#!/usr/bin/env bash
# https://github.com/end-4/dots-hyprland/blob/main/.config/ags/scripts/record-script.sh

[ -z "$codec" ] && codec="av1_nvenc"
[ -z "$pixel_format" ] && pixel_format="p010le"
[ -z "$frame_rate" ] && frame_rate="60"
[ -z "$codec_params" ] && codec_params=\
"preset=p5 rc=vbr cq=18 \
b:v=80M maxrate=120M bufsize=160M \
color_range=tv"
[ -z "$filter_args" ] && filter_args=""

getdate() {
    date '+%Y-%m-%d_%H.%M.%S'
}
getaudiooutput() {
    pactl list sources | grep 'Name' | grep 'monitor' | cut -d ' ' -f2
}
getactivemonitor() {
    if [ "$XDG_CURRENT_DESKTOP" = "Hyprland" ]; then
        hyprctl monitors -j | jq -r '.[] | select(.focused == true) | .name'
    elif [ "$XDG_CURRENT_DESKTOP" = "niri" ]; then
        niri msg focused-output | head -n 1 | sed -n 's/.*(\(.*\)).*/\1/p'
    fi
}

recorder_args=(
    --codec "$codec"
    --pixel-format "$pixel_format"
    --framerate "$frame_rate"
    -f './recording_'"$(getdate)"'.mkv'
)

for param in $codec_params; do
    recorder_args+=(-p "$param")
done

for filter in $filter_args; do
    recorder_args+=(-F "$filter")
done

mkdir -p "$(xdg-user-dir VIDEOS)"
cd "$(xdg-user-dir VIDEOS)" || exit
if pgrep -x wf-recorder -u "$USER" > /dev/null; then
    notify-send "Recording Stopped" "Stopped" -a 'record-script' &
    pkill -x wf-recorder -u "$USER"
else
    notify-send "Starting recording" 'recording_'"$(getdate)"'.mkv' -a 'record-script'
    if [[ "$1" == "--sound" ]]; then
        wf-recorder  --geometry "$(slurp)" --audio="$(getaudiooutput)" "${recorder_args[@]}" & disown
    elif [[ "$1" == "--fullscreen-sound" ]]; then
        wf-recorder -o "$(getactivemonitor)" --audio="$(getaudiooutput)" "${recorder_args[@]}" & disown
    elif [[ "$1" == "--fullscreen" ]]; then
        wf-recorder -o "$(getactivemonitor)" "${recorder_args[@]}" & disown
    else
        wf-recorder --geometry "$(slurp)" "${recorder_args[@]}" & disown
    fi
fi