@5minds/processcube_engine
Version:
The ProcessCube Engine. Stores and executes BPMNs.
218 lines • 12.2 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;
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};
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.IntermediateSignalThrowEventHandler = void 0;
const dayjs_1 = __importDefault(require("dayjs"));
const inversify_1 = require("inversify");
const lodash_clonedeep_1 = __importDefault(require("lodash.clonedeep"));
const processcube_engine_sdk_1 = require("@5minds/processcube_engine_sdk");
const index_1 = require("../../../Contracts/index");
const index_2 = require("../../../Tools/index");
const ProcessInstance_1 = require("../../ProcessInstance");
const SignalEventService_1 = require("../../SignalEventService");
const FlowNodeHandlerFactory_1 = require("../FlowNodeHandlerFactory");
const EventHandler_1 = require("./EventHandler");
let IntermediateSignalThrowEventHandler = class IntermediateSignalThrowEventHandler extends EventHandler_1.EventHandler {
customCorrelationId;
signalEventService;
constructor(eventMiddlewareHandler, flowNodeHandlerFactory, flowNodeInstanceDatabaseAdapter, intermediateSingalThrowEventHandler, processInstance, signalEventService) {
super(eventMiddlewareHandler, flowNodeHandlerFactory, flowNodeInstanceDatabaseAdapter, intermediateSingalThrowEventHandler, processInstance, 'signal_throw_event_handler');
this.signalEventService = signalEventService;
}
get signalThrowEvent() {
return this.flowNode;
}
async persistOnExit() {
await super.persistOnExit({
type: index_1.FlowNodeInstanceDataTypes.throwEvent,
eventName: this.signalThrowEvent.signalEventDefinition.name,
customCorrelationId: this.customCorrelationId,
});
this.publishIntermediateThrowEventTriggeredNotification();
}
async persistOnError(error) {
await super.persistOnError(error, {
type: index_1.FlowNodeInstanceDataTypes.throwEvent,
eventName: this.signalThrowEvent.signalEventDefinition?.name,
customCorrelationId: this.customCorrelationId,
});
this.publishIntermediateThrowEventTriggeredNotification();
}
async persistOnTerminate() {
await super.persistOnTerminate({
type: index_1.FlowNodeInstanceDataTypes.throwEvent,
eventName: this.signalThrowEvent.signalEventDefinition.name,
customCorrelationId: this.customCorrelationId,
});
}
async startExecution() {
this.logger.debug(`Executing SignalThrowEvent instance.`);
return this.executeHandler();
}
async executeHandler() {
try {
this.ensureHasClaim();
this.validateSignal();
this.processToken = await this.getTokenPayloadFromInputValues();
const signalName = this.signalThrowEvent.signalEventDefinition.name;
await this.evaluateCustomCorrelationId();
const signal = {
signalReference: signalName,
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.signalThrowEvent.id,
flowNodeName: this.signalThrowEvent.name,
flowNodeType: this.signalThrowEvent.bpmnType,
flowNodeLane: this.processInstance.getProcessModelFacade().getLaneForFlowNode(this.signalThrowEvent.id)?.name,
flowNodeInstanceId: this.flowNodeInstanceId,
identity: this.processInstance.getOwner(),
currentToken: this.processToken,
eventName: this.signalThrowEvent.signalEventDefinition.name,
eventType: this.flowNode.eventType,
customCorrelationId: this.customCorrelationId,
signalChannel: this.signalThrowEvent.signalChannel,
};
const pushSignalToInternalChannel = signal.signalChannel === undefined || signal.signalChannel === 'internal';
if (pushSignalToInternalChannel) {
this.logger.debug(`SignalThrowEvent instance now sending signal ${signal.signalReference} to internal channel...`);
await this.signalEventService.throwSignal(signal, true);
}
else {
this.logger.debug(`SignalThrowEvent instance now sending signal ${signal.signalReference} to external channel ${signal.signalChannel}...`);
}
const now = dayjs_1.default.utc().toDate();
const currentFlowNodeMetadata = processcube_engine_sdk_1.FlowNodeViewModelFactory.getViewModel(this.signalThrowEvent, {
processModelId: signal.processModelId,
processModelName: signal.processModelName,
});
this.logger.trace(`Posting Signal Intermediate Throw Event (ID: ${this.flowNode.id}) "OnSignalTriggered" to Event Middleware: ${signal.signalReference} to external channel ${signal.signalChannel}`);
await this.postEventToEventMiddlewares((0, lodash_clonedeep_1.default)({
eventType: processcube_engine_sdk_1.EngineEventType.OnSignalTriggered,
timestamp: now,
processModelId: signal.processModelId,
processModelName: signal.processModelName,
processDefinitionId: signal.processDefinitionId,
processDefinitionHash: this.processInstance.getProcessDefinitionHash(),
flowNodeId: signal.flowNodeId,
flowNodeName: signal.flowNodeName,
flowNodeType: signal.flowNodeType,
flowNodeLane: signal.flowNodeLane,
flowNodeInstanceId: this.flowNodeInstanceId,
processInstanceId: signal.processInstanceId,
parentProcessInstanceId: signal.parentProcessInstanceId,
correlationId: signal.correlationId,
currentFlowNode: currentFlowNodeMetadata,
logLevel: processcube_engine_sdk_1.LogLevel.debug,
tokenPayload: this.processToken,
signalChannel: signal.signalChannel,
}));
return this.processInstance.getProcessModelFacade().getNextFlowNodesFor(this.signalThrowEvent);
}
catch (error) {
let errorMessageToLog;
if (error.category) {
errorMessageToLog = `Failure in ${error.category}: Failed to send signal: ${error.message.replace(`Failure in ${error.category}: `, '')}`;
}
else {
errorMessageToLog = `Failed to send signal: ${error.message}`;
}
this.logger.error(errorMessageToLog);
this.processToken = {};
if (!error.additionalInformation) {
error.additionalInformation = {
processInstanceId: this.processInstance.getProcessInstanceId(),
correlationId: this.processInstance.getCorrelationId(),
};
}
throw error;
}
}
validateSignal() {
if (this.signalThrowEvent.signalEventDefinition?.name === undefined) {
const errorToThrow = new processcube_engine_sdk_1.BadRequestError('Intermediate Signal Throw Event does not have a signal name assigned.', 'process');
errorToThrow.additionalInformation = {
flowNodeInstanceId: this.flowNodeInstanceId,
flowNodeId: this.signalThrowEvent.id,
flowNodeName: this.signalThrowEvent.name,
processInstanceId: this.processInstance.getProcessInstanceId(),
processModelId: this.processInstance.getProcessModelId(),
embeddedProcessModelId: this.processInstance.getEmbeddedProcessModelId(),
correlationId: this.processInstance.getCorrelationId(),
};
throw errorToThrow;
}
}
async evaluateCustomCorrelationId() {
if (!this.signalThrowEvent.customCorrelationId) {
return;
}
try {
this.customCorrelationId = await this.processInstance.executeRuntimeExpression({
expression: `\`${this.signalThrowEvent.customCorrelationId}\``,
currentFlowNode: this.signalThrowEvent,
currentToken: this.processToken,
previousFlowNode: this.processInstance.getProcessModelFacade().getPreviousFlowNodesFor(this.flowNode)?.pop(),
allowNonObjectResults: true,
});
}
catch (error) {
const errorToThrow = new processcube_engine_sdk_1.BadRequestError(`SignalThrowEvent configuration for customCorrelationId is invalid!`, error.category);
errorToThrow.additionalInformation = {
customCorrelationId: this.signalThrowEvent.customCorrelationId,
processInstanceId: this.processInstance.getProcessInstanceId(),
correlationId: this.processInstance.getCorrelationId(),
};
this.logger.error(errorToThrow.message);
throw errorToThrow;
}
}
async getTokenPayloadFromInputValues() {
try {
if (!this.signalThrowEvent.inputValues || this.signalThrowEvent.inputValues.trim().length === 0) {
return this.processToken;
}
return this.processInstance.executeRuntimeExpression({
expression: this.signalThrowEvent.inputValues,
currentFlowNode: this.signalThrowEvent,
currentToken: this.processToken,
previousFlowNode: this.processInstance.getProcessModelFacade().getPreviousFlowNodesFor(this.flowNode)?.pop(),
allowNonObjectResults: true,
dataContract: this.signalThrowEvent.dataContract,
});
}
catch (error) {
const errorToThrow = new processcube_engine_sdk_1.BadRequestError(`SignalThrowEvent configuration for inputValues \`${this.signalThrowEvent.inputValues}\` is invalid!`, error.category);
errorToThrow.additionalInformation = {
processInstanceId: this.processInstance.getProcessInstanceId(),
correlationId: this.processInstance.getCorrelationId(),
};
this.logger.error(errorToThrow.message);
throw errorToThrow;
}
}
};
exports.IntermediateSignalThrowEventHandler = IntermediateSignalThrowEventHandler;
exports.IntermediateSignalThrowEventHandler = IntermediateSignalThrowEventHandler = __decorate([
(0, inversify_1.injectable)(),
__metadata("design:paramtypes", [index_2.EventMiddlewareHandler,
FlowNodeHandlerFactory_1.FlowNodeHandlerFactory,
index_2.FlowNodeInstanceDatabaseAdapter, Object, ProcessInstance_1.ProcessInstance,
SignalEventService_1.SignalEventService])
], IntermediateSignalThrowEventHandler);
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