module App.RR where

type InputParameter
  = { valid :: Boolean
    , value :: String
    }

type RecordType   = String
type RecordTarget = String
type RecordName   = String

-- These should be integers, but I use these values in user inputs.
type TTL      = String
type Weight   = String
type Priority = String
type Port     = String
type Protocol = String

type RRId = Int

type Modified = Boolean
type Valid    = Boolean

type RecordBase l
  = { rrtype   :: RecordType
    , rrid     :: RRId
    , modified :: Boolean
    , valid    :: Boolean
    , ttl      :: TTL
    , name     :: RecordName
    , target   :: RecordTarget
    , readonly :: Boolean
    | l
    }

-- CNAME A AAAA NS TXT
type SimpleRR l = RecordBase (|l)

type MXRR  l = RecordBase ( priority :: Priority | l)
type SRVRR l = MXRR ( protocol :: Protocol
                    , weight   :: Weight
                    , port     :: Port
                    | l)

type SOARR l
  = RecordBase ( mname   :: String
               , rname   :: String
               , serial  :: String -- Int
               , refresh :: String -- Int
               , retry   :: String -- Int
               , expire  :: String -- Int
               , minttl  :: String -- Int
               | l)

defaultResourceA :: SimpleRR ()
defaultResourceA
  = { rrid: 0, rrtype: "A", modified: false, valid: true, readonly: false
    , ttl: "200", name  : "www", target: "192.168.10.2" }

defaultResourceMX :: MXRR ()
defaultResourceMX
  = { rrid: 0, rrtype: "MX", modified: false, valid: true, readonly: false
    , ttl: "500", priority: "10", name  : "mail", target: "www" }

defaultResourceSRV :: SRVRR ()
-- RRId  Modified  Valid  Priority  Protocol Weight  Port  TTL  Domain  Value
defaultResourceSRV
  = { rrid: 0, rrtype: "SRV", modified: false, valid: true, readonly: false
    , priority: "10", protocol: "_tcp", weight: "100"
    , port: "80", ttl: "200"
    , name  : "_sip._tcp.example.com.", target: "sip.example.com." }