Add server with basic auth stuff

web/src/setup/tryGet.js

@@ -0,0 +1,67 @@
+// maunium-stickerpicker - A fast and simple Matrix sticker picker widget.
+// Copyright (C) 2020 Tulir Asokan
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+export const integrationPrefix = "../_matrix/integrations/v1"
+
+export const queryToURL = (url, query) => {
+	if (!Array.isArray(query)) {
+		query = Object.entries(query)
+	}
+	query = query.map(([key, value]) =>
+		[key, typeof value === "string" ? value : JSON.stringify(value)])
+	url = `${url}?${new URLSearchParams(query)}`
+	return url
+}
+
+export const tryFetch = async (url, options, reqInfo) => {
+	if (options.query) {
+		url = queryToURL(url, options.query)
+		delete options.query
+	}
+	options.headers = {
+		Authorization: `Bearer ${localStorage.accessToken}`,
+		...options.headers,
+	}
+	const reqName = `${reqInfo.service} ${reqInfo.requestType}`
+	let resp
+	try {
+		resp = await fetch(url, options)
+	} catch (err) {
+		console.error(reqName, "request failed:", err)
+		throw new Error(`Failed to contact ${reqInfo.service}`)
+	}
+	if (resp.status === 502) {
+		console.error("Unexpected", reqName, "request bad gateway:", await resp.text())
+		throw new Error(`Failed to contact ${reqInfo.service}`)
+	}
+	if (reqInfo.raw) {
+		return resp
+	} else if (resp.status === 204) {
+		return
+	}
+	let data
+	try {
+		data = await resp.json()
+	} catch (err) {
+		console.error(reqName, "request JSON parse failed:", err)
+		throw new Error(`Invalid response from ${reqInfo.service}`)
+	}
+	if (resp.status >= 400) {
+		console.error("Unexpected", reqName, "request status:", resp.status, data)
+		throw new Error(data.error || data.message || `Invalid response from ${reqInfo.service}`)
+	}
+	return data
+}