#!/bin/bash

# Print list of packages to be installed via pacman

query='.[].success |
objects |
.root.tree |
..|.left?.data, ..|.right?.data, .data? |
select(. != null) |
.fulfillment |
select(. != null) |
add | select(. != null)'

jq_type () {
    echo "$1" | jq --raw-output "select(.type==\"$2\") | .name" | sort | uniq
}

raw=$(xmonad --deps | jq "$query")

jq_type "$raw" "$1"

# these are extra packages that pertain to processes outside xmonad but are
# still required/desired to make it work correctly
xmonad_pkgs=(xorg-xinit autorandr picom)

mapfile -t official < <(jq_type "$raw" "Official")
mapfile -t local < <(jq_type "$raw" "AUR")

if ! pacman -Si "${official[@]}" > /dev/null; then
    echo "At least one official package doesn't exist."
    exit 1
fi

if ! yay -Si "${local[@]}" > /dev/null; then
    echo "At least one local package doesn't exist."
    exit 1
fi

echo "${xmonad_pkgs[@]}" "${official[@]}" "${local[@]}" | tr ' ' '\n'