#!/usr/bin/bash

directory_explore(){
    #moved to src dir
    local path_dir=$1
    echo $path_dir           +++++++++++++++++++++++++++++
    echo before pwd jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
    pwd

    ## CHAMGED HERE ;;; NEED TO GO FROM ROOT DIR TO ACCUMULATED PATH
    #ACCUMULATED PATH = PATHDIR

    cd "$root_dir"      # absolute path of root
    cd "$path_dir"      # relative path from root to current


    echo after pwd jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
    pwd
    #cd "$1"
    echo INTO NEW DIRECTORY DONE
    for f in *
    do
        if [ -d "$f" ]; then  # if this is a directory
            local new_path_dir="$path_dir/$f"
            # directory_explore $1/$f
            echo WILL BE ENTERING NEW PATH $new_path_dir
            directory_explore $new_path_dir

        elif [ -f "$f" ]; then #if this is a file
            # now check if th file matches our array

            local file_name=$(basename -- "$f")
            local extension="${file_name##*.}"
            #file_name="${filename%.*}"

            #extracted file name and extension
            pwd
            echo "file name $file_name"
            echo "extension $extension"

            bool=0
            for i in $arr
            do
                echo "$extension"
                echo "$i"

                if [ $extension = $i ]
                    then
                        echo ++++++++++++++++++++++++++++++
                        bool=1
                        break;
                fi
            done

            #if bool becomes 1, means this $f is a desired file, dont do anything
            #else make a directory named after $extension in the sub and move this $f there

            echo $bool
            echo 0000000000000000000000000000

            if [ $file_name = $extension ]; then
                mkdir -p $cp_dir/others
                cp $f  $cp_dir/others
                echo "$file_name CREATED IN oTHER"


                #went to dir
                cd $cp_dir/others
                touch desc_others.txt


                echo "$path_dir/$file_name/" >> desc_others.txt   #writing in file done


                #came back
                cd -
                echo "after writing logfile HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH"
                pwd


            elif [ $bool -eq 0 ]; then
                #   echo $cp_dir
                mkdir -p $cp_dir/$extension

                cp $f $cp_dir/$extension/$file_name

                echo "$file_name CREATED"


                #went to dir
                cd $cp_dir/$extension   #went to write logfile

                #local filenaam="desc_${file_name}.txt"
                #touch "desc_${file_name}.txt"
                touch log.txt
                echo "$path_dir/$file_name/" >> "log.txt"   #writing in file done

                echo WRITE DONE%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
                cd -  # came back


            fi
        fi
    done

    cd ..
    echo "EXITIG DIRECTORYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYY DONEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE PWD"
    pwd
}


csv_file_write(){
    cd $root_dir
    cd ../output
    pwd
    touch A.csv

    echo "Filetype,No_of_files" >> A.csv

    count=-1
    for f in *     #f is folder name
    do
        if [ -d "$f" ]; then   #this is a folder
            cd ./$f
            count=-1
            for f1 in *
            do
                count=$((count+1));
                echo $count
            done
            cd ..
            echo "$f,$count" >> A.csv
        elif [ -f "$f" ]; then   #if this is a file
            echo hahavodox
        fi
    done

    cd .. #exited from output folder
    mv ./output/A.csv $root_dir/A.csv
}

root_dir=$(pwd)

# S1   S2
#    -----------------------make user give input
if [ $# -eq 0 ];then
    echo "you have to input a filename"
    read filename
    until [ -f "$filename" ]
    do
        echo "wrong filename. input a valid one"
        read filename
    done


else
    if [ $# -eq 1 ];then
        filename=$1
    else
        filename=$2
        dirr=$1
    fi
fi

#   ---------------------------checking if file exists

until [ -f "$filename" ]
do
    echo "wrong filename. input a valid one"
    read filename
done

echo "you inputed this filename $filename"



#     ----------------------checking done, trying to read file and put it in arr ARRAY



#readarray -t arr < $filename
arr=$(<$filename)

for i in $arr
do
    echo $i
done

#     ------------------------ stroing the destination directory
cd ..
mkdir -p output
cd output
cp_dir=$(pwd)            #this is the path to copy a file
cd $root_dir

#     -----------------------  steoing the src directory

if [ $# -eq 1 ];then
    #explore_dir=$(pwd)     # source is currnt working directory
    path=.      # current directory is working directory
else
    # cd $1       # source is given
    # explore_dir=$(pwd)
    # cd ..
    path=./$1
fi

echo $path

directory_explore $path

csv_file_write

# echo $explore_dir
# echo $cp_dir
# cd $explore_dir
# pwd

# all directories are good and
#I am in cexplore directory

# directory_explore $explore_dir