#!/usr/bin/env bash

# run.sh - Script to run the tsysdevstack-toolboxes-docs container
set -e

# Default values
CONTAINER_NAME="tsysdevstack-toolboxes-docs"
IMAGE_NAME="tsysdevstack/toolboxes-docs:latest"
WORKDIR="/home/tsysdevstack"
OUTPUT_DIR="/home/tsysdevstack/TSYSDevStack/Toolbox/docs/output"

# Parse command line arguments
INTERACTIVE=true
DAEMON=false
CMD=""

while [[ $# -gt 0 ]]; do
    case $1 in
        -d|--daemon)
            DAEMON=true
            INTERACTIVE=false
            shift
            ;;
        -c|--command)
            CMD="$2"
            INTERACTIVE=false
            shift 2
            ;;
        -n|--name)
            CONTAINER_NAME="$2"
            shift 2
            ;;
        -h|--help)
            echo "Usage: $0 [OPTIONS] [COMMAND]"
            echo ""
            echo "Options:"
            echo "  -d, --daemon    Run container in daemon mode"
            echo "  -c, --command   Run a specific command in the container"
            echo "  -n, --name      Specify container name (default: $CONTAINER_NAME)"
            echo "  -h, --help      Show this help message"
            echo ""
            echo "Examples:"
            echo "  $0                           # Run interactively"
            echo "  $0 -d                       # Run as daemon"
            echo "  $0 -c 'pandoc --version'    # Run specific command"
            exit 0
            ;;
        *)
            echo "Unknown option: $1"
            exit 1
            ;;
    esac
done

# Function to run the container
run_container() {
    local extra_args=()
    
    if [ "$INTERACTIVE" = true ]; then
        extra_args+=(-it)
    fi
    
    if [ "$DAEMON" = true ]; then
        extra_args+=(-d)
    fi
    
    if [ -n "$CMD" ]; then
        docker run "${extra_args[@]}" \
            --name "$CONTAINER_NAME" \
            -v "$(pwd)/output:$OUTPUT_DIR" \
            -w "$WORKDIR" \
            "$IMAGE_NAME" \
            bash -c "$CMD"
    else
        docker run "${extra_args[@]}" \
            --name "$CONTAINER_NAME" \
            -v "$(pwd)/output:$OUTPUT_DIR" \
            -w "$WORKDIR" \
            "$IMAGE_NAME"
    fi
}

# Check if container is already running
if [ "$(docker ps -q -f name="$CONTAINER_NAME")" ]; then
    echo "Container $CONTAINER_NAME is already running."
    if [ -n "$CMD" ]; then
        # Run command in existing container
        docker exec -it "$CONTAINER_NAME" bash -c "$CMD"
    else
        # Attach to existing container
        docker exec -it "$CONTAINER_NAME" /bin/bash
    fi
elif [ "$(docker ps -aq -f name="$CONTAINER_NAME")" ]; then
    # Container exists but is not running, start it
    docker start "$CONTAINER_NAME" > /dev/null
    if [ -n "$CMD" ]; then
        docker exec -it "$CONTAINER_NAME" bash -c "$CMD"
    else
        docker attach "$CONTAINER_NAME"
    fi
else
    # Run new container
    run_container
fi