exports.constants = constants =
  tags :
    sig : "signature"
  versions :
    sig_v1 : 1
    sig_v2 : 2
    sig_v3 : 3
  sig_prefixes :
    3 : "Keybase-Sigchain-3"
  sig_types :
    generic_binding : "generic_binding"
    web_service_binding : "web_service_binding"
    track : "track"
    auth : "auth"
    untrack : "untrack"
    revoke : "revoke"
    pgp_update : "pgp_update"
    update_passphrase_hash : "update_passphrase_hash"
    update_settings : "update_settings"
    cryptocurrency : "cryptocurrency"
    announcement : "announcement"
    subkey : "subkey"
    sibkey : "sibkey"
    device : "device"
    eldest : "eldest"
    per_user_key : "per_user_key"
    wallet :
      stellar : "wallet.stellar"
    team :
      index : "team.index"
      root : "team.root"
      new_subteam : "team.new_subteam"
      change_membership : "team.change_membership"
      rotate_key : "team.rotate_key"
      leave : "team.leave"
      subteam_head : "team.subteam_head"
      rename_subteam : "team.rename_subteam"
      invite : "team.invite"
      rename_up_pointer : "team.rename_up_pointer"
      delete_root : "team.delete_root"
      delete_subteam : "team.delete_subteam"
      delete_up_pointer : "team.delete_up_pointer"
      kbfs : "team.kbfs"
      settings : "team.settings"
      bot_settings : "team.bot_settings"
    wot :
      vouch : "wot.vouch"
      react : "wot.react"

  sig_types_v2:
    eldest : 1
    web_service_binding : 2
    track : 3
    untrack : 4
    revoke : 5
    cryptocurrency : 6
    announcement : 7
    device : 8
    web_service_binding_with_revoke : 9
    cryptocurrency_with_revoke : 10
    sibkey : 11
    subkey : 12
    pgp_update : 13
    per_user_key : 14
    team :
      index : 32
      root : 33
      new_subteam : 34
      change_membership : 35
      rotate_key : 36
      leave : 37
      subteam_head : 38
      rename_subteam : 39
      invite : 40
      rename_up_pointer : 41
      delete_root : 42
      delete_subteam : 43
      delete_up_pointer : 44
      # Note that 45 is retired; it used to be legacy_tlf_upgrade
      settings : 46
      kbfs : 47
      bot_settings: 48
    wallet :
      stellar : 15
    wot :
      vouch : 16
      vouch_with_revoke : 17
      react : 18
  sig_types_v3:
    user:
      peg : 65
    team:
      rotate_key : 81

  appkey_derivation_version :
    default : 0
    xor : 1
    hmac : 2

  ptk_types :
    reader : 0 # the standard PTK that owners, admins, writers and readers see

  proof_types :
    none : 0
    keybase : 1
    twitter : 2
    github : 3
    reddit : 4
    coinbase : 5
    hackernews : 6
    bitbucket : 7
    facebook : 8
    generic_social : 9
    generic_web_site : 1000
    dns              : 1001
    pgp              : 1002

  expire_in : 60*60*24*365*5 # 5 years....
  http_timeout : 15*1000 # give up after 15 seconds....
  generic_website_max_size : 128000 # do not download more than 128KB from generic websites
  short_id_bytes : 27
  shortest_pgp_signature : 100 # can't have a PGP signature shorter than this...
  critical_clock_skew_secs : 65*60 # if you clock is ~1 hour off, we won't accept the sig

  # Copy-pasted from Keybase for now, but they should live here...
  seq_types :
    NONE : 0
    PUBLIC : 1
    PRIVATE : 2
    SEMIPRIVATE : 3
    TEAM_HIDDEN : 17

  v_codes : # verification codes for hosted proofs
    NONE:              0
    OK:                1
    LOCAL:             2
    FOUND:             3 # It's been found in the hunt, but not proven yet

    # Retryable soft errors
    BASE_ERROR:        100
    HOST_UNREACHABLE:  101
    PERMISSION_DENIED: 103 # Since the user might fix it
    FAILED_PARSE:      106
    DNS_ERROR :        107
    AUTH_FAILED:       108
    HTTP_429:          129 # rate-limiting we can retry right away..
    HTTP_500:          150
    TIMEOUT:           160

    # Likely will result in a hard error, if repeated enough
    BASE_HARD_ERROR:   200
    NOT_FOUND:         201
    CONTENT_FAILURE:   202
    BAD_USERNAME:      203
    BAD_REMOTE_ID:     204
    TEXT_NOT_FOUND:    205
    BAD_ARGS:          206
    CONTENT_MISSING:   207
    TITLE_NOT_FOUND:   208
    SERVICE_ERROR:     209
    TOR_SKIPPED:       210
    TOR_INCOMPATIBLE:  211
    HTTP_300:          230
    HTTP_400:          240
    HTTP_OTHER:        260
    EMPTY_JSON:        270
    INVALID_JSON:      271

    # Hard final errors
    DELETED:           301
    SERVICE_DEAD:      302
    BAD_SIGNATURE:     303

  user_agent : "keybase-proofs/"

d = {}
(d[v] = k for k,v of constants.proof_types)
exports.proof_type_to_string = d