Implement event review timeline (#9941)

* initial implementation of review timeline

* hooks

* clean up and comments

* reorganize components

* colors and tweaks

* remove touch events for now

* remove touch events for now

* fix vite config

* use unix timestamps everywhere

* fix corner rounding

* comparison

* use ReviewSegment type

* update mock review event generator

* severity type enum

* remove testing code
This commit is contained in:
Josh Hawkins
2024-02-20 17:22:59 -06:00
committed by GitHub
parent aa99e11e1a
commit cdd6ac9071
11 changed files with 1231 additions and 18 deletions

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import useDraggableHandler from "@/hooks/use-handle-dragging";
import {
useEffect,
useCallback,
useMemo,
useRef,
useState,
RefObject,
} from "react";
import EventSegment from "./EventSegment";
import { useEventUtils } from "@/hooks/use-event-utils";
import { ReviewSegment, ReviewSeverity } from "@/types/review";
export type EventReviewTimelineProps = {
segmentDuration: number;
timestampSpread: number;
timelineStart: number;
timelineDuration?: number;
showHandlebar?: boolean;
handlebarTime?: number;
showMinimap?: boolean;
minimapStartTime?: number;
minimapEndTime?: number;
events: ReviewSegment[];
severityType: ReviewSeverity;
contentRef: RefObject<HTMLDivElement>;
};
export function EventReviewTimeline({
segmentDuration,
timestampSpread,
timelineStart,
timelineDuration = 24 * 60 * 60,
showHandlebar = false,
handlebarTime,
showMinimap = false,
minimapStartTime,
minimapEndTime,
events,
severityType,
contentRef,
}: EventReviewTimelineProps) {
const [isDragging, setIsDragging] = useState(false);
const [currentTimeSegment, setCurrentTimeSegment] = useState<number>(0);
const scrollTimeRef = useRef<HTMLDivElement>(null);
const timelineRef = useRef<HTMLDivElement>(null);
const currentTimeRef = useRef<HTMLDivElement>(null);
const observer = useRef<ResizeObserver | null>(null);
const { alignDateToTimeline } = useEventUtils(events, segmentDuration);
const { handleMouseDown, handleMouseUp, handleMouseMove } =
useDraggableHandler({
contentRef,
timelineRef,
scrollTimeRef,
alignDateToTimeline,
segmentDuration,
showHandlebar,
timelineDuration,
timelineStart,
isDragging,
setIsDragging,
currentTimeRef,
});
function handleResize() {
// TODO: handle screen resize for mobile
if (timelineRef.current && contentRef.current) {
}
}
useEffect(() => {
if (contentRef.current) {
const content = contentRef.current;
observer.current = new ResizeObserver(() => {
handleResize();
});
observer.current.observe(content);
return () => {
observer.current?.unobserve(content);
};
}
}, []);
// Generate segments for the timeline
const generateSegments = useCallback(() => {
const segmentCount = timelineDuration / segmentDuration;
const segmentAlignedTime = alignDateToTimeline(timelineStart);
return Array.from({ length: segmentCount }, (_, index) => {
const segmentTime = segmentAlignedTime - index * segmentDuration;
return (
<EventSegment
key={segmentTime}
events={events}
segmentDuration={segmentDuration}
segmentTime={segmentTime}
timestampSpread={timestampSpread}
showMinimap={showMinimap}
minimapStartTime={minimapStartTime}
minimapEndTime={minimapEndTime}
severityType={severityType}
/>
);
});
}, [
segmentDuration,
timestampSpread,
timelineStart,
timelineDuration,
showMinimap,
minimapStartTime,
minimapEndTime,
]);
const segments = useMemo(
() => generateSegments(),
[
segmentDuration,
timestampSpread,
timelineStart,
timelineDuration,
showMinimap,
minimapStartTime,
minimapEndTime,
events,
]
);
useEffect(() => {
if (showHandlebar) {
requestAnimationFrame(() => {
if (currentTimeRef.current && currentTimeSegment) {
currentTimeRef.current.textContent = new Date(
currentTimeSegment * 1000
).toLocaleTimeString([], {
hour: "2-digit",
minute: "2-digit",
...(segmentDuration < 60 && { second: "2-digit" }),
});
}
});
}
}, [currentTimeSegment, showHandlebar]);
useEffect(() => {
if (timelineRef.current && handlebarTime && showHandlebar) {
const { scrollHeight: timelineHeight } = timelineRef.current;
// Calculate the height of an individual segment
const segmentHeight =
timelineHeight / (timelineDuration / segmentDuration);
// Calculate the segment index corresponding to the target time
const alignedHandlebarTime = alignDateToTimeline(handlebarTime);
const segmentIndex = Math.ceil(
(timelineStart - alignedHandlebarTime) / segmentDuration
);
// Calculate the top position based on the segment index
const newTopPosition = Math.max(0, segmentIndex * segmentHeight);
// Set the top position of the handle
const thumb = scrollTimeRef.current;
if (thumb) {
requestAnimationFrame(() => {
thumb.style.top = `${newTopPosition}px`;
});
}
setCurrentTimeSegment(alignedHandlebarTime);
}
}, [
handlebarTime,
segmentDuration,
showHandlebar,
timelineDuration,
timelineStart,
alignDateToTimeline,
]);
useEffect(() => {
generateSegments();
if (!currentTimeSegment && !handlebarTime) {
setCurrentTimeSegment(timelineStart);
}
// TODO: touch events for mobile
document.addEventListener("mousemove", handleMouseMove);
document.addEventListener("mouseup", handleMouseUp);
return () => {
document.removeEventListener("mousemove", handleMouseMove);
document.removeEventListener("mouseup", handleMouseUp);
};
}, [
currentTimeSegment,
generateSegments,
timelineStart,
handleMouseUp,
handleMouseMove,
]);
return (
<div
ref={timelineRef}
className={`relative w-[120px] md:w-[100px] h-[100dvh] overflow-y-scroll no-scrollbar bg-secondary ${
isDragging && showHandlebar ? "cursor-grabbing" : "cursor-auto"
}`}
>
<div className="flex flex-col">{segments}</div>
{showHandlebar && (
<div className={`absolute left-0 top-0 z-20 w-full `} role="scrollbar">
<div className={`flex items-center justify-center `}>
<div
ref={scrollTimeRef}
className={`relative w-full ${
isDragging ? "cursor-grabbing" : "cursor-grab"
}`}
onMouseDown={handleMouseDown}
>
<div
className={`bg-destructive rounded-full mx-auto ${
segmentDuration < 60 ? "w-20" : "w-16"
} h-5 flex items-center justify-center`}
>
<div
ref={currentTimeRef}
className="text-white text-xs z-10"
></div>
</div>
<div className="absolute h-1 w-full bg-destructive top-1/2 transform -translate-y-1/2"></div>
</div>
</div>
</div>
)}
</div>
);
}
export default EventReviewTimeline;

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import { useEventUtils } from "@/hooks/use-event-utils";
import { useSegmentUtils } from "@/hooks/use-segment-utils";
import { ReviewSegment, ReviewSeverity } from "@/types/review";
import { useMemo } from "react";
type EventSegmentProps = {
events: ReviewSegment[];
segmentTime: number;
segmentDuration: number;
timestampSpread: number;
showMinimap: boolean;
minimapStartTime?: number;
minimapEndTime?: number;
severityType: ReviewSeverity;
};
type MinimapSegmentProps = {
isFirstSegmentInMinimap: boolean;
isLastSegmentInMinimap: boolean;
alignedMinimapStartTime: number;
alignedMinimapEndTime: number;
};
type TickSegmentProps = {
isFirstSegmentInMinimap: boolean;
isLastSegmentInMinimap: boolean;
timestamp: Date;
timestampSpread: number;
};
type TimestampSegmentProps = {
isFirstSegmentInMinimap: boolean;
isLastSegmentInMinimap: boolean;
timestamp: Date;
timestampSpread: number;
segmentKey: number;
};
function MinimapBounds({
isFirstSegmentInMinimap,
isLastSegmentInMinimap,
alignedMinimapStartTime,
alignedMinimapEndTime,
}: MinimapSegmentProps) {
return (
<>
{isFirstSegmentInMinimap && (
<div className="absolute inset-0 -bottom-5 w-full flex items-center justify-center text-xs text-primary font-medium z-20 text-center text-[9px]">
{new Date(alignedMinimapStartTime * 1000).toLocaleTimeString([], {
hour: "2-digit",
minute: "2-digit",
month: "short",
day: "2-digit",
})}
</div>
)}
{isLastSegmentInMinimap && (
<div className="absolute inset-0 -top-1 w-full flex items-center justify-center text-xs text-primary font-medium z-20 text-center text-[9px]">
{new Date(alignedMinimapEndTime * 1000).toLocaleTimeString([], {
hour: "2-digit",
minute: "2-digit",
month: "short",
day: "2-digit",
})}
</div>
)}
</>
);
}
function Tick({
isFirstSegmentInMinimap,
isLastSegmentInMinimap,
timestamp,
timestampSpread,
}: TickSegmentProps) {
return (
<div className="w-5 h-2 flex justify-left items-end">
{!isFirstSegmentInMinimap && !isLastSegmentInMinimap && (
<div
className={`h-0.5 ${
timestamp.getMinutes() % timestampSpread === 0 &&
timestamp.getSeconds() === 0
? "w-4 bg-gray-400"
: "w-2 bg-gray-600"
}`}
></div>
)}
</div>
);
}
function Timestamp({
isFirstSegmentInMinimap,
isLastSegmentInMinimap,
timestamp,
timestampSpread,
segmentKey,
}: TimestampSegmentProps) {
return (
<div className="w-10 h-2 flex justify-left items-top z-10">
{!isFirstSegmentInMinimap && !isLastSegmentInMinimap && (
<div
key={`${segmentKey}_timestamp`}
className="text-[8px] text-gray-400"
>
{timestamp.getMinutes() % timestampSpread === 0 &&
timestamp.getSeconds() === 0 &&
timestamp.toLocaleTimeString([], {
hour: "2-digit",
minute: "2-digit",
})}
</div>
)}
</div>
);
}
export function EventSegment({
events,
segmentTime,
segmentDuration,
timestampSpread,
showMinimap,
minimapStartTime,
minimapEndTime,
severityType,
}: EventSegmentProps) {
const {
getSeverity,
getReviewed,
displaySeverityType,
shouldShowRoundedCorners,
} = useSegmentUtils(segmentDuration, events, severityType);
const { alignDateToTimeline } = useEventUtils(events, segmentDuration);
const severity = useMemo(
() => getSeverity(segmentTime),
[getSeverity, segmentTime]
);
const reviewed = useMemo(
() => getReviewed(segmentTime),
[getReviewed, segmentTime]
);
const { roundTop, roundBottom } = useMemo(
() => shouldShowRoundedCorners(segmentTime),
[shouldShowRoundedCorners, segmentTime]
);
const timestamp = useMemo(() => new Date(segmentTime * 1000), [segmentTime]);
const segmentKey = useMemo(() => segmentTime, [segmentTime]);
const alignedMinimapStartTime = useMemo(
() => alignDateToTimeline(minimapStartTime ?? 0),
[minimapStartTime, alignDateToTimeline]
);
const alignedMinimapEndTime = useMemo(
() => alignDateToTimeline(minimapEndTime ?? 0),
[minimapEndTime, alignDateToTimeline]
);
const isInMinimapRange = useMemo(() => {
return (
showMinimap &&
minimapStartTime &&
minimapEndTime &&
segmentTime > minimapStartTime &&
segmentTime < minimapEndTime
);
}, [showMinimap, minimapStartTime, minimapEndTime, segmentTime]);
const isFirstSegmentInMinimap = useMemo(() => {
return showMinimap && segmentTime === alignedMinimapStartTime;
}, [showMinimap, segmentTime, alignedMinimapStartTime]);
const isLastSegmentInMinimap = useMemo(() => {
return showMinimap && segmentTime === alignedMinimapEndTime;
}, [showMinimap, segmentTime, alignedMinimapEndTime]);
const segmentClasses = `flex flex-row ${
showMinimap
? isInMinimapRange
? "bg-card"
: isLastSegmentInMinimap
? ""
: "opacity-70"
: ""
} ${
isFirstSegmentInMinimap || isLastSegmentInMinimap
? "relative h-2 border-b border-gray-500"
: ""
}`;
const severityColors: { [key: number]: string } = {
1: reviewed
? "from-severity_motion-dimmed/30 to-severity_motion/30"
: "from-severity_motion-dimmed to-severity_motion",
2: reviewed
? "from-severity_detection-dimmed/30 to-severity_detection/30"
: "from-severity_detection-dimmed to-severity_detection",
3: reviewed
? "from-severity_alert-dimmed/30 to-severity_alert/30"
: "from-severity_alert-dimmed to-severity_alert",
};
return (
<div key={segmentKey} className={segmentClasses}>
<MinimapBounds
isFirstSegmentInMinimap={isFirstSegmentInMinimap}
isLastSegmentInMinimap={isLastSegmentInMinimap}
alignedMinimapStartTime={alignedMinimapStartTime}
alignedMinimapEndTime={alignedMinimapEndTime}
/>
<Tick
isFirstSegmentInMinimap={isFirstSegmentInMinimap}
isLastSegmentInMinimap={isLastSegmentInMinimap}
timestamp={timestamp}
timestampSpread={timestampSpread}
/>
<Timestamp
isFirstSegmentInMinimap={isFirstSegmentInMinimap}
isLastSegmentInMinimap={isLastSegmentInMinimap}
timestamp={timestamp}
timestampSpread={timestampSpread}
segmentKey={segmentKey}
/>
{severity == displaySeverityType && (
<div className="mr-3 w-2 h-2 flex justify-left items-end">
<div
key={`${segmentKey}_primary_data`}
className={`
w-full h-2 bg-gradient-to-r
${roundBottom ? "rounded-bl-full rounded-br-full" : ""}
${roundTop ? "rounded-tl-full rounded-tr-full" : ""}
${severityColors[severity]}
`}
></div>
</div>
)}
{severity != displaySeverityType && (
<div className="h-2 flex flex-grow justify-end items-end">
<div
key={`${segmentKey}_secondary_data`}
className={`
w-1 h-2 bg-gradient-to-r
${roundBottom ? "rounded-bl-full rounded-br-full" : ""}
${roundTop ? "rounded-tl-full rounded-tr-full" : ""}
${severityColors[severity]}
`}
></div>
</div>
)}
</div>
);
}
export default EventSegment;

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import { useCallback } from 'react';
import { ReviewSegment } from '@/types/review';
export const useEventUtils = (events: ReviewSegment[], segmentDuration: number) => {
const isStartOfEvent = useCallback((time: number): boolean => {
return events.some((event) => {
const segmentStart = getSegmentStart(event.start_time);
return time >= segmentStart && time < segmentStart + segmentDuration;
});
}, [events, segmentDuration]);
const isEndOfEvent = useCallback((time: number): boolean => {
return events.some((event) => {
if (typeof event.end_time === 'number') {
const segmentEnd = getSegmentEnd(event.end_time);
return time >= segmentEnd - segmentDuration && time < segmentEnd;
}
return false; // Return false if end_time is undefined
});
}, [events, segmentDuration]);
const getSegmentStart = useCallback((time: number): number => {
return Math.floor(time / (segmentDuration)) * (segmentDuration);
}, [segmentDuration]);
const getSegmentEnd = useCallback((time: number): number => {
return Math.ceil(time / (segmentDuration)) * (segmentDuration);
}, [segmentDuration]);
const alignDateToTimeline = useCallback((time: number): number => {
const remainder = time % (segmentDuration);
const adjustment = remainder !== 0 ? segmentDuration - remainder : 0;
return time + adjustment;
}, [segmentDuration]);
return { isStartOfEvent, isEndOfEvent, getSegmentStart, getSegmentEnd, alignDateToTimeline };
};

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import { useCallback } from "react";
interface DragHandlerProps {
contentRef: React.RefObject<HTMLElement>;
timelineRef: React.RefObject<HTMLDivElement>;
scrollTimeRef: React.RefObject<HTMLDivElement>;
alignDateToTimeline: (time: number) => number;
segmentDuration: number;
showHandlebar: boolean;
timelineDuration: number;
timelineStart: number;
isDragging: boolean;
setIsDragging: React.Dispatch<React.SetStateAction<boolean>>;
currentTimeRef: React.MutableRefObject<HTMLDivElement | null>;
}
// TODO: handle mobile touch events
function useDraggableHandler({
contentRef,
timelineRef,
scrollTimeRef,
alignDateToTimeline,
segmentDuration,
showHandlebar,
timelineDuration,
timelineStart,
isDragging,
setIsDragging,
currentTimeRef,
}: DragHandlerProps) {
const handleMouseDown = useCallback(
(e: React.MouseEvent<HTMLDivElement>) => {
e.preventDefault();
e.stopPropagation();
setIsDragging(true);
},
[setIsDragging]
);
const handleMouseUp = useCallback(
(e: MouseEvent) => {
e.preventDefault();
e.stopPropagation();
if (isDragging) {
setIsDragging(false);
}
},
[isDragging, setIsDragging]
);
const handleMouseMove = useCallback(
(e: MouseEvent) => {
if (!contentRef.current || !timelineRef.current || !scrollTimeRef.current) {
return;
}
e.preventDefault();
e.stopPropagation();
if (isDragging) {
const {
scrollHeight: timelineHeight,
clientHeight: visibleTimelineHeight,
scrollTop: scrolled,
offsetTop: timelineTop,
} = timelineRef.current;
const segmentHeight =
timelineHeight / (timelineDuration / segmentDuration);
const getCumulativeScrollTop = (
element: HTMLElement | null
) => {
let scrollTop = 0;
while (element) {
scrollTop += element.scrollTop;
element = element.parentElement;
}
return scrollTop;
};
const parentScrollTop = getCumulativeScrollTop(timelineRef.current);
const newHandlePosition = Math.min(
visibleTimelineHeight - timelineTop + parentScrollTop,
Math.max(
segmentHeight + scrolled,
e.clientY - timelineTop + parentScrollTop
)
);
const segmentIndex = Math.floor(newHandlePosition / segmentHeight);
const segmentStartTime = alignDateToTimeline(
timelineStart - segmentIndex * segmentDuration
);
if (showHandlebar) {
const thumb = scrollTimeRef.current;
requestAnimationFrame(() => {
thumb.style.top = `${newHandlePosition - segmentHeight}px`;
if (currentTimeRef.current) {
currentTimeRef.current.textContent = new Date(
segmentStartTime*1000
).toLocaleTimeString([], {
hour: "2-digit",
minute: "2-digit",
...(segmentDuration < 60 && { second: "2-digit" }),
});
}
});
}
}
},
[
isDragging,
contentRef,
segmentDuration,
showHandlebar,
timelineDuration,
timelineStart,
]
);
return { handleMouseDown, handleMouseUp, handleMouseMove };
}
export default useDraggableHandler;

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import { useCallback, useMemo } from 'react';
import { ReviewSegment } from '@/types/review';
export const useSegmentUtils = (
segmentDuration: number,
events: ReviewSegment[],
severityType: string,
) => {
const getSegmentStart = useCallback((time: number): number => {
return Math.floor(time / (segmentDuration)) * (segmentDuration);
}, [segmentDuration]);
const getSegmentEnd = useCallback((time: number | undefined): number => {
if (time) {
return Math.ceil(time / (segmentDuration)) * (segmentDuration);
} else {
return (Date.now()/1000)+(segmentDuration);
}
}, [segmentDuration]);
const mapSeverityToNumber = useCallback((severity: string): number => {
switch (severity) {
case "significant_motion":
return 1;
case "detection":
return 2;
case "alert":
return 3;
default:
return 0;
}
}, []);
const displaySeverityType = useMemo(
() => mapSeverityToNumber(severityType ?? ""),
[severityType]
);
const getSeverity = useCallback((time: number): number => {
const activeEvents = events?.filter((event) => {
const segmentStart = getSegmentStart(event.start_time);
const segmentEnd = getSegmentEnd(event.end_time);
return time >= segmentStart && time < segmentEnd;
});
if (activeEvents?.length === 0) return 0; // No event at this time
const severityValues = activeEvents?.map((event) =>
mapSeverityToNumber(event.severity)
);
return Math.max(...severityValues);
}, [events, getSegmentStart, getSegmentEnd, mapSeverityToNumber]);
const getReviewed = useCallback((time: number): boolean => {
return events.some((event) => {
const segmentStart = getSegmentStart(event.start_time);
const segmentEnd = getSegmentEnd(event.end_time);
return (
time >= segmentStart && time < segmentEnd && event.has_been_reviewed
);
});
}, [events, getSegmentStart, getSegmentEnd]);
const shouldShowRoundedCorners = useCallback(
(segmentTime: number): { roundTop: boolean, roundBottom: boolean } => {
const prevSegmentTime = segmentTime - segmentDuration;
const nextSegmentTime = segmentTime + segmentDuration;
const severityEvents = events.filter(e => e.severity === severityType);
const otherEvents = events.filter(e => e.severity !== severityType);
const hasPrevSeverityEvent = severityEvents.some(e => {
return (
prevSegmentTime >= getSegmentStart(e.start_time) &&
prevSegmentTime < getSegmentEnd(e.end_time)
);
});
const hasNextSeverityEvent = severityEvents.some(e => {
return (
nextSegmentTime >= getSegmentStart(e.start_time) &&
nextSegmentTime < getSegmentEnd(e.end_time)
);
});
const hasPrevOtherEvent = otherEvents.some(e => {
return (
prevSegmentTime >= getSegmentStart(e.start_time) &&
prevSegmentTime < getSegmentEnd(e.end_time)
);
});
const hasNextOtherEvent = otherEvents.some(e => {
return (
nextSegmentTime >= getSegmentStart(e.start_time) &&
nextSegmentTime < getSegmentEnd(e.end_time)
);
});
const hasOverlappingSeverityEvent = severityEvents.some(e => {
return segmentTime >= getSegmentStart(e.start_time) &&
segmentTime < getSegmentEnd(e.end_time)
});
const hasOverlappingOtherEvent = otherEvents.some(e => {
return segmentTime >= getSegmentStart(e.start_time) &&
segmentTime < getSegmentEnd(e.end_time)
});
let roundTop = false;
let roundBottom = false;
if (hasOverlappingSeverityEvent) {
roundBottom = !hasPrevSeverityEvent;
roundTop = !hasNextSeverityEvent;
} else if (hasOverlappingOtherEvent) {
roundBottom = !hasPrevOtherEvent;
roundTop = !hasNextOtherEvent;
} else {
roundTop = !hasNextSeverityEvent || !hasNextOtherEvent;
roundBottom = !hasPrevSeverityEvent || !hasPrevOtherEvent;
}
return {
roundTop,
roundBottom
};
},
[events, getSegmentStart, getSegmentEnd, segmentDuration, severityType]
);
return { getSegmentStart, getSegmentEnd, getSeverity, displaySeverityType, getReviewed, shouldShowRoundedCorners };
};

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@@ -1,3 +1,4 @@
@import "/themes/tailwind-base.css";
@import "/themes/theme-default.css";
@import "/themes/theme-blue.css";
@import "/themes/theme-gold.css";
@@ -27,3 +28,14 @@
font-family: "Inter";
src: url("../fonts/Inter-VariableFont_slnt,wght.ttf");
}
/* Hide scrollbar for Chrome, Safari and Opera */
.no-scrollbar::-webkit-scrollbar {
display: none;
}
/* Hide scrollbar for IE, Edge and Firefox */
.no-scrollbar {
-ms-overflow-style: none; /* IE and Edge */
scrollbar-width: none; /* Firefox */
}

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@@ -1,4 +1,4 @@
import { useCallback, useMemo, useState } from "react";
import { useCallback, useMemo, useRef, useState } from "react";
import Heading from "@/components/ui/heading";
import ActivityScrubber, {
ScrubberItem,
@@ -9,6 +9,8 @@ import { Event } from "@/types/event";
import ActivityIndicator from "@/components/ui/activity-indicator";
import { useApiHost } from "@/api";
import TimelineScrubber from "@/components/playground/TimelineScrubber";
import EventReviewTimeline from "@/components/timeline/EventReviewTimeline";
import { ReviewData, ReviewSegment, ReviewSeverity } from "@/types/review";
// Color data
const colors = [
@@ -57,9 +59,46 @@ function eventsToScrubberItems(events: Event[]): ScrubberItem[] {
}));
}
const generateRandomEvent = (): ReviewSegment => {
const start_time = Math.floor(Date.now() / 1000) - Math.random() * 60 * 60;
const end_time = Math.floor(start_time + Math.random() * 60 * 10);
const severities: ReviewSeverity[] = [
"significant_motion",
"detection",
"alert",
];
const severity = severities[Math.floor(Math.random() * severities.length)];
const has_been_reviewed = Math.random() < 0.2;
const id = new Date(start_time * 1000).toISOString(); // Date string as mock ID
// You need to provide values for camera, thumb_path, and data
const camera = "CameraXYZ";
const thumb_path = "/path/to/thumb";
const data: ReviewData = {
audio: [],
detections: [],
objects: [],
significant_motion_areas: [],
zones: [],
};
return {
id,
start_time,
end_time,
severity,
has_been_reviewed,
camera,
thumb_path,
data,
};
};
function UIPlayground() {
const { data: config } = useSWR<FrigateConfig>("config");
const [timeline, setTimeline] = useState<string | undefined>(undefined);
const contentRef = useRef<HTMLDivElement>(null);
const [mockEvents, setMockEvents] = useState<ReviewSegment[]>([]);
const onSelect = useCallback(({ items }: { items: string[] }) => {
setTimeline(items[0]);
@@ -75,6 +114,11 @@ function UIPlayground() {
{ limit: 10, after: recentTimestamp },
]);
useMemo(() => {
const initialEvents = Array.from({ length: 50 }, generateRandomEvent);
setMockEvents(initialEvents);
}, []);
return (
<>
<Heading as="h2">UI Playground</Heading>
@@ -111,25 +155,50 @@ function UIPlayground() {
</div>
)}
<Heading as="h4" className="my-5">
Color scheme
</Heading>
<p className="text-small">
Colors as set by the current theme. See the{" "}
<a className="underline" href="https://ui.shadcn.com/docs/theming">
shadcn theming docs
</a>{" "}
for usage.
</p>
<div className="flex">
<div className="flex-grow">
<div ref={contentRef}>
<Heading as="h4" className="my-5">
Color scheme
</Heading>
<p className="text-small">
Colors as set by the current theme. See the{" "}
<a
className="underline"
href="https://ui.shadcn.com/docs/theming"
>
shadcn theming docs
</a>{" "}
for usage.
</p>
<div className="w-72 my-5">
{colors.map((color, index) => (
<ColorSwatch
key={index}
name={color}
value={`hsl(var(--${color}))`}
<div className="my-5">
{colors.map((color, index) => (
<ColorSwatch
key={index}
name={color}
value={`hsl(var(--${color}))`}
/>
))}
</div>
</div>
</div>
<div className="flex-none">
<EventReviewTimeline
segmentDuration={60} // seconds per segment
timestampSpread={15} // minutes between each major timestamp
timelineStart={Math.floor(Date.now() / 1000)} // start of the timeline - all times are numeric, not Date objects
timelineDuration={24 * 60 * 60} // in minutes, defaults to 24 hours
showHandlebar // show / hide the handlebar
handlebarTime={Math.floor(Date.now() / 1000) - 27 * 60} // set the time of the handlebar
showMinimap // show / hide the minimap
minimapStartTime={Math.floor(Date.now() / 1000) - 35 * 60} // start time of the minimap - the earlier time (eg 1:00pm)
minimapEndTime={Math.floor(Date.now() / 1000) - 21 * 60} // end of the minimap - the later time (eg 3:00pm)
events={mockEvents} // events, including new has_been_reviewed and severity properties
severityType={"alert"} // choose the severity type for the middle line - all other severity types are to the right
contentRef={contentRef} // optional content ref where previews are, can be used for observing/scrolling later
/>
))}
</div>
</div>
</>
);

20
web/src/types/review.ts Normal file
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export interface ReviewSegment {
id: string;
camera: string;
severity: ReviewSeverity;
start_time: number;
end_time: number;
thumb_path: string;
has_been_reviewed: boolean;
data: ReviewData;
}
export type ReviewSeverity = "alert" | "detection" | "significant_motion";
export type ReviewData = {
audio: string[];
detections: string[];
objects: string[];
significant_motion_areas: number[];
zones: string[];
};