make_symlinks.sh

#!/bin/bash

# get user homedir
OS_VERSION=$(uname -s)
HOMEDIR=$(eval printf "~$USER")

if [ "$OS_VERSION" = "Linux" ]; then 
    printf "Linux system detected\n\n"
    OS_BASH_FILE=$HOMEDIR/.bashrc 
elif [ "$OS_VERSION" = "Darwin" ]; then 
    printf "MacOS system detected\n\n"
    OS_BASH_FILE=$HOMEDIR/.bash_profile
else
    printf "Unknown system, exiting .."
    exit 0
fi

OS_VIM_FILE=$HOMEDIR/.vimrc
OS_VIM_DIR=$HOMEDIR/.vim
OS_DIRCOLORS=$HOMEDIR/.dir_colors

if [ -f "$OS_BASH_FILE" ]; then
    if readlink "$OS_BASH_FILE" > /dev/null; then
        printf "bashrc symlink found, unlinking...\n"
        unlink $OS_BASH_FILE && printf "$OS_BASH_FILE Unlinked!\n\n"
    else
        printf "bashrc file found, deleting...\n"
        rm -f $OS_BASH_FILE && printf "$OS_BASH_FILE Deleted!\n\n"
    fi
fi

if [ -f "$OS_VIM_FILE" ]; then
    if readlink "$OS_VIM_FILE" > /dev/null; then
        printf "vimrc symlink found, unlinking...\n"
        unlink $OS_VIM_FILE && printf "$OS_VIM_FILE Unlinked!\n\n"
    else
        printf "vimrc file found, deleting...\n"
        rm -f $OS_VIM_FILE && printf "$OS_VIM_FILE Deleted!\n\n"
    fi
fi

if [ -d "$OS_VIM_DIR" ]; then
    if readlink "$OS_VIM_DIR" > /dev/null; then
        printf "vim folder symlink found, unlinking...\n"
        unlink $OS_VIM_DIR && printf "$OS_VIM_DIR Unlinked!\n\n"
    else
        printf "vim folder found, deleting...\n"
        rm -rf $OS_VIM_DIR && printf "$OS_VIM_DIR Deleted!\n\n"
    fi
fi

if [ -d "$OS_DIRCOLORS" ]; then 
    if readlink "$OS_DIRCOLORS" > /dev/null; then
        printf "dir_colors symlink found, unlinking...\n"
        unlink $OS_DIRCOLORS && printf "$OS_DIRCOLORS Unlinked!\n\n"
    else
        printf "dir_colors folder found, deleting...\n"
        rm -rf $OS_DIRCOLORS && printf "$OS_DIRCOLORS Deleted!\n\n"
    fi
fi

# make bashrc symlink
ln -sf $PWD/.bashrc $OS_BASH_FILE && printf "bashrc link created\n"

# make vimrc symlink
ln -sf $PWD/.vimrc $OS_VIM_FILE && printf "vimrc link created\n"

# make .vim folder symlink
ln -sf $PWD/.vim $OS_VIM_DIR && printf "vim folder link created\n"

# make .dir_colors folder symlink
ln -sf $PWD/.dir_colors $OS_DIRCOLORS && printf "dir_colors link created\n"