java-mall-app/helpers/WxService.js
2024-11-01 16:35:40 +08:00

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import Tools from 'Tools'
import es6 from '../helpers/plugins/es6-promise'
class Service {
constructor() {
this.__init()
}
/**
* __init
*/
__init() {
this.tools = new Tools
this.__initDefaults()
this.__initMethods()
}
/**
* __initDefaults
*/
__initDefaults() {
// 缓存非异步方法
this.noPromiseMethods = [
'stopRecord',
'pauseVoice',
'stopVoice',
'pauseBackgroundAudio',
'stopBackgroundAudio',
'showNavigationBarLoading',
'hideNavigationBarLoading',
'createAnimation',
'createContext',
'hideKeyboard',
'stopPullDownRefresh',
]
// 缓存wx接口方法名
this.instanceSource = {
method: Object.keys(wx)
}
}
/**
* 遍历wx方法对象判断是否为异步方法是则构造promise
*/
__initMethods() {
for(let key in this.instanceSource) {
this.instanceSource[key].forEach((method, index) => {
this[method] = (...args) => {
// 判断是否为非异步方法或以 uni.on 开头,或以 Sync 结尾的方法
if (this.noPromiseMethods.indexOf(method) !== -1 || method.substr(0, 2) === 'on' || /\w+Sync$/.test(method)) {
return wx[method](...args)
}
return this.__defaultRequest(method, ...args)
}
})
}
/**
* 保留当前页面,跳转到应用内的某个页面
* @param {String} url 路径
* @param {Object} params 参数
*/
this.navigateTo = (url, params) => {
const $$url = this.tools.buildUrl(url, params)
return new es6.Promise((resolve, reject) => {
uni.navigateTo({
url: $$url,
success: res => resolve(res),
fail: res => reject(res),
})
})
}
/**
* 关闭当前页面,跳转到应用内的某个页面
* @param {String} url 路径
* @param {Object} params 参数
*/
this.redirectTo = (url, params) => {
const $$url = this.tools.buildUrl(url, params)
return new es6.Promise((resolve, reject) => {
uni.redirectTo({
url: $$url,
success: res => resolve(res),
fail: res => reject(res),
})
})
}
}
/**
* 以wx下API作为底层方法
* @param {String} method 方法名
* @param {Object} obj 接收参数
*/
__defaultRequest(method = '', obj = {}) {
return new es6.Promise((resolve, reject) => {
obj.success = (res) => resolve(res)
obj.fail = (res) => reject(res)
wx[method](obj)
})
}
}
export default Service