fix:history, loading

app/dashboard/etle/page.tsx

@@ -2,48 +2,47 @@
 
 import { ArrowLeftIcon, ChevronLeft } from "lucide-react"
 import Link from "next/link"
-import { useRouter } from "next/navigation"
-import {
-  Drawer,
-  DrawerClose,
-  DrawerContent,
-  DrawerDescription,
-  DrawerFooter,
-  DrawerHeader,
-  DrawerTitle,
-  DrawerTrigger,
-} from "@/components/ui/drawer"
+import { Drawer, DrawerContent, DrawerTrigger } from "@/components/ui/drawer"
 import { Button } from "@/components/ui/button"
 import Image from "next/image"
 import { useEffect, useState } from "react"
 import { socket } from "@/components/socket"
+import { usePlateStore } from "@/components/zustand/plate-history"
+import { Spinner } from "@/components/ui/spinner"
 
-interface historyType {
-  img: string
-  plate: string
-}
 const stream_dummy = [
-  "/app/static/uploads/ds1.mp4",
-  "/app/static/uploads/ds2.mp4",
-  "/app/static/uploads/ds3.mp4",
-  "/app/static/uploads/ds4.mp4",
+  { id: "asssd", url: "/app/static/uploads/ds1.mp4" },
+  { id: "asaggssd", url: "/app/static/uploads/ds2.mp4" },
+  { id: "asss112d", url: "/app/static/uploads/ds3.mp4" },
+  { id: "asgsasssd", url: "/app/static/uploads/ds4.mp4" },
 ]
 
 export default function Etle() {
-  const router = useRouter()
   const [sessionId, setSessionId] = useState<string | null>(null)
   const [imageSrc, setImageSrc] = useState<string>("")
   const [plate, setPlate] = useState<string>("")
   const [confidence, setConfidence] = useState<number | null>(null)
-  const [history, setHistory] = useState<historyType[]>([])
+  const activeStream = usePlateStore((s) => s.activeStreamId)
+  const setActiveStream = usePlateStore((s) => s.setActiveStream)
+  const history = usePlateStore((s) => s.history)
+  const addPlate = usePlateStore((s) => s.addPlate)
+  const [loading, setLoading] = useState(true)
+
+  const currentStream = usePlateStore.getState().activeStreamId
 
   const startDetection = (index: number) => {
-    const stream = stream_dummy[index]
+    setLoading(true)
+    if (history[activeStream]) setPlate("")
+    setConfidence(null)
+    const stream = stream_dummy[index].url
 
     socket.emit("stop_detection")
     socket.emit("start_detection", {
       stream_url: stream,
     })
+    setTimeout(() => {
+      setLoading(false)
+    }, 2000)
   }
 
   useEffect(() => {
@@ -53,15 +52,19 @@ export default function Etle() {
 
     socket.on("connected", (data) => {
       setSessionId(data.session_id)
+      const stream = stream_dummy.find((a) => a.id == currentStream)
+      setActiveStream(currentStream)
       socket.emit("start_detection", {
-        stream_url: "/app/static/uploads/ds1.mp4",
+        stream_url: stream?.url ?? stream_dummy[0].url,
       })
+      setTimeout(() => {
+        setLoading(false)
+      }, 2000)
     })
 
     socket.on("video_frame", (data) => {
       const thumb = `data:image/jpeg;base64,${data.frame}`
       setImageSrc(thumb)
-      // setHistory((prev) => [thumb, ...prev].slice(0, 20))
     })
 
     socket.on("plate_detected", (data) => {
@@ -69,24 +72,24 @@ export default function Etle() {
       setConfidence(data.confidence ?? null)
 
       const thumb = `data:image/jpeg;base64,${data.frame_thumb}`
-      setHistory((prev) => {
-        // cek apakah plate sudah pernah ada
-        const exists = prev.some((item) => item.plate === data.plate_text)
 
-        if (exists) return prev // skip kalau duplicate
+      if (!currentStream) return
 
-        return [{ img: thumb, plate: data.plate_text }, ...prev]
+      addPlate(currentStream, {
+        imgThumb: thumb,
+        plate: data.plate_text,
+        confidence: data.confidence,
       })
     })
 
-    // socket.on("detection_stopped", (data) => {
-    //   console.log("Total:", data.total)
-    // })
-
     socket.on("error", (data) => {
       console.error(data.message)
     })
 
+    socket.on("detection_stopped", (data) => {
+      console.log("Selesai. Total:", data.total)
+    })
+
     return () => {
       socket.emit("stop_detection")
       socket.removeAllListeners()
@@ -94,11 +97,16 @@ export default function Etle() {
     }
   }, [])
 
-  // const startDetection = () => {
-  //   socket.emit("start_detection", {
-  //     stream_url: "/app/static/uploads/ds1",
-  //   })
-  // }
+  const [hasMounted, setHasMounted] = useState(false)
+
+  useEffect(() => {
+    setHasMounted(true)
+  }, [])
+
+  if (!hasMounted) {
+    return null
+  }
+
   return (
     <div className="flex flex-col">
       <div className="flex h-[8vh] flex-row items-center gap-10 bg-[#0057B3] px-8 py-5">
@@ -109,20 +117,33 @@ export default function Etle() {
       </div>
       <div className="flex h-[92vh] flex-col items-start gap-5 bg-gray-200 p-8 text-black">
         <p className="text-2xl font-semibold">TRAFFIC VIOLATIONS</p>
-        {/* <Button onClick={startDetection}>START DETECTION</Button> */}
         <div className="flex gap-2">
+          <p>now {currentStream}</p>
           {stream_dummy.map((stream, index) => (
-            <Button key={index} onClick={() => startDetection(index)}>
+            <Button
+              key={stream.id}
+              onClick={() => {
+                setActiveStream(stream.id)
+                startDetection(index)
+              }}
+              className={`cursor-pointer ${currentStream == stream.id ? "border-2 bg-gray-50 p-2" : ""}`}
+            >
               DS{index + 1}
             </Button>
           ))}
         </div>
-        {imageSrc && (
+        {loading ? (
+          <div className="w-screen rounded-lg md:w-full xl:w-180">
+            <Spinner className="h-50 w-50" />
+          </div>
+        ) : (
+          imageSrc && (
             <img
               src={imageSrc}
               alt="Realtime"
               className="w-screen rounded-lg md:w-full xl:w-180"
             />
+          )
         )}
         <Button
           variant="ghost"
@@ -146,44 +167,24 @@ export default function Etle() {
         <DrawerContent>
           <div className="no-scrollbar space-y-3 overflow-y-auto bg-[#CBCBCBCC] px-4 py-4 text-black">
             <div className="rounded-lg bg-white p-3 text-lg">
-              Total Image: {history.length}
+              Total Image: {history[activeStream]?.length}
             </div>{" "}
-            {history.map((item, index) => (
+            {history[currentStream]?.map((item, index) => (
               <div key={index} className="rounded-lg bg-white p-3 text-lg">
                 <Image
-                  src={item.img}
+                  src={item.imgThumb}
                   width={1280}
                   height={960}
                   alt={"image" + index}
                   className="rounded-lg"
                 />
-                <p>{item.plate}</p>
+                <p>Plate : {item.plate}</p>
+                <p>Confidence: {item.confidence}</p>
               </div>
             ))}
-            {/* {history.map((img, index) => (
-              <div key={index} className="rounded-lg bg-white p-3">
-                <img src={img.img} className="rounded-lg" />
-              </div>
-            ))} */}
           </div>
         </DrawerContent>
       </Drawer>
-      {/* <Sheet>
-        <SheetTrigger asChild>
-          <Button className="fixed top-1/2 right-0 h-20 w-6 -translate-y-1/2 rounded-l-md">
-            <ChevronLeft />
-          </Button>
-        </SheetTrigger>
-        <SheetContent>
-          <div className="grid flex-1 auto-rows-min gap-6 bg-[#CBCBCBCC] px-4 py-10 text-black">
-            <div className="flex flex-col gap-4">
-              <div className="rounded-lg bg-white p-3 text-lg">
-                Total Image: 10
-              </div>{" "}
-            </div>
-          </div>
-        </SheetContent>
-      </Sheet> */}
     </div>
   )
 }

components/ui/drawer.tsx

@@ -55,13 +55,14 @@ function DrawerContent({
       <DrawerOverlay />
       <DrawerPrimitive.Content
         data-slot="drawer-content"
+        title=""
         className={cn(
           "group/drawer-content fixed z-50 flex h-auto flex-col bg-background text-sm data-[vaul-drawer-direction=bottom]:inset-x-0 data-[vaul-drawer-direction=bottom]:bottom-0 data-[vaul-drawer-direction=bottom]:mt-24 data-[vaul-drawer-direction=bottom]:max-h-[80vh] data-[vaul-drawer-direction=bottom]:rounded-t-xl data-[vaul-drawer-direction=bottom]:border-t data-[vaul-drawer-direction=left]:inset-y-0 data-[vaul-drawer-direction=left]:left-0 data-[vaul-drawer-direction=left]:w-3/4 data-[vaul-drawer-direction=left]:rounded-r-xl data-[vaul-drawer-direction=left]:border-r data-[vaul-drawer-direction=right]:inset-y-0 data-[vaul-drawer-direction=right]:right-0 data-[vaul-drawer-direction=right]:w-3/4 data-[vaul-drawer-direction=right]:rounded-l-xl data-[vaul-drawer-direction=right]:border-l data-[vaul-drawer-direction=top]:inset-x-0 data-[vaul-drawer-direction=top]:top-0 data-[vaul-drawer-direction=top]:mb-24 data-[vaul-drawer-direction=top]:max-h-[80vh] data-[vaul-drawer-direction=top]:rounded-b-xl data-[vaul-drawer-direction=top]:border-b data-[vaul-drawer-direction=left]:sm:max-w-sm data-[vaul-drawer-direction=right]:sm:max-w-sm",
           className
         )}
         {...props}
       >
-        <div className="mx-auto mt-4 hidden h-1 w-[100px] shrink-0 rounded-full bg-muted group-data-[vaul-drawer-direction=bottom]/drawer-content:block" />
+        <div className="mx-auto mt-4 hidden h-1 w-25 shrink-0 rounded-full bg-muted group-data-[vaul-drawer-direction=bottom]/drawer-content:block" />
         {children}
       </DrawerPrimitive.Content>
     </DrawerPortal>

components/ui/spinner.tsx

@@ -0,0 +1,12 @@
+import { LoaderIcon } from "lucide-react"
+import { cn } from "@/lib/utils"
+export function Spinner({ className, ...props }: React.ComponentProps<"svg">) {
+  return (
+    <LoaderIcon
+      role="status"
+      aria-label="Loading"
+      className={cn("size-4 animate-spin", className)}
+      {...props}
+    />
+  )
+}

components/zustand/plate-history.tsx

@@ -0,0 +1,80 @@
+import { create } from "zustand"
+import { persist } from "zustand/middleware"
+
+type PlateItem = {
+  imgThumb: string
+  plate: string
+  confidence?: number | null
+}
+
+type PlateState = {
+  activeStreamId: string | ""
+  history: Record<string, PlateItem[]>
+
+  setActiveStream: (id: string) => void
+  addPlate: (streamId: string, newData: PlateItem) => void
+  clearHistory: (streamId: string) => void
+}
+
+export const usePlateStore = create<PlateState>()(
+  persist(
+    (set, get) => ({
+      // active stream
+      activeStreamId: "",
+
+      setActiveStream: (id: string) => set({ activeStreamId: id }),
+
+      // history per stream
+      history: {},
+
+      addPlate: (streamId: string, newData: PlateItem) => {
+        const state = get()
+        const currentHistory = state.history[streamId] || []
+
+        const index = currentHistory.findIndex(
+          (item) => item.plate === newData.plate
+        )
+
+        let updatedHistory
+
+        // kalau belum ada → tambah
+        if (index === -1) {
+          updatedHistory = [newData, ...currentHistory]
+        } else {
+          const existing = currentHistory[index]
+
+          // kalau confidence lebih tinggi → replace
+          if ((newData.confidence ?? 0) > (existing.confidence ?? 0)) {
+            updatedHistory = [
+              newData,
+              ...currentHistory.filter((_, i) => i !== index),
+            ]
+          } else {
+            updatedHistory = currentHistory
+          }
+        }
+
+        updatedHistory = updatedHistory
+
+        set({
+          history: {
+            ...state.history,
+            [streamId]: updatedHistory,
+          },
+        })
+      },
+
+      // optional: clear history per stream
+      clearHistory: (streamId) => {
+        const state = get()
+        const newHistory = { ...state.history }
+        delete newHistory[streamId]
+
+        set({ history: newHistory })
+      },
+    }),
+    {
+      name: "plate-storage", // key localStorage
+    }
+  )
+)

package-lock.json

@@ -38,9 +38,9 @@
         "tailwindcss": "^4.2.1",
         "tw-animate-css": "^1.4.0",
         "typescript": "^5.9.3",
-        "vaul": "^1.1.2"
-      },
-      "devDependencies": {}
+        "vaul": "^1.1.2",
+        "zustand": "^5.0.12"
+      }
     },
     "node_modules/@alloc/quick-lru": {
       "version": "5.2.0",
@@ -10639,6 +10639,34 @@
       "peerDependencies": {
         "zod": "^3.25.0 || ^4.0.0"
       }
+    },
+    "node_modules/zustand": {
+      "version": "5.0.12",
+      "resolved": "https://registry.npmjs.org/zustand/-/zustand-5.0.12.tgz",
+      "integrity": "sha512-i77ae3aZq4dhMlRhJVCYgMLKuSiZAaUPAct2AksxQ+gOtimhGMdXljRT21P5BNpeT4kXlLIckvkPM029OljD7g==",
+      "engines": {
+        "node": ">=12.20.0"
+      },
+      "peerDependencies": {
+        "@types/react": ">=18.0.0",
+        "immer": ">=9.0.6",
+        "react": ">=18.0.0",
+        "use-sync-external-store": ">=1.2.0"
+      },
+      "peerDependenciesMeta": {
+        "@types/react": {
+          "optional": true
+        },
+        "immer": {
+          "optional": true
+        },
+        "react": {
+          "optional": true
+        },
+        "use-sync-external-store": {
+          "optional": true
+        }
+      }
     }
   }
 }

package.json

@@ -42,6 +42,7 @@
     "tailwindcss": "^4.2.1",
     "tw-animate-css": "^1.4.0",
     "typescript": "^5.9.3",
-    "vaul": "^1.1.2"
+    "vaul": "^1.1.2",
+    "zustand": "^5.0.12"
   }
 }