#!/usr/bin/env bash
# Set up FeNigma: a venv for the pip deps, plus checks for the system
# packages that can't come from pip (GTK4/libadwaita bindings, tesseract).
set -euo pipefail
cd "$(dirname "${BASH_SOURCE[0]}")"

missing=()

python3 -c "import gi; gi.require_version('Gtk', '4.0'); gi.require_version('Adw', '1')" 2>/dev/null \
    || missing+=("PyGObject (GTK4 + libadwaita bindings)")

command -v tesseract >/dev/null 2>&1 || missing+=("tesseract")

if [ "${#missing[@]}" -gt 0 ]; then
    echo "Missing system packages:"
    for m in "${missing[@]}"; do echo "  - $m"; done
    echo
    echo "These come from your distro's package manager, not pip. For example:"
    echo "  Fedora:         sudo dnf install python3-gobject gtk4 libadwaita tesseract"
    echo "  Debian/Ubuntu:  sudo apt install python3-gi gir1.2-gtk-4.0 gir1.2-adw-1 tesseract-ocr"
    echo "  Arch:           sudo pacman -S python-gobject gtk4 libadwaita tesseract"
    echo
    echo "Install those, then re-run this script."
    exit 1
fi

# --system-site-packages so the venv can still see the system-installed
# PyGObject above (pip can't build it reliably) while everything else in
# requirements.txt installs normally into the venv.
python3 -m venv --system-site-packages .venv
.venv/bin/pip install --upgrade pip
.venv/bin/pip install -r requirements.txt

echo
echo "Done. Run the app with ./run.sh"