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47 lines
1.4 KiB
47 lines
1.4 KiB
3 years ago
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.getTarget = void 0;
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const isPlainObj = require("is-plain-obj");
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const logger_1 = require("./logger");
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const logger = (0, logger_1.getInstance)();
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async function getTarget(req, config) {
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let newTarget;
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const router = config.router;
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if (isPlainObj(router)) {
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newTarget = getTargetFromProxyTable(req, router);
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}
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else if (typeof router === 'function') {
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newTarget = await router(req);
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}
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return newTarget;
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}
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exports.getTarget = getTarget;
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function getTargetFromProxyTable(req, table) {
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let result;
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const host = req.headers.host;
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const path = req.url;
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const hostAndPath = host + path;
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for (const [key] of Object.entries(table)) {
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if (containsPath(key)) {
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if (hostAndPath.indexOf(key) > -1) {
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// match 'localhost:3000/api'
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result = table[key];
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logger.debug('[HPM] Router table match: "%s"', key);
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break;
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}
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}
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else {
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if (key === host) {
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// match 'localhost:3000'
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result = table[key];
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logger.debug('[HPM] Router table match: "%s"', host);
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break;
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}
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}
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}
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return result;
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}
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function containsPath(v) {
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return v.indexOf('/') > -1;
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}
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