const buttons = { direct: document.getElementById("direct_button"), system: document.getElementById("system_button"), proxy: document.getElementById("proxy_button"), }; function setSelectedButton(button) { for (const key in buttons) { buttons[key].classList.remove("selected"); } buttons[button].classList.add("selected"); } browser.proxy.settings.get({}).then(({ value }) => { console.log("current proxy settings: ", value); if (value.proxyType === "none") { setSelectedButton("direct"); } else if (value.proxyType === "system") { setSelectedButton("system"); } else if (value.proxyType === "manual") { setSelectedButton("proxy"); } }); const proxyConfigs = { direct: { proxyType: "none", }, system: { proxyType: "system", }, proxy: { proxyType: "manual", http: "http://localhost:8888", httpProxyAll: true, }, }; for (const key in buttons) { buttons[key].addEventListener("click", () => { browser.proxy.settings.set({ value: proxyConfigs[key] }).then((success) => { if (success) { setSelectedButton(key); } }); }); }