#!/usr/bin/env node

import fs from 'fs/promises'

import { setOutput } from '@actions/core'

const eventPayload = JSON.parse(await fs.readFile(process.env.GITHUB_EVENT_PATH, 'utf8'))

// This workflow-run script does the following:

// 1. Gets an array of labels on a PR.

// 2. Finds one with the relevant search text; if none found, exits early.

// 3. Gets the version substring from the label string.

const labelText = 'sync-english-index-for-'

const labelsArray = eventPayload.pull_request.labels

// Exit early if no labels are on this PR

if (!(labelsArray && labelsArray.length)) {

process.exit(0)

}

// Find the relevant label

const searchLabel = labelsArray

.map((label) => label.name)

.find((label) => label.startsWith(labelText))

// Exit early if no relevant label is found

if (!searchLabel) {

process.exit(0)

}

// Given: sync-english-index-for-enterprise-server@3.0

// Returns: enterprise-server@3.0

const versionToSync = searchLabel.split(labelText)[1]

// Store the version so we can access it later in the workflow

setOutput('versionToSync', versionToSync)

process.exit(0)