小程序网络请求封装

let ajaxTimes = 0
export const http = params => {
    ajaxTimes++;
    uni.showLoading({
        title: "加载中",
        mask: true,
    });
    return new Promise((resolve, reject) => {
        const baseUrl = 'url'
        const token = uni.getStorageSync('j_token')
        const username = uni.getStorageSync('j_username')
        uni.request({
            data: {
                token,
                username,
                ...params.data
            },
            header: {'Content-type': 'application/x-www-form-urlencoded'},
            method: 'POST',
            url: baseUrl + params.url,
            success: res => {
                resolve(res.data)
            },
            fail: err => {
                reject(err)
            },
            complete: (response) => {
                console.log("response",response)
                ajaxTimes--
                if (ajaxTimes === 0) {
                    uni.hideLoading();
                }
                // 登录过期
                if (response.data.code == -9) {//后台返回的
                    uni.clearStorageSync()
                    uni.showModal({
                        title: '未登录',
                        content: '您未登录，需要登录后才能继续',
                        success: res => {
                            console.log(res);
                            if (res.confirm) {
                                uni.navigateTo({
                                    url: '../login/login'
                                })
                            }
                        }
                    })
                }
            }
        })
    })
}