#!/bin/bash
# ====================================================================================
# 
# Title:
#   scpbak.sh
# 
# Description:
#   A simple shell script to transfer files to a remote server, 
#   followed by adding a suffix to transfered files to mark it as complete.
#  
# 
# Author:
#   Elias Hussary <eliashussary@gmail.com>
# 
# Last Update:
#   2018-09-14
# 
# ====================================================================================

# assign args
input_dir=$1
input_glob=$2
remote_path=$3
file_suffix=$4

# print args
echo "
$(date)
input_dir=$input_dir
input_glob=$input_glob
remote_path=$remote_path
file_suffix=$file_suffix
"

# if last arg is null, throw err
if [ -z $4 ]
    then
        >&2 echo -e "\nERROR: Missing argument; you must input all arguments."
        exit 1
fi

echo -e "\nTransferring files...\n"

# do scp transfer and save return code
scp $input_dir$input_glob $remote_path
rc=$?


if [ $rc -eq 0 ]
    then

    # if return code = 0 (success) then rename files
        echo -e "\nRenaming files...\n"
        for file in $input_dir$input_glob
            do
                mv $file $file$file_suffix
                echo "$file -> $file$file_suffix"
            done

        echo -e '\nSUCCESS: Operation completed'
        exit 0
        
    else

    # if return code != 0 (error) then exit
        >&2 echo -e '\nERROR: Transfer failed'
        exit 1
fi