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

cmd-nginx-show-config() {
  declare desc="display app nginx config"
  declare cmd="nginx:show-config"
  [[ "$1" == "$cmd" ]] && shift 1
  declare APP="$1"
  local proxy_type

  verify_app_name "$APP"
  proxy_type="$(plugn trigger proxy-type "$APP")"

  local DOKKU_SCHEDULER=$(get_app_scheduler "$APP")
  if [[ "$DOKKU_SCHEDULER" != "docker-local" ]] && [[ "$DOKKU_SCHEDULER" != "null" ]]; then
    plugn trigger scheduler-proxy-config "$DOKKU_SCHEDULER" "$APP" "$proxy_type"
    return $?
  fi

  if [[ "$proxy_type" != "nginx" ]]; then
    dokku_log_fail "This command is only available for apps with the nginx proxy type"
  fi

  if [[ ! -f "$DOKKU_ROOT/$APP/nginx.conf" ]]; then
    dokku_log_fail "No nginx.conf exists for $APP"
  fi

  cat "$DOKKU_ROOT/$APP/nginx.conf"
}

cmd-nginx-start() {
  declare desc="starts the nginx server"
  declare cmd="nginx:start"
  [[ "$1" == "$cmd" ]] && shift 1

  fn-plugin-property-write "nginx" "--global" "proxy-status" "started"
  fn-nginx-vhosts-nginx-init-cmd "enable"
  fn-nginx-vhosts-nginx-init-cmd "start"
}

cmd-nginx-stop() {
  declare desc="stops the nginx server"
  declare cmd="nginx:stop"
  [[ "$1" == "$cmd" ]] && shift 1

  fn-plugin-property-write "nginx" "--global" "proxy-status" "stopped"
  fn-nginx-vhosts-nginx-init-cmd "stop"
  fn-nginx-vhosts-nginx-init-cmd "disable"
}

cmd-nginx-reload() {
  declare desc="reloads the nginx server config"
  declare cmd="nginx:reload"
  [[ "$1" == "$cmd" ]] && shift 1

  local NGINX_LOCATION EXIT_CODE
  NGINX_LOCATION=$(get_nginx_location)
  if [[ -z "$NGINX_LOCATION" ]]; then
    exit 1
  fi

  set +e
  sudo "$NGINX_LOCATION" -t &>/dev/null
  EXIT_CODE=$?
  set -e
  if [[ "$EXIT_CODE" -ne "0" ]]; then
    sudo "$NGINX_LOCATION" -t
    exit "$EXIT_CODE"
  fi

  fn-nginx-vhosts-nginx-init-cmd "reload"
}

cmd-nginx-validate-config() {
  declare desc="validates and optionally cleans up invalid nginx configurations"
  declare cmd="nginx:validate-config"
  [[ "$1" == "$cmd" ]] && shift 1
  declare APP="$1" FLAG="$2"

  validate_nginx "$APP" "$FLAG"
}