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

report_single_app() {
  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 "$APP"
  local DOKKU_APP_CIDS=$(get_app_container_ids "$APP")
  if [[ -n $DOKKU_APP_CIDS ]]; then
    local cid
    for CID in $DOKKU_APP_CIDS; do
      local APP_CONTAINER_STATUS
      local DOKKU_APP_CID
      DOKKU_APP_CID=$CID
      APP_CONTAINER_STATUS=$(docker inspect -f '{{.State.Status}}' "$CID")
    done
  fi
  local flag_map=(
    "--app-dir: $APP_DIR"
    "--git-sha: $(GIT_DIR="$APP_DIR" git rev-parse --short HEAD 2> /dev/null || false)"
    "--app-cid: ${DOKKU_APP_CID:0:12}"
    "--status: $APP_CONTAINER_STATUS"
  )

  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 "$(printf "%-20s %-25s" "${key^}" "${flag#*: }")"
      done
    else
      if [[ "$use_echo" ]]; then
        echo "not deployed"
      else
        dokku_log_fail "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
    if [[ "$match" == "true" ]]; then
      [[ "$value_exists" == "true" ]] || dokku_log_fail "not deployed"
    else
      dokku_log_fail "Invalid flag passed, valid flags:${valid_flags}"
    fi
  fi
}

apps_report_cmd() {
  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 $INSTALLED_APPS; do
      report_single_app "$app" "$INFO_FLAG" | tee || true
    done
  else
    report_single_app "$APP" "$INFO_FLAG"
  fi
}

apps_report_cmd "$@"