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// Copyright 2020-2020 The Mandarine.TS Framework authors. All rights reserved. MIT license.
import { BcryptEncoder } from "../../../security-core/encoders/bcryptEncoder.ts";import { ApplicationContext } from "../../application-context/mandarineApplicationContext.ts";import { MandarineSecurityException } from "../../exceptions/mandarineSecurityException.ts";import type { Mandarine } from "../../Mandarine.ns.ts";import type { ClassType } from "../../utils/utilTypes.ts";
/** * The `AuthenticationManagerBuilder` class is responsible for handling two necessary properties in order for Mandarine built-in auth to work. * `userDetails` & `passwordEncoder` are required. By using such methods, you are able to plug in the implementations that will be used by Mandarine to execute authentication. */export class AuthenticationManagerBuilder implements Mandarine.Security.Auth.AuthenticationManagerBuilder {    private _userDetailsServiceType: ClassType | undefined = undefined;    private _passwordEncoder: Mandarine.Security.Crypto.PasswordEncoder = new BcryptEncoder();
    public userDetailsService(userdetailsServiceType: ClassType): AuthenticationManagerBuilder {        if(!userdetailsServiceType) throw new MandarineSecurityException(MandarineSecurityException.INVALID_USER_DETAILS_SERVICE);        if(!userdetailsServiceType.prototype.loadUserByUsername) throw new MandarineSecurityException(MandarineSecurityException.USER_DETAILS_SERVICE_INCOMPLETE);
        this._userDetailsServiceType = userdetailsServiceType;        return this;    }
    public passwordEncoder(passwordEncoderImpl: Mandarine.Security.Crypto.PasswordEncoder): AuthenticationManagerBuilder {        if(!passwordEncoderImpl) throw new Error("A password encoder implementation must not be defined");        this._passwordEncoder = passwordEncoderImpl;        return this;    }
    public getUserDetailsService() {        return this._userDetailsServiceType ? ApplicationContext.getInstance().getDIFactory().getDependency(this._userDetailsServiceType) : undefined;    }
    public getPasswordEncoder(): Mandarine.Security.Crypto.PasswordEncoder {        return this._passwordEncoder;    }
}