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hertzbeat/alerter/src/main/java/com/usthe/alert/controller/AlertsController.java
2022-04-21 22:04:15 +08:00

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package com.usthe.alert.controller;
import com.usthe.alert.dto.AlertSummary;
import com.usthe.common.entity.alerter.Alert;
import com.usthe.alert.service.AlertService;
import com.usthe.common.entity.dto.Message;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Sort;
import org.springframework.data.jpa.domain.Specification;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import javax.persistence.criteria.CriteriaBuilder;
import javax.persistence.criteria.Predicate;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import static org.springframework.http.MediaType.APPLICATION_JSON_VALUE;
/**
* Alarm Management API 告警管理API
*
* @author tom
* @date 2021/12/9 10:32
*/
@Api(tags = "Alarm Manage Batch API | 告警批量管理API")
@RestController
@RequestMapping(path = "/alerts", produces = {APPLICATION_JSON_VALUE})
public class AlertsController {
@Autowired
private AlertService alertService;
@GetMapping
@ApiOperation(value = "Get a list of alarm information based on query filter items", notes = "根据查询过滤项获取告警信息列表")
public ResponseEntity<Message<Page<Alert>>> getAlerts(
@ApiParam(value = "en: Alarm ID List,zh: 告警IDS", example = "6565466456") @RequestParam(required = false) List<Long> ids,
@ApiParam(value = "en: Alarm monitor object ID,zh: 告警监控对象ID", example = "6565463543") @RequestParam(required = false) Long monitorId,
@ApiParam(value = "en: Alarm level,zh: 告警级别", example = "6565463543") @RequestParam(required = false) Byte priority,
@ApiParam(value = "en: Alarm Status,zh: 告警状态", example = "6565463543") @RequestParam(required = false) Byte status,
@ApiParam(value = "en: Alarm content fuzzy query,zh:告警内容模糊查询", example = "linux") @RequestParam(required = false) String content,
@ApiParam(value = "en: Sort field, default id,zh: 排序字段默认id", example = "name") @RequestParam(defaultValue = "id") String sort,
@ApiParam(value = "en: Sort Type,zh: 排序方式asc:升序desc:降序", example = "desc") @RequestParam(defaultValue = "desc") String order,
@ApiParam(value = "en: List current page,zh: 列表当前分页", example = "0") @RequestParam(defaultValue = "0") int pageIndex,
@ApiParam(value = "en: Number of list pagination,zh: 列表分页数量", example = "8") @RequestParam(defaultValue = "8") int pageSize) {
Specification<Alert> specification = (root, query, criteriaBuilder) -> {
List<Predicate> andList = new ArrayList<>();
if (ids != null && !ids.isEmpty()) {
CriteriaBuilder.In<Long> inPredicate = criteriaBuilder.in(root.get("id"));
for (long id : ids) {
inPredicate.value(id);
}
andList.add(inPredicate);
}
if (monitorId != null) {
Predicate predicate = criteriaBuilder.equal(root.get("monitorId"), monitorId);
andList.add(predicate);
}
if (priority != null) {
Predicate predicate = criteriaBuilder.equal(root.get("priority"), priority);
andList.add(predicate);
}
if (status != null) {
Predicate predicate = criteriaBuilder.equal(root.get("status"), status);
andList.add(predicate);
}
if (content != null && !"".equals(content)) {
Predicate predicateContent = criteriaBuilder.like(root.get("content"), "%" + content + "%");
andList.add(predicateContent);
}
Predicate[] predicates = new Predicate[andList.size()];
return criteriaBuilder.and(andList.toArray(predicates));
};
Sort sortExp = Sort.by(new Sort.Order(Sort.Direction.fromString(order), sort));
PageRequest pageRequest = PageRequest.of(pageIndex, pageSize, sortExp);
Page<Alert> alertPage = alertService.getAlerts(specification, pageRequest);
Message<Page<Alert>> message = new Message<>(alertPage);
return ResponseEntity.ok(message);
}
@DeleteMapping
@ApiOperation(value = "Delete alarms in batches", notes = "根据告警ID列表批量删除告警")
public ResponseEntity<Message<Void>> deleteAlertDefines(
@ApiParam(value = "en:Alarm List ID,zh: 告警IDs", example = "6565463543") @RequestParam(required = false) List<Long> ids) {
if (ids != null && !ids.isEmpty()) {
alertService.deleteAlerts(new HashSet<>(ids));
}
Message<Void> message = new Message<>();
return ResponseEntity.ok(message);
}
@PutMapping(path = "/status/{status}")
@ApiOperation(value = "Batch modify alarm status, set read and unread", notes = "批量修改告警状态,设置已读未读")
public ResponseEntity<Message<Void>> applyAlertDefinesStatus(
@ApiParam(value = "en:Alarm status value,zh: 告警状态值", example = "0") @PathVariable Byte status,
@ApiParam(value = "en:Alarm List IDS,zh: 告警IDS", example = "6565463543") @RequestParam(required = false) List<Long> ids) {
if (ids != null && status != null && !ids.isEmpty()) {
alertService.editAlertStatus(status, ids);
}
Message<Void> message = new Message<>();
return ResponseEntity.ok(message);
}
@GetMapping(path = "/summary")
@ApiOperation(value = "Get alarm statistics", notes = "获取告警统计信息")
public ResponseEntity<Message<AlertSummary>> getAlertsSummary() {
AlertSummary alertSummary = alertService.getAlertsSummary();
Message<AlertSummary> message = new Message<>(alertSummary);
return ResponseEntity.ok(message);
}
}