#!/bin/bash
set -e

BINARIES=(rad radicle-node radicle-httpd git-remote-rad)
REPO_ROOT=$(git rev-parse --show-toplevel)
REV=$(cat "$REPO_ROOT/tests/support/heartwood-version")
BINARY_PATH=$REPO_ROOT/tests/tmp/bin/${REV:0:7}
OS=$(uname)

show_usage() {
  echo
  echo "Installs binaries required for running e2e test suite."
  echo
  echo "USAGE:"
  echo "  install-binaries [-s|h]"
  echo
  echo "OPTIONS:"
  echo "  -s --show-path         Print the binary path, and skip installation."
  echo "  -h --help              Print this Help."
  echo
}

while [ $# -ne 0 ]; do
  case "$1" in
    --show-path | -s)
      echo "$BINARY_PATH"
      exit
      ;;
    --help | -h)
      show_usage
      exit
      ;;
  esac

done


echo
echo "Using revision $REV"
echo

mkdir -p "$BINARY_PATH"

for BINARY_NAME in "${BINARIES[@]}"
do
  if [ -x "$(command -v "$BINARY_PATH/$BINARY_NAME")" ]; then
    echo ✅ "$BINARY_NAME"
  else
    # To provide deterministic Node and Repo IDs, we need a rad CLI compiled with the --debug flag.
    if [ "$BINARY_NAME" = "rad" ]; then
      DOWNLOAD_NAME=debug/rad
    elif [ "$BINARY_NAME" = "git-remote-rad" ]; then
      DOWNLOAD_NAME=debug/git-remote-rad
    else
      DOWNLOAD_NAME=$BINARY_NAME
    fi

    case "$OS" in
      Darwin)
        echo Downloading "$BINARY_NAME" from "https://files.radicle.xyz/$REV/aarch64-apple-darwin/$DOWNLOAD_NAME"
        curl --fail -s "https://files.radicle.xyz/$REV/aarch64-apple-darwin/$DOWNLOAD_NAME" --output "$BINARY_PATH/$BINARY_NAME" || (echo "Download failed" && exit 1);;
      Linux)
        echo Downloading "$BINARY_NAME" from "https://files.radicle.xyz/$REV/x86_64-unknown-linux-musl/$DOWNLOAD_NAME"
        curl --fail -s "https://files.radicle.xyz/$REV/x86_64-unknown-linux-musl/$DOWNLOAD_NAME" --output "$BINARY_PATH/$BINARY_NAME" || (echo "Download failed" && exit 1);;
      *)       echo "There are no precompiled binaries for your OS: $OS, compile $BINARY_NAME manually and make sure it's in PATH." && exit 1 ;;
    esac

    chmod a+x "$BINARY_PATH/$BINARY_NAME"
  fi
done

RADICLE_HOME=${RAD_HOME:-"${HOME}/.radicle/bin"}

# Add a separator between binaries download and PATH instructions.
echo

if [[ ":$PATH:" != *":$BINARY_PATH:"* ]]; then
  if [[ ":$PATH:" == *":$RADICLE_HOME:"* ]]; then
    echo "⚠️  You already have a radicle bin folder in your PATH variable."
    echo
    echo "To ensure you are using the correct test binaries, run the following command:"
  else
    echo "Before running the tests, make sure your PATH variable is set up correctly by running:"
  fi

  echo " 👉 export PATH=$BINARY_PATH:\$PATH"

else
  echo "✅ $BINARY_PATH is already in your PATH variable."
fi