douba_shop/view/uniapp/libs/wechat.js

// +----------------------------------------------------------------------
// | CRMEB [ CRMEB赋能开发者，助力企业发展 ]
// +----------------------------------------------------------------------
// | Copyright (c) 2016~2021 https://www.crmeb.com All rights reserved.
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// | Licensed CRMEB并不是自由软件，未经许可不能去掉CRMEB相关版权
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// | Author: CRMEB Team <admin@crmeb.com>
// +----------------------------------------------------------------------

// #ifdef H5
import {
	getWechatConfig,
	getShopConfig,
	wechatAuthV2
} 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() {
		this.instance = jWeixin;
		//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 = location.href
		}
		return  /(Android)/i.test(navigator.userAgent) ? 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 => {
					this.instance.config(res.data);
					this.initConfig = res.data;
					this.status = true;
					this.instance.ready(() => {
						resolve(this.instance);
					})
				}).catch(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);
			})
		});
	}
	
	// 获取经纬度；
	location(){
		return new Promise((resolve, reject) => {
			this.wechat().then(wx => {
				this.toPromise(wx.getLocation,{type: 'wgs84'}).then(res => {
					resolve(res);
				}).catch(err => {
					reject(err);
				});
			}).catch(err => {
				reject(err);
			})
		});
	}
	
	// 使用微信内置地图查看位置接口；
	seeLocation(config){
		return new Promise((resolve, reject) => {
			this.wechat().then(wx => {
				this.toPromise(wx.openLocation, config).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);
				}
			});
		});
	}

	/**
	 * 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) {
					if (that.instance) return reject({
						is_ready: true,
						wx: that.instance
					});
					that.verifyInstance().then(wx => {
						return reject({
							is_ready: true,
							wx: wx
						});
					})
				},
				success(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;
	}
	
	async newAuth(scope,url){
		try {
			let res = await getWechatConfig();
			let redirect_url = encodeURIComponent(url);
			let state = encodeURIComponent(("" + Math.random()).split(".")[1] + "authorizestate");
			window.location.href = `https://open.weixin.qq.com/connect/oauth2/authorize?appid=${res.data.appId}&redirect_uri=${redirect_url}&response_type=code&scope=${scope}&state=${state}&connect_redirect=1#wechat_redirect`;
		} catch (err) {
			
		}
	}

}

export default new AuthWechat();
// #endif