#!/bin/bash

set -euo pipefail  # Fail on errors, undefined vars, and pipeline failures

# Check if a file named uvr.toml exists
if [ ! -f uvr.toml ]; then
    echo "[X] File uvr.toml does not exist"
    if [ $# -eq 0 ]; then
        echo "[X] No script name passed: exiting"
        exit 1
    fi
    
    # Validate input is a .py file
    if [[ ! "$1" =~ \.py$ ]]; then
        echo "[X] Script must be a Python file (.py extension)"
        exit 1
    fi
    
    echo "script=$1" > uvr.toml
    echo "[OK] Created uvr.toml with script=$1"
fi

# Read and validate the script from uvr.toml
SCRIPT=$(grep -oP 'script=\K[^ ]+' uvr.toml || echo "")
if [ -z "$SCRIPT" ]; then
    echo "[X] Invalid or empty script in uvr.toml"
    exit 1
fi

# Validate script exists and is a Python file
if [ ! -f "$SCRIPT" ]; then
    echo "[X] File $SCRIPT does not exist: exiting"
    exit 1
fi

if [[ ! "$SCRIPT" =~ \.py$ ]]; then
    echo "[X] $SCRIPT is not a Python file"
    exit 1
fi

# Run the script with error handling
echo "[*] Running the script with uv run"
if ! uv run "$SCRIPT"; then
    echo "[X] Script execution failed"
    exit 1
fi