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pamapi/src/main/java/com/pollex/pam/security/provider/EServiceAuthenticationProvider.java
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package com.pollex.pam.security.provider;
import com.pollex.pam.business.domain.Consultant;
import com.pollex.pam.business.enums.ConsultantDetailEnum;
import com.pollex.pam.business.repository.ConsultantRepository;
import com.pollex.pam.business.service.EServiceConnectService;
import com.pollex.pam.business.service.dto.EServiceResponse;
import com.pollex.pam.business.web.errors.ConsultantDisableException;
import com.pollex.pam.business.config.AppProperties;
import com.pollex.pam.business.security.token.EServiceAuthenticationToken;
import com.pollex.pam.business.web.errors.EServiceErrorException;
import com.pollex.pam.config.ApplicationProperties;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.*;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.stereotype.Component;
import java.security.GeneralSecurityException;
import java.util.*;
@Component
public class EServiceAuthenticationProvider {
    private static final String E_SERVICE_LOGIN_SUCCESS_CODE = "true";
    private static final Logger log = LoggerFactory.getLogger(EServiceAuthenticationProvider.class);
    @Autowired
    ApplicationProperties applicationProperties;
    @Autowired
    ConsultantRepository consultantRepository;
    @Autowired
    EServiceConnectService eServiceConnectService;
    public Authentication authenticate(EServiceAuthenticationToken authenticationToken) throws AuthenticationException {
        String account = authenticationToken.getPrincipal();
        String credentials = authenticationToken.getCredentials();
        if(applicationProperties.isMockLogin()){
            return getConsultantTokenAndRecordLoginTime(account, credentials);
        }
        try {
            ResponseEntity<EServiceResponse> responseEntity = eServiceConnectService.loginByEService(account, credentials);
            if(HttpStatus.OK.equals(responseEntity.getStatusCode())) {
                EServiceResponse eServiceResponse = responseEntity.getBody();
                log.debug("eService response = {}", eServiceResponse);
                if(E_SERVICE_LOGIN_SUCCESS_CODE.equals(eServiceResponse.getIssuccess())){
                    return getConsultantTokenAndRecordLoginTime(account, credentials);
                }
                else {
                   log.debug("account:{},error:{}",account,eServiceResponse.getMsg());
                    throw new EServiceErrorException("帳號密碼錯誤");
                }
            }
            throw new RuntimeException("eService http error!, response http status code = " + responseEntity.getStatusCode());
        } catch (GeneralSecurityException e) {
            throw new RuntimeException("General Security SSL error!");
        }
    }
    private UsernamePasswordAuthenticationToken getConsultantTokenAndRecordLoginTime(String account, String credential) throws ConsultantDisableException {
        Consultant consultant = consultantRepository.findOneByAgentNo(account).orElseThrow(() -> new UsernameNotFoundException("帳號密碼錯誤"));
        List<GrantedAuthority> grantedAuths = Arrays.asList(new SimpleGrantedAuthority("ROLE_USER"));
        UsernamePasswordAuthenticationToken authenticationToken = new UsernamePasswordAuthenticationToken(account, credential, grantedAuths);
        Map<String, String> details = new HashMap<>();
        details.put(ConsultantDetailEnum.ID.getValue(), consultant.getId().toString());
        details.put(ConsultantDetailEnum.NAME.getValue(), consultant.getName());
        details.put(ConsultantDetailEnum.AGENT_NO.getValue(), account);
        authenticationToken.setDetails(details);
        return authenticationToken;
    }
}