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import { Box, Stack } from "@mui/material";
import { useFileUploadContext } from "./FileUploadContext";
import { UploadCard } from "./FileUploadSnackbar";
import { FileUploadStatus, SnackbarFile } from "./types";
import {
DndContext,
DragMoveEvent,
DragOverlay,
DragStartEvent,
MouseSensor,
TouchSensor,
useSensor,
useSensors,
} from "@dnd-kit/core";
import { restrictToHorizontalAxis } from "@dnd-kit/modifiers";
//when released under this value, it will be deleted
const DRAG_TRESHOLD = 140;
const animatedStyle = {
animation: "outAnimation 270ms ease-out",
opacity: 0.1,
"@keyframes outAnimation": {
"0%": {
transform: "translateX(0)",
opacity: 1,
},
"100%": {
transform: `translateX(${-DRAG_TRESHOLD}px)`,
opacity: 0.1,
},
},
};
const bounceAnimation = {
animation: "bounceInRight 0.75s ease",
"@keyframes bounceInRight": {
"0%": {
opacity: 0,
transform: "translateX(-100%)",
},
"25%": {
transform: "translateX(12px)",
},
"50%": {
transform: "translateX(-8px)",
},
"75%": {
transform: "translateX(3px)",
},
"100%": {
opacity: 1,
transform: "translateX(0)",
},
},
};
enum AnimationEnum {
FADE,
BOUNCE,
}
export default function FileUploadDesktopView() {
const { snackbarFiles, setSnackbarFiles, isEveryFileUploaded } =
useFileUploadContext();
const [expanded, setExpanded] = React.useState(false);
const [draggedItem, setDraggedItem] = React.useState<SnackbarFile | null>(
null,
);
const [currentAnimation, setCurrentAnimation] =
React.useState<AnimationEnum | null>(AnimationEnum.BOUNCE);
const [dragX, setDragX] = useState<number>(0); //DragOverlay does not have it's own transform, we need the actual item
const mouseSensor = useSensor(MouseSensor, {
activationConstraint: {
distance: 5,
},
});
const touchSensor = useSensor(TouchSensor, {
activationConstraint: {
distance: 5,
},
});
const sensors = useSensors(mouseSensor, touchSensor);
const closeTimeoutRef = useRef<NodeJS.Timeout | null>();
const handleDragEnd = useCallback(
(event: DragMoveEvent) => {
if (event.delta.x < -DRAG_TRESHOLD || event.delta.x > DRAG_TRESHOLD) {
setSnackbarFiles((prev) =>
prev.filter((item) => item.identifier !== event.active.id && item.name !== event.active.id),
);
}
setDraggedItem(null);
setDragX(0);
},
[snackbarFiles],
);
const handleDragStart = (event: DragStartEvent) => {
const item = snackbarFiles.find(
(item) => item.identifier === event.active.id || item.name === event.active.id,
);
if (item) setDraggedItem(item);
};
const handleDragMove = (event: DragMoveEvent) => {
//we will use this for the opacity effect
setDragX(event.delta.x);
};
const handleMouseEnter = () => {
closeTimeoutRef.current && clearTimeout(closeTimeoutRef.current);
!currentAnimation && setExpanded(true);
};
const handleMouseLeave = () => {
!currentAnimation && !draggedItem && setExpanded(false);
};
useEffect(() => {
const timeoutID = setTimeout(() => {
if (
snackbarFiles.length > 0 &&
isEveryFileUploaded &&
!expanded &&
!draggedItem
) {
setCurrentAnimation(AnimationEnum.FADE);
}
}, 3000);
return () => {
clearTimeout(timeoutID);
};
}, [snackbarFiles, isEveryFileUploaded, expanded]);
useEffect(() => {
const closeTimeout = setTimeout(() => {
if (expanded && !draggedItem) {
setExpanded(false);
}
}, 3000);
closeTimeoutRef.current = closeTimeout;
return () => {
clearTimeout(closeTimeout);
}
}, [draggedItem]);
const handleAnimationEnd = () => {
Eif (currentAnimation === AnimationEnum.BOUNCE) {
setCurrentAnimation(null);
return;
}
setSnackbarFiles([]);
setCurrentAnimation(AnimationEnum.BOUNCE);
};
const animStyle = useMemo(() => {
switch (currentAnimation) {
case AnimationEnum.BOUNCE:
return bounceAnimation;
case AnimationEnum.FADE:
return animatedStyle;
default:
return {};
}
}, [currentAnimation]);
if (snackbarFiles.length < 1) return null;
return (
<DndContext
onDragStart={handleDragStart}
onDragEnd={handleDragEnd}
onDragMove={handleDragMove}
sensors={sensors}
>
<Box
sx={{
position: "fixed",
zIndex: 1500,
left: "80px",
bottom: "0px",
width: "400px",
}}
onMouseEnter={handleMouseEnter}
onMouseLeave={handleMouseLeave}
data-testid="snackbar-desktop-container"
>
{expanded || !!draggedItem ? ( //to avoid glitches, it's better to keep list expanded while dragging
<Stack
direction="column-reverse"
alignItems="center"
spacing={1}
sx={{
maxHeight: "100vh",
overflowY: "auto",
paddingTop: "30px",
paddingBottom: "30px",
paddingLeft: "15px",
paddingRight: "55px",
overflowX: "hidden",
}}
data-testid="snackbar-desktop-expanded-container"
>
{snackbarFiles.map((file: SnackbarFile) => {
return (
<UploadCard
key={file.id}
snackbarFile={file}
style={{
width: "100%",
}}
isDraggingEnabled={
file.status !== FileUploadStatus.IN_PROGRESS
}
/>
);
})}
</Stack>
) : (
<Stack
direction="column-reverse"
alignItems="center"
spacing={-5.5}
sx={{
paddingBottom: "30px",
paddingLeft: "15px",
paddingRight: "55px",
...animStyle,
}}
data-testid="snackbar-desktop-collapsed-container"
onAnimationEnd={handleAnimationEnd}
>
{snackbarFiles
.slice(0, 3)
.map((file: SnackbarFile, index: number) => {
return (
<UploadCard
snackbarFile={file}
key={file.id}
progressVisibleOnCollapse={index === 0}
style={{
// In mockups, when stack is collapsed each next item is approximately 16px smaller than previous
width: `calc(100% - ${index * 16}px)`,
}}
/>
);
})}
</Stack>
)}
</Box>
<DragOverlay zIndex={1501} modifiers={[restrictToHorizontalAxis]}>
{draggedItem ? (
<UploadCard
key={draggedItem.id}
snackbarFile={draggedItem}
style={{
width: "100%",
}}
dragX={dragX}
isDraggingEnabled
isOverlay
/>
) : null}
</DragOverlay>
</DndContext>
);
}
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