entity into the database.
* Unlike save method executes a primitive operation without cascades, relations and other operations included.
* Executes fast and efficient INSERT query.
* Does not check if entity exist in the database, so query will fail if duplicate entity is being inserted.
*/
static insert(entity) {
return this.getRepository().insert(entity);
}
/**
* Updates entity partially. Entity can be found by a given conditions.
* Unlike save method executes a primitive operation without cascades, relations and other operations included.
* Executes fast and efficient UPDATE query.
* Does not check if entity exist in the database.
*/
static update(criteria, partialEntity) {
return this.getRepository().update(criteria, partialEntity);
}
/**
* Inserts a given entity into the database, unless a unique constraint conflicts then updates the entity
* Unlike save method executes a primitive operation without cascades, relations and other operations included.
* Executes fast and efficient INSERT ... ON CONFLICT DO UPDATE/ON DUPLICATE KEY UPDATE query.
*/
static upsert(entityOrEntities, conflictPathsOrOptions) {
return this.getRepository().upsert(entityOrEntities, conflictPathsOrOptions);
}
/**
* Deletes entities by a given criteria.
* Unlike remove method executes a primitive operation without cascades, relations and other operations included.
* Executes fast and efficient DELETE query.
* Does not check if entity exist in the database.
*/
static delete(criteria) {
return this.getRepository().delete(criteria);
}
/**
* Checks whether any entity exists that matches the given options.
*/
static exists(options) {
return this.getRepository().exists(options);
}
/**
* Checks whether any entity exists that matches the given conditions.
*/
static existsBy(where) {
return this.getRepository().existsBy(where);
}
/**
* Counts entities that match given options.
*/
static count(options) {
return this.getRepository().count(options);
}
/**
* Counts entities that match given WHERE conditions.
*/
static countBy(where) {
return this.getRepository().countBy(where);
}
/**
* Return the SUM of a column
*/
static sum(columnName, where) {
return this.getRepository().sum(columnName, where);
}
/**
* Return the AVG of a column
*/
static average(columnName, where) {
return this.getRepository().average(columnName, where);
}
/**
* Return the MIN of a column
*/
static minimum(columnName, where) {
return this.getRepository().minimum(columnName, where);
}
/**
* Return the MAX of a column
*/
static maximum(columnName, where) {
return this.getRepository().maximum(columnName, where);
}
/**
* Finds entities that match given options.
*/
static find(options) {
return this.getRepository().find(options);
}
/**
* Finds entities that match given WHERE conditions.
*/
static findBy(where) {
return this.getRepository().findBy(where);
}
/**
* Finds entities that match given find options.
* Also counts all entities that match given conditions,
* but ignores pagination settings (from and take options).
*/
static findAndCount(options) {
return this.getRepository().findAndCount(options);
}
/**
* Finds entities that match given WHERE conditions.
* Also counts all entities that match given conditions,
* but ignores pagination settings (from and take options).
*/
static findAndCountBy(where) {
return this.getRepository().findAndCountBy(where);
}
/**
* Finds entities by ids.
* Optionally find options can be applied.
*
* @deprecated use `findBy` method instead in conjunction with `In` operator, for example:
*
* .findBy({
* id: In([1, 2, 3])
* })
*/
static findByIds(ids) {
return this.getRepository().findByIds(ids);
}
/**
* Finds first entity that matches given conditions.
*/
static findOne(options) {
return this.getRepository().findOne(options);
}
/**
* Finds first entity that matches given conditions.
*/
static findOneBy(where) {
return this.getRepository().findOneBy(where);
}
/**
* Finds first entity that matches given options.
*
* @deprecated use `findOneBy` method instead in conjunction with `In` operator, for example:
*
* .findOneBy({
* id: 1 // where "id" is your primary column name
* })
*/
static findOneById(id) {
return this.getRepository().findOneById(id);
}
/**
* Finds first entity that matches given conditions.
*/
static findOneOrFail(options) {
return this.getRepository().findOneOrFail(options);
}
/**
* Finds first entity that matches given conditions.
*/
static findOneByOrFail(where) {
return this.getRepository().findOneByOrFail(where);
}
/**
* Executes a raw SQL query and returns a raw database results.
* Raw query execution is supported only by relational databases (MongoDB is not supported).
*/
static query(query, parameters) {
return this.getRepository().query(query, parameters);
}
/**
* Clears all the data from the given table/collection (truncates/drops it).
*/
static clear() {
return this.getRepository().clear();
}
}
exports.BaseEntity = BaseEntity;
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