/*
    * Copyright (C) 2022 B3Partners B.V.
    *
    * SPDX-License-Identifier: MIT
    */
   package org.tailormap.api.security;
   
   import java.time.ZoneId;
   import java.time.ZonedDateTime;
  import java.util.Collection;
  import java.util.HashSet;
  import java.util.List;
  import org.apache.commons.lang3.StringUtils;
  import org.springframework.security.core.GrantedAuthority;
  import org.springframework.security.core.authority.SimpleGrantedAuthority;
  import org.springframework.security.core.userdetails.UserDetails;
  import org.tailormap.api.persistence.Group;
  import org.tailormap.api.persistence.User;
  import org.tailormap.api.persistence.json.AdminAdditionalProperty;
  
  public class TailormapUserDetails implements UserDetails {
  
    private final User user;
  
    public TailormapUserDetails(User user) {
      this.user = user;
    }
  
    @Override
    public Collection<? extends GrantedAuthority> getAuthorities() {
      Collection<GrantedAuthority> authorities = new HashSet<>();
      user.getGroups().stream()
          .map(Group::getName)
          .map(SimpleGrantedAuthority::new)
          .forEach(authorities::add);
  
      user.getGroups().stream()
          .map(Group::getAliasForGroup)
          .filter(StringUtils::isNotBlank)
          .map(SimpleGrantedAuthority::new)
          .forEach(authorities::add);
      return authorities;
    }
  
    @Override
    public String getPassword() {
      return user.getPassword();
    }
  
    @Override
    public String getUsername() {
      return user.getUsername();
    }
  
    @Override
    public boolean isAccountNonExpired() {
      return user.getValidUntil() == null || user.getValidUntil().isAfter(ZonedDateTime.now(ZoneId.systemDefault()));
    }
  
    @Override
    public boolean isEnabled() {
      return user.isEnabled();
    }
  
    public List<AdminAdditionalProperty> getAdditionalProperties() {
      return user.getAdditionalProperties();
    }
  }