version

#!/bin/bash

# Check if WM_PROJECT_VERSION environment variable is set
if [ -z "$WM_PROJECT_VERSION" ]; then
  echo "Error: WM_PROJECT_VERSION environment variable is not set. Load environment variables of OpenFOAM first."
  exit 1
fi

# Define the header file path
HEADER_FILE="./phasicFlowCoupling/OFVersion.H"

# Determine what to write based on WM_PROJECT_VERSION
case "$WM_PROJECT_VERSION" in
  9)
    VERSION_VALUE="9"
    VERSION_STRING="9"
    ;;
  12)
    VERSION_VALUE="12"
    VERSION_STRING="12"
    ;;
  v2406)
    VERSION_VALUE="2406"
    VERSION_STRING="v2406"
    ;;
  v2412)
    VERSION_VALUE="2412"
    VERSION_STRING="v2412"
    ;;
  *)
    echo "Error: WM_PROJECT_VERSION has an unsupported value: $WM_PROJECT_VERSION"
    echo "Supported values are: 9, 12, v2406, v2412"
    exit 1
    ;;
esac

# Check if file already exists and has the correct version
if [ -f "$HEADER_FILE" ]; then
  CURRENT_VERSION=$(grep -o "FOAM_VERSION_STRING $VERSION_STRING" "$HEADER_FILE")
  if [ ! -z "$CURRENT_VERSION" ]; then
    echo "File $HEADER_FILE already exists with correct version $VERSION_STRING. No update needed."
    exit 0
  fi
fi



# Write the version to the header file
echo "/*--------------------------------*- C++ -*----------------------------------*\\" > "$HEADER_FILE"
echo "| =========                 |                                                 |" >> "$HEADER_FILE"
echo "| \\\\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |" >> "$HEADER_FILE"
echo "|  \\\\    /   O peration     | Version:  $VERSION_STRING                         |" >> "$HEADER_FILE"
echo "|   \\\\  /    A nd           | Web:      www.OpenFOAM.org                      |" >> "$HEADER_FILE"
echo "|    \\\\/     M anipulation  |                                                 |" >> "$HEADER_FILE"
echo "\\*---------------------------------------------------------------------------*/" >> "$HEADER_FILE"
echo "" >> "$HEADER_FILE"
echo "#ifndef OFVersion_H" >> "$HEADER_FILE"
echo "#define OFVersion_H" >> "$HEADER_FILE"
echo "" >> "$HEADER_FILE"
echo "#define FOAM_VERSION $VERSION_VALUE" >> "$HEADER_FILE"
echo "#define FOAM_VERSION_STRING $VERSION_STRING" >> "$HEADER_FILE"
echo "" >> "$HEADER_FILE"
echo "#endif // OFVersion_H" >> "$HEADER_FILE"

echo "Successfully created $HEADER_FILE with OpenFOAM version $VERSION_VALUE"