377 lines
9.3 KiB
TypeScript
377 lines
9.3 KiB
TypeScript
// pages/main/journal-creater/index.ts
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import Events from "../../../utils/Events";
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import Time from "../../../utils/Time";
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import Toolkit from "../../../utils/Toolkit";
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import config from "../../../config/index";
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import { JournalType } from "../../../types/Journal";
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import IOSize, { Unit } from "../../../utils/IOSize";
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enum MediaItemType {
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IMAGE,
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VIDEO
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}
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type MediaItem = {
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type: MediaItemType;
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path: string;
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thumbPath: string;
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size: number;
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duration: number | undefined;
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raw: any;
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}
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export type Location = {
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lat: number;
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lng: number;
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text?: string;
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}
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interface JournalEditorData {
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idea: string;
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date: string;
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time: string;
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type: JournalType;
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mediaList: MediaItem[];
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location?: Location;
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qqMapSDK?: any;
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isAuthLocation: boolean;
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uploaded: string;
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uploadTotal: string;
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uploadSpeed: string;
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uploadProgress: number;
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isSubmitting: boolean;
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}
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Page({
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data: <JournalEditorData>{
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idea: "",
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date: "2025-06-28",
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time: "16:00",
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type: JournalType.NORMAL,
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mediaList: [],
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location: undefined,
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isAuthLocation: false,
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uploaded: "0",
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uploadTotal: "0 MB",
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uploadSpeed: "0 MB / s",
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uploadProgress: 0,
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isSubmitting: false,
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mediaItemTypeEnum: {
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...MediaItemType
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}
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},
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async onLoad() {
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// 授权定位
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const setting = await wx.getSetting();
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wx.setStorageSync("isAuthLocation", setting.authSetting["scope.userLocation"]);
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let isAuthLocation = JSON.parse(wx.getStorageSync("isAuthLocation"));
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this.setData({ isAuthLocation });
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if (!isAuthLocation) {
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wx.authorize({
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scope: "scope.userLocation"
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}).then(() => {
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isAuthLocation = true;
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this.setData({ isAuthLocation });
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});
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}
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const unixTime = new Date().getTime();
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this.setData({
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date: Time.toDate(unixTime),
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time: Time.toTime(unixTime)
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});
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// 获取默认定位
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wx.getLocation({
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type: "gcj02"
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}).then(resp => {
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this.setData({
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location: {
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lat: resp.latitude,
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lng: resp.longitude
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},
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});
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const argLoc = `location=${this.data.location!.lat},${this.data.location!.lng}`;
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const argKey = "key=WW5BZ-J4LCM-UIT6I-65MXY-Z5HDT-VRFFU";
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wx.request({
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url: `https://apis.map.qq.com/ws/geocoder/v1/?${argLoc}&${argKey}`,
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success: res => {
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if (res.statusCode === 200) {
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this.setData({
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location: {
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lat: this.data.location!.lat,
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lng: this.data.location!.lng,
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text: (res.data as any).result?.formatted_addresses?.recommend
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}
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});
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}
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}
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});
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});
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},
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onChangeType(e: any) {
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const { value } = e.detail;
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this.setData({ type: value });
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},
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async chooseLocation() {
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const location = await wx.chooseLocation({});
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this.setData({
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location: {
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lat: location.latitude,
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lng: location.longitude,
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text: location.name
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}
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});
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},
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addMedia() {
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const that = this;
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wx.chooseMedia({
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mediaType: ["mix"],
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sourceType: ["album", "camera"],
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camera: "back",
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success(res) {
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wx.showLoading({
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title: "加载中..",
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mask: true
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})
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const tempFiles = res.tempFiles;
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const mediaList = tempFiles.map(item => {
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return {
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type: (<any>MediaItemType)[item.fileType.toUpperCase()],
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path: item.tempFilePath,
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thumbPath: item.thumbTempFilePath,
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size: item.size,
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duration: item.duration,
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raw: item
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} as MediaItem;
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});
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that.setData({
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mediaList: [...that.data.mediaList, ...mediaList]
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});
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wx.hideLoading();
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}
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})
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},
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clearMedia() {
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wx.showModal({
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title: "提示",
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content: "确认清空已选照片或视频吗？",
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confirmText: "清空",
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confirmColor: "#E64340",
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cancelText: "取消",
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success: res => {
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if (res.confirm) {
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this.setData({
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mediaList: []
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});
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}
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}
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})
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},
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preview(e: WechatMiniprogram.BaseEvent) {
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const itemIndex = e.currentTarget.dataset.index;
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const total = this.data.mediaList.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 = this.data.mediaList.slice(startIndex, endIndex).map(item => {
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return {
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url: item.path,
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type: MediaItemType[item.type].toLowerCase()
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} as WechatMiniprogram.MediaSource;
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});
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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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deleteMedia(e: WechatMiniprogram.BaseEvent) {
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const index = e.currentTarget.dataset.index;
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const mediaList = [...this.data.mediaList];
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mediaList.splice(index, 1);
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this.setData({
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mediaList
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});
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},
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cancel() {
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wx.switchTab({
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url: "/pages/main/journal/index",
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})
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},
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submit() {
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const handleFail = () => {
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wx.showToast({ title: "上传失败", icon: "error" });
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wx.hideLoading();
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this.setData({
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isSubmitting: false
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});
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};
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this.setData({
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isSubmitting: true
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});
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// 获取 openId
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const getOpenId = new Promise<string>((resolve, reject) => {
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wx.login({
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success: (res) => {
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if (res.code) {
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wx.request({
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url: `${config.url}/journal/openid`,
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method: "POST",
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header: {
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Key: wx.getStorageSync("key")
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},
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data: {
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code: res.code
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},
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success: (resp) => {
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const data = resp.data as any;
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if (data.code === 20000) {
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resolve(data.data);
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} else {
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reject(new Error("获取 openId 失败"));
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}
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},
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fail: () => reject(new Error("获取 openId 请求失败"))
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});
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} else {
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reject(new Error("获取登录凭证失败"));
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}
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},
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fail: () => reject(new Error("登录失败"))
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});
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});
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// 文件上传
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const uploadFiles = new Promise<string[]>((resolve, reject) => {
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const mediaList = this.data.mediaList || [];
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if (mediaList.length === 0) {
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resolve([]);
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return;
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}
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wx.showLoading({ title: "正在上传..", mask: true });
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// 计算总大小
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const sizePromises = mediaList.map(item => {
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return new Promise<number>((sizeResolve, sizeReject) => {
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wx.getFileSystemManager().getFileInfo({
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filePath: item.path,
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success: (res) => sizeResolve(res.size),
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fail: (err) => sizeReject(err)
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});
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});
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});
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Promise.all(sizePromises).then(fileSizes => {
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const totalSize = fileSizes.reduce((acc, size) => acc + size, 0);
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const uploadTasks: WechatMiniprogram.UploadTask[] = [];
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let uploadedSize = 0;
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let lastUploadedSize = 0;
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this.setData({
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uploadTotal: IOSize.format(totalSize, 2, Unit.MB)
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});
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// 计算上传速度
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const speedUpdateInterval = setInterval(() => {
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const chunkSize = uploadedSize - lastUploadedSize;
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this.setData({
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uploadSpeed: `${IOSize.format(chunkSize)} / s`
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});
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lastUploadedSize = uploadedSize;
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}, 1000);
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// 上传文件
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const uploadPromises = mediaList.map(item => {
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return new Promise<string>((uploadResolve, uploadReject) => {
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const task = wx.uploadFile({
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url: `${config.url}/temp/file/upload`,
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filePath: item.path,
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name: "file",
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success: (resp) => {
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const result = JSON.parse(resp.data);
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if (result && result.code === 20000) {
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uploadResolve(result.data[0].id);
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} else {
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uploadReject(new Error(`文件上传失败: ${result?.message || "未知错误"}`));
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}
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},
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fail: (err) => uploadReject(new Error(`文件上传失败: ${err.errMsg}`))
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});
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// 监听上传进度
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let prevProgress = 0;
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task.onProgressUpdate((res) => {
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const fileUploaded = (res.totalBytesExpectedToSend * res.progress) / 100;
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const delta = fileUploaded - prevProgress;
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uploadedSize += delta;
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prevProgress = fileUploaded;
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// 更新进度条
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this.setData({
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uploaded: IOSize.formatWithoutUnit(uploadedSize, 2, Unit.MB),
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uploadProgress: Math.round((uploadedSize / totalSize) * 10000) / 100
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});
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});
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uploadTasks.push(task);
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});
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});
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Promise.all(uploadPromises).then((tempFileIds) => {
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// 清除定时器
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clearInterval(speedUpdateInterval);
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uploadTasks.forEach(task => task.offProgressUpdate());
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this.setData({
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uploadProgress: 100,
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uploadSpeed: "0 MB / s"
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});
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resolve(tempFileIds);
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}).catch((e: Error) => {
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// 取消所有上传任务
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uploadTasks.forEach(task => task.abort());
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clearInterval(speedUpdateInterval);
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reject(e);
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});
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}).catch(reject);
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});
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// 并行执行获取 openId 和文件上传
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Promise.all([getOpenId, uploadFiles]).then(([openId, tempFileIds]) => {
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wx.showLoading({ title: "正在保存..", mask: true });
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wx.request({
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url: `${config.url}/journal/create`,
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method: "POST",
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header: {
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Key: wx.getStorageSync("key")
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},
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data: {
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idea: this.data.idea,
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type: this.data.type,
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lat: this.data.location?.lat,
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lng: this.data.location?.lng,
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location: this.data.location?.text,
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pusher: openId,
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createdAt: Date.parse(`${this.data.date} ${this.data.time}`),
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tempFileIds
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},
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success: async () => {
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Events.emit("JOURNAL_REFRESH");
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wx.showToast({ title: "提交成功", icon: "success" });
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this.setData({
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idea: "",
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mediaList: [],
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isSubmitting: false,
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uploaded: "0",
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uploadTotal: "0 MB",
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uploadProgress: 0
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});
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await Toolkit.sleep(1000);
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wx.switchTab({
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url: "/pages/main/journal/index"
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});
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},
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fail: handleFail
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});
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}).catch(handleFail);
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}
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});
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