set -euo pipefail

export PATH="$(git rev-parse --show-toplevel)/bin:$PATH"

fetch() {
    direnv fetchurl "https://github.com/bazelbuild/bazelisk/releases/download/v1.10.1/bazelisk-$1-$2" "$3"
}

case "$(uname | tr A-Z a-z)-$(uname -m)" in
    linux-x86_64)
        bzl=$(fetch linux amd64 sha256-TLU0xSzdR6YiPUWW1TDnyceFQ4qzsKSf80fpkcIQss0=);;
    linux-aarch64)
        bzl=$(fetch linux arm64 sha256-wd5oYN1PjV4uwnAJe9RtaiEblxoLizhVl4S9BR6pUKE=);;
    darwin-x86_64)
        bzl=$(fetch darwin arm64 sha256-wi1IYBRm2dOwQ8zXQFHy9CMPm59FCfCXAXyXMDqojRM=);;
    darwin-aarch64)
        bzl=$(fetch darwin arm64 sha256-5IW7+EUy0CpgsOsjxwJhC1QI3zoZkIek8rXgmVu/LVo=);;
    *)
        >&2 echo "unsupported architecture tuple $(uname | tr A-Z a-z)-$(uname -m)"
        exit 1;;
esac

chmod a+x "${bzl}"
ln -sf "${bzl}" bin/bazel