导出fun

导出fun

/* 一、*/
exportFun() {
    let params = {};
    let query = '';　　let formData = {};
    formData.items.forEach(item = >{
        params[item.field] = item.value;
    });
    params.startDate = params.startDate ? formatDateTime(new Date(params.startDate), 'yyyyMM') : ''; // 转换格式
    params.endDate = params.endDate ? formatDateTime(new Date(params.endDate), 'yyyyMM') : ''; // 转换格式
    for (let index in params) {
        query += index + '=' + params[index] + '&'; // 拼接
    }
    let query2 = query.substr(0, query.length - 1); // 去掉最后那个“￥”
    const url = ` / adfda ? $ {
        query2
    }`;
    window.open(url);
}

function formatDateTime(dateTime, fmt) {
    if (/(y+)/.test(fmt)) {
        fmt = fmt.replace(RegExp.$1, (dateTime.getFullYear() + '').substr(4 - RegExp.$1.length));
    }
    let o = {
        'M+': dateTime.getMonth() + 1,
        'd+': dateTime.getDate(),
        'H+': dateTime.getHours(),
        'm+': dateTime.getMinutes(),
        's+': dateTime.getSeconds()
    };
    for (let k in o) {
        if (new RegExp(` ($ {
            k
        })`).test(fmt)) {
            let str = o[k] + '';
            fmt = fmt.replace(RegExp.$1, RegExp.$1.length === 1 ? str: padLeftZero(str));
        }
    }
    return fmt;
}

/* 二、*/

var a = document.createElement('a');
let params = {
    params1: '',
    params2: '',
    params3: ''
};
a.href = '/DataWzc?paraJson=' + encodeURI(JSON.stringify(params));
a.style.display = 'none';
document.body.appendChild(a);
a.click();
a.remove();

/* 三、 */
let params = {
    params1: '',
    params2: ''
};
let url = '/DataUrl?json=' + encodeURI(JSON.stringify(params));
axios.get(url).then(res = >{
    try {
        console.log(res);
        console.log(res.data === 'success');
        if (res.data === 'success') {
            // this.$Message.success(导出成功);
            this.$Modal.success({
                content: '导出成功'
            });
            this.$router.push('/sys/taskList');
        } else {
            this.$Modal.error({
                title: '提示',
                content: '提示信息'
            });
        }
    } catch(error) {
        console.log(error);
    }
}).
catch(() = >{
    this.$Modal.error({
        title: '提示',
        content: '提示信息'
    });
});

/** 四、 */
handleExport() {
    const promise = new Promise(function(resolve, reject) {
        axios.get(url).then(resp = >{
            if (resp.data.success) {
                resolve(resp.data.xx);
            } else {
                reject(new Error(error.msg));
            }
        });
    });
    promise.then((xx) = >{
        var str = this.parseParam({
            params1,
            params2
        });
        var a = document.createElement('a');
        a.href = '/dataUrl?' + str;
        a.download = '标题.xls';
        a.style.display = 'none';
        document.body.appendChild(a);
        a.click();
        a.remove();
    });
},