#!/usr/bin/env sh
# shellcheck disable=SC2034
dns_mijnhost_info='mijn.host
Domains: mijn.host
Site: mijn.host
Docs: https://mijn.host/api/doc/
Options:
 MIJN_HOST_API_KEY API Key
'

########  Public functions ###################### Constants for your mijn-host API
MIJN_HOST_API="https://mijn.host/api/v2"

# Add TXT record for domain verification
dns_mijn_host_add() {
  fulldomain=$1
  txtvalue=$2

  MIJN_HOST_API_KEY="${MIJN_HOST_API_KEY:-$(_readaccountconf_mutable MIJN_HOST_API_KEY)}"
  if [ -z "$MIJN_HOST_API_KEY" ]; then
    MIJN_HOST_API_KEY=""
    _err "You haven't specified mijn-host API key yet."
    _err "Please set it and try again."
    return 1
  fi

  # Save the API key for future use
  _saveaccountconf_mutable MIJN_HOST_API_KEY "$MIJN_HOST_API_KEY"

  _debug "First detect the root zone"
  if ! _get_root "$fulldomain"; then
    _err "Invalid domain"
    return 1
  fi

  _debug _sub_domain "$_sub_domain"
  _debug _domain "$_domain"

  _debug "Add TXT record"

  # Build the payload for the API
  data="{\"type\":\"TXT\",\"name\":\"$_sub_domain\",\"value\":\"$txtvalue\",\"ttl\":120}"

  export _H1="API-Key: $MIJN_HOST_API_KEY"
  export _H2="Content-Type: application/json"

  # Construct the API URL
  api_url="$MIJN_HOST_API/domains/$_domain/dns"

  # Getting previous records
  get_response="$(_get "$api_url")"
  records=$(echo "$get_response" | _egrep_o '"records":\[.*\]' | sed 's/"records"://')

  _debug "Current records" "$records"

  # Updating the records
  updated_records=$(echo "$records" | sed -E "s/\]( *$)/,$data\]/")
  
  _debug "Updated records" "$updatedrecords"

  # data
  data="{\"records\": $updated_records}"

  _debug "json data add_dns PUT call:" "$data"

  # Use the _post method to make the API request
  response="$(_post "$data" "$api_url" "" "PUT")"

  _debug "Response to PUT dns_add" "$response"

  if ! _contains "$response" "200"; then
    _err "Error adding TXT record: $response"
    return 1
  fi

  _info "TXT record added successfully"
  return 0
}

# Remove TXT record after verification
dns_mijn_host_rm() {
  fulldomain=$1
  txtvalue=$2

  MIJN_HOST_API_KEY="${MIJN_HOST_API_KEY:-$(_readaccountconf_mutable MIJN_HOST_API_KEY)}"
  if [ -z "$MIJN_HOST_API_KEY" ]; then
    MIJN_HOST_API_KEY=""
    _err "You haven't specified mijn-host API key yet."
    return 1
  fi

  _debug "First detect the root zone"
  if ! _get_root "$fulldomain"; then
    _err "Invalid domain"
    return 1
  fi

  _debug "Removing TXT record"

  # Build the payload for the API
  export _H1="API-Key: $MIJN_HOST_API_KEY"
  export _H2="Content-Type: application/json"

  # Construct the API URL
  api_url="$MIJN_HOST_API/domains/$_domain/dns"

  # Get current records
  response="$(_get "$api_url")"
  
  _debug "Get current records response:" "$response"

  records=$(echo "$get_response" | _egrep_o '"records":\[.*\]' | sed 's/"records"://')
  
  _debug "Current records:" "$records"

  updated_records=$(echo "$updated_records" | sed -E "s/\{[^}]*\"value\":\"$txtvalue\"[^}]*\},?//g" | sed 's/,]/]/g')
  
  _debug "Updated records:" "$updated_records"

  # Build the new payload
  data="{\"records\": $updated_records}"
  
  _debug "Payload:" "$data"

  # Use the _put method to update the records
  response="$(_post "$data" "$api_url" "" "PUT")"

  _debug "Response:" "$response"

  if ! _contains "$response" "200"; then
    _err "Error updating TXT record: $response"
    return 1
  fi

  _info "TXT record removed successfully"
  return 0
}

# Helper function to detect the root zone
_get_root() {
  domain=$1

  # Get all domains
  export _H1="API-Key: $MIJN_HOST_API_KEY"
  export _H2="Content-Type: application/json"

  # Construct the API URL
  api_url="$MIJN_HOST_API/domains"

  # Get current records
  response="$(_get "$api_url")"

  if ! _contains "$response" "200"; then
    _err "Error listing domains: $response"
    return 1
  fi

  # Extract root domains from response
  rootDomains=$(echo "$response" | _egrep_o '"domain":"[^"]*"' | sed -E 's/"domain":"([^"]*)"/\1/')

  _debug "Root domains:" "$rootDomains"

  for rootDomain in $rootDomains; do
    if _contains "$domain" "$rootDomain"; then
      _domain="$rootDomain"
      _sub_domain=$(echo "$domain" | sed "s/.$rootDomain//g")
      return 0
    fi
  done

  return 1
}