import PinYin from "./pinyin"; export const html2Text = (html) => { if (!html) { return ""; } return html .replace(/<\/p>

/g, "\n") .replace(/\ /g, " ") .replace(/

/g, "") .replace(/<\/p>/g, "") .replace(/
/g, "") .trim(); }; export const parseBr = (content) => { if (!content) { return ""; } return content.replace(/\n/g, "\\n").trim(); }; export const getEl = (el) => { return new Promise((resolve) => { const query = uni.createSelectorQuery().in(this); query .select(el) .boundingClientRect((data) => { // 存在data,且存在宽和高,视为渲染完毕 resolve(data); }) .exec(); }); }; export const getDbDir = () => { return new Promise((resolve, reject) => { plus.io.requestFileSystem(plus.io.PRIVATE_DOC, (fs) => { fs.root.getDirectory( "user", { create: true, }, (entry) => { resolve(entry.fullPath); }, (error) => { reject(error); }, ); }); }); }; export const formatIndexListData = (list, key = "nickname") => { // 兼容:list 为数组,数组元素可以是字符串或对象;key 为要分组的字段名(若元素为字符串则忽略 key) if (!Array.isArray(list) || list.length === 0) return []; const ucfirst = (l1) => { if (!l1) return ""; if (l1.length > 0) { var first = l1.substr(0, 1).toUpperCase(); var spare = l1.substr(1, l1.length); return first + spare; } return l1; }; const arraySearch = (l1) => { for (var name in PinYin) { if (PinYin[name].indexOf(l1) != -1) { return ucfirst(name); } } return false; }; // 将字符串转为可排序的拼音/字母表示 const codefans = (l1) => { l1 = l1 ?? ""; var l2 = l1.length; var I1 = ""; var reg = new RegExp("[a-zA-Z0-9- ]"); for (var i = 0; i < l2; i++) { var val = l1.substr(i, 1); var name = arraySearch(val); if (reg.test(val)) { I1 += val; } else if (name !== false) { I1 += name; } } I1 = I1.replace(/ /g, "-"); while (I1.indexOf("--") > 0) { I1 = I1.replace("--", "-"); } return I1; }; // 构建分组 map const groups = {}; for (let i = 0; i < list.length; i++) { const item = list[i]; const val = (typeof item === "string") ? item : (item && item[key]) ? item[key] : ""; const coded = codefans(String(val)); let initial = (coded && coded.length > 0) ? coded.substr(0, 1).toUpperCase() : "#"; if (!/^[A-Z]$/.test(initial)) initial = "#"; if (!groups[initial]) groups[initial] = []; groups[initial].push({ raw: item, sortKey: coded || String(val) }); } // 按字母顺序构建结果,A-Z 然后 # const letters = Object.keys(groups).filter((l) => l !== "#").sort(); const result = []; for (const L of letters) { // 组内按照 sortKey 排序 groups[L].sort((a, b) => { if (a.sortKey < b.sortKey) return -1; if (a.sortKey > b.sortKey) return 1; return 0; }); result.push({ letter: L, data: groups[L].map((x) => x.raw) }); } // 特殊字符组放最后 if (groups["#"] && groups["#"].length > 0) { groups["#"].sort((a, b) => { if (a.sortKey < b.sortKey) return -1; if (a.sortKey > b.sortKey) return 1; return 0; }); result.push({ letter: "#", data: groups["#"].map((x) => x.raw) }); } return result; } export const formatChooseData = (data, key = "nickname") => { const ucfirst = (l1) => { if (l1.length > 0) { var first = l1.substr(0, 1).toUpperCase(); var spare = l1.substr(1, l1.length); return first + spare; } }; const arraySearch = (l1, l2) => { for (var name in PinYin) { if (PinYin[name].indexOf(l1) != -1) { return ucfirst(name); break; } } return false; }; const codefans = (l1) => { l1 = l1 ?? "unkown"; var l2 = l1.length; var I1 = ""; var reg = new RegExp("[a-zA-Z0-9- ]"); for (var i = 0; i < l2; i++) { var val = l1.substr(i, 1); var name = arraySearch(val, PinYin); if (reg.test(val)) { I1 += val; } else if (name !== false) { I1 += name; } } I1 = I1.replace(/ /g, "-"); while (I1.indexOf("--") > 0) { I1 = I1.replace("--", "-"); } return I1; }; var arr = [], firstName; for (var i = 0; i < data.length; i++) { firstName = data[i].initial = codefans(data[i][key]).substr(0, 1); arr.push(firstName.toUpperCase()); } var arrlist = []; for (i = 0; i < arr.length; i++) { if (arrlist.indexOf(arr[i]) == -1) { arrlist.push(arr[i]); } } var dataSort = []; for (var i = 0; i < arrlist.length; i++) { dataSort[i] = { initial: arrlist[i], }; dataSort[i].data = []; for (var j = 0; j < data.length; j++) { if (data[j].initial.toUpperCase() == dataSort[i].initial) { dataSort[i].data.push(data[j]); } } } for (var i = 0; i < dataSort.length - 1; i++) { for (var j = 1; j < dataSort.length - i; j++) { if (dataSort[j - 1].initial > dataSort[j].initial) { var a = dataSort[j]; dataSort[j] = dataSort[j - 1]; dataSort[j - 1] = a; } } } const NomalInitial = "QWERTYUIOPLKJHGFDSAZXCVBNM".split(""); const special = { initial: "#", data: [], }; const newFilterData = dataSort.filter((d) => { if (!NomalInitial.includes(d.initial)) { special.data = [...special.data, ...d.data]; } else { return d; } }); if (special.data.length > 0) { newFilterData.push(special); } const indexList = newFilterData.map((item) => item.initial); const dataList = newFilterData.map((item) => item.data); return { indexList, dataList, }; }; export const getPurePath = (path) => { if(!path)return ""; const prefix = "file://"; const relativeRrefix = "_doc/"; if (path.includes(prefix)) { path = path.replace(prefix, ""); } if (path.includes(relativeRrefix)) { path = plus.io.convertLocalFileSystemURL(path); } return path; }; export const filterEmptyValue = (obj) => { for (let key in obj) { if (obj[key] === "") { delete obj[key]; } } }; export const toastWithCallback = (message, callBack, duration = 1000) => { uni.$u.toast(message); setTimeout(callBack, duration); }; export const checkLoginError = (error) => { if (error?.msg) { return error.msg } if (!error?.errCode) { return "操作失败"; } switch (error.errCode) { case 20001: return "密码错误"; case 20002: return "账号不存在"; case 20003: return "手机号已经注册"; case 20004: return "账号已注册"; case 20005: return "操作过于频繁,请稍后再试"; case 20006: return "验证码错误"; case 20007: return "验证码过期"; case 20008: return "验证码错误次数超过限制,请稍后再试"; case 20009: return "验证码已被使用"; case 20010: return "邀请码已被使用"; case 20011: return "邀请码不存在"; case 20012: return "操作限制"; case 20014: return "账号已注册"; default: return "操作失败"; } }; // 删除本地文件,适配 plus 环境 export const deleteLocalFile = (path) => { return new Promise((resolve) => { if (!path) return resolve(); if (typeof plus === 'undefined') return resolve(); // 尝试直接用 resolveLocalFileSystemURL,如果失败再尝试加 file:// 前缀 const tryRemove = (p) => { plus.io.resolveLocalFileSystemURL(p, function(entry) { entry.remove(function() { resolve(); }, function(err) { console.log('deleteLocalFile remove error:', err); resolve(); }); }, function(err) { resolve(err); }); }; tryRemove(path); }); }; export const getVideoCover = (videoPath, frameIndex, callback) => { // 兼容性:如果传入 callback,则函数立即返回空串,并在回调中返回路径; // 如果不传 callback,则返回 Promise(兼容旧用法)。 // 简单字符串哈希,用于生成固定缩略图文件名 const _hash = (s) => { let h = 2166136261; for (let i = 0; i < s.length; i++) { h ^= s.charCodeAt(i); h = Math.imul(h, 16777619); } return (h >>> 0).toString(16); }; const run = async () => { if (!videoPath) return ""; // 生成固定的缩略图路径(基于 videoPath 哈希) let coverRel = null; try { const key = _hash(String(videoPath)); coverRel = `_doc/video_cover_${key}.jpg`; const coverAbs = typeof plus !== 'undefined' && plus.io ? plus.io.convertLocalFileSystemURL(coverRel) : null; // 如果已存在,直接返回 if (typeof plus !== 'undefined' && plus.io) { try { const exists = await new Promise((res) => { plus.io.resolveLocalFileSystemURL(coverRel, function(entry) { res(true); }, function() { res(false); }); }); if (exists) return coverAbs; } catch (e) { // ignore and continue } } } catch (e) { // ignore and continue coverRel = null; } // 1. Native plus 方式尝试 if (typeof plus !== "undefined" && plus.io) { try { // 规范路径(若有可用转换函数) if (typeof getUniversalVideoPath === 'function') { try { videoPath = await getUniversalVideoPath(videoPath); } catch (e) {} } // 尝试 Android 原生 MediaMetadataRetriever 提取帧 if (plus.android) { try { var MediaMetadataRetriever = plus.android.importClass('android.media.MediaMetadataRetriever'); var retriever = new MediaMetadataRetriever(); var setDataSourcePath = videoPath; if (typeof setDataSourcePath === 'string' && setDataSourcePath.indexOf('file://') === 0) { setDataSourcePath = setDataSourcePath.replace('file://', ''); } var _setOk = false; try { retriever.setDataSource(setDataSourcePath); _setOk = true; } catch (sdErr) { try { var UriClass = plus.android.importClass('android.net.Uri'); var uriObj = UriClass.parse(videoPath); var activity = plus.android.runtimeMainActivity(); retriever.setDataSource(activity, uriObj); _setOk = true; } catch (sd2Err) {} } var timeUs = (typeof frameIndex === 'number' && frameIndex >= 0) ? Math.floor(frameIndex * 1000000) : 0; var bitmap = null; try { bitmap = retriever.getFrameAtTime(timeUs); } catch (gfErr) {} if (!bitmap) { try { bitmap = retriever.getFrameAtTime(-1); } catch (e2) {} } if (!bitmap) { try { bitmap = retriever.getFrameAtTime(1000000); } catch (e3) {} } if (bitmap) { try { var CompressFormat = plus.android.importClass('android.graphics.Bitmap$CompressFormat'); var ByteArrayOutputStream = plus.android.importClass('java.io.ByteArrayOutputStream'); var baos = new ByteArrayOutputStream(); plus.android.invoke(bitmap, 'compress', CompressFormat.JPEG, 80, baos); var bytes = plus.android.invoke(baos, 'toByteArray'); // 写入到固定路径(如果 coverRel 可用) var tempRel = coverRel || ('_doc/video_cover_' + Date.now() + '.jpg'); var tempAbs = plus.io.convertLocalFileSystemURL(tempRel); var tempForJava = tempAbs; if (typeof tempForJava === 'string' && tempForJava.indexOf('file://') === 0) tempForJava = tempForJava.replace('file://', ''); var FileOutputStream = plus.android.importClass('java.io.FileOutputStream'); var fos = new FileOutputStream(tempForJava); plus.android.invoke(fos, 'write', bytes); plus.android.invoke(fos, 'close'); try { retriever.release(); } catch (e) {} return tempAbs; } catch (writeErr) { try { retriever.release(); } catch (e) {} } } else { try { retriever.release(); } catch (e) {} } } catch (mmrErr) {} } // 兼容:尝试 plus.getVideoAttributes if (typeof plus.getVideoAttributes === "function") { try { const attr = await new Promise((res, rej) => { plus.getVideoAttributes(videoPath, function(info) { res(info && info.path ? info.path : info); }, function(err) { rej(err); }); }); if (attr) return attr; } catch (e) {} } } catch (e) {} } // 3. H5 capture via video+canvas(在 native 的 WebView 中也可以运行) if (typeof document !== "undefined") { try { const dataUrl = await new Promise((resolve) => { const video = document.createElement('video'); video.crossOrigin = 'anonymous'; video.src = videoPath; video.muted = true; video.playsInline = true; const onError = () => { cleanup(); resolve(''); }; const onLoaded = () => { try { const targetTime = (typeof frameIndex === 'number' && frameIndex >= 0) ? Math.min(video.duration, frameIndex) : Math.min(1, Math.max(0, video.duration / 2)); video.currentTime = targetTime; } catch (err) {} setTimeout(() => { try { const canvas = document.createElement('canvas'); canvas.width = video.videoWidth || 320; canvas.height = video.videoHeight || 240; const ctx = canvas.getContext('2d'); ctx.drawImage(video, 0, 0, canvas.width, canvas.height); const data = canvas.toDataURL('image/jpeg', 0.8); cleanup(); resolve(data || ''); } catch (err) { cleanup(); resolve(''); } }, 400); }; const cleanup = () => { video.removeEventListener('loadeddata', onLoaded); video.removeEventListener('error', onError); }; video.addEventListener('loadeddata', onLoaded); video.addEventListener('error', onError); }); if (!dataUrl) return ''; if (typeof plus !== 'undefined' && plus.io) { try { const base64Data = dataUrl.split(',')[1]; const bytes = atob(base64Data); const buf = new ArrayBuffer(bytes.length); const arr = new Uint8Array(buf); for (let i = 0; i < bytes.length; i++) arr[i] = bytes.charCodeAt(i); const tempRel = coverRel || ('_doc/video_cover_' + Date.now() + '.jpg'); const tempAbs = plus.io.convertLocalFileSystemURL(tempRel); await new Promise((res, rej) => { plus.io.resolveLocalFileSystemURL(tempRel, function(fentry) { fentry.createWriter(function(writer) { writer.onwrite = function() { res(tempAbs); }; writer.onerror = function(e) { rej(e); }; writer.write(arr.buffer); }, function(e) { rej(e); }); }, function() { plus.io.requestFileSystem(plus.io.PRIVATE_DOC, function(fs) { fs.root.getFile(tempRel, {create: true}, function(fentry) { fentry.createWriter(function(writer) { writer.onwrite = function() { res(tempAbs); }; writer.onerror = function(e) { rej(e); }; writer.write(arr.buffer); }, rej); }, rej); }, rej); }); }); return tempAbs; } catch (e) { return dataUrl; } } return dataUrl; } catch (e) {} } return ''; }; if (typeof callback === 'function') { run().then((p) => { try { callback(p); } catch (e) {} }).catch(() => { try { callback(''); } catch (e) {} }); return ""; } return run(); }; export const getVideoInfo = async (src)=>{ return await new Promise((resolve,reject)=>{ uni.getVideoInfo({ src:src, success(res){ resolve(res) },fail(error){ reject(error) } }) }); }