#!/usr/bin/env bash
# Checks that the ArtCraft-Launcher CLI is installed and refreshes upstream.json + LICENSES.
# Does NOT copy or ship the EXE into the extension package.
# Usage: scripts/fetch-cli.sh <skill-name> [cli-path]
set -euo pipefail
source "$(dirname "$0")/lib.sh"

name="${1:-}"
cli_path="${2:-}"
if [[ -z "$name" ]]; then
  echo "Aufruf: scripts/fetch-cli.sh <skill-name> [cli-path]" >&2
  exit 1
fi

ext="$SKILLS_DIR/$name/extension"
if [[ ! -f "$ext/manifest.json" ]]; then
  echo "skills/$name/extension/manifest.json fehlt." >&2
  exit 1
fi

case "$name" in
  wordcraft-mcp)
    exe_name=wordcraft-cli.exe
    default='C:/Program Files/WordCraft/wordcraft-cli.exe'
    repo='https://github.com/storytold/wordcraft'
    repo_slug='storytold/wordcraft'
    ;;
  gridcraft-mcp)
    exe_name=gridcraft-cli.exe
    default='C:/Program Files/GridCraft/gridcraft-cli.exe'
    repo='https://github.com/storytold/gridcraft'
    repo_slug='storytold/gridcraft'
    ;;
  *)
    echo "Kein CLI-Mapping fuer Skill '$name'." >&2
    exit 1
    ;;
esac

src="${cli_path:-$default}"
if [[ ! -f "$src" ]]; then
  echo "CLI fehlt: $src" >&2
  echo "Bitte WordCraft/GridCraft ueber den ArtCraft-Launcher installieren, oder Pfad als Argument angeben." >&2
  exit 1
fi

mkdir -p "$ext/server"
rm -f "$ext/server"/*.exe
if [[ ! -f "$ext/server/README.txt" ]]; then
  printf '%s\n' \
    'Diese Erweiterung enthaelt keine CLI.' \
    'Installiere die App ueber den ArtCraft-Launcher.' \
    "Erwarteter Pfad: $src" > "$ext/server/README.txt"
fi

# CLI-Ausgabe als UTF-8 lesen (kein Locale-Default wie Windows-1252).
ver_out="$(PYTHONIOENCODING=utf-8 python3 -c '
import subprocess, sys
r = subprocess.run(sys.argv[1:], capture_output=True)
sys.stdout.buffer.write(r.stdout)
sys.stdout.buffer.write(r.stderr)
' "$src" --version || true)"
if [[ ! "$ver_out" =~ [0-9]+\.[0-9]+\.[0-9]+ ]] && [[ "$name" == gridcraft-mcp ]]; then
  ver_out="$(PYTHONIOENCODING=utf-8 python3 -c '
import subprocess, sys
r = subprocess.run(sys.argv[1:], capture_output=True)
sys.stdout.buffer.write(r.stdout)
sys.stdout.buffer.write(r.stderr)
' "$src" version || true)"
fi
if [[ ! "$ver_out" =~ ([0-9]+\.[0-9]+\.[0-9]+) ]]; then
  echo "Version der CLI nicht lesbar: $ver_out" >&2
  exit 1
fi
ver="${BASH_REMATCH[1]}"

if command -v sha256sum >/dev/null 2>&1; then
  hash="$(sha256sum "$src" | awk '{print $1}')"
elif command -v shasum >/dev/null 2>&1; then
  hash="$(shasum -a 256 "$src" | awk '{print $1}')"
else
  hash="$(python3 -c "import hashlib,sys; print(hashlib.sha256(open(sys.argv[1],'rb').read()).hexdigest())" "$src")"
fi

python3 -c "
import json, sys
print(json.dumps({
  'source': 'ArtCraft-Launcher',
  'path': sys.argv[1],
  'exe': sys.argv[2],
  'version': sys.argv[3],
  'sha256': sys.argv[4],
  'repository': sys.argv[5],
  'tag': 'v' + sys.argv[3],
  'bundled': False,
}, separators=(',', ':')))
" "$src" "$exe_name" "$ver" "$hash" "$repo" > "$ext/upstream.json"
printf '\n' >> "$ext/upstream.json" || true

mkdir -p "$ext/LICENSES"
tag="v$ver"
for f in LICENSE-MIT LICENSE-APACHE NOTICE; do
  url="https://raw.githubusercontent.com/$repo_slug/$tag/$f"
  if ! curl -fsSL "$url" -o "$ext/LICENSES/$f"; then
    echo "Lizenzdatei fehlgeschlagen: $url" >&2
    exit 1
  fi
done

echo "OK  $name  $ver  (nicht gebundelt)  $src"