#!/bin/bash
###
### ~/.config/hypr/scripts/screenshot/screenshot_area.sh
###

time=$(date +%Y-%m-%d-%H%M%S)
dir="$(xdg-user-dir PICTURES)/Screenshots"
file="Screenshot_${time}.png"

mkdir -p "$dir"

# Select a region with slurp; exit silently if cancelled (ESC/right-click)
geometry=$(slurp) || exit 1

# Capture region, save it and copy to clipboard
grim -g "$geometry" "$dir/$file" || exit 1
wl-copy -t image/png < "$dir/$file"

if command -v notify-send >/dev/null 2>&1; then
    notify-send -a Screenshot -i camera-photo "Screenshot saved" "$file"
fi

# Open the editor if satty is available (blocks until it is closed).
# satty writes the annotated image to --output-filename on Ctrl+s (and on
# Esc/Enter here) and exits immediately. It is launched floating, without
# decorations, with the pen preselected and moved over the captured area.
if command -v satty >/dev/null 2>&1; then
    x=$(cut -d, -f1 <<< "$geometry")
    y=$(cut -d, -f2 <<< "$geometry" | cut -d' ' -f1)
    satty --filename "$dir/$file" --output-filename "$dir/$file" \
        --copy-command wl-copy --actions-on-escape save-to-file --early-exit \
        --floating-hack --no-window-decoration --initial-tool brush &
    pid=$!
    for _ in $(seq 1 20); do
        addr=$(hyprctl clients -j 2>/dev/null | jq -r --argjson p "$pid" '.[] | select(.pid == $p) | .address' | head -1)
        [ -n "$addr" ] && break
        sleep 0.1
    done
    [ -n "$addr" ] && hyprctl dispatch movewindowpixel "exact $x,$y,address:$addr" >/dev/null 2>&1
    wait "$pid"
    wl-copy -t image/png < "$dir/$file"
fi

# Compress the resulting image in the background if oxipng is available
if command -v oxipng >/dev/null 2>&1; then
    oxipng --strip safe -o 4 "$dir/$file" &
fi