首次提交：SyncCalendar 项目
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// entry/src/main/ets/common/CardDataService.ets
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// 服务卡片数据：从本地库取"今天起"的日程（含 RRULE 展开），输出 JSON 给卡片渲染
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import { common } from '@kit.AbilityKit';
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import { formBindingData, formProvider } from '@kit.FormKit';
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import { BusinessError } from '@kit.BasicServicesKit';
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import { preferences } from '@kit.ArkData';
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import { CalendarDataService, DisplayEvent } from './CalendarDataService';
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import { LunarUtil } from './LunarUtil';
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import { LogUtil } from './LogUtil';
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/** 卡片单条日程（按天分组：组内全天事件在前、有时间的按开始时间排序） */
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export class CardItem {
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title: string = '';
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time: string = ''; // 开始时间 '08:30' / '全天'
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endTime: string = ''; // 结束时间 '10:00'（全天事件为空）
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date: string = ''; // '9月15日'
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showDate: boolean = false; // 是否为当天分组的第一条（卡片上渲染日期头）
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calName: string = ''; // 所属日历本名（右侧显示，颜色同日历色）
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color: string = '#007DFF';
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}
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/** 卡片整体数据 */
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export class CardData {
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eventsJson: string = '[]';
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dateText: string = '';
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lunarText: string = '';
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}
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export class CardDataService {
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private static readonly MAX_ITEMS: number = 50;
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// 已添加卡片的 formId 注册表（同进程内有效）
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private static formIds: string[] = [];
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// formIds 持久化（App 重启后内存注册表会清空，从 preferences 恢复，保证推送不丢卡片）
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private static readonly PREF_STORE: string = 'card_form_ids';
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private static readonly PREF_KEY: string = 'form_ids';
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/** 注册卡片：内存 + 持久化 */
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static async registerForm(context: common.Context, formId: string): Promise<void> {
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if (formId !== '' && !CardDataService.formIds.includes(formId)) {
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CardDataService.formIds.push(formId);
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}
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await CardDataService.saveFormIds(context);
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}
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/** 注销卡片：内存 + 持久化 */
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static async unregisterForm(context: common.Context, formId: string): Promise<void> {
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CardDataService.formIds = CardDataService.formIds.filter((id: string): boolean => id !== formId);
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await CardDataService.saveFormIds(context);
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}
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private static async saveFormIds(context: common.Context): Promise<void> {
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try {
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const store: preferences.Preferences =
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await preferences.getPreferences(context, CardDataService.PREF_STORE);
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await store.put(CardDataService.PREF_KEY, CardDataService.formIds.join(','));
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await store.flush();
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} catch (err) {
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const e = err as BusinessError;
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console.error(`保存 formIds 失败: ${e.message}`);
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}
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}
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private static async loadPersistedFormIds(context: common.Context): Promise<void> {
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try {
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const store: preferences.Preferences =
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await preferences.getPreferences(context, CardDataService.PREF_STORE);
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const raw: string = await store.get(CardDataService.PREF_KEY, '') as string;
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for (const id of raw.split(',')) {
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if (id !== '' && !CardDataService.formIds.includes(id)) {
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CardDataService.formIds.push(id);
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}
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}
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} catch (err) {
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// 读取失败则仅用内存注册表
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}
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}
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/** App 内同步完成后调用：刷新所有已添加的卡片 */
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static async pushToAllForms(context: common.Context): Promise<void> {
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// 先恢复持久化的 formId（App 重启后内存注册表为空）
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await CardDataService.loadPersistedFormIds(context);
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if (CardDataService.formIds.length === 0) {
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return;
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}
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const data: CardData = await CardDataService.buildCardData(context);
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const binding: formBindingData.FormBindingData =
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formBindingData.createFormBindingData(data);
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const stale: string[] = [];
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for (const formId of CardDataService.formIds) {
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try {
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await formProvider.updateForm(formId, binding);
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} catch (err) {
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const e = err as BusinessError;
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console.error(`卡片 ${formId} 刷新失败(移除注册): ${e.message}`);
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stale.push(formId);
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}
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}
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for (const id of stale) {
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CardDataService.formIds = CardDataService.formIds.filter((x: string): boolean => x !== id);
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}
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if (stale.length > 0) {
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await CardDataService.saveFormIds(context);
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}
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}
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private static startOfDay(ms: number): number {
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const d = new Date(ms);
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return new Date(d.getFullYear(), d.getMonth(), d.getDate()).getTime();
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}
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/** 组装卡片数据（异步：查询本地库） */
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static async buildCardData(context: common.Context): Promise<CardData> {
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const data = new CardData();
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try {
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LogUtil.init(context);
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const now = new Date();
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const weekCn: string[] = ['周日', '周一', '周二', '周三', '周四', '周五', '周六'];
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data.dateText = `${now.getMonth() + 1}月${now.getDate()}日 ${weekCn[now.getDay()]}`;
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data.lunarText = LunarUtil.lunarDayText(now.getTime());
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const start: number = CardDataService.startOfDay(now.getTime());
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const end: number = start + 60 * 86400000;
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const sources = await CalendarDataService.loadSources(context);
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const events: DisplayEvent[] = await CalendarDataService.loadEvents(context, start, end, sources);
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// 1) 过滤已结束超过 1 小时的；2) 按天分组，组内全天在前、有时间按开始时间排序；
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// 3) 平铺输出并给每组第一条打 showDate 标记（日期头只跟在自己日期前面）
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// 跨天日程：已开始未结束的归到"今天"、按全天显示，不再从开始那天重复显示
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const upcoming: DisplayEvent[] = events
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.filter((e: DisplayEvent): boolean => e.endTime >= now.getTime() - 3600000);
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const todayKey: number = CardDataService.startOfDay(now.getTime());
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const dayKey = (ms: number): number => CardDataService.startOfDay(ms);
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const spansDays = (e: DisplayEvent): boolean =>
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dayKey(e.endTime) > dayKey(e.startTime);
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const groups = new Map<number, DisplayEvent[]>();
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for (const e of upcoming) {
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// 跨天且已开始：归今天；其余归开始日
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const key: number = spansDays(e) && dayKey(e.startTime) < todayKey
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? todayKey : dayKey(e.startTime);
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const arr = groups.get(key);
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if (arr === undefined) {
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groups.set(key, [e]);
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} else {
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arr.push(e);
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}
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}
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const dayKeys: number[] = Array.from(groups.keys()).sort((a: number, b: number): number => a - b);
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const items: CardItem[] = [];
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const p = (n: number): string => n < 10 ? '0' + n : String(n);
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outer:
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for (const key of dayKeys) {
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const list = groups.get(key) as DisplayEvent[];
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const allDay = list.filter((e: DisplayEvent): boolean =>
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e.isAllDay || spansDays(e)); // 跨天日程按全天展示
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const timed = list.filter((e: DisplayEvent): boolean =>
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!e.isAllDay && !spansDays(e))
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.sort((a: DisplayEvent, b: DisplayEvent): number => a.startTime - b.startTime);
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const ordered: DisplayEvent[] = allDay.concat(timed);
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for (let i = 0; i < ordered.length; i++) {
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if (items.length >= CardDataService.MAX_ITEMS) {
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break outer;
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}
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const e = ordered[i];
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const isDayLong: boolean = e.isAllDay || spansDays(e);
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const d = new Date(e.startTime);
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const item = new CardItem();
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item.title = e.title === '' ? '(无标题)' : e.title;
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item.time = isDayLong ? '全天' : `${p(d.getHours())}:${p(d.getMinutes())}`;
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if (isDayLong) {
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item.endTime = '';
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} else {
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const de = new Date(e.endTime);
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item.endTime = `${p(de.getHours())}:${p(de.getMinutes())}`;
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}
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item.date = `${d.getMonth() + 1}月${d.getDate()}日`;
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item.showDate = i === 0; // 当天分组第一条 → 卡片上显示日期头
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item.calName = e.calName;
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item.color = e.color;
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items.push(item);
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}
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}
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data.eventsJson = JSON.stringify(items);
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LogUtil.write(`卡片数据刷新：${items.length} 条`);
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} catch (err) {
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LogUtil.write(`卡片数据刷新失败: ${JSON.stringify(err)}`);
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}
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return data;
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}
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}
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