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

cmd-apps-report() {
  declare desc="displays the app report for one or more apps"
  local cmd="apps:report"
  local INSTALLED_APPS=$(dokku_apps)
  local APP="$2" INFO_FLAG="$3"

  if [[ -n "$APP" ]] && [[ "$APP" == --* ]]; then
    INFO_FLAG="$APP"
    APP=""
  fi

  if [[ -z "$APP" ]] && [[ -z "$INFO_FLAG" ]]; then
    INFO_FLAG="true"
  fi

  if [[ -z "$APP" ]]; then
    for app in $INSTALLED_APPS; do
      cmd-apps-report-single "$app" "$INFO_FLAG" | tee || true
    done
  else
    cmd-apps-report-single "$APP" "$INFO_FLAG"
  fi
}

cmd-apps-report-single() {
  declare APP="$1" INFO_FLAG="$2"
  local APP_DIR="$DOKKU_ROOT/$APP"
  local use_echo
  if [[ "$INFO_FLAG" == "true" ]]; then
    use_echo=true
    INFO_FLAG=""
  fi
  verify_app_name "$APP"
  local flag_map=(
    "--app-dir: $APP_DIR"
    "--git-sha: $(GIT_DIR="$APP_DIR" git rev-parse --short HEAD 2>/dev/null || false)"
    "--deploy-source: $(: | plugn trigger deploy-source "$APP")"
    "--locked: $(apps_is_locked "$APP")"
  )

  if [[ -z "$INFO_FLAG" ]]; then
    dokku_log_info2_quiet "$APP app information"
    if (is_deployed "$APP"); then
      for flag in "${flag_map[@]}"; do
        key="$(echo "${flag#--}" | cut -f1 -d' ' | tr - ' ')"
        dokku_log_verbose "$(printf "%-30s %-25s" "${key^}" "${flag#*: }")"
      done
    else
      if [[ "$use_echo" ]]; then
        echo "not deployed"
      else
        dokku_log_exit "not deployed"
      fi
    fi
  else
    local match=false
    local value_exists=false
    for flag in "${flag_map[@]}"; do
      valid_flags="${valid_flags} $(echo "$flag" | cut -d':' -f1)"
      if [[ "$flag" == "${INFO_FLAG}:"* ]]; then
        value=${flag#*: }
        size="${#value}"
        if [[ "$size" -ne 0 ]]; then
          echo "$value" && match=true && value_exists=true
        else
          match=true
        fi
      fi
    done
    [[ "$match" == "true" ]] || dokku_log_fail "Invalid flag passed, valid flags:${valid_flags}"
    [[ "$value_exists" == "true" ]] || dokku_log_fail "not deployed"
  fi
}

apps_help_content_func() {
  declare desc="return apps plugin help content"
  cat <<help_content
    apps, [DEPRECATED] Alias for apps:list
    apps:clone <old-app> <new-app>, Clones an app
    apps:create <app>, Create a new app
    apps:destroy <app>, Permanently destroy an app
    apps:exists <app>, Checks if an app exists
    apps:list, List your apps
    apps:lock <app>, Locks an app for deployment
    apps:locked <app>, Checks if an app is locked for deployment
    apps:rename <old-app> <new-app>, Rename an app
    apps:report [<app>] [<flag>], Display report about an app
    apps:unlock <app>, Unlocks an app for deployment
help_content
}

apps_help_cmd() {
  if [[ $1 == "apps:help" ]]; then
    echo -e 'Usage: dokku apps[:COMMAND]'
    echo ''
    echo 'Manage Dokku apps'
    echo ''
    echo 'Example:'
    echo ''
    echo '$ dokku apps:list'
    echo '=====> My Apps'
    echo 'example'
    echo 'example2'
    echo ''
    echo 'Additional commands:'
    apps_help_content_func | sort | column -c2 -t -s,
  elif [[ $(ps -o command= $PPID) == *"--all"* ]]; then
    apps_help_content_func
  else
    cat <<help_desc
    apps, Manage Dokku apps
help_desc
  fi
}

apps_list_cmd() {
  declare desc="lists all apps"
  local cmd="apps"
  local app

  dokku_log_info2_quiet "My Apps"
  for app in $(dokku_apps); do
    echo "$app"
  done
}

apps_is_locked() {
  declare desc="check if an app is locked"
  declare APP="$1"
  local LOCKED=false

  if [[ -f "$DOKKU_ROOT/$APP/.deploy.lock" ]]; then
    LOCKED=true
  fi

  echo "$LOCKED"
}