refactor pages struct
This commit is contained in:
Timi
244
miniprogram/pages/main/tabs/journal/index.ts
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244
miniprogram/pages/main/tabs/journal/index.ts
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// pages/journal/index.ts
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import Time from "../../../../utils/Time";
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import config from "../../../../config/index"
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import Events from "../../../../utils/Events";
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import Toolkit from "../../../../utils/Toolkit";
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import { Journal, JournalPage, JournalPageType } from "../../../../types/Journal";
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import { OrderType } from "../../../../types/Model";
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import { PreviewImageMetadata } from "../../../../types/Attachment";
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import { MediaItem, MediaItemType } from "../../../../types/UI";
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import { JournalApi } from "../../../../api/JournalApi";
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interface JournalData {
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page: JournalPage;
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list: Journal[];
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dateFilterMin: number;
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dateFilterMax: number;
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dateFilterAllows: number[];
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dateFilterVisible: boolean;
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isFetching: boolean;
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isFinished: boolean;
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stickyOffset: number;
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isShowMoreMenu: boolean;
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menuTop: number;
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menuLeft: number;
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}
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Page({
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data: <JournalData>{
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page: {
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index: 0,
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size: 8,
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type: JournalPageType.NORMAL,
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likeMap: {
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type: "NORMAL"
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},
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orderMap: {
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createdAt: OrderType.DESC
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}
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},
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list: [],
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dateFilterMin: new Date("2025/06/28 16:00:00").getTime(),
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dateFilterMax: new Date(2026, 1, 15).getTime(),
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dateFilterAllows: [
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new Date(2025, 11, 15).getTime(),
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new Date(2025, 11, 20).getTime(),
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new Date(2025, 11, 10).getTime(),
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],
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dateFilterVisible: false,
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isFetching: false,
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isFinished: false,
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stickyOffset: 0,
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isShowMoreMenu: false,
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menuTop: 0,
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menuLeft: 0
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},
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onLoad() {
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Events.reset("JOURNAL_REFRESH", () => {
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this.setData({
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page: {
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index: 0,
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size: 8,
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type: JournalPageType.NORMAL,
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equalsExample: {
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type: "NORMAL"
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},
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orderMap: {
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createdAt: OrderType.DESC
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}
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},
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list: [],
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isFetching: false,
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isFinished: false
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});
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this.fetch();
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});
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this.setData({
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list: []
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})
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this.fetch();
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},
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onReady() {
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this.getCustomNavbarHeight();
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},
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onHide() {
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this.setData({
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isShowMoreMenu: false
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})
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},
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onReachBottom() {
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this.fetch();
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},
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getCustomNavbarHeight() {
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const query = wx.createSelectorQuery();
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query.select(".custom-navbar").boundingClientRect();
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query.exec((res) => {
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const { height = 0 } = res[0] || {};
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this.setData({ stickyOffset: height });
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});
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},
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toggleMoreMenu() {
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if (!this.data.isShowMoreMenu) {
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// 打开菜单时计算位置
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const query = wx.createSelectorQuery();
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query.select(".more").boundingClientRect();
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query.exec((res) => {
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if (res[0]) {
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const { top, left, height } = res[0];
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this.setData({
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isShowMoreMenu: true,
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menuTop: top + height + 16, // 按钮下方 8px
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menuLeft: left
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});
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}
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});
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} else {
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// 关闭菜单
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this.setData({
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isShowMoreMenu: false
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});
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}
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},
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/** 阻止事件冒泡 */
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stopPropagation() {
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// 空函数，仅用于阻止事件冒泡
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},
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toCreater() {
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wx.navigateTo({
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url: "/pages/main/journal/editor/index?from=journal"
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})
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},
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toSearch() {
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wx.navigateTo({
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url: "/pages/main/journal/search/index"
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})
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},
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toMap() {
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wx.navigateTo({
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url: "/pages/main/journal/map/index"
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})
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},
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toDate() {
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wx.navigateTo({
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url: "/pages/main/journal/date/index"
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})
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},
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async fetch() {
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if (this.data.isFetching || this.data.isFinished) {
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return;
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}
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this.setData({
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isFetching: true
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});
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try {
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const pageResult = await JournalApi.getList(this.data.page);
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const list = pageResult.list;
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if (!list || list.length === 0) {
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this.setData({
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isFinished: true,
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isFetching: false
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});
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return;
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}
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list.forEach(journal => {
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const mediaItems = journal.items!.filter((item) => item.attachType === "THUMB").map((thumbItem, index) => {
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const metadata = (typeof thumbItem.metadata === "string" ? JSON.parse(thumbItem.metadata) : thumbItem.metadata) as PreviewImageMetadata;
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const thumbURL = `${config.url}/attachment/read/${thumbItem.mongoId}`;
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const sourceURL = `${config.url}/attachment/read/${metadata.sourceMongoId}`;
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const isVideo = metadata.sourceMimeType?.startsWith("video/");
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return {
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type: isVideo ? MediaItemType.VIDEO : MediaItemType.IMAGE,
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thumbURL,
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sourceURL,
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size: thumbItem.size || 0,
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attachmentId: thumbItem.id,
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width: metadata.width,
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height: metadata.height,
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originalIndex: index
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} as MediaItem;
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});
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journal.date = Time.toDate(journal.createdAt);
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journal.time = Time.toTime(journal.createdAt);
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journal.datetime = Time.toPassedDateTime(journal.createdAt);
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journal.mediaItems = mediaItems;
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journal.columnedItems = Toolkit.splitItemsIntoColumns(mediaItems, 3, (item) => {
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if (item.width && item.height && 0 < item.width) {
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return item.height / item.width;
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}
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return 1;
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})
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});
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this.setData({
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page: {
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index: this.data.page.index + 1,
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size: 8,
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type: JournalPageType.NORMAL,
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equalsExample: {
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type: "NORMAL"
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},
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orderMap: {
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createdAt: OrderType.DESC
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}
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},
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list: this.data.list.concat(list),
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isFinished: list.length < this.data.page.size,
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isFetching: false
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});
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} catch (error) {
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console.error("加载日记失败:", error);
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this.setData({ isFetching: false });
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}
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},
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preview(e: WechatMiniprogram.BaseEvent) {
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const { journalIndex, itemIndex } = e.currentTarget.dataset;
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const journal = this.data.list[journalIndex];
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const items = journal.mediaItems!;
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const total = items.length;
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const startIndex = Math.max(0, itemIndex - 25);
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const endIndex = Math.min(total, startIndex + 50);
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const newCurrentIndex = itemIndex - startIndex;
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const sources = items.slice(startIndex, endIndex).map((item) => {
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return {
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url: item.sourceURL,
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type: item.type === MediaItemType.IMAGE ? "image" : "video"
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}
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}) as any;
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wx.previewMedia({
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current: newCurrentIndex,
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sources
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})
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},
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openLocation(e: WechatMiniprogram.BaseEvent) {
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const { journalIndex } = e.currentTarget.dataset;
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const journal = this.data.list[journalIndex] as Journal;
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if (journal.lat && journal.lng) {
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wx.openLocation({
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latitude: journal.lat,
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longitude: journal.lng,
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});
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}
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},
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});
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