ElementsPanel.tsx
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import React from "react";
import type { ElementLibraryCategory, ElementType } from "../../../types/labelTemplate";
/** 左侧标签库：四类分组（与产品图一致）；打印时输入项可带 config 以正确显示为 input */
const ELEMENT_CATEGORIES: {
title: ElementLibraryCategory;
subtitle?: string;
items: { label: string; type: ElementType; config?: Record<string, unknown> }[];
}[] = [
{
title: "Template",
items: [
{ label: "Text", type: "TEXT_STATIC" },
{ label: "QR Code", type: "QRCODE" },
{ label: "Barcode", type: "BARCODE" },
{ label: "Blank Space", type: "BLANK" },
{ label: "Price", type: "TEXT_PRICE" },
{ label: "Image", type: "IMAGE" },
{ label: "Logo", type: "IMAGE" },
],
},
{
title: "Label",
items: [
{ label: "Label Name", type: "TEXT_PRODUCT" },
{ label: "Text", type: "TEXT_STATIC" },
{ label: "QR Code", type: "QRCODE" },
{ label: "Barcode", type: "BARCODE" },
{ label: "Nutrition Facts", type: "NUTRITION" },
{ label: "Price", type: "TEXT_PRICE" },
{ label: "Duration Date", type: "DATE" },
{ label: "Duration Time", type: "TIME" },
{ label: "Duration", type: "DURATION" },
{ label: "Image", type: "IMAGE" },
{ label: "Label Type", type: "TEXT_STATIC" },
{ label: "How-to", type: "TEXT_STATIC" },
{ label: "Expiration Alert", type: "TEXT_STATIC" },
],
},
{
title: "Auto-generated",
items: [
{ label: "Company", type: "TEXT_STATIC" },
{ label: "Employee", type: "TEXT_STATIC" },
{ label: "Current Date", type: "DATE" },
{ label: "Current Time", type: "TIME" },
{ label: "Label ID", type: "TEXT_STATIC" },
],
},
{
title: "Print input",
subtitle: "Click to add to canvas",
items: [
{ label: "Text", type: "TEXT_STATIC", config: { inputType: "text" } },
{ label: "Weight", type: "WEIGHT" },
{ label: "Number", type: "TEXT_STATIC", config: { inputType: "number", text: "0" } },
{ label: "Date & Time", type: "DATE", config: { inputType: "datetime", format: "YYYY-MM-DD HH:mm" } },
{
label: "Multiple Options",
type: "TEXT_STATIC",
config: {
inputType: "options",
multipleOptionId: "",
selectedOptionValues: [],
text: "Text",
fontFamily: "Arial",
fontSize: 14,
fontWeight: "normal",
textAlign: "left",
},
},
],
},
];
interface ElementsPanelProps {
onAddElement: (
type: ElementType,
configOverride: Partial<Record<string, unknown>> | undefined,
libraryCategory: ElementLibraryCategory,
paletteItemLabel: string,
) => void;
}
function sectionSurfaceStyle(title: string): React.CSSProperties {
const t = title.trim().toLowerCase();
if (t === "template") {
return {
backgroundColor: "#dbeafe",
border: "1px solid #93c5fd",
borderRadius: 8,
padding: 8,
};
}
if (t === "label") {
return {
backgroundColor: "#e0f2fe",
border: "1px solid #7dd3fc",
borderRadius: 8,
padding: 8,
};
}
if (t === "auto-generated") {
return {
backgroundColor: "#ede9fe",
border: "1px solid #c4b5fd",
borderRadius: 8,
padding: 8,
};
}
if (t === "print input") {
return {
backgroundColor: "#ffedd5",
border: "1px solid #fdba74",
borderRadius: 8,
padding: 8,
};
}
return {
backgroundColor: "#f1f5f9",
border: "1px solid #cbd5e1",
borderRadius: 8,
padding: 8,
};
}
/**
* 左侧元素库。纵向滚动由父级（index 左侧列容器）的 overflow-y:auto 负责，
* 避免预编译 CSS 缺少 min-h-0 / flex-1 时内层滚动高度为 0 导致底部橙色区被裁切。
*/
export function ElementsPanel({ onAddElement }: ElementsPanelProps) {
return (
<div className="border-r border-slate-200 bg-slate-50">
<div
className="border-b border-slate-200 px-2 py-2 text-sm font-semibold text-slate-800"
style={{ backgroundColor: "#eff6ff", borderBottomColor: "#93c5fd" }}
>
Elements
</div>
<div className="p-2 space-y-3">
{ELEMENT_CATEGORIES.map((cat) => (
<div key={cat.title} style={sectionSurfaceStyle(cat.title)}>
<div className="px-2 py-1 text-xs font-medium uppercase tracking-wide text-gray-600">{cat.title}</div>
{cat.subtitle ? (
<div className="px-2 py-0.5 text-[10px] text-gray-400">{cat.subtitle}</div>
) : null}
<div className="mt-0.5 grid grid-cols-2 gap-1">
{cat.items.map((item, i) => (
<button
key={`${cat.title}-${item.label}-${i}`}
type="button"
onClick={() => onAddElement(item.type, item.config, cat.title, item.label)}
className="items-start justify-start whitespace-normal break-words rounded border border-transparent px-2 py-1.5 text-left text-xs leading-snug hover:border-gray-200 hover:bg-gray-100"
>
{item.label}
</button>
))}
</div>
</div>
))}
</div>
</div>
);
}