#!/bin/bash
# vi: set tabstop=4 shiftwidth=4 expandtab :
ROOTDIR=$(cd "$(dirname "$0")" && pwd)
cd $ROOTDIR

# \
#  == Constants ============================================================== #
# /
DKRNAME=tools--phpmyadmin
NAME=phpMyAdmin

# \
#  == Colors ================================================================= #
# /
CW="\033[1;37m"
CG="\033[0;32m"
CY="\033[0;33m"
NC="\033[0m"
II="${CW}╡${CG}ctrl${CW}╞${NC}"

echo -e "${II} ${CY}Container CTRL Script ${CG}b20211219-0247${NC}"

# \
#  == Function =============================================================== #
# /
function main {
    case "$1" in
        'start') fn_start ;;
        'stop') fn_stop ;;
        'restart') fn_stop && fn_start ;;
        'logs') fn_logs ;;
        'shell') fn_shell ;;
        'backup') fn_backup ;;
        'update') fn_update_config ;;
        *) echo -e "${II} Use: start, stop, restart, logs, shell, backup, update" ;;
    esac
}

# \
#  == Fun:Container ========================================================== #
# /
function fn_start {
    if [ $(fn_container_check) = 1 ]
    then
        echo -e "${II} $NAME is runned."
    elif [ $(fn_container_check2) = 1 ]
    then
        echo -e "${II} $NAME container is down. Need restart."
    else
        echo -e "${II} Start $NAME container..."
        local CONTAINER_ID=$(podman run -d \
            --name "$DKRNAME" \
            --memory '512M' \
            --volume /etc/timezone:/etc/timezone:ro \
            --volume /etc/localtime:/etc/localtime:ro \
            --publish "0.0.0.0:9091:80" \
            --env 'PMA_ARBITRARY=1' \
            phpmyadmin:5.1.1-apache
        )
        echo $CONTAINER_ID
    fi
}

function fn_stop {
    if [ $(fn_container_check) = 1 ]
    then
        echo -e "${II} Stop $NAME container..."
        podman stop $DKRNAME
    fi


    if [ $(fn_container_check2) = 1 ]
    then
        echo -e "${II} Remove $NAME container..."
        local CONTAINER_ID=$(podman rm $DKRNAME)
        echo $CONTAINER_ID
    else
        echo -e "${II} $NAME not runned."
    fi
}

function fn_logs {
    if [ $(fn_container_check2) = 1 ]
    then
        podman logs --tail 10 -f $DKRNAME
    else
        echo -e "${II} $NAME not exists."
    fi
}

function fn_shell {
    if [ $(fn_container_check) = 1 ]
    then
        echo -e "${II} Enter shell in $NAME container..."
        podman exec -it $DKRNAME sh
    else
        echo -e "${II} $NAME not runned."
    fi
}

function fn_update_config {
    if [ $(fn_container_check) = 1 ]
    then
        echo -e "${II} Update config $NAME..."
        podman kill --signal=HUP $DKRNAME
    else
        echo -e "${II} $NAME not runned."
    fi
}

function fn_container_check {
    if [[ -n $(podman ps --filter "name=$DKRNAME" -q) ]]
    then
        echo 1
    else
        echo 0
    fi
}

function fn_container_check2 {
    if [[ -n $(podman ps --filter "name=$DKRNAME" -qa) ]]
    then
        echo 1
    else
        echo 0
    fi
}

# \
#  == Other ================================================================== #
# /
function fn_backup {
    BASENAME=$(basename "$(cd "$(dirname "$0")" && pwd)")
    ARCHIVE=$BASENAME-$(date +%Y%m%d)

    echo -e "${II} Backup..."
    tar -cf - -- \
        *.sh \
        | 7z a -bso0 -si $ARCHIVE.tar.7z
    echo -e "${II} $(du -sh $ARCHIVE.tar.7z)"
}

main $@