Files
hi-frontend/apps/user/src/sections/auth/slider-captcha.tsx
T
2026-05-25 22:03:36 -07:00

362 lines
11 KiB
TypeScript

import { Button } from "@workspace/ui/components/button";
import {
Dialog,
DialogContent,
DialogHeader,
DialogTitle,
} from "@workspace/ui/components/dialog";
import { Icon } from "@workspace/ui/composed/icon";
import {
generateCaptcha,
verifyCaptchaSlider,
} from "@workspace/ui/services/common/auth";
import {
type RefObject,
useCallback,
useImperativeHandle,
useRef,
useState,
} from "react";
import { useTranslation } from "react-i18next";
export interface SliderCaptchaRef {
reset: () => void;
}
interface SliderCaptchaProps {
value?: string;
onChange?: (value: string) => void;
}
interface TrailPoint {
x: number;
y: number;
t: number;
}
const BLOCK_SIZE = 100;
const BG_NATURAL_WIDTH = 560;
const BG_NATURAL_HEIGHT = 280;
const SliderCaptcha = ({
onChange,
ref,
}: SliderCaptchaProps & { ref?: RefObject<SliderCaptchaRef | null> }) => {
const { t } = useTranslation("auth");
const containerRef = useRef<HTMLDivElement>(null);
const [open, setOpen] = useState(false);
const [captchaId, setCaptchaId] = useState("");
const [bgImage, setBgImage] = useState("");
const [blockImage, setBlockImage] = useState("");
const [loading, setLoading] = useState(false);
const [verified, setVerified] = useState(false);
const [status, setStatus] = useState<"idle" | "success" | "fail">("idle");
const [blockPos, setBlockPos] = useState({ x: 0, y: 50 });
const [shaking, setShaking] = useState(false);
const dragging = useRef(false);
const startPointer = useRef({ x: 0, y: 0 });
const startBlock = useRef({ x: 0, y: 50 });
const dragStartTime = useRef(0);
const trail = useRef<TrailPoint[]>([]);
const getContainerSize = () => {
const el = containerRef.current;
if (!el) return { w: BG_NATURAL_WIDTH, h: BG_NATURAL_HEIGHT };
return { w: el.clientWidth, h: el.clientHeight };
};
const fetchCaptcha = useCallback(async () => {
setLoading(true);
setStatus("idle");
setBlockPos({ x: 0, y: 50 });
trail.current = [];
try {
const res = await generateCaptcha();
const data = res.data?.data;
if (data) {
setCaptchaId(data.id);
setBgImage(data.image);
setBlockImage(data.block_image ?? "");
}
} catch (e) {
console.error("Failed to generate slider captcha:", e);
} finally {
setLoading(false);
}
}, []);
const handleOpen = () => {
if (verified) return;
setOpen(true);
fetchCaptcha();
};
useImperativeHandle(ref, () => ({
reset: () => {
setVerified(false);
onChange?.("");
setOpen(false);
trail.current = [];
},
}));
const onPointerDown = (e: React.PointerEvent) => {
if (status === "success" || loading) return;
dragging.current = true;
dragStartTime.current = Date.now();
trail.current = [];
startPointer.current = { x: e.clientX, y: e.clientY };
startBlock.current = { ...blockPos };
(e.target as HTMLElement).setPointerCapture(e.pointerId);
e.preventDefault();
trail.current.push({
x: Math.round(startBlock.current.x),
y: Math.round(startBlock.current.y),
t: 0,
});
};
const onPointerMove = (e: React.PointerEvent) => {
if (!dragging.current) return;
const { w, h } = getContainerSize();
const scaleX = BG_NATURAL_WIDTH / w;
const scaleY = BG_NATURAL_HEIGHT / h;
const dx = (e.clientX - startPointer.current.x) * scaleX;
const dy = (e.clientY - startPointer.current.y) * scaleY;
const newX = Math.max(
0,
Math.min(startBlock.current.x + dx, BG_NATURAL_WIDTH - BLOCK_SIZE)
);
const newY = Math.max(
0,
Math.min(startBlock.current.y + dy, BG_NATURAL_HEIGHT - BLOCK_SIZE)
);
setBlockPos({ x: newX, y: newY });
trail.current.push({
x: Math.round(newX),
y: Math.round(newY),
t: Date.now() - dragStartTime.current,
});
};
const onPointerUp = async (e: React.PointerEvent) => {
if (!dragging.current) return;
dragging.current = false;
const { w, h } = getContainerSize();
const scaleX = BG_NATURAL_WIDTH / w;
const scaleY = BG_NATURAL_HEIGHT / h;
const dx = (e.clientX - startPointer.current.x) * scaleX;
const dy = (e.clientY - startPointer.current.y) * scaleY;
const finalX = Math.round(
Math.max(
0,
Math.min(startBlock.current.x + dx, BG_NATURAL_WIDTH - BLOCK_SIZE)
)
);
const finalY = Math.round(
Math.max(
0,
Math.min(startBlock.current.y + dy, BG_NATURAL_HEIGHT - BLOCK_SIZE)
)
);
setBlockPos({ x: finalX, y: finalY });
trail.current.push({
x: finalX,
y: finalY,
t: Date.now() - dragStartTime.current,
});
try {
const res = await verifyCaptchaSlider({
id: captchaId,
x: finalX,
y: finalY,
trail: JSON.stringify(trail.current),
});
const token = res.data?.data?.token;
if (token) {
setStatus("success");
setTimeout(() => {
setVerified(true);
onChange?.(token);
setOpen(false);
}, 600);
} else {
triggerFail();
}
} catch {
triggerFail();
}
};
const triggerFail = () => {
setStatus("fail");
setShaking(true);
setTimeout(() => {
setShaking(false);
fetchCaptcha();
}, 800);
};
const blockLeftPct = (blockPos.x / BG_NATURAL_WIDTH) * 100;
const blockTopPct = (blockPos.y / BG_NATURAL_HEIGHT) * 100;
const blockSizeWPct = (BLOCK_SIZE / BG_NATURAL_WIDTH) * 100;
const blockSizeHPct = (BLOCK_SIZE / BG_NATURAL_HEIGHT) * 100;
return (
<>
{/* Trigger button */}
<button
className={`relative flex w-full items-center gap-3 rounded-md border px-4 py-3 text-sm transition-colors ${
verified
? "border-green-400 bg-green-50 text-green-700 dark:bg-green-950/30"
: "border-input bg-background hover:bg-muted"
}`}
onClick={handleOpen}
type="button"
>
<span
className={`relative flex h-5 w-5 shrink-0 items-center justify-center rounded-full ${
verified ? "bg-green-500" : "bg-primary"
}`}
>
{verified ? (
<Icon className="text-white text-xs" icon="mdi:check" />
) : (
<>
<span className="absolute inline-flex h-full w-full animate-ping rounded-full bg-primary opacity-60" />
<span className="relative inline-flex h-3 w-3 rounded-full bg-primary" />
</>
)}
</span>
<span className={verified ? "font-medium" : "text-muted-foreground"}>
{verified
? t("captcha.slider.success", "Verified")
: t("captcha.slider.clickToVerify", "Click to verify")}
</span>
{verified && (
<Icon className="ml-auto text-green-500" icon="mdi:check-circle" />
)}
</button>
{/* Slider dialog */}
<Dialog
onOpenChange={(o) => {
if (!o) setOpen(false);
}}
open={open}
>
<DialogContent className="select-none p-6 sm:max-w-md">
<DialogHeader>
<DialogTitle>
{t("captcha.slider.title", "Security Verification")}
</DialogTitle>
</DialogHeader>
<div
className={`relative w-full overflow-hidden rounded-md bg-muted ${
shaking ? "animate-[shake_0.4s_ease-in-out]" : ""
}`}
ref={containerRef}
style={{
paddingTop: `${(BG_NATURAL_HEIGHT / BG_NATURAL_WIDTH) * 100}%`,
}}
>
<div className="absolute inset-0">
{loading ? (
<div className="flex h-full items-center justify-center">
<Icon className="animate-spin text-2xl" icon="mdi:loading" />
</div>
) : bgImage ? (
<>
<img
alt="captcha background"
className="absolute inset-0 h-full w-full"
draggable={false}
height={BG_NATURAL_HEIGHT}
src={bgImage}
width={BG_NATURAL_WIDTH}
/>
{blockImage && (
<img
alt="captcha block"
className="absolute cursor-grab active:cursor-grabbing"
draggable={false}
height={BG_NATURAL_HEIGHT}
onPointerDown={onPointerDown}
onPointerMove={onPointerMove}
onPointerUp={onPointerUp}
src={blockImage}
style={{
filter:
status === "success"
? "drop-shadow(0 0 3px rgba(74,222,128,0.9))"
: status === "fail"
? "drop-shadow(0 0 3px rgba(248,113,113,0.9))"
: "drop-shadow(0 0 2px rgba(255,255,255,0.7))",
left: `${blockLeftPct}%`,
top: `${blockTopPct}%`,
width: `${blockSizeWPct}%`,
height: `${blockSizeHPct}%`,
touchAction: "none",
}}
width={BG_NATURAL_WIDTH}
/>
)}
{status !== "idle" && (
<div
className={`absolute inset-0 flex items-center justify-center font-medium text-sm ${
status === "success"
? "bg-green-500/20 text-green-700"
: "bg-red-500/20 text-red-700"
}`}
>
{status === "success"
? t("captcha.slider.success", "Verified")
: t("captcha.slider.fail", "Try again")}
</div>
)}
</>
) : null}
</div>
</div>
<p className="text-center text-muted-foreground text-xs">
{t("captcha.slider.hint", "Drag the piece to fit the puzzle")}
</p>
<Button
className="w-full"
disabled={loading}
onClick={fetchCaptcha}
size="sm"
type="button"
variant="ghost"
>
<Icon icon="mdi:refresh" />
{t("captcha.clickToRefresh", "Refresh")}
</Button>
</DialogContent>
</Dialog>
<style>{`
@keyframes shake {
0%, 100% { transform: translateX(0); }
20% { transform: translateX(-8px); }
40% { transform: translateX(8px); }
60% { transform: translateX(-6px); }
80% { transform: translateX(6px); }
}
`}</style>
</>
);
};
SliderCaptcha.displayName = "SliderCaptcha";
export default SliderCaptcha;