var fs = require('fs')
var path = require('path')
var mkdirp = require('mkdirp')
var rimraf = require('rimraf')
var mr = require('npm-registry-mock')

var test = require('tap').test
var common = require('../common-tap.js')

var pkg = path.resolve(__dirname, 'dist-tag')
var server

var scoped = {
  name: '@scoped/pkg',
  version: '1.1.1'
}

function mocks (server) {
  // ls current package
  server.get('/-/package/@scoped%2fpkg/dist-tags')
    .reply(200, { latest: '1.0.0', a: '0.0.1', b: '0.5.0' })

  // ls named package
  server.get('/-/package/@scoped%2fanother/dist-tags')
    .reply(200, { latest: '2.0.0', a: '0.0.2', b: '0.6.0' })

  // add c
  server.get('/-/package/@scoped%2fanother/dist-tags')
    .reply(200, { latest: '2.0.0', a: '0.0.2', b: '0.6.0' })
  server.put('/-/package/@scoped%2fanother/dist-tags/c', '"7.7.7"')
    .reply(200, { latest: '7.7.7', a: '0.0.2', b: '0.6.0', c: '7.7.7' })

  // set same version
  server.get('/-/package/@scoped%2fanother/dist-tags')
    .reply(200, { latest: '2.0.0', b: '0.6.0' })

  // rm
  server.get('/-/package/@scoped%2fanother/dist-tags')
    .reply(200, { latest: '2.0.0', a: '0.0.2', b: '0.6.0', c: '7.7.7' })
  server.delete('/-/package/@scoped%2fanother/dist-tags/c')
    .reply(200, { c: '7.7.7' })

  // rm
  server.get('/-/package/@scoped%2fanother/dist-tags')
    .reply(200, { latest: '4.0.0' })
}

test('setup', function (t) {
  mkdirp(pkg, function (er) {
    t.ifError(er, pkg + ' made successfully')

    mr({ port: common.port, plugin: mocks }, function (er, s) {
      server = s

      fs.writeFile(
        path.join(pkg, 'package.json'),
        JSON.stringify(scoped),
        function (er) {
          t.ifError(er, 'wrote package.json')
          t.end()
        }
      )
    })
  })
})

test('npm dist-tags ls in current package', function (t) {
  common.npm(
    [
      'dist-tags', 'ls',
      '--registry', common.registry,
      '--loglevel', 'silent'
    ],
    { cwd: pkg },
    function (er, code, stdout, stderr) {
      t.ifError(er, 'npm access')
      t.notOk(code, 'exited OK')
      t.notOk(stderr, 'no error output')
      t.equal(stdout, 'a: 0.0.1\nb: 0.5.0\nlatest: 1.0.0\n')

      t.end()
    }
  )
})

test('npm dist-tags ls on named package', function (t) {
  common.npm(
    [
      'dist-tags',
      'ls', '@scoped/another',
      '--registry', common.registry,
      '--loglevel', 'silent'
    ],
    { cwd: pkg },
    function (er, code, stdout, stderr) {
      t.ifError(er, 'npm access')
      t.notOk(code, 'exited OK')
      t.notOk(stderr, 'no error output')
      t.equal(stdout, 'a: 0.0.2\nb: 0.6.0\nlatest: 2.0.0\n')

      t.end()
    }
  )
})

test('npm dist-tags add @scoped/another@7.7.7 c', function (t) {
  common.npm(
    [
      'dist-tags',
      'add', '@scoped/another@7.7.7', 'c',
      '--registry', common.registry,
      '--loglevel', 'silent'
    ],
    { cwd: pkg },
    function (er, code, stdout, stderr) {
      t.ifError(er, 'npm access')
      t.notOk(code, 'exited OK')
      t.notOk(stderr, 'no error output')
      t.equal(stdout, '+c: @scoped/another@7.7.7\n')

      t.end()
    }
  )
})

test('npm dist-tags set same version', function (t) {
  common.npm(
    [
      'dist-tag',
      'set', '@scoped/another@0.6.0', 'b',
      '--registry', common.registry,
      '--loglevel', 'warn'
    ],
    { cwd: pkg },
    function (er, code, stdout, stderr) {
      t.ifError(er, 'npm access')
      t.notOk(code, 'exited OK')
      t.equal(
        stderr,
        'npm WARN dist-tag add b is already set to version 0.6.0\n',
        'warned about setting same version'
      )
      t.notOk(stdout, 'only expecting warning message')

      t.end()
    }
  )
})

test('npm dist-tags rm @scoped/another c', function (t) {
  common.npm(
    [
      'dist-tags',
      'rm', '@scoped/another', 'c',
      '--registry', common.registry,
      '--loglevel', 'silent'
    ],
    { cwd: pkg },
    function (er, code, stdout, stderr) {
      t.ifError(er, 'npm access')
      t.notOk(code, 'exited OK')
      t.notOk(stderr, 'no error output')
      t.equal(stdout, '-c: @scoped/another@7.7.7\n')

      t.end()
    }
  )
})

test('npm dist-tags rm @scoped/another nonexistent', function (t) {
  common.npm(
    [
      'dist-tags',
      'rm', '@scoped/another', 'nonexistent',
      '--registry', common.registry,
      '--loglevel', 'silent'
    ],
    { cwd: pkg },
    function (er, code, stdout, stderr) {
      t.ifError(er, 'npm dist-tag')
      t.ok(code, 'expecting nonzero exit code')
      t.notOk(stderr, 'no error output')
      t.notOk(stdout, 'not expecting output')

      t.end()
    }
  )
})

test('cleanup', function (t) {
  t.pass('cleaned up')
  rimraf.sync(pkg)
  server.close()
  t.end()
})