tsbase/Persistence/Repository/Repository.d.ts

Base class libraries for TypeScript

import { Queryable } from '../../Collections/Queryable/Queryable';
import { Result } from '../../Patterns/Result/Result';
import { Validator } from '../../Patterns/Validator/Validator';
import { ISerializer } from '../../Utility/Serialization/ISerializer';
import { IPersister } from './Persisters/IPersister';
/**
 * An extension of Queryable<T> that incorporates persistence functionality
 * provided by a class implementing IPersister.  Previously persisted data is
 * loaded on instantiation using the default persister's "Retrieve" method.
 */
export declare class Repository<T> extends Queryable<T> {
    protected constructor();
    /**
     * A set of rules the repository will check against when new elements are added
     * Rules that have a severity of "Error" will not be added
     */
    get PendingChanges(): {
        PendingSave: Queryable<T>;
        PendingDeletion: Queryable<T>;
    };
    protected savedData: {
        raw: string;
        referential: T[];
    };
    protected persister: IPersister<T>;
    protected validator: Validator<T>;
    protected serializer?: ISerializer;
    protected serializeAs?: {
        new (): T;
    };
    static New<T>(persister: IPersister<T>, validator?: Validator<T>, serializer?: ISerializer, serializeAs?: {
        new (): T;
    }): Repository<T>;
    /**
     * Calls the underlying persister's "Persist" method saving the data currently in the list
     */
    SaveChanges(): Result<null>;
    /**
     * Override for default push that enforces validation
     */
    push(...items: T[]): number;
    /**
     * Calls the underlying persister's "Purge" method deleting any data previously persisted
     */
    PurgeData(): void;
    /**
     * Returns a collection of elements that have not been saved
     */
    GetUnsavedElements(): Queryable<T>;
    /**
     * Returns a collection of elements that have not been removed from persistence
     */
    GetUnpurgedElements(): Queryable<T>;
    protected getSerializedInstancesFromInitialData(initialData: Array<any>): Queryable<T>;
    protected itemIsValid(item: T): Result<null>;
    protected setSavedData(): void;
}