dispatcher

#!/bin/bash  
#author :  Umar aka jukoo  <j_umar@outlook.fr> 
#This script for  mac and gnu/linux Operating  system   
#YOU NEED TO EXECUTE THIS AS ROOT  CHEF 

set -o  errexit  
 
declare -a mains_srcipts    
declare -r dns_test="one.one.one.one"
declare -r src="scripts/"
declare -r remote_repo_url="https://raw.githubusercontent.com/avalanche-org/Gen_Assoc/master/${src}"
declare -r ubin="/usr/bin/" 
declare -r defC="\033[0m"  
declare -r rootuid=$((0x00)) 
 
[[  ${rootuid} -ne ${UID} ]] &&  {
    echo -e  "Sorry !! you need to be root to  proceed "  
    exit   ${UID}  
}

mains_srcipts=( 
    "mtdt.R"
    "summary.R"
    "run_analysis.R"
    )

has_command () {
    local is_define=`command -v  $1`  
    [[   -n ${is_define} ]]  && {  
        return $((0x00)) 
    } || {  
        echo  -e "\033[1;33m Warrning  on line  $LINENO : this $1 command is not available in your system\033[0m"
        return $((0x001)) 
    }
}


is_internet_available () {
    has_command  wget
    echo -e  "... testing  connexion"
    `wget -q  --spider   ${dns_test}` 
    test  $? -eq 0  && { 
        echo -e  "Online !"
        return  $? 
    }||{
        echo -e "Offline  mode " 
        return  $? 
    }
}

automove  () {
    local path 
    [[ -n  $1 ]] && path=$1 || path=""
    for script in ${mains_srcipts[@]} ; do 
        [[  -f  ${path}${script} ]]  &&  {
            echo -e "moving  ${path}${script} \t ->  ${ubin}"  
            `chmod +x  ${path}${script}`
            sleep 0.3
            if  [[ -n ${path}  ]] ; then 
                `cp ${path}${script}  ${ubin}` 
            else  
                `mv  ${path}${script}  ${ubin}` 
            fi 
             test  $? -eq 0 ||  echo  -e "fail  to move  no root permission !! "  
            
        }|| echo  -e "not  found"
    done    
}

download_srcipts  () { 
    has_command wget 
    case  $1  in 
        "--remote")  
            is_internet_available 
            test $? -eq 0  || {
                echo -e "require  internet unless  you found script folder in path system "
                exit $?  
            }
            for  script  in ${mains_srcipts[@]}   ;do 
                echo  -e "\033[1;34m + Dowloading  $script from source$defC"
                `wget ${remote_repo_url}${script} --quiet`
                test  $? -ne 0  &&  {
                    echo -e "-\033[1;31m fail to download  $script $defC"
                }||{
                    echo -e "-\033[1;32m $script [ downloaded ]  $defC"
                } 
            done
            automove 
            ;;
        *)
            automove  $src  

esac 
}



 
if [[ -n  $1 ]] ;then 
    download_srcipts  $1  
else 
    download_srcipts  
fi