#!/usr/bin/env bash
set -euo pipefail

echo "[uninstall] Starting pkgmgr uninstall..."

VENV_DIR="${HOME}/.venvs/pkgmgr"

# ------------------------------------------------------------
# Remove virtual environment
# ------------------------------------------------------------
echo "[uninstall] Removing global user virtual environment if it exists..."
if [[ -d "$VENV_DIR" ]]; then
    rm -rf "$VENV_DIR"
    echo "[uninstall] Removed: $VENV_DIR"
else
    echo "[uninstall] No venv found at: $VENV_DIR"
fi

# ------------------------------------------------------------
# Remove auto-activation lines from shell RC files
# ------------------------------------------------------------
RC_PATTERN='\.venvs\/pkgmgr\/bin\/activate"; if \[ -n "\$${PS1:-}" \]; then echo "Global Python virtual environment '\''~\/\.venvs\/pkgmgr'\'' activated."; fi; fi'

echo "[uninstall] Cleaning up ~/.bashrc and ~/.zshrc entries..."
for rc in "$HOME/.bashrc" "$HOME/.zshrc"; do
    if [[ -f "$rc" ]]; then
        sed -i "/$RC_PATTERN/d" "$rc"
        echo "[uninstall] Cleaned $rc"
    else
        echo "[uninstall] File not found: $rc (skipped)"
    fi
done

echo "[uninstall] Done. Restart your shell (or run 'exec bash' or 'exec zsh') to apply changes."