#!/bin/bash
# by DSR! from https://github.com/xchwarze/wifi-pineapple-cloner

FILE_LIST="$1"
FROM_FOLDER="$2"
TO_FOLDER="$3"
DISABLE_CLEAN="$4"

COUNTER=0

if [[ ! -f "$FILE_LIST" || ! -d "$FROM_FOLDER" || "$TO_FOLDER" == "" ]]; then
    echo "Run with \"copier.sh [FILE_LIST] [FROM_FOLDER] [TO_FOLDER] [DISABLE_CLEAN]\""
    echo "    FILE_LIST     -> flavor file list"
    echo "    FROM_FOLDER   -> path to base fs"
    echo "    TO_FOLDER     -> path to new fs"
    echo "    DISABLE_CLEAN -> disable clean of new fs folder"

    exit 1
fi



FILE_LIST="$(realpath $FILE_LIST)"
FROM_FOLDER="$(realpath $FROM_FOLDER)"
TO_FOLDER="$(realpath $TO_FOLDER)"

echo " Filelist2Copy - by DSR!"
echo "******************************"
echo ""

echo "  [*] Start copy loop"

if [ -z "$DISABLE_CLEAN" ]; then
    echo "  [*] Clean 'new fs' folder"
    rm -rf "$TO_FOLDER"
fi

if [ ! -d "$TO_FOLDER" ]; then
    echo "  [*] Create 'new fs' folder"
    mkdir "$TO_FOLDER"
fi


for FILE in $(cat "$FILE_LIST")
do
    if [[ "${FILE:0:1}" != '/' ]]; then
        continue
    fi
    
    # fix name chars
    FILE=$(echo $FILE | sed $'s/\r//')

    # check exist
    if [[ ! -f "$FROM_FOLDER$FILE" ]] && [[ ! -d "$FROM_FOLDER$FILE" ]]; then
        echo "  [!] File does not exist: ${FROM_FOLDER}${FILE}"
        continue
    fi

    # check file type
    #TYPE_CHECK=$(file "$FROM_FOLDER$FILE" | grep "ELF")
    #if [[ $TYPE_CHECK != "" ]]; then
    #    echo "[+] ELF: $FILE"
    #    continue
    #fi

    let COUNTER++

    FOLDER=$(dirname $FILE)
    mkdir -p "$TO_FOLDER$FOLDER"

    # if folder...
    if [[ -d "$FROM_FOLDER$FILE" ]]; then
        cp -R "$FROM_FOLDER$FILE" "$TO_FOLDER$FILE"
    else
        cp -P "$FROM_FOLDER$FILE" "$TO_FOLDER$FILE"
    fi
done

if [ $COUNTER -eq 0 ]; then
    echo "  [!] No files were copied. Verify that the paths are correct."
    exit 1
fi

echo "  [+] Files copied: $COUNTER"
echo ""