install.bash

#! /bin/bash

#pushd . > /dev/null

## Broken links in .
# find . -maxdepth 1 -mindepth 1 -type l -exec sh -c "file -b {} | grep -q ^broken" \; -print | cut -d/ -f2

# TEMP="$(mktemp -d 2>/dev/null || mktemp -d -t 'OMZtmpdir')"
readonly REPO="https://github.com/liamato/dotfiles.git"
readonly DOTFILESRC_FILE="$HOME/.dotfilesrc"
readonly BACKUP_DATE_FORMAT="+%FT%H-%M-%S.%N"

declare -a ARGS
declare ARG
declare INSTALL_DIR="$HOME/.dotfiles"
declare OMZ=1
declare ATOM=0
declare FONTS=0
declare THEMES=0
#declare REPLACE=0


_error() {
    (>&2 echo $@)
}

_beginswith() {
    [ "${1#$2}" != "${1}" ]
    return $?
}

_lower(){
    echo "$1" | tr '[:upper:]' '[:lower:]'
}

_install() {
    bash -c "$INSTALL_DIR/third-party/$1.install $INSTALL_DIR"
}

# _clean_broken_links() {
#     local src=$(find . -maxdepth 1 -mindepth 1 -type l -exec sh -c "file -b {} | grep -q ^broken" \; -print | cut -d/ -f2)
#     local link
#     local response
#     for link in $src; do
#         echo -W "Wana remove $link -> $(readlink -f $link) (y/n)? "
#         read response
#         if _beginswith "$(_lower $response)" "y"; then
#             unlink $link
#             echo "removed: $link"
#         fi
#     done
# }

# _create_backup_file_name() {
#     local x=1
#     if [ -f $1.backup ]; then
#         while [ -e $1.backup.$x ]; do
#             x=$[$x+1];
#         done
#         while [ $x -gt 1 ]; do
#             mv $1.backup.$[$x-1] $1.backup.$x
#             x=$[$x-1]
#             _error "$x"
#         done
#         mv $1.backup $1.backup.$x
#     fi
#     echo $1.backup
# }

# _create_backup_file_name() {
#     echo $1.$(date BACKUP_DATE_FORMAT)
# }

# _link_folder_contents_recursive(){
#     local src="$(readlink -f $(find $1 -maxdepth 1 -mindepth 1 ) | sort -u)"
#     local dest="$(readlink -f $2)"
#     local response

#     #echo src: $src
#     #echo dest: $dest
#     local x
#     for x in $src; do
#         if [ -d $x ]; then
#             #echo "dir: $dest/$(basename $x)"
#             mkdir -p $dest/$(basename $x)
#             _link_folder_contents_recursive $x "$dest/$(basename $x)"
#         else
#             if [ -e $dest/$(basename $x) -a $REPLACE -eq 0 ]; then
#                 echo -E "Wana backup and replace $dest/$(basename $x) (y/n)? "
#                 read response

#                 if ! _beginswith "$(_lower $response)" "y"; then
#                     continue
#                 fi

#                 new_name="$(_create_backup_file_name "$dest/$(basename "$x")")"

#                 mv $dest/$(basename $x) "$new_name"
#                 echo "Backup'd: $dest/$(basename $x) => $new_name"
#             fi
#             # echo "Linked: $dest/$(basename $x) -> $x"
#             ln -s $x $dest -f
#         fi
#     done
# }

# _copy_folder_contents_recursive(){
#     local src
#     IFS=':' read -d='' -r -a src <<< "$(echo $(find $1 -maxdepth 1 -mindepth 1 | sort -u | sed 's/ /\\ /g') | sed 's/\s/:/g' | sed 's/\\:/ /g')"
#     local dest="$(readlink -f $2)"
#     local response

#     # echo -e "src: ${src[@]}\n"
#     # echo -e "dest: $dest\n"
#     local x
#     for x in "${src[@]}"; do
#         x="$(readlink -f "$x")"

#         if [ -d "$x" -a ! -e "$dest/$(basename "$x")" ]; then
#             mkdir -p "$dest/$(basename "$x")"
#         else
#             if [ -e "$dest/$(basename "$x")" -a $REPLACE -eq 0 ]; then
#                 echo -E "Wana backup and replace $dest/$(basename "$x") (y/n)? "
#                 read response

#                 if ! _beginswith "$(_lower $response)" "y"; then
#                     continue
#                 fi

#                 new_name="$(_create_backup_file_name "$dest/$(basename "$x")")"

#                 mv "$dest/$(basename "$x")" "$new_name"
#                 echo "Backup'd: $dest/$(basename "$x") => $new_name"
#             fi
#         fi
#         # echo "Copied: $dest/$(basename "$x") -> $x"
#         cp "$x" "$dest" -fr
#     done
# }

_help_message() {
    # echo -e "Usage:\n\033[1m$0 [options]\033[0m\n    \033[1m-h, --help\033[0m\n\t\tThis help message\n    \033[1m-d=\033[0m\033[4mDIR\033[0m\033[1m, --install-dir=\033[0m\033[4mDIR\033[0m\n\t\tInstalls the dotfiles to \033[0m\033[4mDIR\033[0m\n    \033[1m-r, --replace\033[0m\n\t\tDoesn't ask before replacing files\033[0m\n    \033[1m--no-omz\033[0m\n\t\tDoesn't install oh-my-zsh\033[0m\n    \033[1m--no-atom\033[0m\n\t\tDoesn't install the atom customitzation\033[0m\n    \033[1m--no-fonts\033[0m\n\t\tDoesn't install the fonts\033[0m\n    \033[1m--no-themes\033[0m\n\t\tDoesn't install the themes\033[0m"
    echo -e "Usage:\n\033[1m$0 [options]\033[0m\n    \033[1m-h, --help\033[0m\n\t\tThis help message\n    \033[1m-d=\033[0m\033[4mDIR\033[0m\033[1m, --install-dir=\033[0m\033[4mDIR\033[0m\n\t\tInstalls the dotfiles to \033[0m\033[4mDIR\033[0m\n    \033[1m--no-omz\033[0m\n\t\tDoesn't install oh-my-zsh\033[0m\n    \033[1m--atom\033[0m\n\t\tInstall the atom customitzation\033[0m\n    \033[1m--fonts\033[0m\n\t\tInstall the fonts\033[0m\n    \033[1m--themes\033[0m\n\t\tInstall the themes\033[0m"
}

for ARG in "$@"
do
    case $ARG in
        -h|--help)
            _help_message
            exit 0
            ;;

        -d=*|--install-dir=*)
            INSTALL_DIR="${ARG#*=}"
            #shift # past argument=value
            ;;
        --no-omz)
            OMZ=0
            ;;
        --atom)
            ATOM=1
            ;;
        --fonts)
            FONTS=1
            ;;
        # -r|--replace)
        #     REPLACE=1
        #     ;;
        --themes)
            THEMES=1
            ;;
        *)
            ARGS[${#ARGS[@]}]="$ARG"
            ;;
    esac
done

unset ARG

# Checks the availability of git
type -fP git > /dev/null 2>&1
if [ $? -ne 0 ]; then
    _error -e "\033[1;31;1mError:\033[0m\033[31m Git isn't on the \033[3m\$PATH\033[0m"
    exit 1
fi

# Checks the availability of stow
type -fP stow > /dev/null 2>&1
if [ $? -ne 0 ]; then
    _error -e "\033[1;31;1mError:\033[0m\033[31m Stow isn't on the \033[3m\$PATH\033[0m"
    exit 1
fi


echo -e "\nInstalling .dotfiles ..."
git clone --progress $REPO "$INSTALL_DIR"
printf "export DOTFILES_DIR=\"%s\"\n. \$DOTFILES_DIR/shell-common/env" "$INSTALL_DIR" > "$DOTFILESRC_FILE"
. "$DOTFILESRC_FILE"


# Installs OMZ as submodule of .dotfiles
if [ $OMZ -eq 1 ];  then
    echo -e "\nInstalling OMZ\n"
    _install "OMZ"
fi

echo -e "\nLinking config files"
shells | while read -r line; do
    configure-dotfiles add "$line" > /dev/null
done


# Installs gnome iconpacks
if [ $THEMES -eq 1 ] && [ "$(ls /usr/bin/*session* | grep -F gnome -q; echo $?)" -eq "0" ]; then
    echo -e "\nInstalling gnome themes"
    _install "flat-remix"
    _install "xenlism-wildfire"
fi

# Installs the iosevka font
if [ $FONTS -eq 1 ]; then
    echo -e "\nInstalling fonts"
    _install "iosevka"
fi

if [ $ATOM -eq 1 ]; then
    echo -e "\nConfiguring atom"
    cp -r --backup=numbered "$INSTALL_DIR/atom/.atom" "$HOME/.atom"
    # _copy_folder_contents_recursive "$INSTALL_DIR/atom/.atom" "$HOME/.atom"

    type -fP apm > /dev/null 2>&1
    if [ $? -eq 0 ]; then
        # Installs the atom packages of the apm.list file
        apm install -c --packages-file "$INSTALL_DIR/atom/apm.list" -q
    fi
fi

# Adds template-files
type -fP xdg-user-dir > /dev/null 2>&1
if [ $? -eq 0 ]; then
    echo -e "\nInstalling template-files"
    cp -r --backup=numbered "$INSTALL_DIR"/file-templates/* "$(xdg-user-dir TEMPLATES)"
    # _copy_folder_contents_recursive $INSTALL_DIR/file-templates/ $(xdg-user-dir TEMPLATES)
fi

unset INSTALL_DIR ARGS OMZ ATOM FONTS
unset _error _beginswith _lower _install _help_message

echo -e "\nDone\n"