/// <summary>
/// 添加通信应用任务
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="model"></param>
/// <param name="excludeAppId"></param>
/// <returns></returns>
public bool Add <T>(T model, int excludeAppId = 0)
where T : AppNoticePostDataModel
{
bool isSuccess = true;
string postDataJsonStr = JsonConvert.SerializeObject(model);
// 此种 通信任务 - API 类型
// 注意: 通信API Name 应与 类型名称相同
// 通信API: UHub.Web.Api.xxxModel
string taskInfoName = nameof(T).Replace("Model", "");
TaskInfo taskInfo = _dbContext.TaskInfo.FirstOrDefault(m => m.Name == taskInfoName && m.TaskType == AppNoticeTask.TaskType);
if (taskInfo == null)
{
return(false);
}
List <AppInfo> appInfos = _dbContext.AppInfo.Where(m => m.ID != excludeAppId).ToList();
foreach (var app in appInfos)
{
AppNoticeTaskDataModel taskData = new AppNoticeTaskDataModel
{
AppId = app.ID,
PostData = postDataJsonStr
};
string taskDataJsonStr = JsonConvert.SerializeObject(taskData);
TaskQueue taskQueue = new TaskQueue
{
TaskInfo = taskInfo,
CreateTime = DateTime.UtcNow,
LastUpdateTime = DateTime.UtcNow,
ExecCount = 0,
ExpireTime = DateTime.UtcNow.AddMinutes(_options.TaskExpireAfter),
TaskState = TaskStateEnum.WithoutExec,
TaskData = taskDataJsonStr
};
_dbContext.TaskQueue.Add(taskQueue);
}
_dbContext.SaveChanges();
return(isSuccess);
}
protected override void DoWork(object state)
{
using (var scope = _serviceScopeFactory.CreateScope())
{
ApplicationDbContext dbContext = scope.ServiceProvider.GetRequiredService <ApplicationDbContext>();
try
{
#region 执行应用通信任务
// 遍历 TaskQueue 表，执行其中的通信任务
IList <TaskQueue> taskQueues = dbContext.TaskQueue.Include(m => m.TaskInfo)
.Where(m =>
m.TaskState != TaskStateEnum.CompletedAndSuccess &&
m.ExecCount <_options.TaskMaxExecCount &&
m.ExpireTime> DateTime.UtcNow &&
m.TaskInfo.TaskType == AppNoticeTask.TaskType
)
.OrderBy(m => m.ID).ToList();
IList <AppInfo> appInfos = dbContext.AppInfo.ToList();
foreach (var taskQueue in taskQueues)
{
TaskInfo taskInfo = taskQueue.TaskInfo;
AppNoticeTaskDataModel dataModel = JsonConvert.DeserializeObject <AppNoticeTaskDataModel>(taskQueue.TaskData);
// 根据 AppId 查出应用 baseUrl
AppInfo appInfo = appInfos.Where(m => m.ID == dataModel.AppId).FirstOrDefault();
if (appInfo == null)
{
// 此 应用已不存在
continue;
}
string appBaseUrl = appInfo?.BaseUrl;
var taskParameterModel = new AppNoticeTaskParameterModel()
{
AppUrl = appBaseUrl + "/" + taskInfo.Name,
AppSecret = appInfo.AppSecret,
PostData = dataModel.PostData
};
// 执行通信任务 - > 是否成功
bool isSuccess = taskParameterModel.Execute();
taskQueue.ExecCount = taskQueue.ExecCount + 1;
taskQueue.LastUpdateTime = DateTime.UtcNow;
if (isSuccess)
{
taskQueue.SuccessTime = DateTime.UtcNow;
taskQueue.TaskState = TaskStateEnum.CompletedAndSuccess;
}
else
{
taskQueue.TaskState = TaskStateEnum.CompletedAndFailure;
}
dbContext.TaskQueue.Update(taskQueue);
dbContext.SaveChanges();
}
#endregion
}
catch (Exception ex)
{
Console.WriteLine("数据库未创建, 任务暂时不会执行");
}
}
}
