#!/bin/bash

# checkout.sh - Git repository checkout/update script
# Clones or updates the itenv_web2 repository

set -euo pipefail  # Exit on error, undefined vars, pipe failures

# Jump to script directory
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd "$SCRIPT_DIR"

# Check if there is a key loaded in ssh-agent
echo "Checking SSH agent for loaded keys..."
if ! ssh-add -l >/dev/null 2>&1; then
    echo "Error: No SSH keys are loaded in ssh-agent"
    echo "Please run 'ssh-add /path/to/your/private/key' first"
    exit 1
fi
echo "SSH key found in agent"

# Check if git user.name and user.email are configured
echo "Checking Git configuration..."
git_name=$(git config --global user.name 2>/dev/null || echo "")
git_email=$(git config --global user.email 2>/dev/null || echo "")

if [[ -z "$git_name" ]]; then
    echo "Git user.name is not configured."
    read -p "Please enter your name: " input_name
    if [[ -n "$input_name" ]]; then
        git config --global user.name "$input_name"
        echo "Set user.name to: $input_name"
    else
        echo "Error: Name cannot be empty"
        exit 1
    fi
fi

if [[ -z "$git_email" ]]; then
    echo "Git user.email is not configured."
    read -p "Please enter your email: " input_email
    if [[ -n "$input_email" ]]; then
        git config --global user.email "$input_email"
        echo "Set user.email to: $input_email"
    else
        echo "Error: Email cannot be empty"
        exit 1
    fi
fi

echo "Git configuration verified"

# Create code directory if it doesn't exist
mkdir -p /root/code/git.threefold.info/ourworld_web
cd /root/code/git.threefold.info/ourworld_web

# Check if itenv_web2 directory exists
if [[ -d "itenv_web2" ]]; then
    echo "Directory itenv_web2 exists, pulling latest changes..."
    cd itenv_web2
    git pull
else
    echo "Directory itenv_web2 does not exist, cloning repository..."
    git clone git@git.threefold.info:ourworld_web/itenv_web2.git
fi

# Check if itenv_tools directory exists
if [[ -d "itenv_tools" ]]; then
    echo "Directory itenv_tools exists, pulling latest changes..."
    cd itenv_tools
    git pull
else
    echo "Directory itenv_tools does not exist, cloning repository..."
    git clone git@git.threefold.info:ourworld_web/itenv_tools.git
fi


echo "Checkout/update completed successfully!"