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package cc.iotkit.openapi.sync;
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import cc.iotkit.manager.config.DeviceSyncConfig;
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import cc.iotkit.manager.event.DeviceSyncEvent;
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import cc.iotkit.system.dto.vo.SysTenantVo;
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import cc.iotkit.system.service.ISysTenantService;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import lombok.RequiredArgsConstructor;
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import lombok.extern.slf4j.Slf4j;
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import okhttp3.*;
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import org.springframework.stereotype.Service;
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import javax.crypto.Cipher;
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import javax.crypto.SecretKey;
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import javax.crypto.SecretKeyFactory;
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import javax.crypto.spec.DESKeySpec;
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import javax.crypto.spec.IvParameterSpec;
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import java.nio.charset.StandardCharsets;
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import java.util.HashMap;
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import java.util.Map;
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@Slf4j
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@Service
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@RequiredArgsConstructor
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public class DeviceSyncService {
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private final DeviceSyncConfig config;
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private final ObjectMapper objectMapper;
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private final ISysTenantService sysTenantService;
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private final OkHttpClient httpClient = new OkHttpClient.Builder().build();
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public void sync(DeviceSyncEvent event) {
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if (!config.isEnable()) {
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log.info("设备同步功能未启用，跳过同步：operation={}, deviceId={}",
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event.getOperation(), event.getDevice().getDeviceId());
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return;
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}
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int maxRetry = config.getRetry();
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for (int i = 0; i < maxRetry; i++) {
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try {
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doSync(event);
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log.info("同步设备信息成功：operation={}, deviceId={}",
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event.getOperation(), event.getDevice().getDeviceId());
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return;
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} catch (Exception e) {
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log.warn("同步设备信息失败，第{}次：{}", (i + 1), e.getMessage());
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if (i == maxRetry - 1) {
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log.error("同步设备信息失败，已达重试上限：operation={}, deviceId={}",
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event.getOperation(), event.getDevice().getDeviceId(), e);
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}
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}
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}
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}
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private void doSync(DeviceSyncEvent event) throws Exception {
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String deviceId = event.getDevice().getDeviceId();
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String token = encrypt(deviceId, config.getEncryptKey());
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if ("delete".equals(event.getOperation())) {
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doDelete(deviceId, token);
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} else {
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doAddOrEdit(event, deviceId, token);
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}
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}
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private void doDelete(String deviceId, String token) throws Exception {
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String url = config.getDeleteUrl() + "?deviceCode=" + deviceId + "&token=" + token;
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log.info("删除设备请求：url={}", url);
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Request request = new Request.Builder()
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.url(url)
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.get()
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.build();
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try (Response response = httpClient.newCall(request).execute()) {
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if (!response.isSuccessful()) {
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throw new RuntimeException("删除设备失败，HTTP " + response.code());
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}
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}
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}
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private void doAddOrEdit(DeviceSyncEvent event, String deviceId, String token) throws Exception {
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Map<String, Object> body = new HashMap<>();
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body.put("deviceCode", deviceId);
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body.put("token", token);
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body.put("deviceModel", event.getDevice().getModel());
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body.put("longitude", event.getDevice().getLongitude());
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body.put("latitude", event.getDevice().getLatitude());
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body.put("districtName", "");
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body.put("dockingCompany", config.getDockingCompany());
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body.put("deviceAddress", event.getDevice().getSite());
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Long tenantId = event.getDevice().getTenantId();
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if (tenantId != null) {
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try {
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SysTenantVo tenant = sysTenantService.queryByTenantId(tenantId);
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if (tenant != null) {
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body.put("enterpriseName", tenant.getCompanyName());
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body.put("enterpriseUser", tenant.getContactUserName());
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body.put("phone", tenant.getContactPhone());
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} else {
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log.warn("租户信息为空：tenantId={}", tenantId);
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body.put("enterpriseName", "");
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body.put("enterpriseUser", "");
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body.put("phone", "");
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}
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} catch (Exception e) {
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log.warn("查询租户信息异常：tenantId={}, error={}", tenantId, e.getMessage());
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body.put("enterpriseName", "");
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body.put("enterpriseUser", "");
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body.put("phone", "");
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}
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} else {
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body.put("enterpriseName", "");
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body.put("enterpriseUser", "");
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body.put("phone", "");
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}
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body.put("enterpriseUser1", "");
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body.put("phone1", "");
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body.put("enterpriseUser2", "");
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body.put("phone2", "");
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log.info("同步设备请求：operation={}, url={}, body={}",
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event.getOperation(), config.getDeviceUrl(), body);
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Request request = new Request.Builder()
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.url(config.getDeviceUrl())
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.post(RequestBody.create(objectMapper.writeValueAsString(body),
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MediaType.parse("application/json")))
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.build();
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try (Response response = httpClient.newCall(request).execute()) {
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if (!response.isSuccessful()) {
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throw new RuntimeException("同步设备失败，HTTP " + response.code());
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}
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}
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}
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public static String encrypt(String message, String key) throws Exception {
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Cipher cipher = Cipher.getInstance("DES/CBC/PKCS5Padding");
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DESKeySpec desKeySpec = new DESKeySpec(key.getBytes(StandardCharsets.UTF_8));
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SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("DES");
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SecretKey secretKey = keyFactory.generateSecret(desKeySpec);
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IvParameterSpec iv = new IvParameterSpec(key.getBytes(StandardCharsets.UTF_8));
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cipher.init(Cipher.ENCRYPT_MODE, secretKey, iv);
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return java.util.Base64.getEncoder().encodeToString(cipher.doFinal(message.getBytes(StandardCharsets.UTF_8)));
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}
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}
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