feat(01-03): add data hooks, utilities, UI store, and foundational components

- API fetch wrapper with error handling and multipart upload
- Weight/price formatters for display
- TanStack Query hooks for items, categories, and totals with cache invalidation
- Zustand UI store for panel and confirm dialog state
- TotalsBar, CategoryHeader, ItemCard, ConfirmDialog, ImageUpload components

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
2026-03-14 22:44:48 +01:00
parent a5df33a2d8
commit b099a47eb4
11 changed files with 647 additions and 0 deletions

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import { useState } from "react";
import { formatWeight, formatPrice } from "../lib/formatters";
import { useUpdateCategory, useDeleteCategory } from "../hooks/useCategories";
interface CategoryHeaderProps {
categoryId: number;
name: string;
emoji: string;
totalWeight: number;
totalCost: number;
itemCount: number;
}
export function CategoryHeader({
categoryId,
name,
emoji,
totalWeight,
totalCost,
itemCount,
}: CategoryHeaderProps) {
const [isEditing, setIsEditing] = useState(false);
const [editName, setEditName] = useState(name);
const [editEmoji, setEditEmoji] = useState(emoji);
const updateCategory = useUpdateCategory();
const deleteCategory = useDeleteCategory();
const isUncategorized = categoryId === 1;
function handleSave() {
if (!editName.trim()) return;
updateCategory.mutate(
{ id: categoryId, name: editName.trim(), emoji: editEmoji },
{ onSuccess: () => setIsEditing(false) },
);
}
function handleDelete() {
if (
confirm(`Delete category "${name}"? Items will be moved to Uncategorized.`)
) {
deleteCategory.mutate(categoryId);
}
}
if (isEditing) {
return (
<div className="flex items-center gap-3 py-4">
<input
type="text"
value={editEmoji}
onChange={(e) => setEditEmoji(e.target.value)}
className="w-12 text-center text-xl border border-gray-200 rounded-md px-1 py-1"
maxLength={4}
/>
<input
type="text"
value={editName}
onChange={(e) => setEditName(e.target.value)}
className="text-lg font-semibold border border-gray-200 rounded-md px-2 py-1"
onKeyDown={(e) => {
if (e.key === "Enter") handleSave();
if (e.key === "Escape") setIsEditing(false);
}}
autoFocus
/>
<button
type="button"
onClick={handleSave}
className="text-sm text-blue-600 hover:text-blue-800 font-medium"
>
Save
</button>
<button
type="button"
onClick={() => setIsEditing(false)}
className="text-sm text-gray-400 hover:text-gray-600"
>
Cancel
</button>
</div>
);
}
return (
<div className="group flex items-center gap-3 py-4">
<span className="text-xl">{emoji}</span>
<h2 className="text-lg font-semibold text-gray-900">{name}</h2>
<span className="text-sm text-gray-400">
{itemCount} {itemCount === 1 ? "item" : "items"} ·{" "}
{formatWeight(totalWeight)} · {formatPrice(totalCost)}
</span>
{!isUncategorized && (
<div className="ml-auto flex items-center gap-1 opacity-0 group-hover:opacity-100 transition-opacity">
<button
type="button"
onClick={() => {
setEditName(name);
setEditEmoji(emoji);
setIsEditing(true);
}}
className="p-1 text-gray-400 hover:text-gray-600 rounded"
title="Edit category"
>
<svg
className="w-4 h-4"
fill="none"
stroke="currentColor"
viewBox="0 0 24 24"
>
<path
strokeLinecap="round"
strokeLinejoin="round"
strokeWidth={2}
d="M15.232 5.232l3.536 3.536m-2.036-5.036a2.5 2.5 0 113.536 3.536L6.5 21.036H3v-3.572L16.732 3.732z"
/>
</svg>
</button>
<button
type="button"
onClick={handleDelete}
className="p-1 text-gray-400 hover:text-red-500 rounded"
title="Delete category"
>
<svg
className="w-4 h-4"
fill="none"
stroke="currentColor"
viewBox="0 0 24 24"
>
<path
strokeLinecap="round"
strokeLinejoin="round"
strokeWidth={2}
d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16"
/>
</svg>
</button>
</div>
)}
</div>
);
}

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import { useUIStore } from "../stores/uiStore";
import { useDeleteItem } from "../hooks/useItems";
import { useItems } from "../hooks/useItems";
export function ConfirmDialog() {
const confirmDeleteItemId = useUIStore((s) => s.confirmDeleteItemId);
const closeConfirmDelete = useUIStore((s) => s.closeConfirmDelete);
const deleteItem = useDeleteItem();
const { data: items } = useItems();
if (confirmDeleteItemId == null) return null;
const item = items?.find((i) => i.id === confirmDeleteItemId);
const itemName = item?.name ?? "this item";
function handleDelete() {
if (confirmDeleteItemId == null) return;
deleteItem.mutate(confirmDeleteItemId, {
onSuccess: () => closeConfirmDelete(),
});
}
return (
<div className="fixed inset-0 z-50 flex items-center justify-center">
<div
className="absolute inset-0 bg-black/30"
onClick={closeConfirmDelete}
onKeyDown={(e) => {
if (e.key === "Escape") closeConfirmDelete();
}}
/>
<div className="relative bg-white rounded-xl shadow-lg p-6 max-w-sm mx-4 w-full">
<h3 className="text-lg font-semibold text-gray-900 mb-2">
Delete Item
</h3>
<p className="text-sm text-gray-600 mb-6">
Are you sure you want to delete{" "}
<span className="font-medium">{itemName}</span>? This action cannot be
undone.
</p>
<div className="flex justify-end gap-3">
<button
type="button"
onClick={closeConfirmDelete}
className="px-4 py-2 text-sm font-medium text-gray-700 bg-gray-100 hover:bg-gray-200 rounded-lg transition-colors"
>
Cancel
</button>
<button
type="button"
onClick={handleDelete}
disabled={deleteItem.isPending}
className="px-4 py-2 text-sm font-medium text-white bg-red-600 hover:bg-red-700 disabled:opacity-50 rounded-lg transition-colors"
>
{deleteItem.isPending ? "Deleting..." : "Delete"}
</button>
</div>
</div>
</div>
);
}

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import { useState, useRef } from "react";
import { apiUpload } from "../lib/api";
interface ImageUploadProps {
value: string | null;
onChange: (filename: string | null) => void;
}
const MAX_SIZE_BYTES = 5 * 1024 * 1024; // 5MB
const ACCEPTED_TYPES = ["image/jpeg", "image/png", "image/webp"];
export function ImageUpload({ value, onChange }: ImageUploadProps) {
const [uploading, setUploading] = useState(false);
const [error, setError] = useState<string | null>(null);
const inputRef = useRef<HTMLInputElement>(null);
async function handleFileChange(e: React.ChangeEvent<HTMLInputElement>) {
const file = e.target.files?.[0];
if (!file) return;
setError(null);
if (!ACCEPTED_TYPES.includes(file.type)) {
setError("Please select a JPG, PNG, or WebP image.");
return;
}
if (file.size > MAX_SIZE_BYTES) {
setError("Image must be under 5MB.");
return;
}
setUploading(true);
try {
const result = await apiUpload<{ filename: string }>(
"/api/images",
file,
);
onChange(result.filename);
} catch {
setError("Upload failed. Please try again.");
} finally {
setUploading(false);
}
}
return (
<div>
{value && (
<div className="mb-2 relative">
<img
src={`/uploads/${value}`}
alt="Item"
className="w-full h-32 object-cover rounded-lg"
/>
<button
type="button"
onClick={() => onChange(null)}
className="absolute top-1 right-1 p-1 bg-white/80 hover:bg-white rounded-full text-gray-600 hover:text-gray-900"
>
<svg
className="w-4 h-4"
fill="none"
stroke="currentColor"
viewBox="0 0 24 24"
>
<path
strokeLinecap="round"
strokeLinejoin="round"
strokeWidth={2}
d="M6 18L18 6M6 6l12 12"
/>
</svg>
</button>
</div>
)}
<button
type="button"
onClick={() => inputRef.current?.click()}
disabled={uploading}
className="w-full py-2 px-3 border border-dashed border-gray-300 rounded-lg text-sm text-gray-500 hover:border-gray-400 hover:text-gray-600 transition-colors disabled:opacity-50"
>
{uploading ? "Uploading..." : value ? "Change image" : "Add image"}
</button>
<input
ref={inputRef}
type="file"
accept="image/jpeg,image/png,image/webp"
onChange={handleFileChange}
className="hidden"
/>
{error && <p className="mt-1 text-xs text-red-500">{error}</p>}
</div>
);
}

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import { formatWeight, formatPrice } from "../lib/formatters";
import { useUIStore } from "../stores/uiStore";
interface ItemCardProps {
id: number;
name: string;
weightGrams: number | null;
priceCents: number | null;
categoryName: string;
categoryEmoji: string;
imageFilename: string | null;
}
export function ItemCard({
id,
name,
weightGrams,
priceCents,
categoryName,
categoryEmoji,
imageFilename,
}: ItemCardProps) {
const openEditPanel = useUIStore((s) => s.openEditPanel);
return (
<button
type="button"
onClick={() => openEditPanel(id)}
className="w-full text-left bg-white rounded-xl border border-gray-100 hover:border-gray-200 hover:shadow-sm transition-all overflow-hidden"
>
{imageFilename && (
<div className="aspect-[4/3] bg-gray-50">
<img
src={`/uploads/${imageFilename}`}
alt={name}
className="w-full h-full object-cover"
/>
</div>
)}
<div className="p-4">
<h3 className="text-sm font-semibold text-gray-900 mb-2 truncate">
{name}
</h3>
<div className="flex flex-wrap gap-1.5">
{weightGrams != null && (
<span className="inline-flex items-center px-2 py-0.5 rounded-full text-xs font-medium bg-blue-50 text-blue-700">
{formatWeight(weightGrams)}
</span>
)}
{priceCents != null && (
<span className="inline-flex items-center px-2 py-0.5 rounded-full text-xs font-medium bg-green-50 text-green-700">
{formatPrice(priceCents)}
</span>
)}
<span className="inline-flex items-center px-2 py-0.5 rounded-full text-xs font-medium bg-gray-50 text-gray-600">
{categoryEmoji} {categoryName}
</span>
</div>
</div>
</button>
);
}

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import { useTotals } from "../hooks/useTotals";
import { formatWeight, formatPrice } from "../lib/formatters";
export function TotalsBar() {
const { data } = useTotals();
const global = data?.global;
return (
<div className="sticky top-0 z-10 bg-white border-b border-gray-100">
<div className="mx-auto max-w-7xl px-4 sm:px-6 lg:px-8">
<div className="flex items-center justify-between h-14">
<h1 className="text-lg font-semibold text-gray-900">GearBox</h1>
<div className="flex items-center gap-6 text-sm text-gray-500">
<span>
<span className="font-medium text-gray-700">
{global?.itemCount ?? 0}
</span>{" "}
items
</span>
<span>
<span className="font-medium text-gray-700">
{formatWeight(global?.totalWeight ?? null)}
</span>{" "}
total
</span>
<span>
<span className="font-medium text-gray-700">
{formatPrice(global?.totalCost ?? null)}
</span>{" "}
spent
</span>
</div>
</div>
</div>
</div>
);
}