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feat:add ability to pause/resume recordings. #323

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b4992b3
feat:Adds ability to pause/resume recordings.
Galactic99 Apr 4, 2026
d977648
fix:update tooltips
Galactic99 Apr 4, 2026
f0305e8
fix:proper duration calucaltion that earlier produced incorrect elaps…
Galactic99 Apr 4, 2026
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91 changes: 73 additions & 18 deletions src/components/launch/LaunchWindow.tsx
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
import { ChevronDown, Languages } from "lucide-react";
import { useEffect, useState } from "react";
import { BsRecordCircle } from "react-icons/bs";
import { FaRegStopCircle } from "react-icons/fa";
import { FaPauseCircle, FaPlayCircle, FaRegStopCircle } from "react-icons/fa";
import { FaFolderOpen } from "react-icons/fa6";
import { FiMinus, FiX } from "react-icons/fi";
import {
Expand Down Expand Up @@ -41,6 +41,8 @@ const ICON_CONFIG = {
micOff: { icon: MdMicOff, size: ICON_SIZE },
webcamOn: { icon: MdVideocam, size: ICON_SIZE },
webcamOff: { icon: MdVideocamOff, size: ICON_SIZE },
pause: { icon: FaPauseCircle, size: ICON_SIZE },
resume: { icon: FaPlayCircle, size: ICON_SIZE },
stop: { icon: FaRegStopCircle, size: ICON_SIZE },
restart: { icon: MdRestartAlt, size: ICON_SIZE },
record: { icon: BsRecordCircle, size: ICON_SIZE },
Expand Down Expand Up @@ -77,7 +79,10 @@ export function LaunchWindow() {

const {
recording,
paused,
toggleRecording,
pauseRecording,
resumeRecording,
restartRecording,
microphoneEnabled,
setMicrophoneEnabled,
Expand All @@ -93,6 +98,9 @@ export function LaunchWindow() {
const [recordingStart, setRecordingStart] = useState<number | null>(null);
const [elapsed, setElapsed] = useState(0);

const [pausedAt, setPausedAt] = useState<number | null>(null);
const [pausedTotalMs, setPausedTotalMs] = useState(0);

const showMicControls = microphoneEnabled && !recording;
const showWebcamControls = webcamEnabled && !recording;

Expand Down Expand Up @@ -147,24 +155,48 @@ export function LaunchWindow() {
}, [selectedCameraId, setWebcamDeviceId]);

useEffect(() => {
let timer: NodeJS.Timeout | null = null;
if (recording) {
if (!recordingStart) setRecordingStart(Date.now());
timer = setInterval(() => {
if (recordingStart) {
setElapsed(Math.floor((Date.now() - recordingStart) / 1000));
}
}, 1000);
} else {
setRecordingStart(null);
setElapsed(0);
if (timer) clearInterval(timer);
if (!recordingStart) {
setRecordingStart(Date.now());
setElapsed(0);
}
return;
}
return () => {
if (timer) clearInterval(timer);
};

setRecordingStart(null);
setElapsed(0);
setPausedAt(null);
setPausedTotalMs(0);
}, [recording, recordingStart]);

useEffect(() => {
if (!recording || !recordingStart) return;

if (paused) {
if (!pausedAt) {
setPausedAt(Date.now());
}
return;
}

if (pausedAt) {
setPausedTotalMs((prev) => prev + (Date.now() - pausedAt));
setPausedAt(null);
}
}, [recording, paused, recordingStart, pausedAt]);

useEffect(() => {
if (!recording || !recordingStart || paused) return;

const timer = setInterval(() => {
const livePaused = pausedAt ? Date.now() - pausedAt : 0;
const effectiveMs = Math.max(0, Date.now() - recordingStart - pausedTotalMs - livePaused);
setElapsed(Math.floor(effectiveMs / 1000));
}, 250);

return () => clearInterval(timer);
}, [recording, paused, recordingStart, pausedAt, pausedTotalMs]);

useEffect(() => {
if (!import.meta.env.DEV) {
return;
Expand Down Expand Up @@ -274,7 +306,10 @@ export function LaunchWindow() {
onMouseLeave={() => setIsMicHovered(false)}
onFocus={() => setIsMicFocused(true)}
onBlur={() => setIsMicFocused(false)}
style={{ width: micExpanded ? "240px" : "140px", transition: "width 300ms ease" }}
style={{
width: micExpanded ? "240px" : "140px",
transition: "width 300ms ease",
}}
>
<div className="relative flex-1 min-w-0">
{!micExpanded && (
Expand Down Expand Up @@ -318,7 +353,10 @@ export function LaunchWindow() {
onMouseLeave={() => setIsWebcamHovered(false)}
onFocus={() => setIsWebcamFocused(true)}
onBlur={() => setIsWebcamFocused(false)}
style={{ width: webcamExpanded ? "240px" : "140px", transition: "width 300ms ease" }}
style={{
width: webcamExpanded ? "240px" : "140px",
transition: "width 300ms ease",
}}
>
<div className="relative flex-1 min-w-0">
{!webcamExpanded && (
Expand Down Expand Up @@ -444,10 +482,27 @@ export function LaunchWindow() {
</button>
</div>

{/* Resume/Pause recording */}
{recording && (
<Tooltip content={paused ? "Resume recording" : "Pause recording"}>
<button
className={`${hudIconBtnClasses} ${styles.electronNoDrag}`}
onClick={paused ? resumeRecording : pauseRecording}
style={{ flex: "0 0 auto" }}
>
{paused ? getIcon("resume", "text-amber-300") : getIcon("pause", "text-amber-300")}
</button>
</Tooltip>
)}

{/* Record/Stop group */}
<button
className={`flex items-center gap-0.5 rounded-full p-2 transition-colors duration-150 ${styles.electronNoDrag} ${
recording ? "animate-record-pulse bg-red-500/10" : "bg-white/5 hover:bg-white/[0.08]"
recording
? paused
? "bg-amber-500/10"
: "animate-record-pulse bg-red-500/10"
: "bg-white/5 hover:bg-white/[0.08]"
}`}
onClick={toggleRecording}
disabled={!hasSelectedSource && !recording}
Expand Down
74 changes: 68 additions & 6 deletions src/hooks/useScreenRecorder.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -41,7 +41,10 @@ const WEBCAM_TARGET_FRAME_RATE = 30;

type UseScreenRecorderReturn = {
recording: boolean;
paused: boolean;
toggleRecording: () => void;
pauseRecording: () => void;
resumeRecording: () => void;
restartRecording: () => void;
microphoneEnabled: boolean;
setMicrophoneEnabled: (enabled: boolean) => void;
Expand Down Expand Up @@ -85,6 +88,7 @@ function createRecorderHandle(stream: MediaStream, options: MediaRecorderOptions
export function useScreenRecorder(): UseScreenRecorderReturn {
const t = useScopedT("editor");
const [recording, setRecording] = useState(false);
const [paused, setPaused] = useState(false);
const [microphoneEnabled, setMicrophoneEnabled] = useState(false);
const [microphoneDeviceId, setMicrophoneDeviceId] = useState<string | undefined>(undefined);
const [webcamDeviceId, setWebcamDeviceId] = useState<string | undefined>(undefined);
Expand All @@ -98,6 +102,8 @@ export function useScreenRecorder(): UseScreenRecorderReturn {
const webcamStream = useRef<MediaStream | null>(null);
const mixingContext = useRef<AudioContext | null>(null);
const startTime = useRef<number>(0);
const pausedStartedAt = useRef<number | null>(null);
const pausedDurationMs = useRef(0);
const recordingId = useRef<number>(0);
const finalizingRecordingId = useRef<number | null>(null);
const allowAutoFinalize = useRef(false);
Expand Down Expand Up @@ -200,8 +206,12 @@ export function useScreenRecorder(): UseScreenRecorderReturn {
webcamRecorder.current = null;
}

pausedStartedAt.current = null;
pausedDurationMs.current = 0;

teardownMedia();
setRecording(false);
setPaused(false);
window.electronAPI?.setRecordingState(false);

void (async () => {
Expand Down Expand Up @@ -273,7 +283,13 @@ export function useScreenRecorder(): UseScreenRecorderReturn {
}

const activeWebcamRecorder = webcamRecorder.current;
const duration = Date.now() - startTime.current;

if (pausedStartedAt.current) {
pausedDurationMs.current += Date.now() - pausedStartedAt.current;
pausedStartedAt.current = null;
}

const duration = Date.now() - startTime.current - pausedDurationMs.current;
const activeRecordingId = recordingId.current;

finalizeRecording(
Expand All @@ -283,15 +299,21 @@ export function useScreenRecorder(): UseScreenRecorderReturn {
activeRecordingId,
);

if (activeScreenRecorder.recorder.state === "recording") {
if (
activeScreenRecorder.recorder.state === "recording" ||
activeScreenRecorder.recorder.state === "paused"
) {
try {
activeScreenRecorder.recorder.stop();
} catch {
// Recorder may already be stopping.
}
}
if (activeWebcamRecorder) {
if (activeWebcamRecorder.recorder.state === "recording") {
if (
activeWebcamRecorder.recorder.state === "recording" ||
activeWebcamRecorder.recorder.state === "paused"
) {
try {
activeWebcamRecorder.recorder.stop();
} catch {
Expand All @@ -316,14 +338,20 @@ export function useScreenRecorder(): UseScreenRecorderReturn {
restarting.current = false;
discardRecordingId.current = null;

if (screenRecorder.current?.recorder.state === "recording") {
if (
screenRecorder.current?.recorder.state === "recording" ||
screenRecorder.current?.recorder.state === "paused"
) {
try {
screenRecorder.current.recorder.stop();
} catch {
// Ignore recorder teardown errors during cleanup.
}
}
if (webcamRecorder.current?.recorder.state === "recording") {
if (
webcamRecorder.current?.recorder.state === "recording" ||
webcamRecorder.current?.recorder.state === "paused"
) {
try {
webcamRecorder.current.recorder.stop();
} catch {
Expand Down Expand Up @@ -519,8 +547,11 @@ export function useScreenRecorder(): UseScreenRecorderReturn {

recordingId.current = Date.now();
startTime.current = recordingId.current;
pausedStartedAt.current = null;
pausedDurationMs.current = 0;
allowAutoFinalize.current = true;
setRecording(true);
setPaused(false);
window.electronAPI?.setRecordingState(true);

const activeScreenRecorder = screenRecorder.current;
Expand All @@ -536,7 +567,7 @@ export function useScreenRecorder(): UseScreenRecorderReturn {
finalizeRecording(
activeScreenRecorder,
activeWebcamRecorder ?? null,
Math.max(0, Date.now() - startTime.current),
Math.max(0, Date.now() - startTime.current - pausedDurationMs.current),
activeRecordingId,
);
},
Expand All @@ -552,12 +583,40 @@ export function useScreenRecorder(): UseScreenRecorderReturn {
toast.error(errorMsg);
}
setRecording(false);
setPaused(false);
pausedStartedAt.current = null;
pausedDurationMs.current = 0;
screenRecorder.current = null;
webcamRecorder.current = null;
teardownMedia();
}
};

const pauseRecording = () => {
if (screenRecorder.current?.recorder.state === "recording") {
screenRecorder.current.recorder.pause();
if (webcamRecorder.current?.recorder.state === "recording") {
webcamRecorder.current.recorder.pause();
}
pausedStartedAt.current = Date.now();
setPaused(true);
}
};

const resumeRecording = () => {
if (screenRecorder.current?.recorder.state === "paused") {
if (pausedStartedAt.current) {
pausedDurationMs.current += Date.now() - pausedStartedAt.current;
pausedStartedAt.current = null;
}
if (webcamRecorder.current?.recorder.state === "paused") {
webcamRecorder.current.recorder.resume();
}
screenRecorder.current.recorder.resume();
setPaused(false);
}
};

const toggleRecording = () => {
recording ? stopRecording.current() : startRecording();
};
Expand Down Expand Up @@ -603,7 +662,10 @@ export function useScreenRecorder(): UseScreenRecorderReturn {

return {
recording,
paused,
toggleRecording,
pauseRecording,
resumeRecording,
restartRecording,
microphoneEnabled,
setMicrophoneEnabled,
Expand Down