/*
 *
 *  * ============LICENSE_START=======================================================
 *  *  org.onap.dcae
 *  *  ================================================================================
 *  *  Copyright (c) 2020 AT&T Intellectual Property. All rights reserved.
 *  *  ================================================================================
 *  *  Licensed under the Apache License, Version 2.0 (the "License");
 *  *  you may not use this file except in compliance with the License.
 *  *  You may obtain a copy of the License at
 *  *
 *  *       http://www.apache.org/licenses/LICENSE-2.0
 *  *
 *  *  Unless required by applicable law or agreed to in writing, software
 *  *  distributed under the License is distributed on an "AS IS" BASIS,
 *  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  *  See the License for the specific language governing permissions and
 *  *  limitations under the License.
 *  *  ============LICENSE_END=========================================================
 *
 */

package org.onap.dcaegen2.platform.mod.security.services;

import org.onap.dcaegen2.platform.mod.models.ModUser;
import com.fasterxml.jackson.annotation.JsonIgnore;
import lombok.EqualsAndHashCode;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;

import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;

/**
 * @author
 * @date 09/08/2020
 * User Details Implementation
 */
@EqualsAndHashCode
public class UserDetailsImpl implements UserDetails{

    private static final long serialVersionUID = 1L;

    private String id;

    private String username;

    private String fullName;

    @JsonIgnore
    private String password;

    private Collection<? extends GrantedAuthority> authorities;

    public UserDetailsImpl(String id, String username, String fullName, String password, Collection<?
            extends GrantedAuthority> authorities) {
        this.id = id;
        this.username = username;
        this.fullName = fullName;
        this.password = password;
        this.authorities = authorities;
    }

    public static UserDetails build(ModUser user) {
        List<GrantedAuthority> authorities = user.getRoles().stream()
                .map(role -> new SimpleGrantedAuthority(role.getName()))
                .collect(Collectors.toList());

        return new UserDetailsImpl(
                user.get_id(),
                user.getUsername(),
                user.getFullName(),
                user.getPassword(),
                authorities
        );
    }

    public String getId() {
        return id;
    }

    @Override
    public Collection<? extends GrantedAuthority> getAuthorities() {
        return authorities;
    }

    public List<String> getAuthoritiesAsList(){
        return  authorities.stream().map(GrantedAuthority::getAuthority)
                    .collect(Collectors.toList());
    }

    @Override
    public String getPassword() {
        return password;
    }

    @Override
    public String getUsername() {
        return username;
    }

    public String getFullName() {
        return fullName;
    }

    @Override
    public boolean isAccountNonExpired() {
        return true;
    }

    @Override
    public boolean isAccountNonLocked() {
        return true;
    }

    @Override
    public boolean isCredentialsNonExpired() {
        return true;
    }

    @Override
    public boolean isEnabled() {
        return true;
    }
}