VisionRoad-Frontend
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sumona-banerjeee
259
components/upload-section.tsx
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259
components/upload-section.tsx
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"use client"
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import { useState, useRef } from "react"
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import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@/components/ui/card"
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import { Button } from "@/components/ui/button"
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import { Input } from "@/components/ui/input"
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import { Label } from "@/components/ui/label"
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import { Progress } from "@/components/ui/progress"
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import { Upload, Loader2, AlertCircle } from "lucide-react"
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import type { DetectionData } from "@/app/page"
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const API_URL = process.env.NEXT_PUBLIC_API_URL || "http://127.0.0.1:8000/api/v1"
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const WS_URL = process.env.NEXT_PUBLIC_WS_URL || "ws://127.0.0.1:8000/api/v1"
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type UploadSectionProps = {
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onDetectionComplete: (data: DetectionData, file: File) => void
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}
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export function UploadSection({ onDetectionComplete }: UploadSectionProps) {
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const [file, setFile] = useState<File | null>(null)
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const [speed, setSpeed] = useState(30)
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const [uploading, setUploading] = useState(false)
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const [progress, setProgress] = useState(0)
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const [statusMessage, setStatusMessage] = useState("")
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const [error, setError] = useState<string | null>(null)
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const fileInputRef = useRef<HTMLInputElement>(null)
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const wsRef = useRef<WebSocket | null>(null)
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const connectWebSocket = (videoId: string) => {
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console.log("[v0] Connecting WebSocket for video:", videoId)
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const ws = new WebSocket(`${WS_URL}/ws/${videoId}`)
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wsRef.current = ws
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ws.onopen = () => {
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console.log("[v0] WebSocket connected")
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setError(null)
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}
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ws.onmessage = (event) => {
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const data = JSON.parse(event.data)
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console.log("[v0] WebSocket message:", data)
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if (data.type === "progress" || data.progress !== undefined) {
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const progressValue = data.progress || 0
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setProgress(progressValue)
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let message = data.message || "Processing..."
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if (data.unique_potholes !== undefined) {
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message += ` | Unique: ${data.unique_potholes} | Total: ${data.total_detections || 0}`
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}
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setStatusMessage(message)
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}
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if (data.type === "complete" || data.status === "completed") {
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setStatusMessage("Processing completed! Loading results...")
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ws.close()
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setTimeout(() => loadResults(videoId), 500)
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}
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if (data.type === "error") {
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setError("Error: " + data.message)
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setStatusMessage("")
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setUploading(false)
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ws.close()
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}
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}
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ws.onerror = (error) => {
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console.error("[v0] WebSocket error:", error)
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setStatusMessage("Connection error. Retrying...")
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}
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ws.onclose = () => {
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console.log("[v0] WebSocket closed")
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}
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}
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const loadResults = async (videoId: string) => {
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try {
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console.log("[v0] Loading results for:", videoId)
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const response = await fetch(`${API_URL}/results/${videoId}`, {
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headers: {
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"ngrok-skip-browser-warning": "true"
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}
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})
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if (!response.ok) {
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throw new Error(`Failed to load results: ${response.status}`)
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}
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const detectionData: DetectionData = await response.json()
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console.log("[v0] Results loaded:", detectionData)
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setUploading(false)
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setProgress(100)
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setStatusMessage("✓ Complete!")
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setError(null)
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if (file) {
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onDetectionComplete(detectionData, file)
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}
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} catch (error) {
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console.error("[v0] Failed to load results:", error)
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setError("Failed to load results. Please try again.")
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setStatusMessage("")
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setUploading(false)
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}
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}
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const handleUpload = async () => {
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if (!file) {
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setError("Please select a video file")
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return
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}
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const formData = new FormData()
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formData.append("file", file)
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formData.append("speed_kmh", speed.toString())
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setUploading(true)
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setProgress(0)
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setStatusMessage("Uploading...")
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setError(null)
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try {
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console.log("[v0] Uploading to:", `${API_URL}/upload`)
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const response = await fetch(`${API_URL}/upload`, {
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method: "POST",
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headers: {
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"ngrok-skip-browser-warning": "true"
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},
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body: formData
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})
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console.log("[v0] Upload response status:", response.status)
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if (!response.ok) {
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const errorText = await response.text()
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throw new Error(`Upload failed (${response.status}): ${errorText}`)
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}
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const result = await response.json()
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const videoId = result.video_id
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console.log("[v0] Video uploaded successfully, ID:", videoId)
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setStatusMessage("Uploaded! Starting processing...")
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setProgress(10)
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// Connect WebSocket for progress updates
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connectWebSocket(videoId)
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} catch (error) {
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console.error("[v0] Upload error:", error)
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let errorMessage = "Upload failed"
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if (error instanceof TypeError && error.message === "Failed to fetch") {
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errorMessage = "Cannot connect to server. Please check:\n• Backend is running on " + API_URL + "\n• CORS is configured properly\n• No firewall blocking the connection"
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} else if (error instanceof Error) {
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errorMessage = error.message
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}
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setError(errorMessage)
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setStatusMessage("")
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setUploading(false)
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setProgress(0)
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}
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}
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return (
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<Card className="transition-all hover:shadow-lg">
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<CardHeader>
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<CardTitle>Upload Video</CardTitle>
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<CardDescription>Select a video file and vehicle speed to start pothole detection</CardDescription>
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</CardHeader>
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<CardContent className="space-y-4">
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<div className="grid grid-cols-1 md:grid-cols-2 gap-4">
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{/* File Input */}
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<div className="space-y-2">
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<Label htmlFor="video-file">Video File</Label>
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<div className="flex gap-2">
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<Input
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ref={fileInputRef}
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id="video-file"
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type="file"
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accept="video/*"
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onChange={(e) => {
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setFile(e.target.files?.[0] || null)
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setError(null)
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}}
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disabled={uploading}
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className="flex-1"
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/>
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</div>
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{file && (
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<p className="text-sm text-muted-foreground">
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Selected: {file.name} ({(file.size / 1024 / 1024).toFixed(2)} MB)
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</p>
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)}
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</div>
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{/* Speed Input */}
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<div className="space-y-2">
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<Label htmlFor="speed">Moving Speed (km/h)</Label>
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<Input
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id="speed"
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type="number"
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min={1}
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max={200}
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value={speed}
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onChange={(e) => setSpeed(Number(e.target.value))}
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disabled={uploading}
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/>
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</div>
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</div>
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{/* Error Display */}
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{error && (
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<div className="flex items-start gap-2 p-3 rounded-lg bg-destructive/10 text-destructive animate-in fade-in slide-in-from-top duration-300">
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<AlertCircle className="h-5 w-5 mt-0.5 flex-shrink-0" />
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<p className="text-sm whitespace-pre-line">{error}</p>
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</div>
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)}
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{/* Upload Button */}
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<Button
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onClick={handleUpload}
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disabled={!file || uploading}
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className="w-full transition-all"
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size="lg"
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>
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{uploading ? (
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<>
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<Loader2 className="mr-2 h-4 w-4 animate-spin" />
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Processing...
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</>
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) : (
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<>
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<Upload className="mr-2 h-4 w-4" />
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Upload & Process
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</>
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)}
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</Button>
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{/* Progress Section */}
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{uploading && (
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<div className="space-y-3 animate-in fade-in slide-in-from-top duration-500">
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<Progress value={progress} className="h-3 transition-all duration-300" />
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<div className="flex items-center justify-between text-sm">
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<span className="text-muted-foreground">{statusMessage}</span>
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<span className="font-semibold">{progress}%</span>
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</div>
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</div>
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)}
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</CardContent>
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</Card>
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)
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}
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