@rudderstack/workflow-engine/build/steps/base/batch/factory.js

A generic workflow execution engine

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.BatchStepExecutorFactory = void 0;
const common_1 = require("../../../common");
const errors_1 = require("../../../errors");
const default_batch_workflow_executor_1 = require("./default_batch_workflow_executor");
const simple_batch_executor_1 = require("./simple_batch_executor");
const step_executor_1 = require("./step_executor");
const factory_1 = require("../../factory");
class BatchStepExecutorFactory {
    static async create(step, options) {
        if (step.executor) {
            const executor = options.currentBindings[step.executor];
            if (typeof executor?.execute !== 'function') {
                throw new errors_1.StepCreationError(`Invalid batch executor: ${step.executor}`, step.name);
            }
            return new step_executor_1.BatchStepExecutor(step, executor);
        }
        const defaultExecutor = await this.createDefaultBatchWorkflowExecutor(step, options);
        return new step_executor_1.BatchStepExecutor(step, defaultExecutor);
    }
    static async createFilterMapExecutor(stepName, config, options) {
        const filterStep = {
            name: stepName,
            type: common_1.StepType.Simple,
            loopOverInput: true,
        };
        if (config.filter) {
            filterStep.loopCondition = config.filter;
        }
        if (config.map) {
            filterStep.template = config.map;
        }
        else {
            filterStep.identity = true;
        }
        return factory_1.StepExecutorFactory.create(filterStep, options);
    }
    static async createSimpleBatchExecutors(step, options) {
        const batches = step.batches;
        return Promise.all(batches.map(async (config) => {
            let filterMapExector;
            if (config.filter) {
                filterMapExector = await this.createFilterMapExecutor(`${step.name}-batch-${config.key}`, config, options);
            }
            return new simple_batch_executor_1.SimpleBatchExecutor(config, filterMapExector);
        }));
    }
    static async createDefaultBatchWorkflowExecutor(step, options) {
        const executors = await this.createSimpleBatchExecutors(step, options);
        return new default_batch_workflow_executor_1.DefaultBatchWorkflowExecutor(executors);
    }
}
exports.BatchStepExecutorFactory = BatchStepExecutorFactory;
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