106 lines
3.5 KiB
Java
106 lines
3.5 KiB
Java
package com.multictrl.common.utils;
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import cn.hutool.json.JSONObject;
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import cn.hutool.json.JSONUtil;
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import jakarta.annotation.PostConstruct;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.stereotype.Component;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.nio.charset.StandardCharsets;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* HMS健康告警工具类
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*
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* @author Sdy
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* @since 1.0.0 2026/5/10
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*/
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@Slf4j
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@Component
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public class HmsUtils {
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private static final String HMS_CONFIG_PATH = "dji/hms.json";
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private static final String ZH_FIELD = "zh";
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private static final String KEY_DELIMITER = "_";
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/**
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* 转换后的 HMS 映射：key = 第三段(如 0x1BA10004), value = 中文文本
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*/
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private static Map<String, String> hmsMap;
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@PostConstruct
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private void init() {
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hmsMap = loadAndTransformHms();
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}
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//加载并转换 HMS 配置
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private Map<String, String> loadAndTransformHms() {
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JSONObject rawJson = loadRawJson();
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if (rawJson == null || rawJson.isEmpty()) {
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log.warn("大疆 hms.json 为空或加载失败，返回空映射");
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return Collections.emptyMap();
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}
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log.info("大疆 hms.json 加载成功，原始条目数：{}", rawJson.size());
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Map<String, String> result = new HashMap<>();
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for (String key : rawJson.keySet()) {
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String[] parts = key.split(KEY_DELIMITER);
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// 格式要求：至少三段，如 "fpv_tip_0x1BA10004"
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if (parts.length < 3) {
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log.debug("跳过格式不正确的key: {}", key);
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continue;
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}
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String code = parts[2]; // 取第三段作为映射的key
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JSONObject data = rawJson.getJSONObject(key);
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if (data != null && data.containsKey(ZH_FIELD)) {
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String zhText = data.getStr(ZH_FIELD);
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if (zhText != null && !zhText.isEmpty()) {
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result.put(code, zhText);
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} else {
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log.debug("key: {} 的中文文本为空", key);
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}
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} else {
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log.debug("key: {} 缺少'zh'字段", key);
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}
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}
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log.info("转换完成，有效条目数：{}", result.size());
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return Collections.unmodifiableMap(result); // 返回只读视图，防止后续意外修改
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}
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//仅负责从 classpath 读取并解析 JSON，返回原始 JSONObject
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private JSONObject loadRawJson() {
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try (InputStream inputStream = getClass().getClassLoader().getResourceAsStream(HMS_CONFIG_PATH)) {
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if (inputStream == null) {
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log.error("资源文件不存在: {}", HMS_CONFIG_PATH);
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return null;
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}
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try (InputStreamReader reader = new InputStreamReader(inputStream, StandardCharsets.UTF_8)) {
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JSONObject json = JSONUtil.parseObj(reader);
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if (json == null) {
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log.error("解析 hms.json 结果为 null");
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}
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return json;
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}
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} catch (IOException e) {
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log.error("读取或解析 hms.json 失败", e);
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return null;
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}
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}
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/**
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* 根据 HMS 代码查找对应的中文文本
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*/
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public static String getHmsText(String code) {
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if (hmsMap.containsKey(code)) {
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return hmsMap.get(code);
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}
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return "未知错误";
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}
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}
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