@gdjiami/cli/dist/proxy.js

CLI for build front end project.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.applyProxyToExpress = exports.proxyInfomation = exports.interpolateProxy = void 0;
var tslib_1 = require("tslib");
var utils_1 = require("./utils");
var http_proxy_middleware_1 = tslib_1.__importDefault(require("http-proxy-middleware"));
/**
 * 解析配置中的环境变量
 * @param proxy
 */
function interpolateProxy(proxy, local) {
    if (Array.isArray(proxy)) {
        return proxy.map(function (i) {
            return tslib_1.__assign(tslib_1.__assign({}, i), { context: Array.isArray(i.context) ? i.context.map(function (c) { return utils_1.interpolate(c, local); }) : utils_1.interpolate(i.context, local), target: i.target && utils_1.interpolate(i.target, local) });
        });
    }
    else if (typeof proxy === 'object') {
        var res_1 = {};
        Object.keys(proxy).forEach(function (context) {
            var value = proxy[context];
            res_1[utils_1.interpolate(context, local)] =
                typeof value === 'string'
                    ? utils_1.interpolate(value, local)
                    : tslib_1.__assign(tslib_1.__assign({}, value), { target: utils_1.interpolate(value.target, local) });
        });
        return res_1;
    }
    return proxy;
}
exports.interpolateProxy = interpolateProxy;
/**
 * print proxy proxyInfomation
 */
function proxyInfomation(proxy) {
    if (Array.isArray(proxy)) {
        return proxy
            .map(function (i) {
            return (Array.isArray(i.context) ? i.context.join(', ') : i.context) + " ~ " + i.target;
        })
            .join('\n');
    }
    else if (typeof proxy === 'object') {
        return Object.keys(proxy)
            .map(function (context) {
            var value = proxy[context];
            var targetStr = typeof value === 'object' ? value.target : value;
            return context + " ~> " + targetStr;
        })
            .join('\n');
    }
    return '';
}
exports.proxyInfomation = proxyInfomation;
function applyProxyToExpress(proxy, app) {
    var proxyOptions = [];
    if (Array.isArray(proxy)) {
        proxyOptions = proxy;
    }
    else {
        proxyOptions = Object.keys(proxy).map(function (context) {
            var value = proxy[context];
            if (typeof value === 'string') {
                return { context: context, target: value, logLevel: 'warn' };
            }
            return tslib_1.__assign({ context: context, logLevel: 'warn' }, value);
        });
    }
    proxyOptions.forEach(function (proxyConfig) {
        var context = proxyConfig.context;
        if (proxyConfig.target) {
            var middleware = http_proxy_middleware_1.default(proxyConfig);
            app.use(context, middleware);
        }
    });
}
exports.applyProxyToExpress = applyProxyToExpress;