add mailboxes

static/dist/index.js

@@ -131,6 +131,19 @@
     );
     return proxyState;
   }
+  function persistState(localStorageKey, state) {
+    state.subscribe(() => {
+      const stringifiedValue = state.toString();
+      localStorage.setItem(localStorageKey, stringifiedValue);
+    });
+  }
+  function restoreState(localStorageKey, initialStateValue) {
+    const storedString = localStorage.getItem(localStorageKey) ?? JSON.stringify(initialStateValue);
+    const convertedValue = JSON.parse(storedString);
+    const state = new State(convertedValue);
+    persistState(localStorageKey, state);
+    return state;
+  }
   function createElement(tagName, attributes = {}, ...children) {
     const element = document.createElement(tagName);
     if (attributes != null)
@@ -159,13 +172,13 @@
               try {
                 const [listState, toElement] = value;
                 listState.handleAddition((newItem) => {
-                  const child = toElement(newItem, listState);
+                  const child = toElement(newItem);
                   listState.handleRemoval(
                     newItem,
                     () => child.remove()
                   );
                   element.append(child);
-                  child.scrollIntoView();
+                  element.scrollTop = element.scrollHeight;
                 });
               } catch {
                 throw `error: cannot process subscribe:children directive because ListItemConverter is not defined. Usage: "subscribe:children={[list, converter]}"; you can find a more detailed example in the documentation`;
@@ -225,6 +238,8 @@
     };
     messageHandler = (data) => {
     };
+    mailboxHandler = (mailboxId2) => {
+    };
     // init
     set onconnect(handler) {
       this.connectionHandler = handler;
@@ -235,6 +250,9 @@
     set onmessage(handler) {
       this.messageHandler = handler;
     }
+    set onmailbox(handler) {
+      this.mailboxHandler = handler;
+    }
     // utility methods
     send(messageObject) {
       if (this.ws == void 0) return false;
@@ -244,15 +262,23 @@
     }
     // public methods
     connect(address) {
+      this.disconnect();
       this.ws = new WebSocket(address);
       this.ws.addEventListener("open", this.connectionHandler);
       this.ws.addEventListener("close", this.disconnectionHandler);
       this.ws.addEventListener("message", (message) => {
         const dataString = message.data.toString();
         const data = JSON.parse(dataString);
-        this.messageHandler(data);
+        if (data.assignedMailboxId) {
+          return this.mailboxHandler(data.assignedMailboxId);
+        } else {
+          this.messageHandler(data);
+        }
       });
     }
+    disconnect() {
+      this.ws?.close();
+    }
     sendMessage(channel, body) {
       const messageObject = {
         messageChannel: channel,
@@ -272,10 +298,24 @@
       };
       return this.send(messageObject);
     }
+    requestMailbox() {
+      const messageObject = {
+        requestingMailboxSetup: true
+      };
+      return this.send(messageObject);
+    }
+    accessMailbox(mailboxId2) {
+      const messageObject = {
+        requestedMailbox: mailboxId2
+      };
+      return this.send(messageObject);
+    }
   };
 
   // src/translations.tsx
   var staticTextEnglish = {
+    mailbox: "Mailbox",
+    requestMailbox: "Request Mailbox",
     channel: "Channel",
     channel_placeholder: "my-channel",
     disconnected: "Server disconnected",
@@ -298,6 +338,8 @@
   var translations = {
     en: staticTextEnglish,
     es: {
+      mailbox: "Buz\xF3n",
+      requestMailbox: "Solicitar buz\xF3n",
       channel: "Canal",
       channel_placeholder: "mi-canal",
       disconnected: "Sin coneci\xF3n",
@@ -318,6 +360,8 @@
       unsubscribe: "Cancelar"
     },
     de: {
+      mailbox: "Briefkasten",
+      requestMailbox: "Briefkasten beantragen",
       channel: "Kanal",
       channel_placeholder: "mein-kanal",
       disconnected: "Verbindung getrennt",
@@ -352,12 +396,15 @@
       this.channel = channel;
       this.body = body;
     }
-    uuid = new UUID();
+    id = UUID();
   };
   var UDN = new UDNFrontend();
   UDN.onconnect = () => {
     isDisconnected.value = false;
     updateStats();
+    if (mailboxId.value != "") {
+      UDN.accessMailbox(mailboxId.value);
+    }
   };
   UDN.onmessage = (data) => {
     lastReceivedMessage.value = JSON.stringify(data, null, 4);
@@ -367,6 +414,9 @@
       if (messageBody) messages.add(messageObject);
     }
   };
+  UDN.onmailbox = (id) => {
+    mailboxId.value = id;
+  };
   UDN.ondisconnect = () => {
     isDisconnected.value = true;
     setTimeout(connect, 2e3);
@@ -376,6 +426,7 @@
   }
   connect();
   var isDisconnected = new State(true);
+  var mailboxId = restoreState("mailbox-id", "");
   var messages = new ListState();
   var lastReceivedMessage = new State(
     getText("noMessagesReceived")
@@ -411,6 +462,9 @@
     UDN.sendMessage(newMessageChannel.value, newMessageBody.value);
     newMessageBody.value = "";
   }
+  function requestMailbox() {
+    UDN.requestMailbox();
+  }
 
   // src/infoScreen.tsx
   function InfoScreen() {
@@ -419,7 +473,7 @@
 
   // src/mainScreen.tsx
   function MainScreen() {
-    return /* @__PURE__ */ createElement("article", { id: "main-screen" }, /* @__PURE__ */ createElement("header", null, getText("settings")), /* @__PURE__ */ createElement("div", null, /* @__PURE__ */ createElement("div", { class: "tile width-input" }, /* @__PURE__ */ createElement("div", null, /* @__PURE__ */ createElement("b", null, getText("messageLastReceived")), /* @__PURE__ */ createElement("p", { class: "secondary", "subscribe:innerText": lastReceivedMessage }))), /* @__PURE__ */ createElement("hr", null), /* @__PURE__ */ createElement("label", { class: "tile" }, /* @__PURE__ */ createElement("div", null, /* @__PURE__ */ createElement("span", null, getText("subscribeToChannel")), /* @__PURE__ */ createElement(
+    return /* @__PURE__ */ createElement("article", { id: "main-screen" }, /* @__PURE__ */ createElement("header", null, getText("settings")), /* @__PURE__ */ createElement("div", null, /* @__PURE__ */ createElement("div", { class: "tile width-input" }, /* @__PURE__ */ createElement("div", null, /* @__PURE__ */ createElement("b", null, getText("messageLastReceived")), /* @__PURE__ */ createElement("p", { class: "secondary", "subscribe:innerText": lastReceivedMessage }))), /* @__PURE__ */ createElement("hr", null), /* @__PURE__ */ createElement("div", { class: "tile width-input" }, /* @__PURE__ */ createElement("div", null, /* @__PURE__ */ createElement("b", null, getText("mailbox")), /* @__PURE__ */ createElement("p", { class: "secondary", "subscribe:innerText": mailboxId }))), /* @__PURE__ */ createElement("div", { class: "flex-row width-input justify-end" }, /* @__PURE__ */ createElement("button", { class: "primary width-100", "on:click": requestMailbox }, getText("requestMailbox"), /* @__PURE__ */ createElement("span", { class: "icon" }, "inbox"))), /* @__PURE__ */ createElement("hr", null), /* @__PURE__ */ createElement("label", { class: "tile" }, /* @__PURE__ */ createElement("div", null, /* @__PURE__ */ createElement("span", null, getText("subscribeToChannel")), /* @__PURE__ */ createElement(
       "input",
       {
         placeholder: getText("channel_placeholder"),

static/node_modules/bloatless-react/README.md

@@ -21,6 +21,7 @@ touch src/index.tsx dist/index.html
 ```
 
 The following build script will be enough:
+
 ```JSON
 {
   "scripts": {
@@ -102,6 +103,7 @@ listState.remove(newItem);
 ## Persistence
 
 States can persist through reloads via LocalStorage. To implement this, modify your code like this:
+
 ```diff
 -const myState = new React.State("hello");
 +const myState = React.restoreState("my-state", "hello");
@@ -213,44 +215,60 @@ document.body.append(
 ```
 
 # Changelog
+
 ## 1.1.0
-- Improve code
-- Add missing `break` statements for directives
-- Add `toggle` directive
-- Improve documentation
+
+-   Improve code
+-   Add missing `break` statements for directives
+-   Add `toggle` directive
+-   Improve documentation
 
 ## 1.1.1
-- Improve documentation
+
+-   Improve documentation
 
 ## 1.1.2
-- Remove `console.log()` calls
-- Improve documentation
+
+-   Remove `console.log()` calls
+-   Improve documentation
 
 ## 1.1.3
-- Add `on:enter` directive
+
+-   Add `on:enter` directive
 
 ## 1.2.0
+
 **BREAKING CHANGES**
-- Replace UUID class with function;
-  - `new UUID()` => `UUID() returns string`
-- Replace definition of `Identifiable`
-  - now has `id: string` instead of `uuid: UUID()`
+
+-   Replace UUID class with function;
+    -   `new UUID()` => `UUID() returns string`
+-   Replace definition of `Identifiable`
+    -   now has `id: string` instead of `uuid: UUID()`
 
 Other changes:
-- Add State persistence
-- Add error description when utilizing `subscribe:children` incorrectly
-- Fix bug where ListState subscriptions were not called
-- Improve documentation
+
+-   Add State persistence
+-   Add error description when utilizing `subscribe:children` incorrectly
+-   Fix bug where ListState subscriptions were not called
+-   Improve documentation
 
 ## 1.2.1
-- Add `set:<attribute>` directive
+
+-   Add `set:<attribute>` directive
 
 ## 1.2.2
-- Remove list parameter from `ListItemConverter`
-- Add `clear()` method to `ListState`
+
+-   Remove list parameter from `ListItemConverter`
+-   Add `clear()` method to `ListState`
 
 ## 1.2.3
-- Allow `toggle:<attribute>` to be used without a state
+
+-   Allow `toggle:<attribute>` to be used without a state
 
 ## 1.2.4
-- On `subscribe:children`, scroll new elements into view
+
+-   On `subscribe:children`, scroll new elements into view
+
+## 1.2.5
+
+-   Instead of using `scrollIntoView()`, `subscribe:children` now scrolls to the bottom

static/node_modules/bloatless-react/index.ts

@@ -205,19 +205,16 @@ export function createElement(
                         try {
                             const [listState, toElement] = value as [
                                 listState: ListState<any>,
-                                (
-                                    item: any,
-                                    listState: ListState<any>
-                                ) => HTMLElement
+                                ListItemConverter<any>
                             ];
 
                             listState.handleAddition((newItem) => {
-                                const child = toElement(newItem, listState);
+                                const child = toElement(newItem);
                                 listState.handleRemoval(newItem, () =>
                                     child.remove()
                                 );
                                 element.append(child);
-                                child.scrollIntoView();
+                                element.scrollTop = element.scrollHeight;
                             });
                         } catch {
                             throw `error: cannot process subscribe:children directive because ListItemConverter is not defined. Usage: "subscribe:children={[list, converter]}"; you can find a more detailed example in the documentation`;

static/node_modules/bloatless-react/package.json

@@ -1,6 +1,6 @@
 {
   "name": "bloatless-react",
-  "version": "1.2.4",
+  "version": "1.2.5-beta1",
   "description": "very minimal and flexible react alternative",
   "repository": {
     "type": "git",

static/node_modules/udn-frontend/README.md

@@ -35,10 +35,18 @@ UDN.unsubscribe("my-channel");
 
 ```TypeScript
 export interface Message {
+  // connecting to server
+  requestingServerConnection?: boolean;
+
+  // mailbox
+  requestingMailboxSetup?: boolean;
+  assignedMailboxId?: string; // sent by server
+  requestedMailbox?: string;
+
   // subscribing to channel
   subscribeChannel?: string;
   unsubscribeChannel?: string;
-  subscribed?: boolean; // sent by the server to confirm subscription
+  subscribed?: boolean; // sent by server to confirm subscription
 
   //sending message
   messageChannel?: string;
@@ -46,7 +54,7 @@ export interface Message {
 }
 
 export default class UDNFrontend {
-  private ws: WebSocket | undefined;
+  ws: WebSocket | undefined;
 
   // handlers
   private connectionHandler = () => {};
@@ -60,6 +68,7 @@ export default class UDNFrontend {
 
   // methods
   connect(address: string): void;
+  disconnect(address: string): void;
   sendMessage(channel: string, body: string): boolean; // true if message is sent
   subscribe(channel: string): boolean; // true if request is sent, NOT inherently when subscribed
   unsubscribe(channel: string): boolean; // true if request is sent, NOT inherently when unsubscribed
@@ -75,3 +84,11 @@ export default class UDNFrontend {
 ## 1.0.2
 
 - minor fixes
+
+## 1.0.3
+
+- add `disconnect()` method
+
+## 1.0.4
+
+- make ws public

static/node_modules/udn-frontend/index.ts

@@ -1,8 +1,16 @@
 export interface Message {
+  // connecting to server
+  requestingServerConnection?: boolean;
+
+  // mailbox
+  requestingMailboxSetup?: boolean;
+  assignedMailboxId?: string; // sent by server
+  requestedMailbox?: string;
+
   // subscribing to channel
   subscribeChannel?: string;
   unsubscribeChannel?: string;
-  subscribed?: boolean; // sent by the server to confirm subscription
+  subscribed?: boolean; // sent by server to confirm subscription
 
   //sending message
   messageChannel?: string;
@@ -10,12 +18,13 @@ export interface Message {
 }
 
 export default class UDNFrontend {
-  private ws: WebSocket | undefined;
+  ws: WebSocket | undefined;
 
   // handlers
   private connectionHandler = () => {};
   private disconnectionHandler = () => {};
   private messageHandler = (data: Message) => {};
+  private mailboxHandler = (mailboxId: string) => {};
 
   // init
   set onconnect(handler: () => void) {
@@ -27,9 +36,12 @@ export default class UDNFrontend {
   set onmessage(handler: (data: Message) => void) {
     this.messageHandler = handler;
   }
+  set onmailbox(handler: (mailboxId: string) => void) {
+    this.mailboxHandler = handler;
+  }
 
   // utility methods
-  private send(messageObject: Object): boolean {
+  private send(messageObject: Message): boolean {
     if (this.ws == undefined) return false;
 
     const messageString = JSON.stringify(messageObject);
@@ -39,16 +51,27 @@ export default class UDNFrontend {
 
   // public methods
   connect(address: string): void {
+    this.disconnect();
+
     this.ws = new WebSocket(address);
     this.ws.addEventListener("open", this.connectionHandler);
     this.ws.addEventListener("close", this.disconnectionHandler);
     this.ws.addEventListener("message", (message) => {
       const dataString = message.data.toString();
       const data = JSON.parse(dataString);
-      this.messageHandler(data);
+
+      if (data.assignedMailboxId) {
+        return this.mailboxHandler(data.assignedMailboxId);
+      } else {
+        this.messageHandler(data);
+      }
     });
   }
 
+  disconnect(): void {
+    this.ws?.close();
+  }
+
   sendMessage(channel: string, body: string): boolean {
     const messageObject = {
       messageChannel: channel,
@@ -70,4 +93,18 @@ export default class UDNFrontend {
     };
     return this.send(messageObject);
   }
+
+  requestMailbox(): boolean {
+    const messageObject = {
+      requestingMailboxSetup: true,
+    };
+    return this.send(messageObject);
+  }
+
+  accessMailbox(mailboxId: string): boolean {
+    const messageObject = {
+      requestedMailbox: mailboxId,
+    };
+    return this.send(messageObject);
+  }
 }

static/node_modules/udn-frontend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "udn-frontend",
-  "version": "1.0.2",
+  "version": "1.0.4-beta2",
   "description": "TypeScript library for UDN apps",
   "main": "index.ts",
   "scripts": {

static/package.json

@@ -1,8 +1,8 @@
 {
   "dependencies": {
-    "bloatless-react": "^1.2.4",
+    "bloatless-react": "1.2.5-beta1",
     "esbuild": "latest",
-    "udn-frontend": "^1.0.2"
+    "udn-frontend": "1.0.4-beta2"
   },
   "scripts": {
     "build": "esbuild src/index.tsx --bundle --outdir=dist"

static/src/mainScreen.tsx

@@ -3,8 +3,10 @@ import * as React from "bloatless-react";
 import {
   isMessageEmpty,
   lastReceivedMessage,
+  mailboxId,
   newMessageBody,
   newMessageChannel,
+  requestMailbox,
   sendMessage,
   subscribe,
   subscriptionChannel,
@@ -28,6 +30,22 @@ export function MainScreen() {
 
         <hr></hr>
 
+        <div class="tile width-input">
+          <div>
+            <b>{getText("mailbox")}</b>
+            <p class="secondary" subscribe:innerText={mailboxId}></p>
+          </div>
+        </div>
+
+        <div class="flex-row width-input justify-end">
+          <button class="primary width-100" on:click={requestMailbox}>
+            {getText("requestMailbox")}
+            <span class="icon">inbox</span>
+          </button>
+        </div>
+
+        <hr></hr>
+
         <label class="tile">
           <div>
             <span>{getText("subscribeToChannel")}</span>

static/src/model.tsx

@@ -4,7 +4,7 @@ import UDNFrontend from "udn-frontend";
 import { getText } from "./translations";
 
 export class Message implements React.Identifiable {
-  uuid = new React.UUID();
+  id = React.UUID();
 
   constructor(public channel: string, public body: string) {}
 }
@@ -15,6 +15,9 @@ const UDN = new UDNFrontend();
 UDN.onconnect = () => {
   isDisconnected.value = false;
   updateStats();
+  if (mailboxId.value != "") {
+    UDN.accessMailbox(mailboxId.value);
+  }
 };
 
 UDN.onmessage = (data) => {
@@ -27,6 +30,10 @@ UDN.onmessage = (data) => {
   }
 };
 
+UDN.onmailbox = (id) => {
+  mailboxId.value = id;
+};
+
 UDN.ondisconnect = () => {
   isDisconnected.value = true;
   setTimeout(connect, 2000);
@@ -40,6 +47,7 @@ connect();
 // STATE
 // connection
 export const isDisconnected = new React.State(true);
+export const mailboxId = React.restoreState("mailbox-id", "");
 
 // messages
 export const messages = new React.ListState<Message>();
@@ -93,3 +101,7 @@ export function sendMessage() {
   UDN.sendMessage(newMessageChannel.value, newMessageBody.value);
   newMessageBody.value = "";
 }
+
+export function requestMailbox() {
+  UDN.requestMailbox();
+}

static/src/translations.tsx

@@ -1,5 +1,7 @@
 // STATIC
 export const staticTextEnglish = {
+  mailbox: "Mailbox",
+  requestMailbox: "Request Mailbox",
   channel: "Channel",
   channel_placeholder: "my-channel",
   disconnected: "Server disconnected",
@@ -23,6 +25,8 @@ export const staticTextEnglish = {
 export const translations: { [key: string]: typeof staticTextEnglish } = {
   en: staticTextEnglish,
   es: {
+    mailbox: "Buzón",
+    requestMailbox: "Solicitar buzón",
     channel: "Canal",
     channel_placeholder: "mi-canal",
     disconnected: "Sin coneción",
@@ -43,6 +47,8 @@ export const translations: { [key: string]: typeof staticTextEnglish } = {
     unsubscribe: "Cancelar",
   },
   de: {
+    mailbox: "Briefkasten",
+    requestMailbox: "Briefkasten beantragen",
     channel: "Kanal",
     channel_placeholder: "mein-kanal",
     disconnected: "Verbindung getrennt",