package com.ruoyi.device.uav.controller;
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import com.dtflys.forest.exceptions.ForestNetworkException;
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import com.fasterxml.jackson.core.JsonProcessingException;
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import com.fasterxml.jackson.databind.JsonMappingException;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.github.pagehelper.util.StringUtil;
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import com.ruoyi.common.core.controller.BaseController;
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import com.ruoyi.utils.forest.UavClient;
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import io.swagger.annotations.Api;
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import io.swagger.annotations.ApiOperation;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.commons.codec.binary.StringUtils;
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import org.jetbrains.annotations.Nullable;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.http.HttpMethod;
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import org.springframework.web.bind.annotation.*;
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import javax.annotation.PostConstruct;
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import javax.crypto.Cipher;
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import javax.crypto.spec.SecretKeySpec;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.util.*;
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import org.apache.commons.codec.binary.Base64;
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import static org.springframework.http.HttpMethod.*;
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/**
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* 相机设备Controller
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*
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* @author ruoyi
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* @date 2023-01-31
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*/
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@Slf4j(topic = "uav")
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@RestController
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@RequestMapping("/device/uav")
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@Api(tags = "无人机外部接口")
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public class ArdUavController extends BaseController {
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public static final String USERNAME = "ardbailu";//用户名
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public static final String PASSWORD = "ardkj12345";//密码
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public static final String SALT = "0123456789012345";//盐
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//token 登陆后每次请求,在header中携带
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private String token;//登录成功返回的token
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private ObjectMapper om = new ObjectMapper();
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@Autowired
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private UavClient uavClient;
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@PostConstruct
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public void created() {
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this.uavLogin();
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}
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public void uavLogin() {
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String codedPassword = this.Encrypt(PASSWORD, SALT);
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String body = "{\"username\":\"" + USERNAME + "\",\"password\":\"" + codedPassword + "\"}";
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try {
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String res = uavClient.POST("login", null, body);
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Map resMap = om.readValue(res, Map.class);
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Map data = (Map) resMap.get("data");
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if (data != null) {
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this.token = (String) data.get("access_token");
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}
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} catch (ForestNetworkException e) {
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e.printStackTrace();
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} catch (JsonMappingException e) {
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throw new RuntimeException(e);
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} catch (JsonProcessingException e) {
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throw new RuntimeException(e);
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}
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}
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@GetMapping("/")
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@ApiOperation("无人机get接口")
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public Object get(@RequestParam String url, @RequestParam String data) {
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return doUavRequest(GET, url, data);
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}
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@PostMapping("/")
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@ApiOperation("无人机post接口")
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public Object post(@RequestParam String url, @RequestParam String data) {
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return doUavRequest(POST, url, data);
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}
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@DeleteMapping("/")
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@ApiOperation("无人机delete接口")
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public Object delete(@RequestParam String url, @RequestParam String data) {
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return doUavRequest(DELETE, url, data);
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}
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@Nullable
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private String doUavRequest(HttpMethod method, String url, String data) {
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String res = null;
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Method requestMethod = null;
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//获取method
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try {
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requestMethod = UavClient.class.getMethod(method.name(), String.class, String.class, String.class);
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} catch (NoSuchMethodException e) {
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e.printStackTrace();
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}
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//执行method
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try {
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res = (String) requestMethod.invoke(this.uavClient, url, this.token, data);
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} catch (InvocationTargetException e) {
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ForestNetworkException fe = (ForestNetworkException) e.getCause();
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if (fe.getStatusCode() == 401) {//token失效,重新登录
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this.uavLogin();
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}
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try {//再次调用接口
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res = (String) requestMethod.invoke(this.uavClient, url, this.token, data);
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} catch (IllegalAccessException ex) {
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throw new RuntimeException(ex);
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} catch (InvocationTargetException ex) {
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throw new RuntimeException(ex);
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}
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} catch (IllegalAccessException e) {
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throw new RuntimeException(e);
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}
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return res;
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}
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public String Encrypt(String sSrc, String sKey) {
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if (sKey == null) {
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System.out.print("Key为空null");
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return null;
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}
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// 判断Key是否为16位
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if (sKey.length() != 16) {
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System.out.print("Key长度不是16位");
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return null;
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}
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byte[] encrypted = null;
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try {
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byte[] raw = sKey.getBytes("utf-8");
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SecretKeySpec skeySpec = new SecretKeySpec(raw, "AES");
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Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");//"算法/模式/补码方式"
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cipher.init(Cipher.ENCRYPT_MODE, skeySpec);
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encrypted = cipher.doFinal(sSrc.getBytes("utf-8"));
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} catch (Exception e) {
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e.printStackTrace();
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;
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}
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return new Base64().encodeToString(encrypted);//此处使用BASE64做转码功能，同时能起到2次加密的作用。
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}
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}
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