1st page implemented
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sumona-banerjeee
312
components/project-selection-section.tsx
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312
components/project-selection-section.tsx
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"use client"
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import { useState, useEffect } 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 { Label } from "@/components/ui/label"
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import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select"
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import { Loader2, MapPin, Package, FolderKanban, ArrowRight, AlertCircle } from "lucide-react"
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import {
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fetchProjects,
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fetchPackagesByProject,
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fetchLocationsByPackage,
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type Project,
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type Package as PackageType,
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type Location,
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type SessionContext
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} from "@/lib/api"
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type ProjectSelectionSectionProps = {
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onSelectionComplete: (session: SessionContext) => void
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}
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export function ProjectSelectionSection({ onSelectionComplete }: ProjectSelectionSectionProps) {
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// Data states
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const [projects, setProjects] = useState<Project[]>([])
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const [packages, setPackages] = useState<PackageType[]>([])
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const [locations, setLocations] = useState<Location[]>([])
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// Selection states
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const [selectedProject, setSelectedProject] = useState<Project | null>(null)
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const [selectedPackage, setSelectedPackage] = useState<PackageType | null>(null)
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const [selectedLocation, setSelectedLocation] = useState<Location | null>(null)
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// Loading states
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const [loadingProjects, setLoadingProjects] = useState(true)
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const [loadingPackages, setLoadingPackages] = useState(false)
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const [loadingLocations, setLoadingLocations] = useState(false)
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// Error state
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const [error, setError] = useState<string | null>(null)
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// Load projects on mount
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useEffect(() => {
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const loadProjects = async () => {
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try {
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setLoadingProjects(true)
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setError(null)
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const data = await fetchProjects()
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setProjects(data)
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} catch (err) {
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console.error("Failed to load projects:", err)
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setError("Failed to load projects. Please check if the backend is running.")
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} finally {
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setLoadingProjects(false)
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}
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}
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loadProjects()
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}, [])
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// Load packages when project changes
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useEffect(() => {
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if (!selectedProject) {
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setPackages([])
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setSelectedPackage(null)
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return
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}
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const loadPackages = async () => {
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try {
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setLoadingPackages(true)
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setError(null)
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setSelectedPackage(null)
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setSelectedLocation(null)
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setLocations([])
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const data = await fetchPackagesByProject(selectedProject.id)
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setPackages(data)
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} catch (err) {
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console.error("Failed to load packages:", err)
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setError("Failed to load packages for the selected project.")
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} finally {
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setLoadingPackages(false)
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}
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}
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loadPackages()
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}, [selectedProject])
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// Load locations when package changes
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useEffect(() => {
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if (!selectedPackage) {
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setLocations([])
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setSelectedLocation(null)
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return
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}
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const loadLocations = async () => {
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try {
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setLoadingLocations(true)
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setError(null)
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setSelectedLocation(null)
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const data = await fetchLocationsByPackage(selectedPackage.id)
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setLocations(data)
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} catch (err) {
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console.error("Failed to load locations:", err)
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setError("Failed to load locations for the selected package.")
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} finally {
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setLoadingLocations(false)
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}
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}
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loadLocations()
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}, [selectedPackage])
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const handleProjectChange = (projectId: string) => {
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const project = projects.find(p => p.id === projectId) || null
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setSelectedProject(project)
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}
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const handlePackageChange = (packageId: string) => {
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const pkg = packages.find(p => p.id === packageId) || null
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setSelectedPackage(pkg)
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}
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const handleLocationChange = (locationId: string) => {
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const location = locations.find(l => l.id === locationId) || null
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setSelectedLocation(location)
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}
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const handleProceed = () => {
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if (selectedProject && selectedPackage && selectedLocation) {
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onSelectionComplete({
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projectId: selectedProject.id,
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projectName: selectedProject.name,
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packageId: selectedPackage.id,
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packageName: selectedPackage.name,
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locationId: selectedLocation.id,
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locationName: selectedLocation.segment_name
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})
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}
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}
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const isComplete = selectedProject && selectedPackage && selectedLocation
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return (
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<Card className="transition-all hover:shadow-lg border-0 bg-gradient-to-br from-card via-card to-muted/30">
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<CardHeader className="pb-4">
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<div className="flex items-center gap-3">
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<div className="p-2 rounded-lg bg-gradient-to-br from-primary/20 to-primary/5">
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<FolderKanban className="h-6 w-6 text-primary" />
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</div>
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<div>
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<CardTitle className="text-xl">Select Project Location</CardTitle>
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<CardDescription className="mt-1">
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Choose your project, package, and location to begin video analysis
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</CardDescription>
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</div>
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</div>
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</CardHeader>
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<CardContent className="space-y-6">
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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">{error}</p>
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</div>
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)}
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<div className="grid grid-cols-1 md:grid-cols-3 gap-6">
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{/* Project Dropdown */}
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<div className="space-y-2">
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<Label htmlFor="project" className="flex items-center gap-2 text-sm font-medium">
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<FolderKanban className="h-4 w-4 text-muted-foreground" />
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Project
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</Label>
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<Select
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value={selectedProject?.id || ""}
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onValueChange={handleProjectChange}
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disabled={loadingProjects}
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>
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<SelectTrigger id="project" className="h-11">
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{loadingProjects ? (
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<div className="flex items-center gap-2">
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<Loader2 className="h-4 w-4 animate-spin" />
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<span>Loading...</span>
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</div>
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) : (
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<SelectValue placeholder="Select a project" />
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)}
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</SelectTrigger>
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<SelectContent>
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{projects.map((project) => (
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<SelectItem key={project.id} value={project.id}>
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<div className="flex flex-col">
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<span className="font-medium">{project.name}</span>
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{project.corridor_name && (
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<span className="text-xs text-muted-foreground">{project.corridor_name}</span>
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)}
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</div>
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</SelectItem>
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))}
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</SelectContent>
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</Select>
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{selectedProject?.state && (
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<p className="text-xs text-muted-foreground">
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State: {selectedProject.state}
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</p>
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)}
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</div>
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{/* Package Dropdown */}
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<div className="space-y-2">
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<Label htmlFor="package" className="flex items-center gap-2 text-sm font-medium">
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<Package className="h-4 w-4 text-muted-foreground" />
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Package
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</Label>
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<Select
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value={selectedPackage?.id || ""}
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onValueChange={handlePackageChange}
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disabled={!selectedProject || loadingPackages}
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>
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<SelectTrigger id="package" className="h-11">
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{loadingPackages ? (
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<div className="flex items-center gap-2">
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<Loader2 className="h-4 w-4 animate-spin" />
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<span>Loading...</span>
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</div>
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) : (
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<SelectValue placeholder={selectedProject ? "Select a package" : "Select project first"} />
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)}
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</SelectTrigger>
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<SelectContent>
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{packages.map((pkg) => (
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<SelectItem key={pkg.id} value={pkg.id}>
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<div className="flex flex-col">
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<span className="font-medium">{pkg.name}</span>
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{pkg.region && (
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<span className="text-xs text-muted-foreground">{pkg.region}</span>
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)}
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</div>
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</SelectItem>
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))}
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</SelectContent>
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</Select>
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</div>
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{/* Location Dropdown */}
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<div className="space-y-2">
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<Label htmlFor="location" className="flex items-center gap-2 text-sm font-medium">
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<MapPin className="h-4 w-4 text-muted-foreground" />
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Location
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</Label>
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<Select
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value={selectedLocation?.id || ""}
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onValueChange={handleLocationChange}
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disabled={!selectedPackage || loadingLocations}
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>
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<SelectTrigger id="location" className="h-11">
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{loadingLocations ? (
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<div className="flex items-center gap-2">
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<Loader2 className="h-4 w-4 animate-spin" />
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<span>Loading...</span>
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</div>
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) : (
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<SelectValue placeholder={selectedPackage ? "Select a location" : "Select package first"} />
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)}
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</SelectTrigger>
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<SelectContent>
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{locations.map((location) => (
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<SelectItem key={location.id} value={location.id}>
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<div className="flex flex-col">
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<span className="font-medium">{location.segment_name}</span>
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{location.chainage_start_km !== null && location.chainage_end_km !== null && (
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<span className="text-xs text-muted-foreground">
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KM {location.chainage_start_km} - {location.chainage_end_km}
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</span>
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)}
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</div>
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</SelectItem>
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))}
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</SelectContent>
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</Select>
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</div>
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</div>
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{/* Selected Summary */}
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{isComplete && (
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<div className="p-4 rounded-lg bg-primary/5 border border-primary/20 animate-in fade-in slide-in-from-bottom duration-300">
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<p className="text-sm text-muted-foreground mb-1">Selected:</p>
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<p className="font-medium">
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{selectedProject?.name} → {selectedPackage?.name} → {selectedLocation?.segment_name}
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</p>
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</div>
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)}
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{/* Proceed Button */}
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<Button
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onClick={handleProceed}
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disabled={!isComplete}
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className="w-full h-12 text-base font-semibold transition-all"
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size="lg"
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>
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{isComplete ? (
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<>
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Proceed to Upload
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<ArrowRight className="ml-2 h-5 w-5" />
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</>
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) : (
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"Complete all selections to proceed"
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)}
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</Button>
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</CardContent>
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</Card>
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)
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}
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