Gruntfile.js

module.exports = function (grunt) {
  require('time-grunt')(grunt)

  const config = require('./.screeps.json')

  const email = grunt.option('email') || config.email
  const token = grunt.option('token') || config.token
  const ptr = grunt.option('ptr') ? true : config.ptr
  const world = grunt.option('world') || config.world

  let server
  let worldDirectory
  switch(world) {
    case 'season':
      server = 'season'
      worldDirectory = 'screeps.com___season/'
      break
    case 'persistent':
      server = 'persistent'
      worldDirectory = 'screeps.com/'
      break
    case 'localhost':
      worldDirectory = 'localhost___21025/'
      break
    default:
      throw Error.new('unknown world')
  }

  const localDirectory = grunt.option('localDirectory') || config.localDirectory
  const grafanaApiKey = grunt.option('grafana') || config.grafanaApiKey

  grunt.loadNpmTasks('grunt-screeps')
  grunt.loadNpmTasks('grunt-contrib-clean')
  grunt.loadNpmTasks('grunt-contrib-copy')
  grunt.loadNpmTasks('grunt-file-append')
  grunt.loadNpmTasks('grunt-rsync')
  grunt.loadNpmTasks('grunt-contrib-watch')
  grunt.loadNpmTasks('grunt-gitinfo')
  grunt.loadNpmTasks('grunt-http')
  grunt.loadNpmTasks('lodash')

  var currentdate = new Date()

  grunt.initConfig({
    screeps: {
      options: {
        email: email,
        token: token,
        server: server,
        branch: '<%= gitinfo.local.branch.current.name %>',
        ptr: ptr
      },
      dist: {
        src: ['dist/*.js']
      }
    },

    // Remove all files from the dist folder.
    clean: {
      'dist': ['dist']
    },

    // Copy all source files into the dist folder, flattening the folder
    // structure by converting path delimiters to underscores.
    copy: {
      // Pushes the game code to the dist folder so it can be modified before
      // being send to the screeps server.
      screeps: {
        files: [{
          expand: true,
          cwd: 'src/',
          src: '**',
          dest: 'dist/',
          filter: 'isFile',
          rename: function (dest, src) {
            // Change the path name utilize underscores for folders.
            return dest + src.replace(/\//g, '_')
          }
        }],
      }
    },

    // Add version variable using current timestamp.
    file_append: {
      versioning: {
        files: [
          {
            append: "\nglobal.SCRIPT_VERSION = " + currentdate.getTime() + "\n",
            input: 'dist/version.js',
          }
        ]
      }
    },

    // Copy files to the folder the steam client uses to sync to the local
    // server. Use rsync so the steam client only uploads the changed files.
    rsync: {
      options: {
        args: ['--verbose', '--checksum'],
        exclude: ['.git*'],
        recursive: true
      },

      local: {
        options: {
          src: './dist/',
          dest: localDirectory + worldDirectory + '<%= gitinfo.local.branch.current.name %>'
        }
      }
    },

    http: {
      grafana: {
        options: {
          url: 'http://localhost:1337/api/annotations',
          headers: {
            'Content-Type': 'application/json',
            'Authorization': 'Bearer ' + grafanaApiKey,
          },
          method: 'POST',
          body: {
            'text': 'Deployment',
            'tags': ['deployment']
          },
          json: true,
          timeout: 2000,
        },
      }
    },

    watch: {
      scripts: {
        files: ['src/**/*.js'],
        tasks: ['local'],
        options: {
          spawn: false,
          reload: true
        },
      },
    }
  })

  grunt.registerTask('prepare', [
    'gitinfo',
    'clean',
    'copy:screeps',
    'file_append:versioning',
    'http'
  ])

  grunt.registerTask('default', [
    'prepare',
    'screeps'
  ])

  grunt.registerTask('local', [
    'prepare',
    'rsync:local'
  ])
}