#!/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-in-array() {
  declare desc="return true if value ($1) is in list (all other arguments)"

  local e
  for e in "${@:2}"; do
    [[ "$e" == "$1" ]] && return 0
  done
  return 1
}

git-set-cmd() {
  declare desc="set or clear a git property for an app"
  local cmd="git:set" argv=("$@")
  [[ ${argv[0]} == "$cmd" ]] && shift 1
  declare APP="$1" KEY="$2" VALUE="$3"
  local VALID_KEYS=("deploy-branch" "rev-env-var")
  [[ -z "$APP" ]] && dokku_log_fail "Please specify an app to run the command on"
  [[ -z "$KEY" ]] && dokku_log_fail "No key specified"

  if ! fn-in-array "$KEY" "${VALID_KEYS[@]}"; then
    dokku_log_fail "Invalid key specified, valid keys include: deploy-branch, rev-env-var"
  fi

  if [[ -n "$VALUE" ]]; then
    dokku_log_info2_quiet "Setting ${KEY} to ${VALUE}"
    fn-plugin-property-write "git" "$APP" "$KEY" "$VALUE"
  else
    dokku_log_info2_quiet "Unsetting ${KEY}"
    if [[ "$KEY" == "rev-env-var" ]]; then
      fn-plugin-property-write "git" "$APP" "$KEY" "$VALUE"
    else
      fn-plugin-property-delete "git" "$APP" "$KEY"
      if [[ "$KEY" == "enabled" ]]; then
        fn-plugin-property-destroy "git" "$APP"
      fi
    fi
  fi
}

git-set-cmd "$@"