applets-request
Version:
mini program axois request wechat alipay
117 lines • 3.63 kB
JavaScript
;
/*
* @Author: youzhao.zhou
* @Date: 2021-01-30 16:44:44
* @Last Modified by: youzhao.zhou
* @Last Modified time: 2021-02-07 12:29:11
* @Description 处理url，将params数据，以query的方式拼接到url上，
* @example /demo?p1=12&p2=34
*
* 需要处理的逻辑有：
* 1. 丢弃URL中哈希#部分
* 2. 忽略null和undefined的数据
* 3. 参数值为数组
* 4. 参数值为对象
* 5. 参数值为Date类型
* 6. 可以出现在URL中的特殊字符
* 7. 保留url中的参数
*/
Object.defineProperty(exports, "__esModule", { value: true });
var utils_1 = require("./utils");
function parseUrl(url, params, paramsSerializer) {
var tmpUrl = removeHash(url);
if (typeof params === "string") {
return assembleUrl(tmpUrl, params);
}
var paramsKeys = Object.keys(!utils_1.isObject(params) ? {} : params);
if (paramsKeys.length === 0 && !utils_1.isFunction(paramsSerializer)) {
return tmpUrl;
}
var queryStr = utils_1.isFunction(paramsSerializer)
? paramsSerializer === null || paramsSerializer === void 0 ? void 0 : paramsSerializer(params) : parseQueryStr(paramsKeys, params);
if (!queryStr) {
return tmpUrl;
}
return assembleUrl(tmpUrl, queryStr);
}
function assembleUrl(url, queryStr) {
return url.includes("?") ? url + "&" + queryStr : url + "?" + queryStr;
}
/**
* 移除值为null和undefined的属性
* @param val params中的value
*/
function removeNullAndUndefinedVal(val) {
if (val === null || typeof val === "undefined") {
return false;
}
return true;
}
/**
* 获取query str
* @param paramsKeys string[]
* @param params object
* @returns demo=234&demo1=demo
*/
function parseQueryStr(paramsKeys, params) {
var paramsEntries = paramsKeys
.filter(function (paramsKey) { return removeNullAndUndefinedVal(params[paramsKey]); })
.map(function (paramKey) { return parseParam(paramKey, params[paramKey]); });
if (paramsEntries.length === 0) {
return "";
}
return paramsEntries.reduce(function (preStr, curParam) {
if (!curParam[0] || !curParam[1]) {
return preStr;
}
return "" + (preStr ? preStr + "&" : "") + curParam.join("=");
}, "");
}
function parseParam(key, val) {
if (Array.isArray(val)) {
return parseArrayVal(key, val);
}
if (utils_1.isDate(val)) {
return [encode(key), encode(val.toISOString())];
}
if (utils_1.isPlainObject(val)) {
return [encode(key), encode(JSON.stringify(val))];
}
return [key, val];
}
/**
* 处理参数值类型为数组的参数
* @param key 参数名
* @param val 参数值
* @returns [key, ${val[0]}&${key}[]=${val[1]}&....&${key}[]=${val[n]}]
*/
function parseArrayVal(key, val) {
var values = val.map(function (item, i) {
if (i === 0) {
return item;
}
return encode(key + "[]") + "=" + encode(item);
});
return [encode(key + "[]"), values.join("&")];
}
function removeHash(url) {
return url.includes("#") ? url.slice(0, url.indexOf("#")) : url;
}
function encode(str) {
return encodeURIComponent(str)
.replace(/%40/g, "@")
.replace(/%3A/gi, ":")
.replace(/%24/g, "$")
.replace(/%2C/gi, ",")
.replace(/%20/g, "+")
.replace(/%5B/gi, "[")
.replace(/%5D/gi, "]");
}
function transformUrl(url, params, paramsSerializer) {
if (!url) {
return removeHash(url);
}
return parseUrl(url, params, paramsSerializer);
}
exports.default = transformUrl;
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