#!/bin/sh

SCRIPT=$(readlink -f "$0")
RC_PATH=$(dirname "$SCRIPT")
HOST=$(hostname)
XDG_CONFIG_HOME=${XDG_CONFIG_HOME:-$HOME/.config}

# List of the config files to install
FILES="vimrc zshrc gitconfig vim gitignore_global git_user ctags.d"
CONF_DIR="config"

if [ ! -e "$HOME/.git_user" ]; then
    cp "$RC_PATH/git_user.def" "$RC_PATH/git_user"
    sed -i -e "s/{username}/$USER/" "$RC_PATH/git_user"
    sed -i -e "s/{email}/$USER@$HOST/" "$RC_PATH/git_user"
fi

# Init or update submodules
cd "$RC_PATH"
git submodule update --init --recursive
cd - > /dev/null

# Setup fast-syntax-highlighting theme customization
cp "$RC_PATH/fsh_theme.zsh" "$RC_PATH/fast-syntax-highlighting/current_theme.zsh"

# Create symbolic links in the user's home dir
for file in $FILES
do
    if [ ! -e "$HOME/.${file}" ]; then
        ln -s "${RC_PATH}/${file}" "$HOME/.${file}"
    # Only warn if an actual file exist, else we suppose it is from a previous install
    elif [ ! -L "$HOME/.$file" ]; then
        >&2 echo "File $HOME/.$file exists. Keeping old version."
    fi
done

mkdir -p $XDG_CONFIG_HOME
find $RC_PATH/$CONF_DIR -mindepth 1 -maxdepth 1 -type d \
	-exec sh -c "ln -s -t \"$XDG_CONFIG_HOME\" \"{}\" 2> /dev/null || ( link=$XDG_CONFIG_HOME/"'$(basename "{}")'"; test -L "'$link'" || >&2 echo \"Folder "'$link'" exists. Keeping old version.\")" \;