@mbc-cqrs-serverless/task
Version:
long-running task
70 lines • 3.58 kB
JavaScript
;
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var __param = (this && this.__param) || function (paramIndex, decorator) {
return function (target, key) { decorator(target, key, paramIndex); }
};
var TaskSfnEventHandler_1;
Object.defineProperty(exports, "__esModule", { value: true });
exports.TaskSfnEventHandler = void 0;
const core_1 = require("@mbc-cqrs-serverless/core");
const common_1 = require("@nestjs/common");
const core_2 = require("@nestjs/core");
const enums_1 = require("../enums");
const task_module_definition_1 = require("../task.module-definition");
const task_service_1 = require("../task.service");
const task_sfn_event_1 = require("./task.sfn.event");
let TaskSfnEventHandler = TaskSfnEventHandler_1 = class TaskSfnEventHandler {
constructor(moduleRef, taskService, eventFactory) {
this.moduleRef = moduleRef;
this.taskService = taskService;
this.eventFactory = eventFactory;
this.logger = new common_1.Logger(TaskSfnEventHandler_1.name);
}
onModuleInit() {
const enableEventSourceModule = process.env.EVENT_SOURCE_DISABLED !== 'true';
if (enableEventSourceModule) {
this.eventBus = this.moduleRef.get(core_1.EventBus, { strict: false });
}
}
async execute(event) {
this.logger.debug('executing::', event);
const taskKey = event.taskKey;
this.logger.debug('sfn task key: ', taskKey);
try {
await this.taskService.updateSubTaskStatus(taskKey, enums_1.TaskStatusEnum.PROCESSING);
const events = await this.eventFactory.transformStepFunctionTask(event);
const result = await Promise.all(events.map((event) => this.eventBus.execute(event)));
// update status completed
await this.taskService.updateSubTaskStatus(taskKey, enums_1.TaskStatusEnum.COMPLETED, {
result,
});
}
catch (error) {
// update status failed
this.logger.error(error);
await Promise.all([
this.taskService.updateSubTaskStatus(taskKey, enums_1.TaskStatusEnum.FAILED, {
error: error.stack,
}),
this.taskService.publishAlarm(event, error.stack),
]);
// throw error // continue sfn regardless of whether they would succeed or fail
}
}
};
exports.TaskSfnEventHandler = TaskSfnEventHandler;
exports.TaskSfnEventHandler = TaskSfnEventHandler = TaskSfnEventHandler_1 = __decorate([
(0, core_1.EventHandler)(task_sfn_event_1.StepFunctionTaskEvent),
__param(2, (0, common_1.Inject)(task_module_definition_1.TASK_QUEUE_EVENT_FACTORY)),
__metadata("design:paramtypes", [core_2.ModuleRef,
task_service_1.TaskService, Object])
], TaskSfnEventHandler);
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