package com.pollex.pam.service;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.pollex.pam.config.ApplicationProperties;
import com.pollex.pam.service.dto.SMSDetail;
import com.pollex.pam.service.dto.SendSMSRequest;
import com.pollex.pam.service.dto.SendSMSResponse;
import com.pollex.pam.service.util.HttpRequestUtil;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Service;

import java.nio.charset.StandardCharsets;
import java.security.KeyManagementException;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.util.Base64;
import java.util.Base64.Encoder;
import java.util.Collections;
import java.util.UUID;

@Service
public class SendMsgService {

    private final static Logger log = LoggerFactory.getLogger(SendMsgService.class);
    private final Encoder encoder = Base64.getEncoder();

    @Autowired
    ApplicationProperties applicationProperties;

    public SendSMSResponse sendMsgBySMS(String subject, String toMobile, String content) throws Exception{
        final String SMS_URL = applicationProperties.getSms().getUrl();

        SendSMSRequest sendSMSRequest = new SendSMSRequest();
        sendSMSRequest.setpKey(UUID.randomUUID().toString());
        sendSMSRequest.setSourceCode(applicationProperties.getSms().getSourceCode());
        sendSMSRequest.setSender(applicationProperties.getSms().getSender());
        sendSMSRequest.setMsgTypeSet(applicationProperties.getSms().getSmsType());
        sendSMSRequest.setSendTime(LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:00")));
        sendSMSRequest.setSubject(subject);
        sendSMSRequest.setActivityId("");

        SMSDetail smsDetail = new SMSDetail();
        smsDetail.setMobile(toMobile);
        smsDetail.setContent(encoder.encodeToString(content.getBytes(StandardCharsets.UTF_8)));

        sendSMSRequest.setDetail(Collections.singletonList(smsDetail));

        ResponseEntity<SendSMSResponse> responseEntity = HttpRequestUtil.postWithJson(SMS_URL, sendSMSRequest, SendSMSResponse.class);
        return responseEntity.getBody();
    }


}