#!/usr/bin/env bash
set -e          # Exit if any return code not equals 0

ScriptRoot=$(dirname "$(readlink -f "$0")")
OriginalProgram=0
CreateDLL=0
SimpleTest=0
Archive=0

case "$1" in
"original")
    OriginalProgram=1
    ;;
"clean")
    ;;
"cprog")
    Archive=1
    ;;
"dll")
    CreateDLL=1
    Archive=1
    ;;
* | "all")
    CreateDLL=1
    SimpleTest=1
    Archive=1
    ;;
esac

export GOPATH="${ScriptRoot}:${ScriptRoot}/levmar"

export GOGC="off"
export GODEBUG="cgocheck=0"
export CGO_ENABLED=1

export GOARCH=amd64
export GOHOSTARCH=amd64
export GOHOSTOS=windows
export GOOS=windows

cd "$ScriptRoot"

cd ./src/go-pge

if [ $Archive -eq 1 ]; then
    CGO_ENABLED=1 \
    go build -o libpge.a -ldflags="-s -w " -gcflags=all="-N -l" -buildmode=c-archive \
        pge.go 

    echo "Created c-archive from go"

    gcc -x c testmulti.c -o testmulti.exe -std=c99 \
        -L. -L../../levmar/src/go-levmar/levmar-2.6 -L../../levmar/src/go-levmar/levmar-2.6/libs64 \
        -ggdb -fpic -m64 -pthread \
        -lpge -lm -llevmar -llapack -lblas -lf2c -ltmglib -lWinMM -lntdll -lWS2_32 \
        -Wno-implicit-function-declaration

    echo "Built C-Test programm"
fi

if [ $CreateDLL -eq 1 ]; then 
    gcc -shared -pthread -o go-pge.dll pge.c libpge.a -lWinMM -lntdll -lWS2_32 \
        -L../../levmar/src/go-levmar/levmar-2.6 -L../../levmar/src/go-levmar/levmar-2.6/libs64 \
        -lm -llevmar -llapack -lblas -lf2c -ltmglib 
    
    echo "Created PGE-DLL"
    cp go-pge.dll ../../
fi

if [ -f libpge.a ]; then
    rm -f libpge.a 
fi
if [ -f libpge.h ]; then
    rm -f libpge.h
fi

if [ $SimpleTest -eq 1 ]; then
	echo "Starting simple test"
	powershell -File ../../TestResults.ps1
fi

if [ $OriginalProgram -eq 1 ]; then
    cd "$ScriptRoot"
    cd "go-code/src/go-pge"
    export GOPATH="${ScriptRoot}/go-code:${ScriptRoot}:${ScriptRoot}/levmar"
    CGO_ENABLED=1 \
    go build -o go-pge.exe -ldflags="-s -w " -gcflags=all="-N -l"
    mv go-pge.exe "$ScriptRoot/src/go-pge"
    echo "Rebuilt original application"
fi