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104 lines
3.6 KiB
104 lines
3.6 KiB
import cache from "memory-cache";
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import { formatApiCall } from "utils/proxy/api-helpers";
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import { httpProxy } from "utils/proxy/http";
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import getServiceWidget from "utils/config/service-helpers";
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import createLogger from "utils/logger";
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const proxyName = "homeboxProxyHandler";
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const sessionTokenCacheKey = `${proxyName}__sessionToken`;
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const logger = createLogger(proxyName);
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async function login(widget, service) {
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logger.debug("Homebox is rejecting the request, logging in.");
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const loginUrl = new URL(`${widget.url}/api/v1/users/login`).toString();
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const loginBody = `username=${encodeURIComponent(widget.username)}&password=${encodeURIComponent(widget.password)}`;
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const loginParams = {
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method: "POST",
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headers: { "Content-Type": "application/x-www-form-urlencoded" },
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body: loginBody,
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};
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const [, , data] = await httpProxy(loginUrl, loginParams);
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try {
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const { token, expiresAt } = JSON.parse(data.toString());
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const expiresAtDate = new Date(expiresAt).getTime();
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cache.put(`${sessionTokenCacheKey}.${service}`, token, expiresAtDate - Date.now());
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return { token };
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} catch (e) {
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logger.error("Unable to login to Homebox API: %s", e);
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}
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return { token: false };
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}
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async function apiCall(widget, endpoint, service) {
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const key = `${sessionTokenCacheKey}.${service}`;
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const url = new URL(formatApiCall("{url}/api/v1/{endpoint}", { endpoint, ...widget }));
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const headers = {
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"Content-Type": "application/json",
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Authorization: `${cache.get(key)}`,
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};
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const params = { method: "GET", headers };
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let [status, contentType, data, responseHeaders] = await httpProxy(url, params);
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if (status === 401 || status === 403) {
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logger.debug("Homebox API rejected the request, attempting to obtain new access token");
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const { token } = await login(widget, service);
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headers.Authorization = `${token}`;
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// retry request with new token
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[status, contentType, data, responseHeaders] = await httpProxy(url, params);
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if (status !== 200) {
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logger.error("HTTP %d logging in to Homebox, data: %s", status, data);
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return { status, contentType, data: null, responseHeaders };
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}
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}
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if (status !== 200) {
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logger.error("HTTP %d getting data from Homebox, data: %s", status, data);
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return { status, contentType, data: null, responseHeaders };
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}
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return { status, contentType, data: JSON.parse(data.toString()), responseHeaders };
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}
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export default async function homeboxProxyHandler(req, res) {
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const { group, service } = req.query;
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if (!group || !service) {
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logger.debug("Invalid or missing service '%s' or group '%s'", service, group);
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return res.status(400).json({ error: "Invalid proxy service type" });
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}
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const widget = await getServiceWidget(group, service);
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if (!widget) {
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logger.debug("Invalid or missing widget for service '%s' in group '%s'", service, group);
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return res.status(400).json({ error: "Invalid proxy service type" });
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}
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if (!cache.get(`${sessionTokenCacheKey}.${service}`)) {
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await login(widget, service);
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}
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// Get stats for the main blocks
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const { data: groupStats } = await apiCall(widget, "groups/statistics", service);
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// Get group info for currency
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const { data: groupData } = await apiCall(widget, "groups", service);
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return res.status(200).send({
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items: groupStats?.totalItems,
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locations: groupStats?.totalLocations,
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labels: groupStats?.totalLabels,
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totalWithWarranty: groupStats?.totalWithWarranty,
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totalValue: groupStats?.totalItemPrice,
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users: groupStats?.totalUsers,
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currencyCode: groupData?.currency,
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});
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}
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