三十 request 封装

request.js 完整代码：

  export default {
        common: {
                baseUrl: 'http://192.168.31.62:3000/api',
                data: {},
                header: {
                        'Content-Type': 'application/json',
                        'Content-Type': 'application/x-www-form-urlencoded',
                },
                method: 'GET',
                dataType: 'json'
        },
        request(options = {}) {
                uni.showLoading({
                        title: '加载中'
                })
                options.url = this.common.baseUrl + options.url;
                options.data = options.data || this.common.data;
                options.header = options.header || this.common.header;
                options.method = options.method || this.common.method;
                options.dataType = options.dataType || this.common.dataType;
                return new Promise((res, rej) => {
                        uni.request({
                                ...options,
                                success: (result) => {
                                        if (result.statusCode != 200) {
                                                return rej();
                                        }
                                        setTimeout(function() {
                                                uni.hideLoading();
                                        }, 2000);
                                        let data = result.data.data;
                                        res(data);
                                }
                        })
                })
        }
}