#!/usr/bin/env bash
source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
source "$PLUGIN_CORE_AVAILABLE_PATH/common/property-functions"
set -eo pipefail
[[ $DOKKU_TRACE ]] && set -x

fn-caddy-logs() {
  declare desc="shows the logs for the caddy container"
  declare TAIL="$1" NUM="$2"
  local dokku_logs_args=("--tail" "$NUM")

  if [[ "$TAIL" == "true" ]]; then
    dokku_logs_args+=("--follow")
  fi

  "$DOCKER_BIN" logs caddy-caddy-1 "${dokku_logs_args[@]}"
}

fn-caddy-logs-usage() {
  declare desc="logs specific usage"
  echo "Usage: dokku caddy:logs"
  echo " display recent caddy log output"
  echo ""
  echo " -n, --num NUM        # the number of lines to display"
  echo " -t, --tail           # continually stream logs"
}

fn-caddy-template-compose-file() {
  declare desc="templates out the compose file"
  declare OUTPUT_PATH="$1"
  local COMPOSE_TEMPLATE="$PLUGIN_AVAILABLE_PATH/caddy-vhosts/templates/compose.yml.sigil"

  CUSTOM_COMPOSE_TEMPLATE="$(plugn trigger caddy-template-source "$APP")"
  if [[ -n "$CUSTOM_COMPOSE_TEMPLATE" ]]; then
    COMPOSE_TEMPLATE="$CUSTOM_COMPOSE_TEMPLATE"
  fi

  local SIGIL_PARAMS=(CADDY_DATA_DIR="${DOKKU_LIB_ROOT}/data/caddy"
    CADDY_IMAGE="$(fn-caddy-computed-image)"
    CADDY_LETSENCRYPT_EMAIL="$(fn-caddy-computed-letsencrypt-email)"
    CADDY_LETSENCRYPT_SERVER="$(fn-caddy-computed-letsencrypt-server)"
    CADDY_LOG_LEVEL="$(fn-caddy-computed-log-level)"
    CADDY_POLLING_INTERVAL="$(fn-caddy-computed-polling-interval)")

  sigil -f "$COMPOSE_TEMPLATE" "${SIGIL_PARAMS[@]}" | cat -s >"$OUTPUT_PATH"
}

fn-caddy-global-image() {
  fn-plugin-property-get-default "caddy" "--global" "image" ""
}

fn-caddy-computed-image() {
  local value
  value="$(fn-caddy-global-image)"
  if [[ -z "$value" ]]; then
    value="$(grep "FROM" "$PLUGIN_AVAILABLE_PATH/caddy-vhosts/Dockerfile" | awk '{print $2}')"
  fi
  echo "$value"
}

fn-caddy-global-letsencrypt-email() {
  fn-plugin-property-get-default "caddy" "--global" "letsencrypt-email" ""
}

fn-caddy-computed-letsencrypt-email() {
  fn-caddy-global-letsencrypt-email
}

fn-caddy-global-letsencrypt-server() {
  fn-plugin-property-get-default "caddy" "--global" "letsencrypt-server" ""
}

fn-caddy-computed-letsencrypt-server() {
  local value
  value="$(fn-caddy-global-letsencrypt-server)"
  if [[ -z "$value" ]]; then
    value="https://acme-v02.api.letsencrypt.org/directory"
  fi
  echo "$value"
}

fn-caddy-global-log-level() {
  fn-plugin-property-get-default "caddy" "--global" "log-level" ""
}

fn-caddy-computed-log-level() {
  local value
  value="$(fn-caddy-global-log-level)"
  if [[ -z "$value" ]]; then
    value="ERROR"
  fi
  echo "${value^^}"
}

fn-caddy-global-polling-interval() {
  fn-plugin-property-get-default "caddy" "--global" "polling-interval" ""
}

fn-caddy-computed-polling-interval() {
  local value
  value="$(fn-caddy-global-polling-interval)"
  if [[ -z "$value" ]]; then
    value="5s"
  fi
  echo "$value"
}

fn-caddy-tls-internal() {
  declare APP="$1"
  fn-plugin-property-get-default "caddy" "$APP" "tls-internal" ""
}

fn-caddy-computed-tls-internal() {
  declare APP="$1"
  local value
  value="$(fn-caddy-tls-internal "$APP")"
  if [[ -z "$value" ]]; then
    value="$(fn-caddy-global-tls-internal)"
  fi
  if [[ -z "$value" ]]; then
    value="false"
  fi
  echo "$value"
}

fn-caddy-global-tls-internal() {
  fn-plugin-property-get-default "caddy" "--global" "tls-internal" ""
}