@5minds/processcube_engine
Version:
The ProcessCube Engine. Stores and executes BPMNs.
199 lines • 11 kB
JavaScript
"use strict";
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 __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.SendTaskInstanceHandler = void 0;
const dayjs_1 = __importDefault(require("dayjs"));
const inversify_1 = require("inversify");
const lodash_1 = require("lodash");
const processcube_engine_sdk_1 = require("@5minds/processcube_engine_sdk");
const FlowNodeInstance_1 = require("../../../Contracts/InternalDataModels/FlowNodeInstance");
const FlowNodeInstanceAdapter_1 = require("../../../Tools/DatabaseAdaptersSequelize/FlowNodeInstanceAdapter");
const EventMiddlewareHandler_1 = require("../../../Tools/EventMiddlewareHandler");
const MessageEventService_1 = require("../../MessageEventService");
const ProcessInstance_1 = require("../../ProcessInstance");
const ActivityHandler_1 = require("./ActivityHandler");
const ActivityInstanceHandler_1 = require("./ActivityInstanceHandler");
let SendTaskInstanceHandler = class SendTaskInstanceHandler extends ActivityInstanceHandler_1.ActivityInstanceHandler {
messageEventService;
customCorrelationId;
loggerNamespace = 'send_task';
constructor(eventMiddlewareHandler, flowNodeInstanceDatabaseAdapter, messageEventService, activityHandler, processInstance, previousFlowNodeInstanceId, instanceContext) {
super(eventMiddlewareHandler, flowNodeInstanceDatabaseAdapter, activityHandler, processInstance, previousFlowNodeInstanceId, instanceContext);
this.messageEventService = messageEventService;
}
get sendTask() {
return this.flowNode;
}
async persistOnExit(dataObjectValues) {
await super.persistOnExit(dataObjectValues, {
type: FlowNodeInstance_1.FlowNodeInstanceDataTypes.sendTask,
eventName: this.sendTask.messageEventDefinition.name,
customCorrelationId: this.customCorrelationId,
});
}
async persistOnError(error) {
await super.persistOnError(error, {
type: FlowNodeInstance_1.FlowNodeInstanceDataTypes.sendTask,
eventName: this.sendTask.messageEventDefinition.name,
customCorrelationId: this.customCorrelationId,
});
}
async persistOnTerminate() {
await super.persistOnTerminate({
type: FlowNodeInstance_1.FlowNodeInstanceDataTypes.sendTask,
eventName: this.sendTask.messageEventDefinition.name,
customCorrelationId: this.customCorrelationId,
});
}
async runHandler() {
this.logger.debug(`Executing SendTask instance.`);
try {
this.ensureHasClaim();
this.currentToken = await this.getMessagePayload();
const messageName = this.sendTask.messageEventDefinition.name;
await this.evaluateCustomCorrelationId();
const message = {
messageReference: messageName,
correlationId: this.processInstance.getCorrelationId(),
processDefinitionId: this.processInstance.getProcessDefinitionId(),
processModelId: this.processInstance.getProcessModelId(),
embeddedProcessModelId: this.processInstance.getEmbeddedProcessModelId(),
processModelName: this.processInstance.getProcessModelName(),
processInstanceId: this.processInstance.getProcessInstanceId(),
parentProcessInstanceId: this.processInstance.getParentProcessInstance()?.getProcessInstanceId(),
flowNodeId: this.sendTask.id,
flowNodeName: this.sendTask.name,
flowNodeType: this.sendTask.bpmnType,
flowNodeLane: this.processInstance.getProcessModelFacade().getLaneForFlowNode(this.sendTask.id)?.name,
flowNodeInstanceId: this.flowNodeInstanceId,
identity: this.processInstance.getOwner(),
currentToken: this.currentToken,
eventName: this.sendTask.messageEventDefinition.name,
eventType: this.flowNode.eventType,
customCorrelationId: this.customCorrelationId,
messageChannel: this.sendTask.messageChannel,
};
const pushMessageToInternalChannel = message.messageChannel == undefined || message.messageChannel === 'internal';
if (pushMessageToInternalChannel) {
this.logger.debug(`SendTask instance now sending message ${messageName} to internal channel...`);
await this.messageEventService.throwMessage(message, true);
}
else {
this.logger.debug(`SendTask instance (ID: ${this.flowNode.id}) now sending message ${messageName} to external channel ${this.sendTask.messageChannel}...`);
}
const now = dayjs_1.default.utc().toDate();
const currentFlowNodeMetadata = processcube_engine_sdk_1.FlowNodeViewModelFactory.getViewModel(this.sendTask, {
processModelId: message.processModelId,
processModelName: message.processModelName,
});
this.logger.trace(`Posting Send Task "OnMessageTriggered" to Event Middleware: ${messageName} to external channel ${this.sendTask.messageChannel}`);
await this.postEventToEventMiddlewares((0, lodash_1.clone)({
eventType: processcube_engine_sdk_1.EngineEventType.OnMessageTriggered,
timestamp: now,
processModelId: message.processModelId,
processModelName: message.processModelName,
processDefinitionId: message.processDefinitionId,
processDefinitionHash: this.processInstance.getProcessDefinitionHash(),
flowNodeId: message.flowNodeId,
flowNodeName: message.flowNodeName,
flowNodeType: message.flowNodeType,
flowNodeLane: message.flowNodeLane,
flowNodeInstanceId: this.flowNodeInstanceId,
processInstanceId: message.processInstanceId,
parentProcessInstanceId: message.parentProcessInstanceId,
correlationId: message.correlationId,
currentFlowNode: currentFlowNodeMetadata,
logLevel: processcube_engine_sdk_1.LogLevel.debug,
tokenPayload: this.currentToken,
messageChannel: message.messageChannel,
}));
this.logger.debug('Done.');
}
catch (error) {
let errorMessageToLog;
if (error.category) {
errorMessageToLog = `Failure in ${error.category}: Failed to send message: ${error.message.replace(`Failure in ${error.category}: `, '')}`;
}
else {
errorMessageToLog = `Failed to send message: ${error.message}`;
}
this.logger.error(errorMessageToLog, {
correlationId: this.processInstance.getCorrelationId(),
processInstanceId: this.processInstance.getProcessInstanceId(),
flowNodeInstanceId: this.flowNodeInstanceId,
flowNodeId: this.sendTask.id,
});
this.currentToken = {};
throw error;
}
}
async evaluateCustomCorrelationId() {
if (!this.sendTask.customCorrelationId) {
return;
}
try {
this.customCorrelationId = await this.processInstance.executeRuntimeExpression({
expression: `\`${this.sendTask.customCorrelationId}\``,
currentFlowNode: this.sendTask,
currentToken: this.currentToken,
previousFlowNode: this.processInstance.getProcessModelFacade().getPreviousFlowNodesFor(this.flowNode)?.pop(),
allowNonObjectResults: true,
});
}
catch (error) {
const errorToThrow = new processcube_engine_sdk_1.BadRequestError(`SendTask configuration for customCorrelationId is invalid.`, error.category);
errorToThrow.additionalInformation = {
customCorrelationId: this.sendTask.customCorrelationId,
processInstanceId: this.processInstance.getProcessInstanceId(),
correlationId: this.processInstance.getCorrelationId(),
};
this.logger.error(errorToThrow.message);
throw errorToThrow;
}
}
async getMessagePayload() {
try {
if (!this.sendTask.payload || this.sendTask.payload.trim().length === 0) {
return this.currentToken;
}
return this.executeRuntimeExpressionOnInstanceContext({
expression: this.sendTask.payload,
dataContract: this.sendTask.dataContract,
currentFlowNode: this.sendTask,
currentToken: this.currentToken,
previousFlowNode: this.processInstance.getProcessModelFacade().getPreviousFlowNodesFor(this.flowNode)?.pop(),
allowNonObjectResults: false,
});
}
catch (error) {
const errorToThrow = new processcube_engine_sdk_1.BadRequestError(`SendTask configuration for payload \`${this.sendTask.payload}\` is invalid.`, error.category);
errorToThrow.additionalInformation = {
processInstanceId: this.processInstance.getProcessInstanceId(),
correlationId: this.processInstance.getCorrelationId(),
};
this.logger.error(errorToThrow.message);
throw errorToThrow;
}
}
};
exports.SendTaskInstanceHandler = SendTaskInstanceHandler;
exports.SendTaskInstanceHandler = SendTaskInstanceHandler = __decorate([
(0, inversify_1.injectable)(),
__metadata("design:paramtypes", [EventMiddlewareHandler_1.EventMiddlewareHandler,
FlowNodeInstanceAdapter_1.FlowNodeInstanceDatabaseAdapter,
MessageEventService_1.MessageEventService,
ActivityHandler_1.ActivityHandler,
ProcessInstance_1.ProcessInstance, String, Object])
], SendTaskInstanceHandler);
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