@5minds/processcube_engine
Version:
The ProcessCube Engine. Stores and executes BPMNs.
113 lines • 5.47 kB
JavaScript
"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
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}
Object.defineProperty(o, k2, desc);
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if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
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Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
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};
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if (mod && mod.__esModule) return mod;
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if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.CustomServiceTaskInstanceHandler = void 0;
const _ = __importStar(require("lodash"));
const processcube_engine_sdk_1 = require("@5minds/processcube_engine_sdk");
const index_1 = require("../../../Contracts/index");
const AbortablePromise_1 = require("../../../Tools/AbortablePromise");
const ActivityInstanceHandler_1 = require("./ActivityInstanceHandler");
class CustomServiceTaskInstanceHandler extends ActivityInstanceHandler_1.ActivityInstanceHandler {
loggerNamespace = 'custom_service_task';
get serviceTask() {
return this.flowNode;
}
async runHandler() {
this.logger.debug(`Executing custom ServiceTask instance.`);
if (!this.serviceTask.customType) {
this.logger.debug(`ServiceTaskHandler not defined. Skipping execution.`);
this.currentToken = {};
return;
}
const containerKey = `${index_1.customServiceTaskPrefix}${this.serviceTask.customType}`;
if (!this.processInstance.getContainer().isBound(containerKey)) {
throw new processcube_engine_sdk_1.BadRequestError(`No handler for custom service task type \`${this.serviceTask.customType}\` has been registered.`, 'extension');
}
const serviceTaskHandler = this.processInstance.getContainer().get(containerKey);
await this.persistOnSuspend();
const handlerPromise = new AbortablePromise_1.AbortablePromise(async (resolve, reject) => {
try {
this.logger.debug(`Executing custom ServiceTask '${this.serviceTask.customType}'`);
const serviceTaskHandlerContext = await this.getServiceTaskHandlerContext();
const result = await serviceTaskHandler(serviceTaskHandlerContext);
this.currentToken = result;
return resolve();
}
catch (error) {
this.logger.error(error.message, {
err: error,
});
return reject(error);
}
}, { signal: this.activityHandler.abortSignal });
return handlerPromise;
}
async resumeAfterSuspend() {
return this.runHandler();
}
async getServiceTaskHandlerContext() {
const tokenHistoryParams = {
processInstanceId: this.processInstance.getProcessInstanceId(),
currentToken: this.currentToken,
currentFlowNodeId: this.serviceTask.id,
previousFlowNodeId: this.processInstance.getProcessModelFacade().getPreviousFlowNodesFor(this.serviceTask)?.pop()?.id,
};
const tokenHistory = await this.processInstance.getProcessTokenService().buildTokenHistoryForProcessInstance(tokenHistoryParams);
const dataObjectValues = this.processInstance.getDataObjectFacade().getCurrentValues();
const owner = this.processInstance.getOwner();
const identity = {
token: owner.token,
userId: owner.userId,
userToken: owner.token,
claims: owner.claims,
};
const currentFlowNodeMetadata = processcube_engine_sdk_1.FlowNodeViewModelFactory.getViewModel(this.serviceTask, {
processModelId: this.processInstance.getProcessModelId(),
processModelName: this.processInstance.getProcessModelName(),
});
return {
token: _.cloneDeep(tokenHistory),
correlationId: this.processInstance.getCorrelationId(),
correlationMetadata: this.processInstance.getCorrelationMetaData(),
dataObjects: dataObjectValues,
currentFlowNode: currentFlowNodeMetadata,
identity: identity,
processInstanceMetadata: this.processInstance.getProcessInstanceMetaData(),
previousFlowNodeId: this.processInstance.getProcessModelFacade().getPreviousFlowNodesFor(this.serviceTask)?.pop()?.id,
};
}
}
exports.CustomServiceTaskInstanceHandler = CustomServiceTaskInstanceHandler;
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