package net.gepafin.tendermanagement.dao;

import feign.FeignException;
import jakarta.servlet.http.HttpServletRequest;
import net.gepafin.tendermanagement.config.Translator;
import net.gepafin.tendermanagement.constants.GepafinConstant;
import net.gepafin.tendermanagement.enums.UserActionContextEnum;
import net.gepafin.tendermanagement.enums.UserActionLogsEnum;
import net.gepafin.tendermanagement.model.request.UserActionRequest;
import net.gepafin.tendermanagement.service.feignClient.VatCheckService;
import net.gepafin.tendermanagement.util.LoggingUtil;
import net.gepafin.tendermanagement.util.Utils;
import net.gepafin.tendermanagement.web.rest.api.errors.CustomValidationException;
import net.gepafin.tendermanagement.web.rest.api.errors.Status;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Component;

import java.net.URI;
import java.util.Collections;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Map;

@Component
public class VatCheckDao {

    @Autowired
    private VatCheckService vatCheckService;

    @Value("${vatCheckNewToken}")
    public String vatCheckNewToken;

    @Value("${isVatCheckGloballyDisabled}")
    public String isVatCheckGloballyDisabled;

    public final Logger log = LoggerFactory.getLogger(VatCheckDao.class);

    @Autowired
    private LoggingUtil loggingUtil;

    @Autowired
    private HttpServletRequest request;

    public Map<String, Object> checkVatNumberApi(String vatNumber) {

        if (Boolean.TRUE.equals(Boolean.parseBoolean(isVatCheckGloballyDisabled))) {
            return new HashMap<>();
        }
        Map<String, Object> responseBody = new HashMap<>();
        try {
            HttpHeaders headers = new HttpHeaders();
            headers.setAccept(Collections.singletonList(MediaType.APPLICATION_JSON));
            headers.setContentType(MediaType.APPLICATION_JSON);
            headers.set(GepafinConstant.AUTHORIZATION, "Bearer " + vatCheckNewToken);
            headers.add(org.apache.http.HttpHeaders.USER_AGENT, "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0");

            URI baseUrl = URI.create(GepafinConstant.CHECK_VATNUMBER_V2_NEW_URL);
            ResponseEntity<Map<String, Object>> response = vatCheckService.checkVatNumber(baseUrl, vatNumber, headers);

            /** This code is responsible for creating user action logs for the "Download company delegation" operation. **/
            loggingUtil.logUserAction(
                    UserActionRequest.builder().request(request).actionType(UserActionLogsEnum.VIEW).actionContext(UserActionContextEnum.CHECK_COMPANY_VAT_NUMBER).build());

            if (response.getStatusCode() == HttpStatus.OK && response.hasBody()) {
                log.info("Successfully checked vat number");
                Map<String, Object> responseMap = response.getBody();
                if (responseMap != null && responseMap.containsKey("data")) {
                    responseBody = (Map<String, Object>) responseMap.get("data");
                    responseBody.remove("timestamp_creation");
                    responseBody.remove("timestamp_last_update");
                    responseBody.remove("data_iscrizione");
                    responseBody.remove("id");
                    Map<String, Object> data = new LinkedHashMap<>();
                    data.put("data", responseBody);
                    return data;
                }
            }
        } catch (FeignException ex) {
            log.error("Exception occurred while checking vat number: {0}", ex);
            Utils.callException(ex.status(), ex);
        }
        return responseBody;
    }

	public Map<String, Object> checkVatNumber(String vatNumber) {
		try {
			return checkVatNumberApi(vatNumber);
		} catch (Exception e) {
			throw new CustomValidationException(Status.VALIDATION_ERROR,
					Translator.toLocale(GepafinConstant.INVALID_VATNUMBER));
		}
	}
}