OpenAppServiceImpl.java
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package com.diligrp.rider.service.impl;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.diligrp.rider.common.exception.BizException;
import com.diligrp.rider.entity.OpenApp;
import com.diligrp.rider.mapper.OpenAppMapper;
import com.diligrp.rider.service.OpenAppService;
import com.diligrp.rider.util.SignUtil;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Service;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
@Service
@RequiredArgsConstructor
public class OpenAppServiceImpl implements OpenAppService {
private final OpenAppMapper openAppMapper;
private final ObjectMapper objectMapper;
private static final List<Map<String, Object>> SUPPORTED_WEBHOOK_EVENTS = List.of(
event("订单创建", "order.created", 2, "外部系统推单成功，订单进入待接单"),
event("已派单", "order.dispatched", 3, "系统自动派单或后台指派骑手"),
event("骑手接单", "order.accepted", 3, "骑手主动抢单成功"),
event("骑手到店", "order.arrived_shop", 3, "骑手到达取货点"),
event("骑手取件", "order.picking", 4, "骑手取件并开始配送"),
event("订单完成", "order.completed", 6, "订单配送完成"),
event("订单取消", "order.cancelled", 10, "订单未接单前取消"),
event("订单转单", "order.transferred", 2, "转单审核通过，订单重新待接单")
);
private static final Set<String> SUPPORTED_EVENT_VALUES = Set.of(
"*",
"order.created",
"order.dispatched",
"order.accepted",
"order.arrived_shop",
"order.picking",
"order.completed",
"order.cancelled",
"order.transferred"
);
@Override
public OpenApp create(String appName, Long cityId, Long storeId, String webhookUrl, String webhookEvents, String remark) {
if (cityId == null || cityId < 1) throw new BizException("请选择关联城市/租户");
String normalizedUrl = normalizeWebhookUrl(webhookUrl);
String normalizedEvents = normalizeWebhookEvents(webhookEvents);
OpenApp app = new OpenApp();
app.setAppName(appName);
app.setAppKey(SignUtil.generateAppKey());
app.setAppSecret(SignUtil.generateAppSecret());
app.setCityId(cityId);
app.setStoreId(storeId != null ? storeId : 0L);
app.setStatus(1);
app.setWebhookUrl(normalizedUrl);
app.setWebhookEvents(normalizedEvents);
app.setRemark(remark);
app.setCreateTime(System.currentTimeMillis() / 1000);
openAppMapper.insert(app);
return app;
}
@Override
public List<OpenApp> list(int page) {
int offset = (page - 1) * 20;
return openAppMapper.selectList(new LambdaQueryWrapper<OpenApp>()
.orderByDesc(OpenApp::getId)
.last("LIMIT " + offset + ",20"));
}
@Override
public String resetSecret(Long appId) {
OpenApp app = openAppMapper.selectById(appId);
if (app == null) throw new BizException("应用不存在");
String newSecret = SignUtil.generateAppSecret();
openAppMapper.update(null, new LambdaUpdateWrapper<OpenApp>()
.eq(OpenApp::getId, appId)
.set(OpenApp::getAppSecret, newSecret));
return newSecret;
}
@Override
public void setStatus(Long appId, int status) {
openAppMapper.update(null, new LambdaUpdateWrapper<OpenApp>()
.eq(OpenApp::getId, appId)
.set(OpenApp::getStatus, status));
}
@Override
public void updateWebhook(Long appId, String webhookUrl, String webhookEvents) {
OpenApp app = openAppMapper.selectById(appId);
if (app == null) throw new BizException("应用不存在");
String normalizedUrl = normalizeWebhookUrl(webhookUrl);
String normalizedEvents = normalizeWebhookEvents(webhookEvents);
openAppMapper.update(null, new LambdaUpdateWrapper<OpenApp>()
.eq(OpenApp::getId, appId)
.set(OpenApp::getWebhookUrl, normalizedUrl)
.set(OpenApp::getWebhookEvents, normalizedEvents));
}
@Override
public List<Map<String, Object>> supportedWebhookEvents() {
return SUPPORTED_WEBHOOK_EVENTS;
}
@Override
public OpenApp getByAppKey(String appKey) {
return openAppMapper.selectOne(new LambdaQueryWrapper<OpenApp>()
.eq(OpenApp::getAppKey, appKey)
.last("LIMIT 1"));
}
@Override
public boolean verifySign(String appKey, String timestamp, String nonce, String sign) {
OpenApp app = getByAppKey(appKey);
if (app == null || app.getStatus() != 1) return false;
return SignUtil.verify(appKey, timestamp, nonce, sign, app.getAppSecret());
}
private String normalizeWebhookUrl(String webhookUrl) {
if (webhookUrl == null || webhookUrl.isBlank()) {
return "";
}
String url = webhookUrl.trim();
try {
URI uri = new URI(url);
String scheme = uri.getScheme();
if (scheme == null || !("http".equalsIgnoreCase(scheme) || "https".equalsIgnoreCase(scheme))
|| uri.getHost() == null || uri.getHost().isBlank()) {
throw new BizException("Webhook 回调地址必须是有效的 http/https URL");
}
} catch (URISyntaxException e) {
throw new BizException("Webhook 回调地址格式错误");
}
return url;
}
private String normalizeWebhookEvents(String webhookEvents) {
if (webhookEvents == null || webhookEvents.isBlank()) {
return "[]";
}
List<String> events;
try {
events = objectMapper.readValue(webhookEvents, new TypeReference<List<String>>() {});
} catch (Exception e) {
throw new BizException("订阅事件必须是 JSON 字符串数组");
}
if (events == null || events.isEmpty()) {
return "[]";
}
LinkedHashSet<String> normalized = new LinkedHashSet<>();
for (String event : events) {
if (event == null || event.isBlank()) {
continue;
}
String value = event.trim();
if (!SUPPORTED_EVENT_VALUES.contains(value)) {
throw new BizException("不支持的 Webhook 事件：" + value);
}
normalized.add(value);
}
if (normalized.isEmpty()) {
return "[]";
}
if (normalized.contains("*")) {
normalized.clear();
normalized.add("*");
}
try {
return objectMapper.writeValueAsString(new ArrayList<>(normalized));
} catch (JsonProcessingException e) {
throw new BizException("订阅事件保存失败");
}
}
private static Map<String, Object> event(String label, String value, Integer status, String description) {
Map<String, Object> item = new LinkedHashMap<>();
item.put("label", label);
item.put("value", value);
item.put("status", status);
item.put("description", description);
return item;
}
}