/**
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* @description 缓存工具类
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*/
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export default class CacheUtils {
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/**
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* @description 打开websql
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*/
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static openWebSql (db) {
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try {
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window.GLOB.WebSql = openDatabase(db, '1', 'mk-pc-database', 50 * 1024 * 1024)
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window.GLOB.WebSql.transaction(tx => {
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tx.executeSql('CREATE TABLE IF NOT EXISTS VERSIONS (version varchar(50), createDate varchar(50), CDefine1 varchar(50), CDefine2 varchar(50), CDefine3 varchar(50))', [], () => {
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}, () => {
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// eslint-disable-next-line
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throw 'CREATE TABLE ERROR'
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})
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tx.executeSql('CREATE TABLE IF NOT EXISTS CONFIGS (menuid varchar(50), userid varchar(50), openEdition varchar(50), webEdition varchar(50), LongParam text, LongParamUser text, CDefine1 varchar(50), CDefine2 varchar(50), CDefine3 varchar(50), CDefine4 varchar(50), CDefine5 varchar(50))', [], () => {
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}, () => {
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// eslint-disable-next-line
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throw 'CREATE TABLE ERROR'
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})
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if (window.GLOB.systemType === '') {
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tx.executeSql('CREATE TABLE IF NOT EXISTS FUNCS (func_code varchar(50), key_sql text, CDefine1 varchar(50), CDefine2 varchar(50), CDefine3 varchar(50))', [], () => {
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}, () => {
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// eslint-disable-next-line
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throw 'CREATE TABLE ERROR'
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})
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}
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})
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// window.GLOB.WebSql.transaction(tx => {
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// tx.executeSql('DROP TABLE VERSIONS')
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// tx.executeSql('DROP TABLE CONFIGS')
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// })
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} catch (e) {
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console.warn('WebSql 初始化失败！')
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window.GLOB.WebSql = null
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}
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}
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/**
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* @description 清空函数
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*/
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static clearFuncs () {
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if (window.GLOB.systemType !== '') return
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if (window.GLOB.WebSql) {
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window.GLOB.WebSql.transaction(tx => {
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tx.executeSql('DELETE FROM FUNCS')
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tx.executeSql(`UPDATE VERSIONS SET createDate='1970-01-01 14:59:09.000' where CDefine1='funcs'`)
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})
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} else if (window.GLOB.IndexDB) {
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let objectStore = window.GLOB.IndexDB.transaction(['funcs'], 'readwrite').objectStore('funcs')
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objectStore.clear()
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window.GLOB.IndexDB.transaction(['version'], 'readwrite').objectStore('version').delete('funcs')
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}
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}
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/**
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* @description 获取websql中保存信息版本
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*/
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static getWebSqlVersion () {
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if (!window.GLOB.WebSql) {
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return Promise.reject()
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}
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let deffers = []
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deffers.push(
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new Promise((resolve) => {
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window.GLOB.WebSql.transaction(tx => {
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tx.executeSql("SELECT * FROM VERSIONS where CDefine1='LongParam'", [], (tx, results) => {
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if (results.rows[0]) {
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resolve(results.rows[0])
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} else {
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resolve({version: '', createDate: ''})
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}
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}, (tx, results) => {
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console.warn(results)
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resolve({version: '', createDate: ''})
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})
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})
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})
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)
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deffers.push(
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new Promise((resolve) => {
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window.GLOB.WebSql.transaction(tx => {
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tx.executeSql(`SELECT * FROM CONFIGS`, [], (tx, results) => {
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let menus = []
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for (let i = 0; i < results.rows.length; i++) {
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menus.push(`'${results.rows[i].menuid}','${results.rows[i].openEdition || 'mk'}'`)
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}
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resolve(menus)
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}, (tx, results) => {
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console.warn(results)
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resolve([])
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})
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})
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})
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)
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return new Promise((resolve) => {
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Promise.all(deffers).then(res => {
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let result = res[0]
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if (result.createDate && !/^\d{4}-\d{2}-\d{2}/.test(result.createDate)) {
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result.createDate = ''
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}
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result.menuids = res[1].join(';')
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resolve(result)
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})
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})
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}
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/**
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* @description 删除websql中保存的配置信息
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*/
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static delWebSqlConfig (keys) {
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if (!window.GLOB.WebSql) return
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if (!keys) {
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window.GLOB.WebSql.transaction(tx => {
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tx.executeSql(`DELETE FROM CONFIGS`, [], () => {}, (tx, results) => {
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console.warn(results)
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})
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})
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} else {
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window.GLOB.WebSql.transaction(tx => {
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tx.executeSql(`DELETE FROM CONFIGS where menuid in (${keys})`, [], () => {}, (tx, results) => {
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console.warn(results)
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})
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})
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}
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}
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/**
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* @description 删除websql中保存的配置信息
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*/
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static delMenuWebSqlConfig (menuId) {
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if (!window.GLOB.WebSql || !menuId) return Promise.resolve()
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return new Promise(resolve => {
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window.GLOB.WebSql.transaction(tx => {
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tx.executeSql(`DELETE FROM CONFIGS where menuid='${menuId}'`, [], () => {
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resolve()
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}, (tx, results) => {
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console.warn(results)
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resolve()
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})
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})
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})
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}
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/**
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* @description 更新websql中配置信息的版本
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*/
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static updateWebSqlversion (version, curTime) {
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if (!window.GLOB.WebSql) return
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window.GLOB.WebSql.transaction(tx => {
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tx.executeSql(`DELETE FROM VERSIONS where CDefine1='LongParam'`)
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if (version) {
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tx.executeSql('INSERT INTO VERSIONS (version, createDate, CDefine1) VALUES (?, ?, ?)', [version, curTime, 'LongParam'], () => {}, (tx, results) => {
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console.warn(results)
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})
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}
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})
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}
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/**
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* @description 获取websql中的配置信息
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*/
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static getWebSqlMenuConfig (MenuID, userid) {
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if (!window.GLOB.WebSql || !MenuID || !userid) return Promise.reject()
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return new Promise((resolve, reject) => {
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window.GLOB.WebSql.transaction(tx => {
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tx.executeSql(`SELECT * FROM CONFIGS WHERE menuid='${MenuID}' and userid='${userid}'`, [], (tx, results) => {
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let paramItem = results.rows[0]
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if (paramItem) {
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resolve({
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ErrCode: 'S',
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ErrMesg: '',
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LongParam: paramItem.LongParam,
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LongParamUser: paramItem.LongParamUser,
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message: '',
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open_edition: paramItem.openEdition,
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status: true,
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web_edition: paramItem.webEdition
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})
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} else {
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reject()
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}
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}, (tx, results) => {
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console.warn(results)
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reject()
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})
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})
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})
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}
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/**
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* @description 将数据写入websql
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*/
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static writeInWebSql (data) {
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if (!window.GLOB.WebSql || !data) return
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window.GLOB.WebSql.transaction(tx => {
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tx.executeSql('INSERT INTO CONFIGS (menuid, userid, openEdition, webEdition, LongParam, LongParamUser) VALUES (?, ?, ?, ?, ?, ?)', data)
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})
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}
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/**
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* @description 打开IndexedDB
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*/
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static openIndexDB (db) {
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try {
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let request = window.indexedDB.open(db, 1)
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request.onerror = () => {
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console.warn('IndexedDB 初始化失败！')
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}
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request.onsuccess = () => {
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window.GLOB.IndexDB = request.result
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}
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request.onupgradeneeded = (event) => {
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window.GLOB.IndexDB = event.target.result
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if (!window.GLOB.IndexDB.objectStoreNames.contains('version')) {
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window.GLOB.IndexDB.createObjectStore('version', { keyPath: 'id' })
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}
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if (!window.GLOB.IndexDB.objectStoreNames.contains('configs')) {
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let objectStore = window.GLOB.IndexDB.createObjectStore('configs', { keyPath: 'id' })
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objectStore.createIndex('menuid', 'menuid', { unique: false })
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objectStore.createIndex('userid', 'userid', { unique: false })
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}
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if (window.GLOB.systemType === '' && !window.GLOB.IndexDB.objectStoreNames.contains('funcs')) {
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window.GLOB.IndexDB.createObjectStore('funcs', { keyPath: 'id' })
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}
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}
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} catch (e) {
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console.warn('IndexedDB 初始化失败！')
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window.GLOB.IndexDB = null
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}
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}
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/**
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* @description 获取IndexedDB中保存信息版本
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*/
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static getIndexDBVersion () {
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if (!window.GLOB.IndexDB) {
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return Promise.reject()
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}
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let deffers = []
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deffers.push(
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new Promise((resolve) => {
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let request = window.GLOB.IndexDB.transaction(['version'])
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.objectStore('version')
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.get('mksoft')
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request.onerror = (event) => {
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window.GLOB.IndexDB = null
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console.warn(event)
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resolve({version: '', createDate: ''})
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}
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request.onsuccess = () => {
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if (request.result) {
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resolve(request.result)
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} else {
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resolve({version: '', createDate: ''})
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}
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}
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})
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)
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deffers.push(
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new Promise((resolve) => {
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let request = window.GLOB.IndexDB.transaction(['configs']).objectStore('configs').openCursor()
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let menus = []
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request.onerror = () => {
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window.GLOB.IndexDB = null
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resolve(menus)
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}
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request.onsuccess = (e) => {
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let cursor = e.target.result
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if (cursor) {
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menus.push(`'${cursor.value.menuid}','${cursor.value.open_edition || 'mk'}'`)
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cursor.continue()
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} else {
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resolve(menus)
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}
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}
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})
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)
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return new Promise((resolve) => {
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Promise.all(deffers).then(res => {
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let result = res[0]
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if (result.createDate && !/^\d{4}-\d{2}-\d{2}/.test(result.createDate)) {
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result.createDate = ''
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}
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result.menuids = res[1].join(';')
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resolve(result)
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})
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})
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}
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/**
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* @description 更新IndexedDB中配置信息的版本
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*/
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static updateIndexDBversion (version) {
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if (!window.GLOB.IndexDB || !version) return
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if (!version) {
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let request = window.GLOB.IndexDB.transaction(['configs'], 'readwrite').objectStore('configs').delete('mksoft')
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request.onerror = () => {
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window.GLOB.IndexDB = null
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}
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} else {
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version.id = 'mksoft'
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let objectStore = window.GLOB.IndexDB.transaction(['version'], 'readwrite').objectStore('version')
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let request = objectStore.get('mksoft')
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request.onerror = () => {
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window.GLOB.IndexDB = null
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}
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request.onsuccess = () => {
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if (request.result) {
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let put = objectStore.put(version)
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put.onerror = () => {
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window.GLOB.IndexDB = null
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}
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} else {
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let add = objectStore.add(version)
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add.onerror = () => {
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window.GLOB.IndexDB = null
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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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* @description 删除IndexedDB中保存的配置信息
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*/
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static delMenuIndexDBConfig (key) {
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if (!window.GLOB.IndexDB || !key) return Promise.resolve()
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return new Promise(resolve => {
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let request = window.GLOB.IndexDB.transaction(['configs'], 'readwrite')
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.objectStore('configs')
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.delete(key)
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request.onsuccess = () => {
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resolve()
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}
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request.onerror = () => {
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window.GLOB.IndexDB = null
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resolve()
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}
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})
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}
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/**
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* @description 删除IndexedDB中保存的配置信息-批量
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*/
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static delIndexDBConfig (menuids) {
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if (!window.GLOB.IndexDB) return
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if (!menuids) {
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let request = window.GLOB.IndexDB.transaction(['configs'], 'readwrite').objectStore('configs').clear()
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request.onerror = () => {
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window.GLOB.IndexDB = null
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}
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} else {
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let request = window.GLOB.IndexDB.transaction(['configs'], 'readwrite').objectStore('configs').openCursor()
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request.onerror = () => {
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window.GLOB.IndexDB = null
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}
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request.onsuccess = (e) => {
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let cursor = e.target.result
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if (cursor) {
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if (menuids.includes(cursor.value.menuid)) {
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cursor.delete()
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}
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cursor.continue()
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}
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}
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}
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}
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/**
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* @description 获取IndexedDB中的配置信息
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*/
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static getIndexDBMenuConfig (MenuID, userid) {
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if (!window.GLOB.IndexDB || !MenuID || !userid) return Promise.reject()
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let key = MenuID + userid
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return new Promise((resolve, reject) => {
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let request = window.GLOB.IndexDB.transaction(['configs']).objectStore('configs').get(key)
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request.onerror = () => {
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window.GLOB.IndexDB = null
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reject()
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}
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request.onsuccess = () => {
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if (request.result) {
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resolve(request.result)
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} else {
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reject()
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}
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}
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})
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}
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/**
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* @description 将数据写入IndexedDB
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*/
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static writeInIndexDB (data) {
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if (!window.GLOB.IndexDB || !data) return
|
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let request = window.GLOB.IndexDB.transaction(['configs'], 'readwrite')
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.objectStore('configs')
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.add(data)
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request.onerror = () => {
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window.GLOB.IndexDB = null
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}
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}
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}
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