#!/bin/bash -e
# $1 may be the interfaceview in AADL (optional if a file called InterfaceView.aadl is present)
# $2 is the output directory
# this script builds a unique dataview.aadl file and calls buildsupport with --gw --aadlv2 -o $2 --keep-case

# First check if an existing file is given as first argument (interface view)
# If not, check for the presence of a file called "InterfaceView.aadl".
# If no file is present or given, return an error with the command line.
if [ ! -f "$1" ]
then
    if [ -f InterfaceView.aadl ]
    then
        INTERFACEVIEW=InterfaceView.aadl
    else
        echo 'Error: interface view not found
Usage: [FORCE=1] taste-generate-skeletons [InterfaceView.aadl] [output-directory]'
        exit -1
    fi
else
    INTERFACEVIEW="$1"
    shift
fi

grep -i taste-directives.aadl "$INTERFACEVIEW" >/dev/null && {
    echo Your interface view needs to be upgraded\!
    echo Please upgrade it with:
    echo
    echo "  taste-upgrade-IF-view oldIFview newIFview"
    echo
    echo ...and use the newIFview instead.
    exit 1
}

# Second, check if an output directory is passed as second argument
if [ -z "$1" ] 
then 
    output_dir=. 
else 
    output_dir="$1" 
fi

AADL_PROPERTIES="$(taste-config --prefix)/share/config_ellidiss/TASTE_IV_Properties.aadl"

if [[ -f InterfaceView.md5 && -z $FORCE ]]
then
    before=$(cat InterfaceView.md5)
    after=$(md5sum "$INTERFACEVIEW")
    if [ "$before" == "$after" ]
    then
        echo 'Interface View has not changed, nothing to do
If you want to force generation of the skeletons anyway, type:
$ FORCE=1 taste-generate-skeletons
'
        exit 0
    fi
fi

md5sum "$INTERFACEVIEW" > InterfaceView.md5

# Detect models from Ellidiss tools v2, and convert them to 1.3
grep "version => \"2" "$INTERFACEVIEW" >/dev/null && {
   echo '[INFO] Converting interface view from V2 to V1.3'
   cp -f "$INTERFACEVIEW" "$output_dir"/__interfaceview-v2.aadl
   TASTE --load-interface-view "$output_dir"/__interfaceview-v2.aadl --export-interface-view-to-1_3 "$INTERFACEVIEW"
};

mkdir -p "$output_dir" 2>/dev/null && shift || output_dir=.
echo '[INFO] Collecting ASN.1 files'
taste-extract-asn-from-design.exe -i "$INTERFACEVIEW" -j "$output_dir"/dataview-uniq.asn
echo '[INFO] Generating AADL data view'
asn2aadlPlus "$output_dir"/dataview-uniq.asn "$output_dir"/dataview-uniq.aadl -aadlv2
asn2aadlPlus "$output_dir"/dataview-uniq.asn "$output_dir"/dataview-uniq-v1.aadl
taste-extract-asn-from-design.exe -i "$INTERFACEVIEW" -k "$output_dir"/dataview-uniq.asn
echo '[INFO] Parsing AADL and generating skeletons with buildsupport'
buildsupport -i "$INTERFACEVIEW" -d "$output_dir"/dataview-uniq.aadl --gw --aadlv2 -o "$output_dir" --keep-case "$AADL_PROPERTIES" "$@"
cp -f __interfaceview-v2.aadl "$INTERFACEVIEW" 2>/dev/null || :
rm -f "$output_dir"/dataview-uniq.asn "$output_dir"/dataview-uniq.aadl "$output_dir"/dataview-uniq-v1.aadl \
      "$output_dir"/__interfaceview-v2.aadl