module.exports.copyTemplateDir = copyTemplateDir

module.exports.processFile = processFile

module.exports.readFile = readFile

module.exports.writeFile = writeFile

const fs = require('fs-extra')

async function copyTemplateDir (templatePath, targetPath) {

return new Promise((resolve, reject) => {

fs.copy(templatePath, targetPath, (error) => {

if (error) { return reject(error) }

resolve()

})

})

}

async function processFile (filePath, manipulateSourceFn) {

return new Promise((resolve, reject) => {

fs.readFile(filePath, 'utf8', (error, rawSource) => {

if (error) {

return reject(error)

}

const output = manipulateSourceFn(rawSource)

fs.writeFile(filePath, output, (error) => {

if (error) {

return reject(error)

}

resolve()

})

})

})

}

function readFile (filePath, options = 'utf-8') {

return fs.readFileSync(filePath, options)

}

function writeFile (filePath, fileSource, options = 'utf-8') {

fs.writeFileSync(filePath, fileSource, options)

}