<commit_before>msgpack = require 'msgpack'
uuid = require 'node-uuid'
{EventEmitter2} = require 'eventemitter2'
{CycleError} = require './errors'
Workspace = require './workspace'
Worker = require './worker'
Cache = require './cache'
pool = require './pool'
util = require 'util'
scripts = require './scripts'
stats = require './stats'
_ = require './util'

# The manager creates and handles `Worker` objects.
class Manager extends EventEmitter2

  constructor: (opts = {}) ->
    @id = uuid.v1()
    @workers = {}
    @mixins = {}
    @runners = {}
    @queues = opts.queues ? ['jobs']
    @max_cache_items = opts.max_cache_items || 100
    @params = {}
    { @verbose, @flush, @slice, @host, @port } = opts
    @control = if @slice then "control_#{@slice}" else 'control'
    @opts = {}
    @done = {}
    @listeners = {}
    @triggers = {}
    @helpers = {}
    @helper_values = {}
    @task_intervals = []
    @cache = new Cache max_items: @max_cache_items
    # @diag_interval = setInterval (=> console.log @diagnostic()), 5000 # we will handle orphans differently in the future.

  # UTILITY METHODS
  # ===============

  # Print information about the state of each key
  diagnostic: ->
    log = ['Manager: ', @id, "\n"]
    for key, worker of @workers
      if worker.waiting_for
        log.push ['  [waiting] ', key, "\n"]
        for dep in worker.waiting_for
          code = if @done[dep] then 'D' else if @workers[dep] then 'A' else 'M'
          log.push ['    ', code, ' ', dep, "\n"]
      else
        log.push ['  [running] ', key, "\n"]
    _.flatten(log).join('')

  # Reset the cache and list of done keys
  reset: ->
    @cache.reset()
    @done = {}

  # API METHODS
  # ===========

  # Start running the manager. When the manager exits,
  # the callback, if provided, will be called.
  run: (@callback) ->
    @connect (err) =>
      throw err if err
      finish = =>
        # @repeat_task 'orphan', 10, => @check_for_orphans()
        @heartbeat()
        @listen()
        @emit 'ready'
      if @flush
        @db.flushdb -> finish()
      else
        finish()

  # Add a worker declaration to this manager. Declarations look like this:
  #
  #     m.worker 'prefix', 'param1', 'param2', (arg1, arg2) -> body...
  #
  # The parameters or arguments are optional. It is recommended that
  # you provide parameters. In this case, rather than using arguemnts,
  # the parameters are converted into instance variables (`@param` etc.)
  # for you in the context of the workspace.
  #
  # By registering the worker, you also create a workspace API method
  # of the same name as the worker prefix, which is a shortcut for
  # `@get(prefix, ...)`.
  worker: (prefix, params..., runner) ->
    opts = _.opts params
    opts.namespace = @default_namespace if opts.namespace == undefined
    short_prefix = prefix
    prefix = "#{opts.namespace}.#{prefix}" if opts.namespace
    @params[prefix] = params if params.length
    @opts[prefix] = opts
    @runners[prefix] = runner
    @helpers[prefix] = true if opts.helper
    Workspace.prototype[short_prefix] = (args...) -> @get short_prefix, args...

  # Declare a number of workers, all in a given namespace
  namespace: (namespace, body) ->
    @default_namespace = namespace
    body()
    @default_namespace = undefined

  # XXX XXX XXX
  input: (args...) ->
    @worker args..., -> null

  # Mix-in some external methods into the Workspace API.
  mixin: (mixins) ->
    Workspace.mixin mixins

  # Request a key from nowhere, as a seed.
  request: (key, queue, callback) ->
    if typeof(queue) == 'function'
      callback = queue
      queue = null
    queue ||= @queues[0]
    @require queue, [key], null, (err, values) =>
      value = values[0] unless err
      callback?(err, value)

  check_helpers: (key) ->
    [prefix, args...] = key.split(':')
    return undefined unless @helpers[prefix]
    value = @helper_values[key]
    return value if value != undefined
    @helper_values[key] = @run_helper(prefix, args)

  # WORKER-API METHODS
  # ==================

  run_helper: (prefix, args) ->
    _.standardize_args args
    workspace = new Worker.Workspace
    workspace[param] = args[i] for param, i in @params[prefix]
    @runners[prefix].apply workspace, args

  # Check our LRU cache to see if the given key is in it.<commit_msg>One last bug<commit_after>msgpack = require 'msgpack'
uuid = require 'node-uuid'
{EventEmitter2} = require 'eventemitter2'
{CycleError} = require './errors'
Workspace = require './workspace'
Worker = require './worker'
Cache = require './cache'
pool = require './pool'
util = require 'util'
scripts = require './scripts'
stats = require './stats'
_ = require './util'

# The manager creates and handles `Worker` objects.
class Manager extends EventEmitter2

  constructor: (opts = {}) ->
    @id = uuid.v1()
    @workers = {}
    @mixins = {}
    @runners = {}
    @queues = opts.queues ? ['jobs']
    @max_cache_items = opts.max_cache_items || 100
    @params = {}
    { @verbose, @flush, @slice, @host, @port } = opts
    @control = if @slice then "control_#{@slice}" else 'control'
    @opts = {}
    @done = {}
    @listeners = {}
    @triggers = {}
    @helpers = {}
    @helper_values = {}
    @task_intervals = []
    @cache = new Cache max_items: @max_cache_items
    # @diag_interval = setInterval (=> console.log @diagnostic()), 5000 # we will handle orphans differently in the future.

  # UTILITY METHODS
  # ===============

  # Print information about the state of each key
  diagnostic: ->
    log = ['Manager: ', @id, "\n"]
    for key, worker of @workers
      if worker.waiting_for
        log.push ['  [waiting] ', key, "\n"]
        for dep in worker.waiting_for
          code = if @done[dep] then 'D' else if @workers[dep] then 'A' else 'M'
          log.push ['    ', code, ' ', dep, "\n"]
      else
        log.push ['  [running] ', key, "\n"]
    _.flatten(log).join('')

  # Reset the cache and list of done keys
  reset: ->
    @cache.reset()
    @done = {}

  # API METHODS
  # ===========

  # Start running the manager. When the manager exits,
  # the callback, if provided, will be called.
  run: (@callback) ->
    @connect (err) =>
      throw err if err
      finish = =>
        # @repeat_task 'orphan', 10, => @check_for_orphans()
        @heartbeat()
        @listen()
        @emit 'ready'
      if @flush
        @db.flushdb -> finish()
      else
        finish()

  # Add a worker declaration to this manager. Declarations look like this:
  #
  #     m.worker 'prefix', 'param1', 'param2', (arg1, arg2) -> body...
  #
  # The parameters or arguments are optional. It is recommended that
  # you provide parameters. In this case, rather than using arguemnts,
  # the parameters are converted into instance variables (`@param` etc.)
  # for you in the context of the workspace.
  #
  # By registering the worker, you also create a workspace API method
  # of the same name as the worker prefix, which is a shortcut for
  # `@get(prefix, ...)`.
  worker: (prefix, params..., runner) ->
    opts = _.opts params
    opts.namespace = @default_namespace if opts.namespace == undefined
    short_prefix = prefix
    prefix = "#{opts.namespace}.#{prefix}" if opts.namespace
    @params[prefix] = params if params.length
    @opts[prefix] = opts
    @runners[prefix] = runner
    @helpers[prefix] = true if opts.helper
    Workspace.prototype[short_prefix] = (args...) -> @get short_prefix, args...

  # Declare a number of workers, all in a given namespace
  namespace: (namespace, body) ->
    @default_namespace = namespace
    body()
    @default_namespace = undefined

  # XXX XXX XXX
  input: (args...) ->
    @worker args..., -> null

  # Mix-in some external methods into the Workspace API.
  mixin: (mixins) ->
    Workspace.mixin mixins

  # Request a key from nowhere, as a seed.
  request: (key, queue, callback) ->
    if typeof(queue) == 'function'
      callback = queue
      queue = null
    queue ||= @queues[0]
    @require queue, [key], null, (err, values) =>
      value = values[0] unless err
      callback?(err, value)

  check_helpers: (key) ->
    [prefix, args...] = key.split(':')
    return undefined unless @helpers[prefix]
    value = @helper_values[key]
    return value if value != undefined
    @helper_values[key] = @run_helper(prefix, args)

  # WORKER-API METHODS
  # ==================

  run_helper: (prefix, args) ->
    _.standardize_args args
    workspace = new Worker.Workspace
    workspace[param] = args[i] for param, i in (@params[prefix] ? [])
    @runners[prefix].apply workspace, args

  # Check our LRU cache to see if the given key is in it.
{'fraction_non_alphanumeric': 0.1458477908859588, 'fraction_numerical': 0.004395095998149434, 'mean_word_length': 2.8042234931808183, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 43, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '1156867', 'n_tokens_mistral': 2707, 'n_tokens_neox': 2640, 'n_words': 879}