Files
im/util/common.js
T
cansnow 5a086fa1fa 13
2025-12-11 22:33:31 +08:00

539 lines
18 KiB
JavaScript

import PinYin from "./pinyin";
export const html2Text = (html) => {
if (!html) {
return "";
}
return html
.replace(/<\/p><p>/g, "\n")
.replace(/\&nbsp;/g, " ")
.replace(/<p>/g, "")
.replace(/<\/p>/g, "")
.replace(/<br>/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<string>(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)
}
})
});
}