demo

#!/bin/sh

set -e

export DOTFILES_HOME="$(realpath "$(dirname "$0")")"
export DOTFILES_ENV='demo'

TMP_HOME="$DOTFILES_HOME/custom/tmp/demo_home"
DEMO_DOTFILES_ENV_FILE="$DOTFILES_HOME/custom/env/demo/dotfiles.env"

clean () {
    rm -vrf "$TMP_HOME"
}

install () {
    mkdir -pv "$TMP_HOME"
    cd "$TMP_HOME"

    [ -f "$DEMO_DOTFILES_ENV_FILE" ] && rm -f "$DEMO_DOTFILES_ENV_FILE"
    "$DOTFILES_HOME/install" -f -e "$DOTFILES_ENV" --user-home "$TMP_HOME" --dotfiles-path "$DOTFILES_HOME"
}

start () {
    (
        export DOTFILES_ENV="$DOTFILES_ENV"
        export DOTFILES_ENV_HOME="$TMP_HOME"
        export DOTFILES_ENV_USER="$USER"
        export DOTFILES_HOME="$DOTFILES_HOME"
        export HOME="$TMP_HOME"
        exec "$SHELL"
    )
}

if [ -e "$TMP_HOME" ]; then
    printf "Another temp home exitsts. Clean (y/[n])? "
    read -r response
    if [ "$response" = 'y' ]; then
        clean
        install
    else
        printf "Reinstall to $TMP_HOME (y/[n])? "
        read -r response
        if [ "$response" = 'y' ]; then
            install
        fi
    fi
else
    install
fi

set +e

echo "You can try my dotfiles in this shell."
start