#!/usr/bin/env sh
# This is intended to be used in CI only.

set -ex

echo "Setup toolchain"
toolchain=
if [ -n "$TOOLCHAIN" ]; then
  toolchain=$TOOLCHAIN
else
  toolchain=nightly
fi

if [ "$OS" = "windows" ]; then
    : "${TARGET?The TARGET environment variable must be set.}"
    rustup set profile minimal
    rustup update --force "$toolchain-$TARGET"
    rustup default "$toolchain-$TARGET"
else
    rustup set profile minimal
    rustup update --force "$toolchain"
    rustup default "$toolchain"
fi

if [ -n "$TARGET" ]; then
    echo "Install target"
    rustup target add "$TARGET"
fi

if [ -n "$INSTALL_RUST_SRC" ]; then
    echo "Install rust-src"
    rustup component add rust-src
fi

if [ "$OS" = "windows" ]; then
    if [ "$ARCH_BITS" = "i686" ]; then
        echo "Install MinGW32"
        choco install mingw --x86 --force
    fi

    echo "Find GCC libraries"
    gcc -print-search-dirs
    /usr/bin/find "C:\ProgramData\Chocolatey" -name "crt2*"
    /usr/bin/find "C:\ProgramData\Chocolatey" -name "dllcrt2*"
    /usr/bin/find "C:\ProgramData\Chocolatey" -name "libmsvcrt*"

    if [ -n "$ARCH_BITS" ]; then
        echo "Fix MinGW"
        for i in crt2.o dllcrt2.o libmingwex.a libmsvcrt.a ; do
            cp -f "/C/ProgramData/Chocolatey/lib/mingw/tools/install/mingw$ARCH_BITS/$ARCH-w64-mingw32/lib/$i" "$(rustc --print sysroot)/lib/rustlib/$TARGET/lib"
        done
    fi
fi

echo "Query rust and cargo versions"
command -v rustc
command -v cargo
command -v rustup
rustc -Vv
cargo -V
rustup -Vv
rustup show

echo "Generate lockfile"
N=5
n=0
until [ $n -ge $N ]; do
    if cargo generate-lockfile; then
        break
    fi

    n=$((n+1))
    sleep 1
done