优化文件存储服务

Tevin

2022-07-18 f243505462264715ddb38d3300a359f0c25f98cc

 common/Bridge.js

@@ -31,6 +31,8 @@
    constructor() {
        this._data = {
            count: 100,
            fileSaved: {},  // 已保存图片名称列表 { 'blob:***' : 'bridge:***' }
            fileLoaded: {},  // 已读取图片名称列表 { 'bridge:***' : 'blob:***' }
        };
        this._receives = {};
        this._earlyInvok = [];
@@ -232,6 +234,10 @@
            callback(objUrl);
            return;
        }
        if (this._data.fileSaved[objUrl]) {
            callback(this._data.fileSaved[objUrl]);
            return;
        }
        // 分段存储
        const saveFileChunk = (baseData, index) => {
            const writeData = {
@@ -258,22 +264,27 @@
            });
        };
        $fileTrans.transObjUrlToBaseData(objUrl, baseData => {
            this._data.fileSaved[objUrl] = 'bridge:' + baseData.fileName;
            saveFileChunk(baseData, 0);
        });
    }

    /**
     * 从 java 读取文件 base64
     * @param fileName
     * @param bridgeName
     * @param callback
     */
    fileLoad(fileName = '', callback) {
    fileLoad(bridgeName = '', callback) {
        // 非存储地址，跳过
        if (fileName.indexOf('bridge:') < 0) {
            callback(fileName);
        if (bridgeName.indexOf('bridge:') < 0) {
            callback(bridgeName);
            return;
        }
        fileName = fileName.split(':')[1];
        if (this._data.fileLoaded[bridgeName]) {
            callback(this._data.fileLoaded[bridgeName]);
            return;
        }
        const fileName = bridgeName.split(':')[1];
        const chunkSize = $fileTrans.getChunkSize();
        const baseArr = [];
        let totalSize = 0;
@@ -305,6 +316,7 @@
                        fileName,
                    };
                    $fileTrans.transBaseDataToObjUrl(baseData, objUrl => {
                        this._data.fileLoaded[bridgeName] = objUrl;
                        callback && callback(objUrl);
                    });
                }
@@ -315,14 +327,20 @@

    /**
     * 从 java 端移除文件
     * @param fileName
     * @param bridgeName
     */
    fileRemove(fileName = '') {
        if (fileName.indexOf('bridge:') < 0) {
    fileRemove(bridgeName = '') {
        if (bridgeName.indexOf('bridge:') < 0) {
            return;
        }
        fileName = fileName.split(':')[1];
        const fileName = bridgeName.split(':')[1];
        this.invoking('img_del', { fileName });
        // 移除
        Object.keys(this._data.fileSaved).forEach(objUrl => {
            if (bridgeName === this._data.fileSaved[objUrl]) {
                delete this._data.fileSaved[objUrl];
            }
        });
    }

    /**
@@ -331,13 +349,16 @@
     * @param names
     * @param callback
     */
    fileStorehouse(type, names = [], callback) {
    fileStore(type, names = [], callback) {
        if (!names || names.length === 0) {
            callback && callback([]);
        }
        // 保存
        if (type === 'save') {
            const list = [];
            const save = index => {
                this.fileSave(names[index], fileName => {
                    list.push(fileName);
                this.fileSave(names[index], bridgeName => {
                    list.push(bridgeName);
                    // 递归下一个
                    if (index < names.length - 1) {
                        setTimeout(() => {