#!/bin/bash
# Copyright (c) 2021, Xilinx
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice, this
#   list of conditions and the following disclaimer.
#
# * Redistributions in binary form must reproduce the above copyright notice,
#   this list of conditions and the following disclaimer in the documentation
#   and/or other materials provided with the distribution.
#
# * Neither the name of FINN nor the names of its
#   contributors may be used to endorse or promote products derived from
#   this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.


export HOME=/tmp/home_dir
export SHELL=/bin/bash
export LANG="en_US.UTF-8"
export LC_ALL="en_US.UTF-8"
export LANGUAGE="en_US:en"
# colorful terminal output
export PS1='\[\033[1;36m\]\u\[\033[1;31m\]@\[\033[1;32m\]\h:\[\033[1;35m\]\w\[\033[1;31m\]\$\[\033[0m\] '
export PATH=$PATH:$OHMYXILINX

YELLOW='\033[0;33m'
GREEN='\033[0;32m'
RED='\033[0;31m'
NC='\033[0m' # No Color

yecho () {
  echo -e "${YELLOW}WARNING: $1${NC}"
}

gecho () {
  echo -e "${GREEN}$1${NC}"
}

recho () {
  echo -e "${RED}ERROR: $1${NC}"
}

# qonnx
pip install --user -e ${FINN_ROOT}/deps/qonnx
# finn-experimental
pip install --user -e ${FINN_ROOT}/deps/finn-experimental
# brevitas
pip install --user -e ${FINN_ROOT}/deps/brevitas
# pyverilator
pip install --user -e ${FINN_ROOT}/deps/pyverilator

if [ -f "${FINN_ROOT}/setup.py" ];then
  # run pip install for finn
  pip install --user -e ${FINN_ROOT}
else
  recho "Unable to find FINN source code in ${FINN_ROOT}"
  recho "Ensure you have passed -v <path-to-finn-repo>:<path-to-finn-repo> to the docker run command"
  exit -1
fi

if [ -f "$VITIS_PATH/settings64.sh" ];then
  # source Vitis env.vars
  export XILINX_VITIS=$VITIS_PATH
  export XILINX_XRT=/opt/xilinx/xrt
  source $VITIS_PATH/settings64.sh
  gecho "Found Vitis at $VITIS_PATH"
  if [ -f "$XILINX_XRT/setup.sh" ];then
    # source XRT
    source $XILINX_XRT/setup.sh
    gecho "Found XRT at $XILINX_XRT"
  else
    recho "XRT not found on $XILINX_XRT, did the installation fail?"
    exit -1
  fi
else
  yecho "Unable to find $VITIS_PATH/settings64.sh"
  yecho "Functionality dependent on Vitis will not be available."
  yecho "If you need Vitis, ensure VITIS_PATH is set correctly and mounted into the Docker container."
  if [ -f "$VIVADO_PATH/settings64.sh" ];then
    # source Vivado env.vars
    export XILINX_VIVADO=$VIVADO_PATH
    source $VIVADO_PATH/settings64.sh
    gecho "Found Vivado at $VIVADO_PATH"
  else
    yecho "Unable to find $VIVADO_PATH/settings64.sh"
    yecho "Functionality dependent on Vivado will not be available."
    yecho "If you need Vivado, ensure VIVADO_PATH is set correctly and mounted into the Docker container."
  fi
fi

if [ -f "$HLS_PATH/settings64.sh" ];then
  # source Vitis HLS env.vars
  source $HLS_PATH/settings64.sh
  gecho "Found Vitis HLS at $HLS_PATH"
else
  yecho "Unable to find $HLS_PATH/settings64.sh"
  yecho "Functionality dependent on Vitis HLS will not be available."
  yecho "Please note that FINN needs at least version 2020.2 for Vitis HLS support."
  yecho "If you need Vitis HLS, ensure HLS_PATH is set correctly and mounted into the Docker container."
fi

# execute the provided command(s) as root
exec "$@"