#!/usr/bin/env sh
set -eu

SCRIPT_DIR=$(CDPATH= cd -- "$(dirname -- "$0")" && pwd)
TOOLKIT_DIR=$(CDPATH= cd -- "$SCRIPT_DIR/.." && pwd)
INSTALL_DIR=${GSP_INSTALL_DIR:-"$HOME/.gsp/bin"}
TARGET="$INSTALL_DIR/gsp"

mkdir -p "$INSTALL_DIR"

(
  cd "$TOOLKIT_DIR"
  go build -o "$TARGET" ./cmd/gsp
)

chmod +x "$TARGET"

echo "Installed gsp to $TARGET"
case ":$PATH:" in
  *":$INSTALL_DIR:"*) ;;
  *)
    echo "Add this to your shell profile if gsp is not found:"
    echo "export PATH=\"$INSTALL_DIR:\$PATH\""
    ;;
esac

"$TARGET" version