in

#! /usr/bin/env node

const {
    getStdinAsJson, 
    getSourceConfig, outputVersionToFile
} = require('./common.js');


/*
 * Main function for in script. Given a version will output
 * under targetDir to pull_request file
 */
async function doIn() {
    try {
        if (process.argv.length != 3) {
            throw new Error("No output directory specified on $1!")
        }
        
        // output directory
        let targetDir = process.argv[2]
        if (targetDir[targetDir.length - 1] != "/") {
            targetDir += "/"
        }

        // get stdin and extract the .version
        let rawJson = await getStdinAsJson()
        let version = rawJson["version"]
        if (!version) {
            throw new Error("No version inside of stdin")
        }

        outputVersionToFile(targetDir, version)
        
        // output the version to stdout
        console.log(JSON.stringify({
            version: version
        }))
    
    } catch (err) {
        console.error(err)
    }
}

doIn();