startup.sh

#!/bin/bash

# Shutdown any running backend/frontend processes for a clean start
./shutdown.sh

# Startup script for AI Code Walkthrough App
# Run from the root of the project folder

set -e

BACKEND_DIR="app/backend"
FRONTEND_DIR="app/frontend"

# Copy sample.env.txt to .env files if they don't exist
echo "Setting up environment files..."
if [ -f "$BACKEND_DIR/sample.env.txt" ] && [ ! -f "$BACKEND_DIR/.env" ]; then
    cp "$BACKEND_DIR/sample.env.txt" "$BACKEND_DIR/.env"
    echo "Created $BACKEND_DIR/.env from sample.env.txt"
elif [ -f "$BACKEND_DIR/sample.env.txt" ] && [ -f "$BACKEND_DIR/.env" ]; then
    echo "$BACKEND_DIR/.env already exists, skipping copy"
fi

if [ -f "$FRONTEND_DIR/sample.env.txt" ] && [ ! -f "$FRONTEND_DIR/.env" ]; then
    cp "$FRONTEND_DIR/sample.env.txt" "$FRONTEND_DIR/.env"
    echo "Created $FRONTEND_DIR/.env from sample.env.txt"
elif [ -f "$FRONTEND_DIR/sample.env.txt" ] && [ -f "$FRONTEND_DIR/.env" ]; then
    echo "$FRONTEND_DIR/.env already exists, skipping copy"
fi

# Install backend dependencies (only backend requirements)
echo "Installing backend dependencies..."
cd "$BACKEND_DIR"
uv venv --python=3.12
source .venv/bin/activate
uv pip install --upgrade pip
uv pip install -r requirements.txt
cd -

# Install frontend dependencies (only frontend requirements)
echo "Installing frontend dependencies..."
cd "$FRONTEND_DIR"
uv venv --python python3.12
source .venv/bin/activate
uv pip install -r requirements.txt
cd -


# Start backend
echo "Starting FastAPI backend..."
cd "$BACKEND_DIR"
source .venv/bin/activate
nohup uvicorn main:app --reload > backend.log 2>&1 &
cd -


# Start frontend
echo "Starting Python Flask frontend..."
cd "$FRONTEND_DIR"
source .venv/bin/activate
nohup python app.py > frontend.log 2>&1 &
cd -

echo "App launched!"
echo "Backend: http://localhost:8000"
echo "Frontend: http://localhost:5173"