#!/usr/bin/env bash
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Bugzilla 37848: When no TTY is available, don't output to console
have_tty=0
if [[ "$(tty)" != "not a tty" ]]; then
    have_tty=1
fi

# Bugzilla 37848: When no TTY is available, don't output to console
have_tty=0
if [[ "$(tty)" != "not a tty" ]]; then
    have_tty=1
fi

 # Only use colors if connected to a terminal
if [[ ${have_tty} -eq 1 ]]; then
  RAINBOW="
    $(printf '\033[38;5;202m')
    $(printf '\033[38;5;226m')
    $(printf '\033[38;5;082m')
    $(printf '\033[38;5;082m')
    $(printf '\033[38;5;163m')
    $(printf '\033[38;5;093m')
  "
  GREEN=$(printf '\033[32m')
  YELLOW=$(printf '\033[33m')
  BLUE=$(printf '\033[34m')
  BLUE=$(printf '\033[34m')
  RESET=$(printf '\033[0m')
else
  RAINBOW=""
  GREEN=""
  YELLOW=""
  BLUE=""
  BLUE=""
  RESET=""
fi

print_logo() {
  printf '\n\n'
  printf '%s            __  __%s         %s        %s      %s     __    %s                      %s\n' $RAINBOW $RESET
  printf '%s           /` \/` \%s         %s        %s      %s   /` \    %s   __                %s\n' $RAINBOW $RESET
  printf '%s           \ \ \/ /%s    __  __%s  __  __%s   __ __%s\ \ \____%s /\_\               %s\n' $RAINBOW $RESET
  printf '%s            \ \ , <  %s /` \/` \%s/` \/` \%s/` \/` \%s\ \ \__` %s\/` \              %s\n' $RAINBOW $RESET
  printf '%s             \ \ \ \`\%s\ \ \_\ \%s\ \_\  \%s\ \_\  \%s\ \ \L\  %s\ \ \             %s\n' $RAINBOW $RESET
  printf '%s              \ \_\ \_%s \/`____ \%s \____/ %s\ \____`%s\ \_,__/ %s\ \_\            %s\n' $RAINBOW $RESET
  printf '%s               \/_/\/_/%s `/___/> \%s/___/   %s\/___/  %s\/___/   %s\/_/            %s\n' $RAINBOW $RESET
  printf '%s                        %s   /\___/ %s        %s         %s           %s            %s\n' $RAINBOW $RESET
  printf '%s                         %s  \/__\/  %s        %s         %s           %s           %s\n' $RAINBOW $RESET
  printf '\n\n'
}

print_logo