"""Mission executor launch file."""

from launch import LaunchDescription
from launch.actions import DeclareLaunchArgument
from launch.substitutions import LaunchConfiguration
from launch_ros.actions import Node
from ament_index_python.packages import get_package_share_directory
import os


def generate_launch_description():
    pkg_dir = get_package_share_directory('rov_mission')

    env_arg = DeclareLaunchArgument(
        'env', default_value='dev',
        description='Deployment environment: dev, field'
    )

    env = LaunchConfiguration('env')

    return LaunchDescription([
        env_arg,
        Node(
            package='rov_mission',
            executable='mission_executor',
            name='mission_executor',
            output='screen',
            # Config selected by env argument at launch time
        ),
    ])