labelTemplateStorage.ts
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/**
* 标签模板 LocalStorage 读写
* Key: label-template-{id}
* 列表: label-template-ids = string[]
*/
import type { LabelTemplate } from '../types/labelTemplate';
import { getStorageKey, getIdsKey } from '../types/labelTemplate';
export function getTemplateIds(): string[] {
try {
const raw = localStorage.getItem(getIdsKey());
if (!raw) return [];
const ids = JSON.parse(raw) as string[];
return Array.isArray(ids) ? ids : [];
} catch {
return [];
}
}
export function getTemplate(id: string): LabelTemplate | null {
try {
const raw = localStorage.getItem(getStorageKey(id));
if (!raw) return null;
return JSON.parse(raw) as LabelTemplate;
} catch {
return null;
}
}
export function getTemplateList(): LabelTemplate[] {
const ids = getTemplateIds();
const list: LabelTemplate[] = [];
for (const id of ids) {
const t = getTemplate(id);
if (t) list.push(t);
}
return list.sort((a, b) => (b.id > a.id ? 1 : -1));
}
function setTemplateIds(ids: string[]): void {
localStorage.setItem(getIdsKey(), JSON.stringify(ids));
}
export function saveTemplate(template: LabelTemplate): void {
const key = getStorageKey(template.id);
localStorage.setItem(key, JSON.stringify(template));
const ids = getTemplateIds();
if (!ids.includes(template.id)) {
ids.push(template.id);
setTemplateIds(ids);
}
}
export function deleteTemplate(id: string): void {
localStorage.removeItem(getStorageKey(id));
const ids = getTemplateIds().filter((x) => x !== id);
setTemplateIds(ids);
}