/* eslint-disable standard/no-callback-literal */

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module.exports = config

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var log = require('npmlog')

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var npm = require('./npm.js')

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var npmconf = require('./config/core.js')

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var fs = require('graceful-fs')

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var writeFileAtomic = require('write-file-atomic')

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var types = npmconf.defs.types

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var ini = require('ini')

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var editor = require('editor')

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var os = require('os')

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var path = require('path')

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var mkdirp = require('gentle-fs').mkdir

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var umask = require('./utils/umask')

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var usage = require('./utils/usage')

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var output = require('./utils/output')

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var noProgressTillDone = require('./utils/no-progress-while-running').tillDone

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config.usage = usage(

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'config',

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'npm config set <key> <value>' +

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'\nnpm config get [<key>]' +

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'\nnpm config delete <key>' +

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'\nnpm config list [--json]' +

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'\nnpm config edit' +

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'\nnpm set <key> <value>' +

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'\nnpm get [<key>]'

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)

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config.completion = function (opts, cb) {

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var argv = opts.conf.argv.remain

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if (argv[1] !== 'config') argv.unshift('config')

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if (argv.length === 2) {

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var cmds = ['get', 'set', 'delete', 'ls', 'rm', 'edit']

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if (opts.partialWord !== 'l') cmds.push('list')

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return cb(null, cmds)

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}

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var action = argv[2]

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switch (action) {

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case 'set':

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// todo: complete with valid values, if possible.

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if (argv.length > 3) return cb(null, [])

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// fallthrough

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/* eslint no-fallthrough:0 */

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case 'get':

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case 'delete':

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case 'rm':

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return cb(null, Object.keys(types))

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case 'edit':

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case 'list':

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case 'ls':

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return cb(null, [])

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default:

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return cb(null, [])

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}

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}

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// npm config set key value

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// npm config get key

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// npm config list

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function config (args, cb) {

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var action = args.shift()

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switch (action) {

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case 'set':

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return set(args[0], args[1], cb)

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case 'get':

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return get(args[0], cb)

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case 'delete':

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case 'rm':

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case 'del':

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return del(args[0], cb)

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case 'list':

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case 'ls':

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return npm.config.get('json') ? listJson(cb) : list(cb)

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case 'edit':

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return edit(cb)

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default:

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return unknown(action, cb)

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}

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}

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function edit (cb) {

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var e = npm.config.get('editor')

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var which = npm.config.get('global') ? 'global' : 'user'

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var f = npm.config.get(which + 'config')

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if (!e) return cb(new Error('No EDITOR config or environ set.'))

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npm.config.save(which, function (er) {

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if (er) return cb(er)

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fs.readFile(f, 'utf8', function (er, data) {

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if (er) data = ''

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data = [

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';;;;',

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'; npm ' + (npm.config.get('global')

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? 'globalconfig' : 'userconfig') + ' file',

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'; this is a simple ini-formatted file',

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'; lines that start with semi-colons are comments.',

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'; read `npm help config` for help on the various options',

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';;;;',

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'',

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data

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].concat([

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';;;;',

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'; all options with default values',

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';;;;'

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]).concat(Object.keys(npmconf.defaults).reduce(function (arr, key) {

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var obj = {}

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obj[key] = npmconf.defaults[key]

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if (key === 'logstream') return arr

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return arr.concat(

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ini.stringify(obj)

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.replace(/\n$/m, '')

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.replace(/^/g, '; ')

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.replace(/\n/g, '\n; ')

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.split('\n'))

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}, []))

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.concat([''])

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.join(os.EOL)

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mkdirp(path.dirname(f), function (er) {

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if (er) return cb(er)

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writeFileAtomic(

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f,

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data,

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function (er) {

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if (er) return cb(er)

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editor(f, { editor: e }, noProgressTillDone(cb))

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}

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)

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})

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})

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})

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}

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function del (key, cb) {

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if (!key) return cb(new Error('no key provided'))

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var where = npm.config.get('global') ? 'global' : 'user'

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npm.config.del(key, where)

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npm.config.save(where, cb)

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}

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function set (key, val, cb) {

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if (key === undefined) {

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return unknown('', cb)

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}

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if (val === undefined) {

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if (key.indexOf('=') !== -1) {

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var k = key.split('=')

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key = k.shift()

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val = k.join('=')

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} else {

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val = ''

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}

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}

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key = key.trim()

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val = val.trim()

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log.info('config', 'set %j %j', key, val)

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var where = npm.config.get('global') ? 'global' : 'user'

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if (key.match(/umask/)) val = umask.fromString(val)

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npm.config.set(key, val, where)

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npm.config.save(where, cb)

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}

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function get (key, cb) {

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if (!key) return list(cb)

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if (!publicVar(key)) {

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return cb(new Error('---sekretz---'))

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}

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var val = npm.config.get(key)

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if (key.match(/umask/)) val = umask.toString(val)

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output(val)

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cb()

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}

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function sort (a, b) {

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return a > b ? 1 : -1

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}

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function publicVar (k) {

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return !(k.charAt(0) === '_' || k.indexOf(':_') !== -1)

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}

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function getKeys (data) {

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return Object.keys(data).filter(publicVar).sort(sort)

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}

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function listJson (cb) {

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const publicConf = npm.config.keys.reduce((publicConf, k) => {

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var value = npm.config.get(k)

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if (publicVar(k) &&

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// argv is not really config, it's command config

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k !== 'argv' &&

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// logstream is a Stream, and would otherwise produce circular refs

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k !== 'logstream') publicConf[k] = value

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return publicConf

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}, {})

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output(JSON.stringify(publicConf, null, 2))

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return cb()

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}

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function listFromSource (title, conf, long) {

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var confKeys = getKeys(conf)

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var msg = ''

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if (confKeys.length) {

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msg += '; ' + title + '\n'

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confKeys.forEach(function (k) {

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var val = JSON.stringify(conf[k])

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if (conf[k] !== npm.config.get(k)) {

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if (!long) return

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msg += '; ' + k + ' = ' + val + ' (overridden)\n'

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} else msg += k + ' = ' + val + '\n'

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})

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msg += '\n'

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}

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return msg

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}

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function list (cb) {

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var msg = ''

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var long = npm.config.get('long')

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var cli = npm.config.sources.cli.data

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var cliKeys = getKeys(cli)

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if (cliKeys.length) {

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msg += '; cli configs\n'

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cliKeys.forEach(function (k) {

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if (cli[k] && typeof cli[k] === 'object') return

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if (k === 'argv') return

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msg += k + ' = ' + JSON.stringify(cli[k]) + '\n'

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})

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msg += '\n'

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}

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// env configs

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msg += listFromSource('environment configs', npm.config.sources.env.data, long)

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// project config file

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var project = npm.config.sources.project

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msg += listFromSource('project config ' + project.path, project.data, long)

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// user config file

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msg += listFromSource('userconfig ' + npm.config.get('userconfig'), npm.config.sources.user.data, long)

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// global config file

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msg += listFromSource('globalconfig ' + npm.config.get('globalconfig'), npm.config.sources.global.data, long)

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// builtin config file

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var builtin = npm.config.sources.builtin || {}

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if (builtin && builtin.data) {

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msg += listFromSource('builtin config ' + builtin.path, builtin.data, long)

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}

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// only show defaults if --long

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if (!long) {

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msg += '; node bin location = ' + process.execPath + '\n' +

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'; cwd = ' + process.cwd() + '\n' +

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'; HOME = ' + process.env.HOME + '\n' +

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'; "npm config ls -l" to show all defaults.\n'

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output(msg)

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return cb()

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}

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var defaults = npmconf.defaults

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var defKeys = getKeys(defaults)

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msg += '; default values\n'

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defKeys.forEach(function (k) {

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if (defaults[k] && typeof defaults[k] === 'object') return

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var val = JSON.stringify(defaults[k])

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if (defaults[k] !== npm.config.get(k)) {

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msg += '; ' + k + ' = ' + val + ' (overridden)\n'

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} else msg += k + ' = ' + val + '\n'

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})

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msg += '\n'

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output(msg)

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return cb()

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}

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function unknown (action, cb) {

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cb('Usage:\n' + config.usage)

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}

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