#!/usr/bin/env bash

# Check for Git
if ! command -v git &> /dev/null; then
    echo "Git is not installed. Aborting." >&2
    exit 1
fi

# Make sure we have pulled in and updated any submodules
git submodule init
git submodule update

# What directories should be installable by all users including the root user
base=(
    zsh
    vim
    nvim
    tmux
    git
)

# Folders that should, or only need to be installed for a local user on macOS
useronly_macos=(
    yabai
    skhd
)

# Folders that should, or only need to be installed for a local user
useronly=(
    conda
    dask
    gh
    jupyter
    parallel
    tox
)

# Files to ignore during stow
ignore_files=(
    ".DS_Store"
    "__setup"
    "bin"
    "git"
    "setup.sh"
)

# Function to run the stow command for the passed-in directory ($2) in location $1
stowit() {
    usr=$1
    app=$2
    # -v verbose
    # -R recursive
    # -t target
    # --ignore files to ignore
    stow -v -R -t "${usr}" --ignore "$(IFS="|"; echo "${ignore_files[*]}")" "${app}"
}

# Function to check if the OS is macOS
is_macos() {
    [[ "$(uname)" == "Darwin" ]]
}

echo ""
echo "Stowing apps for user: ${USER}"

# Install apps available to local users and root
for app in "${base[@]}"; do
    stowit "${HOME}" "${app}"
done

# Install useronly_macos folders only for macOS
if is_macos; then
    for app in "${useronly_macos[@]}"; do
        if [[ ! "$(whoami)" = "root" ]]; then
            stowit "${HOME}" "${app}"
        fi
    done
fi

# Install useronly folders
for app in "${useronly[@]}"; do
    if [[ ! "$(whoami)" = "root" ]]; then
        stowit "${HOME}" "${app}"
    fi
done

echo ""
echo "##### ALL DONE"