#!/usr/bin/env bash

#> Description of the script

set -euo pipefail
IFS=$'
	'

usage() {
    echo "Usage: clip-rec <arg1>"
}

if [ $# -ne 1 ]; then
    usage
    exit 1
fi

notify() {
    command -v notify-send >/dev/null 2>&1 && notify-send "$@"
}

dir="$HOME/Videos/Clips"
mkdir -p "$dir"

# If region selection is open, pressing the bind again cancels it.
if pkill -x slurp 2>/dev/null; then
    exit 0
fi

# If already recording, pressing the bind again stops it.
# The original script invocation will then continue and copy the file.
if pgrep -x wf-recorder >/dev/null; then
    pkill -INT -x wf-recorder
    exit 0
fi

mode="${1:-region}"
file="$dir/clip-$(date +%Y%m%d-%H%M%S).mp4"

if [[ "$mode" == "full" ]]; then
    notify "Recording started" "Press the same shortcut to stop"
    wf-recorder -f "$file"
else
    geo="$(slurp)" || exit 0
    notify "Recording started" "Press the same shortcut to stop"
    wf-recorder -g "$geo" -f "$file"
fi

if [[ -s "$file" ]]; then
    wl-copy --type video/mp4 <"$file"
    notify "Clip copied to clipboard" "$file"
else
    notify "Recording failed" "No video file was created"
fi