#!/usr/bin/env bash
# Searchable cheat sheet of Hyprland keybindings, shown in wofi.
#
# The descriptions shown here come from the `desc` option passed to hl.bind()
# in ~/.config/hypr/binds.lua, read back at runtime via `hyprctl binds -j`,
# so the cheat sheet always matches the live config.
set -u

mods_from_mask() {
    local mask="$1" out=""
    (( mask & 1 ))   && out="${out:+$out + }SHIFT"
    (( mask & 4 ))   && out="${out:+$out + }CTRL"
    (( mask & 8 ))   && out="${out:+$out + }ALT"
    (( mask & 64 ))  && out="${out:+$out + }SUPER"
    (( mask & 128 )) && out="${out:+$out + }MOD5"
    printf "%s" "$out"
}

hyprctl binds -j |
    jq -rc '.[] | select(.has_description) | select(.description != "") | [.modmask, .key, .description] | @tsv' |
    while IFS=$'\t' read -r mask key desc; do
        if (( mask )); then
            mods="$(mods_from_mask "$mask")"
            printf '%s + %s\t%s\n' "$mods" "$key" "$desc"
        else
            printf '%s\t%s\n' "$key" "$desc"
        fi
    done |
    sort -k1,1 |
    column -t -s $'\t' |
    wofi --dmenu --prompt "Hyprland keybinds" >/dev/null