applets-request
Version:
mini program axois request wechat alipay
119 lines • 4.02 kB
JavaScript
;
/*
* @Author: youzhao.zhou
* @Date: 2021-02-01 22:55:50
* @Last Modified by: youzhao.zhou
* @Last Modified time: 2021-02-09 18:07:00
* @Description 合并config
*/
Object.defineProperty(exports, "__esModule", { value: true });
var utils_1 = require("../helpers/utils");
function mergeConfig(config1, optionalConfig2) {
var config2 = optionalConfig2 || {};
var config = Object.create(null);
// 只从config2获取值
var valueFromConfig2Keys = ["url", "method", "data"];
// 需要config1和config2中需要深合并的值
var requiredMergeDeepPropertiesKeys = ["headers", "params"];
// 只要在config2中存在key，就赋值config2[key]，不考虑null和undefined；
// 如果config2中不存在key，config1中存在该key，就赋值config1[key]；
// config1和config2都不存在，则跳过
var directMergeKeys = ["validateStatus", "writeCookies", "readCookies"];
// 优先从config2中取值，config2中没有值的，再从config1取值
var config2FirstConfig1DefaultKeys = [
"baseURL",
"transformConfig",
"transformRequest",
"transformResponse",
"paramsSerializer",
"timeout",
"adapter",
"responseType",
"xsrfCookieName",
"xsrfHeaderName",
"cancelToken",
];
valueFromConfig2Keys.forEach(getValueFromConfig2);
config2FirstConfig1DefaultKeys.forEach(getValueFromConfig2First);
directMergeKeys.forEach(getDirectValue);
requiredMergeDeepPropertiesKeys.forEach(deepMergeConfig);
/**
* 只从config2获取值
* @param key
*/
function getValueFromConfig2(key) {
var val = config2[key];
if (utils_1.isUndefined(val)) {
return;
}
config[key] = mergeObject(val);
}
/**
* 优先从config2中取值，config2中没有值的，再从config1取值
* @param key
*/
function getValueFromConfig2First(key) {
var val = config2[key];
if (!utils_1.isUndefined(val)) {
config[key] = mergeObject(val);
return;
}
if (!utils_1.isUndefined(config1[key])) {
config[key] = mergeObject(config1[key]);
}
}
/**
* config2中key就用config2，没有就用config1
* @param key
*/
function getDirectValue(key) {
if (key in config2) {
config[key] = mergeObject(config2[key]);
return;
}
if (key in config1) {
config[key] = mergeObject(config1[key]);
}
}
function deepMergeConfig(key) {
var val1 = config1[key];
var val2 = config2[key];
// 如果两个config1和config2都有值，那么合并两个值
if (!utils_1.isUndefined(val2)) {
config[key] = getMergeValue(val1, val2);
return;
}
if (!utils_1.isUndefined(val1)) {
config[key] = getMergeValue(undefined, val1);
}
}
function getMergeValue(target, source) {
if (utils_1.isPlainObject(target) && utils_1.isPlainObject(source)) {
return utils_1.merge(target, source);
}
if (utils_1.isPlainObject(source)) {
return utils_1.merge({}, source);
}
return mergeObject(source);
}
function mergeObject(val) {
if (Array.isArray(val)) {
return utils_1.merge(val);
}
if (utils_1.isPlainObject(val)) {
return utils_1.merge(val);
}
return val;
}
var hadMergeKeys = valueFromConfig2Keys
.concat(requiredMergeDeepPropertiesKeys)
.concat(directMergeKeys)
.concat(requiredMergeDeepPropertiesKeys);
var remainKeys = Object.keys(config1)
.concat(Object.keys(config2))
.filter(function (key) { return !hadMergeKeys.includes(key); });
utils_1.forEach(remainKeys, deepMergeConfig);
return config;
}
exports.default = mergeConfig;
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