#!/usr/bin/env bash
# Carbon-X lokal ausprobieren – Linux
# Automatisch erzeugt von Tokenstrom (tokenstrom.de).
# Aufruf: bash try_linux.sh            # Ollama (Standard)
#        MODE=hf bash try_linux.sh    # Python/transformers
set -e
cd "$(dirname "$0")"
echo "== Carbon-X =="
if command -v nvidia-smi >/dev/null 2>&1; then nvidia-smi --query-gpu=name,memory.total --format=csv,noheader;
else echo "Keine NVIDIA-GPU gefunden – läuft auf CPU (langsam)"; fi

if [ "${MODE:-ollama}" = "ollama" ]; then
  echo "== Ollama =="
  if ! command -v ollama >/dev/null 2>&1; then
    curl -fsSL https://ollama.com/install.sh | sh
  fi
  curl -s http://localhost:11434/api/tags >/dev/null 2>&1 || (ollama serve >/dev/null 2>&1 &)
  sleep 3
  ollama pull "hf.co/HuggingFaceBio/Carbon-X-GGUF"
  echo "Starte Chat – beenden mit /bye"
  exec ollama run "hf.co/HuggingFaceBio/Carbon-X-GGUF"
fi

echo "== Python / Hugging Face =="
python3 -m venv .venv-carbon-x
source .venv-carbon-x/bin/activate
pip install -q -U pip
if command -v nvidia-smi >/dev/null 2>&1; then
  pip install -q -U torch --index-url https://download.pytorch.org/whl/cu124
  pip install -q -U transformers accelerate bitsandbytes
else
  pip install -q -U torch --index-url https://download.pytorch.org/whl/cpu
  pip install -q -U transformers accelerate
fi

python3 demo.py