ForFarm/frontend/app/(sidebar)/farms/[farmId]/page.tsx

407 lines
19 KiB
TypeScript

"use client";
import React, { useMemo, useState } from "react";
import { useRouter } from "next/navigation";
import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query";
import {
ArrowLeft,
MapPin,
Plus,
Sprout,
Calendar,
LayoutGrid,
AlertTriangle,
Loader2,
Home,
ChevronRight,
Sun,
} from "lucide-react";
import { motion, AnimatePresence } from "framer-motion";
import { useParams } from "next/navigation";
import { Card, CardContent, CardHeader, CardTitle, CardDescription } from "@/components/ui/card";
import { Button } from "@/components/ui/button";
import { CropDialog } from "./crop-dialog";
import { CropCard } from "./crop-card";
import { Alert, AlertDescription, AlertTitle } from "@/components/ui/alert";
import { Badge } from "@/components/ui/badge";
import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs";
import type { Farm, Cropland } from "@/types";
import { getCropsByFarmId, createCrop, CropResponse } from "@/api/crop";
import { getFarm } from "@/api/farm";
// ===================================================================
// Page Component: FarmDetailPage
// - Manages farm details, crop listings, filter tabs, and crop creation.
// - Performs API requests via React Query.
// ===================================================================
export default function FarmDetailPage() {
// ---------------------------------------------------------------
// Routing and URL Params
// ---------------------------------------------------------------
const params = useParams<{ farmId: string }>();
const farmId = params.farmId;
const router = useRouter();
const queryClient = useQueryClient();
// ---------------------------------------------------------------
// Local State for dialog and crop filter management
// ---------------------------------------------------------------
const [isDialogOpen, setIsDialogOpen] = useState(false);
const [activeFilter, setActiveFilter] = useState<string>("all");
// ---------------------------------------------------------------
// Data fetching: Farm details and Crops using React Query.
// - See: https://tanstack.com/query
// ---------------------------------------------------------------
const {
data: farm,
isLoading: isLoadingFarm,
isError: isErrorFarm,
error: errorFarm,
} = useQuery<Farm>({
queryKey: ["farm", farmId],
queryFn: () => getFarm(farmId),
enabled: !!farmId,
staleTime: 60 * 1000,
});
const {
data: cropData, // Changed name to avoid conflict
isLoading: isLoadingCrops,
isError: isErrorCrops,
error: errorCrops,
} = useQuery<CropResponse>({
// Use CropResponse type
queryKey: ["crops", farmId],
queryFn: () => getCropsByFarmId(farmId), // Use updated API function name
enabled: !!farmId,
staleTime: 60 * 1000,
});
// ---------------------------------------------------------------
// Mutation: Create Crop
// - After creation, invalidate queries to refresh data.
// ---------------------------------------------------------------
const croplands = useMemo(() => cropData?.croplands || [], [cropData]);
const mutation = useMutation({
mutationFn: (newCropData: Partial<Cropland>) => createCrop({ ...newCropData, farmId: farmId }), // Pass farmId here
onSuccess: (newlyCreatedCrop) => {
console.log("Successfully created crop:", newlyCreatedCrop);
queryClient.invalidateQueries({ queryKey: ["crops", farmId] });
queryClient.invalidateQueries({ queryKey: ["farm", farmId] }); // Invalidate farm too to update crop count potentially
setIsDialogOpen(false);
},
onError: (error) => {
console.error("Failed to add crop:", error);
// TODO: Show user-friendly error message (e.g., using toast)
},
});
const handleAddCrop = async (data: Partial<Cropland>) => {
await mutation.mutateAsync(data);
};
// ---------------------------------------------------------------
// Determine combined loading and error states from individual queries.
// ---------------------------------------------------------------
const isLoading = isLoadingFarm || isLoadingCrops;
const isError = isErrorFarm || isErrorCrops;
const error = errorFarm || errorCrops;
// ---------------------------------------------------------------
// Filter crops based on the active filter tab.
// ---------------------------------------------------------------
const filteredCrops = useMemo(() => {
// Renamed from filteredCrops
return croplands.filter(
(crop) => activeFilter === "all" || crop.status.toLowerCase() === activeFilter.toLowerCase() // Use camelCase status
);
}, [croplands, activeFilter]);
// ---------------------------------------------------------------
// Calculate counts for each crop status to display in tabs.
// ---------------------------------------------------------------
const possibleStatuses = ["growing", "planned", "harvested", "fallow"]; // Use lowercase
const cropCounts = useMemo(() => {
return croplands.reduce(
(acc, crop) => {
const status = crop.status.toLowerCase(); // Use camelCase status
if (acc[status] !== undefined) {
acc[status]++;
} else {
acc["other"] = (acc["other"] || 0) + 1; // Count unknown statuses
}
acc.all++;
return acc;
},
{ all: 0, ...Object.fromEntries(possibleStatuses.map((s) => [s, 0])) } as Record<string, number>
);
}, [croplands]);
// ---------------------------------------------------------------
// Derive the unique statuses from the crops list for the tabs.
// ---------------------------------------------------------------
const availableStatuses = useMemo(() => {
return ["all", ...new Set(croplands.map((crop) => crop.status.toLowerCase()))]; // Use camelCase status
}, [croplands]);
// ===================================================================
// Render: Main page layout segmented into breadcrumbs, farm cards,
// crop management, and the crop add dialog.
// ===================================================================
return (
<div className="min-h-screen bg-background text-foreground">
<div className="container max-w-7xl p-6 mx-auto">
<div className="flex flex-col gap-6">
{/* ------------------------------
Breadcrumbs Navigation Section
------------------------------ */}
<nav className="flex items-center text-sm text-muted-foreground">
<Button
variant="link"
className="p-0 h-auto font-normal text-muted-foreground"
onClick={() => router.push("/")}>
<Home className="h-3.5 w-3.5 mr-1" />
Home
</Button>
<ChevronRight className="h-3.5 w-3.5 mx-1" />
<Button
variant="link"
className="p-0 h-auto font-normal text-muted-foreground"
onClick={() => router.push("/farms")}>
Farms
</Button>
<ChevronRight className="h-3.5 w-3.5 mx-1" />
<span className="text-foreground font-medium truncate">{farm?.name || "Farm Details"}</span>
</nav>
{/* ------------------------------
Back Navigation Button
------------------------------ */}
<Button
variant="outline"
size="sm"
className="w-fit gap-2 text-muted-foreground"
onClick={() => router.push("/farms")}>
<ArrowLeft className="h-4 w-4" /> Back to Farms
</Button>
{/* ------------------------------
Error and Loading States
------------------------------ */}
{isError && !isLoadingFarm && !farm && (
<Alert variant="destructive">
<AlertTriangle className="h-4 w-4" />
<AlertTitle>Error Loading Farm</AlertTitle>
<AlertDescription>{(error as Error)?.message || "Could not load farm details."}</AlertDescription>
</Alert>
)}
{isErrorCrops && (
<Alert variant="destructive" className="mt-4">
<AlertTriangle className="h-4 w-4" />
<AlertTitle>Error Loading Crops</AlertTitle>
<AlertDescription>{(errorCrops as Error)?.message || "Could not load crop data."}</AlertDescription>
</Alert>
)}
{isLoading && (
<div className="flex flex-col items-center justify-center py-12">
<Loader2 className="h-8 w-8 text-green-600 animate-spin mb-4" />
<p className="text-muted-foreground">Loading farm details...</p>
</div>
)}
{/* ------------------------------
Farm Details and Statistics
------------------------------ */}
{!isLoadingFarm && !isErrorFarm && farm && (
<>
<div className="grid gap-6 md:grid-cols-12">
{/* Farm Info Card */}
<Card className="md:col-span-8">
<CardHeader className="pb-2">
<div className="flex items-center justify-between">
<Badge
variant="outline"
className="capitalize bg-green-50 dark:bg-green-900 text-green-700 dark:text-green-300 border-green-200">
{farm.farmType}
</Badge>
<div className="flex items-center text-sm text-muted-foreground">
<Calendar className="h-4 w-4 mr-1" />
Created {new Date(farm.createdAt).toLocaleDateString()}
</div>
</div>
<div className="flex items-start gap-4 mt-2">
<div className="h-12 w-12 rounded-full bg-green-100 dark:bg-green-800 flex items-center justify-center">
<Sprout className="h-6 w-6 text-green-600 dark:text-green-300" />
</div>
<div>
<h1 className="text-2xl font-bold">{farm.name}</h1>
<div className="flex items-center text-muted-foreground mt-1">
<MapPin className="h-4 w-4 mr-1" />
Lat: {farm.lat?.toFixed(4)}, Lon: {farm.lon?.toFixed(4)}
</div>
</div>
</div>
</CardHeader>
<CardContent>
<div className="grid grid-cols-2 sm:grid-cols-4 gap-4 mt-2">
<div className="bg-muted/30 dark:bg-muted/20 rounded-lg p-3">
<p className="text-xs text-muted-foreground">Total Area</p>
<p className="text-lg font-semibold">{farm.totalSize}</p>
</div>
<div className="bg-muted/30 dark:bg-muted/20 rounded-lg p-3">
<p className="text-xs text-muted-foreground">Total Crops</p>
<p className="text-lg font-semibold">{isLoadingCrops ? "..." : cropCounts.all ?? 0}</p>
</div>
<div className="bg-muted/30 dark:bg-muted/20 rounded-lg p-3">
<p className="text-xs text-muted-foreground">Growing</p>
<p className="text-lg font-semibold">{isLoadingCrops ? "..." : cropCounts.growing ?? 0}</p>
</div>
<div className="bg-muted/30 dark:bg-muted/20 rounded-lg p-3">
<p className="text-xs text-muted-foreground">Harvested</p>
<p className="text-lg font-semibold">{isLoadingCrops ? "..." : cropCounts.harvested ?? 0}</p>
</div>
</div>
</CardContent>
</Card>
{/* Weather Overview Card */}
<Card className="md:col-span-4">
<CardHeader>
<CardTitle className="text-lg font-semibold flex items-center">
<Sun className="h-5 w-5 mr-2 text-yellow-500" /> Weather Overview
</CardTitle>
<CardDescription>Current conditions</CardDescription>
</CardHeader>
<CardContent className="space-y-3">
<div className="flex justify-between items-center">
<span className="text-muted-foreground">Temperature</span>
<span className="font-medium">25°C</span>
</div>
<div className="flex justify-between items-center">
<span className="text-muted-foreground">Humidity</span>
<span className="font-medium">60%</span>
</div>
<div className="flex justify-between items-center">
<span className="text-muted-foreground">Wind</span>
<span className="font-medium">10 km/h</span>
</div>
<div className="flex justify-between items-center">
<span className="text-muted-foreground">Rainfall (24h)</span>
<span className="font-medium">2 mm</span>
</div>
</CardContent>
</Card>
</div>
{/* ------------------------------
Crops Section: List and Filtering Tabs
------------------------------ */}
<div className="mt-4">
<div className="flex flex-col sm:flex-row sm:items-center justify-between gap-4 mb-4">
<div>
<h2 className="text-xl font-bold flex items-center">
<LayoutGrid className="h-5 w-5 mr-2 text-green-600 dark:text-green-300" />
Crops / Croplands
</h2>
<p className="text-sm text-muted-foreground">Manage and monitor all croplands in this farm</p>
</div>
<Button
onClick={() => setIsDialogOpen(true)}
className="gap-2 bg-green-600 hover:bg-green-700 w-full sm:w-auto"
disabled={mutation.isPending}>
{mutation.isPending ? <Loader2 className="h-4 w-4 animate-spin" /> : <Plus className="h-4 w-4" />}
Add New Crop
</Button>
</div>
{mutation.isError && (
<Alert variant="destructive" className="mb-4">
<AlertTriangle className="h-4 w-4" />
<AlertTitle>Failed to Add Crop</AlertTitle>
<AlertDescription>
{(mutation.error as Error)?.message || "Could not add the crop. Please try again."}
</AlertDescription>
</Alert>
)}
<Tabs value={activeFilter} onValueChange={setActiveFilter} className="mt-6">
<TabsList>
{availableStatuses.map((status) => (
<TabsTrigger key={status} value={status} className="capitalize">
{status === "all" ? "All" : status} ({isLoadingCrops ? "..." : cropCounts[status] ?? 0})
</TabsTrigger>
))}
</TabsList>
{isLoadingCrops ? (
<div className="flex justify-center py-12">
<Loader2 className="h-6 w-6 text-green-600 animate-spin" />
</div>
) : isErrorCrops ? (
<div className="text-center py-12 text-destructive">Failed to load crops.</div>
) : (
availableStatuses.map((status) => (
<TabsContent key={status} value={status} className="mt-6">
{filteredCrops.length === 0 && activeFilter === status ? (
<div className="flex flex-col items-center justify-center py-12 bg-muted/20 dark:bg-muted/30 rounded-lg border border-dashed">
<div className="bg-green-100 dark:bg-green-900 p-3 rounded-full mb-4">
<Sprout className="h-6 w-6 text-green-600 dark:text-green-300" />
</div>
<h3 className="text-xl font-medium mb-2">
No {status === "all" ? "" : status} crops found
</h3>
<p className="text-muted-foreground text-center max-w-md mb-6">
{status === "all"
? "You haven't added any crops to this farm yet."
: `No crops with status "${status}" found.`}
</p>
<Button onClick={() => setIsDialogOpen(true)} className="gap-2">
<Plus className="h-4 w-4" />
Add {status === "all" ? "your first" : "a new"} crop
</Button>
</div>
) : activeFilter === status && filteredCrops.length > 0 ? (
<div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 xl:grid-cols-4 gap-6">
<AnimatePresence>
{filteredCrops.map((crop, index) => (
<motion.div
key={crop.uuid}
initial={{ opacity: 0, y: 20 }}
animate={{ opacity: 1, y: 0 }}
exit={{ opacity: 0, y: -20 }}
transition={{ duration: 0.2, delay: index * 0.05 }}>
<CropCard
crop={crop}
onClick={() => router.push(`/farms/${farmId}/crops/${crop.uuid}`)}
/>
</motion.div>
))}
</AnimatePresence>
</div>
) : null}
</TabsContent>
))
)}
</Tabs>
</div>
</>
)}
</div>
</div>
{/* ------------------------------
Add Crop Dialog Component
- Passes the mutation state to display loading indicators.
------------------------------ */}
<CropDialog
open={isDialogOpen}
onOpenChange={setIsDialogOpen}
onSubmit={handleAddCrop}
isSubmitting={mutation.isPending}
/>
</div>
);
}