import fs from 'fs-extra'

import {homedir, tmpdir} from 'node:os'

import path from 'node:path'

export function getConfigFilePath() {

const configDir = process.env.HMD_CLI_CONFIG_DIR ? process.env.HMD_CLI_CONFIG_DIR || '' : path.join(homedir(), '.hackmd')

const configPath = path.join(configDir, 'config.json')

if (!fs.existsSync(configDir)) {

fs.ensureFileSync(configPath)

fs.writeFileSync(configPath, JSON.stringify({}))

}

return configPath

}

export function setAccessTokenConfig(token: string) {

const configFilePath = getConfigFilePath()

const configContent = fs.readFileSync(configFilePath, 'utf8')

const newConfigFile = JSON.parse(configContent)

newConfigFile.accessToken = token

fs.writeFile(configFilePath, JSON.stringify(newConfigFile, null, 2), err => {

if (err) {

throw err

}

})

}

export function safeStdinRead() {

let result

try {

result = fs.readFileSync(process.stdin.fd).toString()

} catch {}

return result

}

// generate temporary markdown file in /tmp directory

export function temporaryMD() {

const tmpDir = tmpdir()

const filename = `temp_${Math.random().toString(36).slice(2)}.md`

const filePath = path.join(tmpDir, filename)

return filePath

}