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app/libs/wechat.js

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+// #ifdef H5
+import WechatJSSDK from "@/plugin/jweixin-module/index.js";
+
+
+import {
+	getWechatConfig,
+	wechatAuth
+} from "@/api/public";
+import {
+	WX_AUTH,
+	STATE_KEY,
+	LOGINTYPE,
+	BACK_URL
+} from '@/config/cache';
+import {
+	parseQuery
+} from '@/utils';
+import store from '@/store';
+import Cache from '@/utils/cache';
+
+class AuthWechat {
+
+	constructor() {
+		//微信实例化对象
+		this.instance = WechatJSSDK;
+		//是否实例化
+		this.status = false;
+
+		this.initConfig = {};
+
+	}
+	
+	isAndroid(){
+		let u = navigator.userAgent;
+		return u.indexOf('Android') > -1 || u.indexOf('Adr') > -1;
+	}
+	
+	signLink() {
+		if (typeof window.entryUrl === 'undefined' || window.entryUrl === '') {
+			  	window.entryUrl = document.location.href
+			}
+		return  /(Android)/i.test(navigator.userAgent) ? document.location.href : window.entryUrl;
+	}
+
+	/**
+	 * 初始化wechat(分享配置)
+	 */
+	wechat() {
+		return new Promise((resolve, reject) => {
+			// if (this.status && !this.isAndroid()) return resolve(this.instance);
+			getWechatConfig()
+				.then(res => {
+					let data = res.data;
+					// delete data.jsApiTicket;
+					this.instance.config(data);
+					this.initConfig = data;
+					this.status = true;
+					this.instance.ready(() => {
+						resolve(this.instance);
+					})
+				}).catch(err => {
+					console.log(err);
+					this.status = false;
+					reject(err);
+				});
+		});
+	}
+
+	/**
+	 * 验证是否初始化
+	 */
+	verifyInstance() {
+		let that = this;
+		return new Promise((resolve, reject) => {
+			if (that.instance === null && !that.status) {
+				that.wechat().then(res => {
+					resolve(that.instance);
+				}).catch(() => {
+					return reject();
+				})
+			} else {
+				return resolve(that.instance);
+			}
+		})
+	}
+	// 微信公众号的共享地址
+	openAddress() {
+		return new Promise((resolve, reject) => {
+			this.wechat().then(wx => {
+				this.toPromise(wx.openAddress).then(res => {
+					resolve(res);
+				}).catch(err => {
+					reject(err);
+				});
+			}).catch(err => {
+				reject(err);
+			})
+		});
+	}
+
+	/**
+	 * 微信支付
+	 * @param {Object} config
+	 */
+	pay(config) {
+		return new Promise((resolve, reject) => {
+			this.wechat().then((wx) => {
+				this.toPromise(wx.chooseWXPay, config).then(res => {
+					resolve(res);
+				}).catch(res => {
+					reject(res);
+				});
+			}).catch(res => {
+				reject(res);
+			});
+		});
+	}
+
+	toPromise(fn, config = {}) {
+		return new Promise((resolve, reject) => {
+			fn({
+				...config,
+				success(res) {
+					resolve(res);
+				},
+				fail(err) {
+					reject(err);
+				},
+				complete(err) {
+					reject(err);
+				},
+				cancel(err) {
+					reject(err);
+				}
+			});
+		});
+	}
+
+	/**
+	 * 自动去授权
+	 */
+	oAuth() {
+		if (uni.getStorageSync(WX_AUTH) && store.state.app.token) return;
+		const {
+			code
+		} = parseQuery();
+		if (!code) return this.toAuth();
+	}
+
+	clearAuthStatus() {
+
+	}
+
+	/**
+	 * 授权登陆获取token
+	 * @param {Object} code
+	 */
+	auth(code) {
+		return new Promise((resolve, reject) => {
+			let loginType = Cache.get(LOGINTYPE);
+			wechatAuth(code, parseInt(Cache.get("spread")), loginType)
+				.then(({
+					data
+				}) => {
+					// let expires_time = data.expires_time.substring(0, 19);
+					// expires_time = expires_time.replace(/-/g, '/');
+					// expires_time = new Date(expires_time).getTime();
+					// let newTime = Math.round(new Date() / 1000);
+					store.commit("LOGIN", {
+						token: data.token
+						// time: expires_time - newTime
+					});
+					Cache.set(WX_AUTH, code);
+					Cache.clear(STATE_KEY);
+					loginType && Cache.clear(LOGINTYPE);
+					resolve();
+				})
+				.catch(reject);
+		});
+	}
+
+	/**
+	 * 获取跳转授权后的地址
+	 * @param {Object} appId
+	 */
+	getAuthUrl(appId) {
+		const redirect_uri = encodeURIComponent(
+			`${location.origin}/pages/auth/index?back_url=` +
+			encodeURIComponent(
+				encodeURIComponent(
+					uni.getStorageSync(BACK_URL) ?
+					uni.getStorageSync(BACK_URL) :
+					location.pathname + location.search
+				)
+			)
+		);
+		uni.removeStorageSync(BACK_URL);
+		const state = encodeURIComponent(
+			("" + Math.random()).split(".")[1] + "authorizestate"
+		);
+		uni.setStorageSync(STATE_KEY, state);
+		return `https://open.weixin.qq.com/connect/oauth2/authorize?appid=${appId}&redirect_uri=${redirect_uri}&response_type=code&scope=snsapi_userinfo&state=${state}#wechat_redirect`;
+	}
+
+	/**
+	 * 跳转自动登陆
+	 */
+	toAuth() {
+		let that = this;
+		this.wechat().then(wx => {
+			location.href = this.getAuthUrl(that.initConfig.appId);
+		})
+	}
+
+	/**
+	 * 绑定事件
+	 * @param {Object} name 事件名
+	 * @param {Object} config 参数
+	 */
+	wechatEvevt(name, config) {
+		let that = this;
+		return new Promise((resolve, reject) => {
+			let configDefault = {
+				fail(res) {
+					console.log('前解放后的金凤凰3');
+					console.log(res);
+					console.log(that.instance);
+					console.log('前解放后的金凤凰2');
+					if (that.instance) return reject({
+						is_ready: true,
+						wx: that.instance
+					});
+					that.verifyInstance().then(wx => {
+						return reject({
+							is_ready: true,
+							wx: wx
+						});
+						console.log('么么么么1');
+						console.log(wx);
+						console.log('么么么么2');
+					})
+				},
+				success(res) {
+					console.log(res);
+					return resolve(res,2222);
+				}
+			};
+			Object.assign(configDefault, config);
+			that.wechat().then(wx => {
+				if (typeof name === 'object') {
+					name.forEach(item => {
+						wx[item] && wx[item](configDefault)
+					})
+				} else {
+					wx[name] && wx[name](configDefault)
+				}
+			})
+		});
+	}
+
+	isWeixin() {
+		return navigator.userAgent.toLowerCase().indexOf("micromessenger") !== -1;
+	}
+
+}
+
+export default new AuthWechat();
+// #endif