48 lines
929 B
JavaScript
48 lines
929 B
JavaScript
/**
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* 基础类，提供实例缓存等一些基础方法
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*/
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let cacheMap = {}
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let reFn = {}
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export default class BaseModel {
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constructor () {
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return this
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}
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// 获取缓存
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_getThis (model, id = '', time = 10 * 60) {
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const uuid = `${model}:${id}`
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if (uuid && cacheMap[uuid]) {
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return cacheMap[uuid]._expire(time)
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}
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this._uuid = uuid
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}
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// 设置缓存
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_cacheThis (time = 10 * 60) {
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let id = this._uuid
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if (id) {
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this._expire(time)
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cacheMap[id] = this
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return cacheMap[id]
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}
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return this
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}
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// 设置超时时间
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_expire (time = 10 * 60) {
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let id = this._uuid
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reFn[id] && clearTimeout(reFn[id])
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if (time > 0) {
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if (id) {
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reFn[id] = setTimeout(() => {
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reFn[id] && clearTimeout(reFn[id])
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delete reFn[id]
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delete cacheMap[id]
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}, time * 1000)
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}
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return cacheMap[id]
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}
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}
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}
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