#!/bin/sh
# Installs the nokeyvideo CLI (nkv) on Linux/macOS.
#
#   curl -fsSL https://get.nokey.video | sh
#
# Windows users: irm https://get.nokey.video/install.ps1 | iex
set -eu

BASE_URL="https://s3.eu-central-003.backblazeb2.com/moonshade-ci-artifacts/nokeyvideo/cli/latest"
INSTALL_DIR="${NKV_INSTALL_DIR:-$HOME/.local/bin}"

err() {
  echo "error: $*" >&2
  exit 1
}

command -v curl >/dev/null 2>&1 || err "curl is required"

OS="$(uname -s)"
ARCH="$(uname -m)"

case "$OS" in
  Linux)
    case "$ARCH" in
      x86_64) ASSET="nkv-linux-x64" ;;
      *) err "unsupported architecture on Linux: $ARCH (only x86_64 builds are published)" ;;
    esac
    ;;
  Darwin)
    case "$ARCH" in
      x86_64) ASSET="nkv-mac-x64" ;;
      arm64) ASSET="nkv-mac-arm64" ;;
      *) err "unsupported architecture on macOS: $ARCH" ;;
    esac
    ;;
  *)
    err "unsupported OS: $OS (Windows users: irm https://get.nokey.video/install.ps1 | iex)"
    ;;
esac

URL="${BASE_URL}/${ASSET}"

mkdir -p "$INSTALL_DIR"
TMP="$(mktemp)"
trap 'rm -f "$TMP"' EXIT

echo "Downloading nkv ($ASSET)..."
curl -fsSL "$URL" -o "$TMP"
chmod +x "$TMP"
mv "$TMP" "$INSTALL_DIR/nkv"
trap - EXIT

echo "Installed nkv to $INSTALL_DIR/nkv"

case ":$PATH:" in
  *":$INSTALL_DIR:"*) ;;
  *)
    echo
    echo "Note: $INSTALL_DIR is not on your PATH. Add it, e.g.:"
    echo "  export PATH=\"$INSTALL_DIR:\$PATH\""
    ;;
esac

if ! command -v ffmpeg >/dev/null 2>&1 || ! command -v ffprobe >/dev/null 2>&1; then
  echo
  echo "Note: nkv also requires ffmpeg/ffprobe on PATH (not installed by this script)."
fi

echo
"$INSTALL_DIR/nkv" --version 2>/dev/null || true