run

#!/bin/bash


function help() {
cat << EOF
Task runner

Usage:
    run [COMMAND] [ARGS...]

Commands:
    start               Setup and run the environment
    manage              Run a django command
    shell               Shell into the container

If an unknown command is specified, it will be passed to docker-compose. e.g:
    run up -d
    run logs
    run exec django bash

EOF
}

STAGING_COMPOSE_FILES="-f docker-compose.yaml -f docker-compose.staging.yaml"
COMPOSE_FILES=""

function start_dev(){
     if [ ! -f ".env" ]; then
         cp -v .sample.env .env
         echo "Creating .env file. Update your environment variables and try again."
         exit 0
     fi
     export_file_vars .env
     docker-compose $COMPOSE_FILES down --remove-orphans
     docker-compose $COMPOSE_FILES build
     docker-compose $COMPOSE_FILES up -d
     echo "RadioCo is running at http://127.0.0.1:${PORT_BACKEND}"
}

function start(){
     COMPOSE_FILES=$STAGING_COMPOSE_FILES
     start_dev
}

function shell(){
     docker-compose run --rm django /bin/bash "$@"
}


function manage(){
    docker-compose run --rm --no-deps django python3 manage.py "$@"
}


function test(){
    manage test radioco "$@"
}


function coverage(){
    docker-compose run -e COVERAGE_FILE=reports/.coverage.docker.xml --rm --volume "$(pwd)/reports:/radioco/reports" django coverage run manage.py test radioco
}


function export_file_vars() {
    # Exports values from .env files, but without clobbering existing variables
    filename=$1
    while read -r line; do
         if [[ $line =~ ^([^=#]+)=(.*)$ ]]; then
            key=${BASH_REMATCH[1]}
            value=${BASH_REMATCH[2]}
            existing_value=${!key}
            if [ -z $existing_value ]; then
                export $key="$value"
            fi
         fi
    done < $filename
}

export_file_vars .env


if [ $# -eq 0 ]; then
    help
elif [ "$(type -t $1)" == 'function' ]; then
    func=$1
    shift
    $func "$@"
else
    docker-compose "$@"
fi