#!/bin/bash
set -a
if [ -f /etc/redhat-release ] || [ -f /etc/rocky-release ]; then
    source ./.env
elif [ -f /etc/lsb-release ]; then
    . ./.env
else
    echo "Unsupported OS"
fi
set +a

schema="https://"
serverName=$2
tag=$3

desc() {
    clear
    echo "==========================================================="
    echo "Deploy Containter"
    echo "==========================================================="
    echo "version 0.1"
    echo "deploy:    deploy containter"
    echo "delete:    delete containter"
    echo ""
    echo "==========================================================="
    echo press any key to continue && read TEMP && echo ok..
}

list_image() {
    image_id=`docker inspect --format="{{.Config.Image}}" ${serverName}`
}

list_process() {
    process_id=`docker inspect --format="{{.Id}}" ${serverName}`
}

#pull镜像
pull_image() {
    echo "----------------"
    echo "Pull Image"
    echo "----------------"
    imageName="${DOCKER_REGISTRY_URL}/${DOCKER_REGISTRYURL_NAMESPACE}/${serverName}"

    echo "$DOCKER_PASSWORD" | docker login --username=${DOCKER_USERNAME} --password-stdin ${DOCKER_REGISTRY_URL}
    docker pull "${imageName}:${tag}" 
    echo ""
}

#运行镜像
deploy_image() {
    echo "----------------"
    echo "Deploy Image"
    echo "----------------"
    export VERSION=${tag}
    docker compose up -d ${serverName}
    echo ""
}

#停掉容器、删除容器、删除镜像
delete_image() {
    echo "----------------"
    echo "Delete Image"
    echo "----------------"
    list_image
    list_process
    if [ "$image_id" !=  "" ] ; then
        if [ "$process_id" !=  "" ] ; then
            #停掉容器
            docker stop $process_id

            #删除容器
            docker rm $process_id

            #删除镜像
            docker rmi --force $image_id
        else
            #删除镜像
            docker rmi --force $image_id
        fi
    fi
    echo ""
}


# main program
case $1 in
    "deploy")
        pull_image
        delete_image
        deploy_image
        ;;
    "delete")
        delete_image
        ;;
    *)
        desc
        ;;
esac