Add "Generate topic name" button to "Subscribe to topic" dialog

Added a new button. When clicked it'll generate a random alphanumeric string and append to the current topic (or replace if empty).

Signed-off-by: Yarden Shoham <hrsi88@gmail.com>

web/package-lock.json

@@ -18,6 +18,7 @@
         "i18next-browser-languagedetector": "^6.1.4",
         "i18next-http-backend": "^1.4.0",
         "js-base64": "^3.7.2",
+        "nanoid": "^4.0.0",
         "react": "latest",
         "react-dom": "latest",
         "react-i18next": "^11.16.2",
@@ -11868,14 +11869,14 @@
       }
     },
     "node_modules/nanoid": {
-      "version": "3.3.4",
-      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.4.tgz",
-      "integrity": "sha512-MqBkQh/OHTS2egovRtLk45wEyNXwF+cokD+1YPf9u5VfJiRdAiRwB2froX5Co9Rh20xs4siNPm8naNotSD6RBw==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-4.0.0.tgz",
+      "integrity": "sha512-IgBP8piMxe/gf73RTQx7hmnhwz0aaEXYakvqZyE302IXW3HyVNhdNGC+O2MwMAVhLEnvXlvKtGbtJf6wvHihCg==",
       "bin": {
-        "nanoid": "bin/nanoid.cjs"
+        "nanoid": "bin/nanoid.js"
       },
       "engines": {
-        "node": "^10 || ^12 || ^13.7 || ^14 || >=15.0.1"
+        "node": "^14 || ^16 || >=18"
       }
     },
     "node_modules/natural-compare": {
@@ -13692,6 +13693,17 @@
       "resolved": "https://registry.npmjs.org/postcss-value-parser/-/postcss-value-parser-4.2.0.tgz",
       "integrity": "sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ=="
     },
+    "node_modules/postcss/node_modules/nanoid": {
+      "version": "3.3.4",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.4.tgz",
+      "integrity": "sha512-MqBkQh/OHTS2egovRtLk45wEyNXwF+cokD+1YPf9u5VfJiRdAiRwB2froX5Co9Rh20xs4siNPm8naNotSD6RBw==",
+      "bin": {
+        "nanoid": "bin/nanoid.cjs"
+      },
+      "engines": {
+        "node": "^10 || ^12 || ^13.7 || ^14 || >=15.0.1"
+      }
+    },
     "node_modules/prelude-ls": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.2.1.tgz",
@@ -25412,9 +25424,9 @@
       }
     },
     "nanoid": {
-      "version": "3.3.4",
-      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.4.tgz",
-      "integrity": "sha512-MqBkQh/OHTS2egovRtLk45wEyNXwF+cokD+1YPf9u5VfJiRdAiRwB2froX5Co9Rh20xs4siNPm8naNotSD6RBw=="
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-4.0.0.tgz",
+      "integrity": "sha512-IgBP8piMxe/gf73RTQx7hmnhwz0aaEXYakvqZyE302IXW3HyVNhdNGC+O2MwMAVhLEnvXlvKtGbtJf6wvHihCg=="
     },
     "natural-compare": {
       "version": "1.4.0",
@@ -25873,6 +25885,13 @@
         "nanoid": "^3.3.4",
         "picocolors": "^1.0.0",
         "source-map-js": "^1.0.2"
+      },
+      "dependencies": {
+        "nanoid": {
+          "version": "3.3.4",
+          "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.4.tgz",
+          "integrity": "sha512-MqBkQh/OHTS2egovRtLk45wEyNXwF+cokD+1YPf9u5VfJiRdAiRwB2froX5Co9Rh20xs4siNPm8naNotSD6RBw=="
+        }
       }
     },
     "postcss-attribute-case-insensitive": {

web/package.json

@@ -19,6 +19,7 @@
     "i18next-browser-languagedetector": "^6.1.4",
     "i18next-http-backend": "^1.4.0",
     "js-base64": "^3.7.2",
+    "nanoid": "^4.0.0",
     "react": "latest",
     "react-dom": "latest",
     "react-i18next": "^11.16.2",

web/public/static/langs/en.json

@@ -129,6 +129,7 @@
   "subscribe_dialog_subscribe_topic_placeholder": "Topic name, e.g. phil_alerts",
   "subscribe_dialog_subscribe_use_another_label": "Use another server",
   "subscribe_dialog_subscribe_base_url_label": "Service URL",
+  "subscribe_dialog_subscribe_button_generate_topic_name": "Generate topic name",
   "subscribe_dialog_subscribe_button_cancel": "Cancel",
   "subscribe_dialog_subscribe_button_subscribe": "Subscribe",
   "subscribe_dialog_login_title": "Login required",

web/src/components/SubscribeDialog.js

@@ -15,8 +15,10 @@ import subscriptionManager from "../app/SubscriptionManager";
 import poller from "../app/Poller";
 import DialogFooter from "./DialogFooter";
 import {useTranslation} from "react-i18next";
+import {customAlphabet} from 'nanoid/non-secure'
 
 const publicBaseUrl = "https://ntfy.sh";
+const randomAlphanumericString = customAlphabet('abcdefghijklmnopqrstuvwxyz0123456789', 21);
 
 const SubscribeDialog = (props) => {
     const [baseUrl, setBaseUrl] = useState("");
@@ -77,6 +79,17 @@ const SubscribePage = (props) => {
         console.log(`[SubscribeDialog] Successful login to ${topicUrl(baseUrl, topic)} for user ${username}`);
         props.onSuccess();
     };
+    const generateTopicName = () => {
+        const entropy = randomAlphanumericString();
+        let newTopic = props.topic;
+        if (newTopic) {
+            newTopic += "-" + entropy;
+        } else {
+            const sliceIndex = entropy.length / 2;
+            newTopic = entropy.slice(0, sliceIndex) + "-" + entropy.slice(sliceIndex);
+        }
+        props.setTopic(newTopic);
+    }
     const handleUseAnotherChanged = (e) => {
         props.setBaseUrl("");
         setAnotherServerVisible(e.target.checked);
@@ -118,7 +131,8 @@ const SubscribePage = (props) => {
                         maxLength: 64,
                         "aria-label": t("subscribe_dialog_subscribe_topic_placeholder")
                     }}
-                />
+                    />
+                <Button onClick={generateTopicName} disabled={props.topic.includes("-")}>{t("subscribe_dialog_subscribe_button_generate_topic_name")}</Button><br />
                 <FormControlLabel
                     sx={{pt: 1}}
                     control={