#!/bin/bash
# entrypoint.sh - Entrypoint script to handle user creation and permission setup at runtime

# Set default values if not provided
USER_ID=${LOCAL_USER_ID:-$(id -u 1000)}
GROUP_ID=${LOCAL_GROUP_ID:-$(id -g 1000)}

# In case the environment variables are not set properly, detect them from the workspace volume
if [ "$USER_ID" = "$(id -u 0)" ] || [ "$USER_ID" = "0" ]; then
    # Detect the UID and GID of the user that owns the workspace directory
    if [ -d "/workspace" ]; then
        USER_ID=$(stat -c %u /workspace 2>/dev/null || echo 1000)
        GROUP_ID=$(stat -c %g /workspace 2>/dev/null || echo 1000)
    else
        USER_ID=${LOCAL_USER_ID:-1000}
        GROUP_ID=${LOCAL_GROUP_ID:-1000}
    fi
fi

echo "Starting with USER_ID=$USER_ID and GROUP_ID=$GROUP_ID"

# Create the group with specified GID
groupadd -f -g $GROUP_ID -o ReachableCEO-Tools 2>/dev/null || groupmod -g $GROUP_ID -o ReachableCEO-Tools

# Create the user with specified UID and add to the group
useradd -f -u $USER_ID -g $GROUP_ID -m -s /bin/bash -o ReachableCEO-Tools 2>/dev/null || usermod -u $USER_ID -g $GROUP_ID -o ReachableCEO-Tools

# Add user to sudo group for any necessary operations
usermod -aG sudo ReachableCEO-Tools 2>/dev/null || true

# Make sure workspace directory exists and has proper permissions
mkdir -p /workspace
chown -R $USER_ID:$GROUP_ID /workspace

# Set up proper permissions for Rust and Cargo (if they exist)
mkdir -p /home/ReachableCEO-Tools/.cargo
chown $USER_ID:$GROUP_ID /home/ReachableCEO-Tools/.cargo

# Set up proper permissions for npm global packages (if they exist)
mkdir -p /home/ReachableCEO-Tools/.npm
chown $USER_ID:$GROUP_ID /home/ReachableCEO-Tools/.npm

# If there are additional arguments, run them as the created user
if [ $# -gt 0 ]; then
    exec su -p ReachableCEO-Tools -c "$*"
else
    # Otherwise start an interactive bash shell as the created user
    exec su -p ReachableCEO-Tools -c "/bin/bash"
fi