Preparing for other communication protocols

.editorconfig

@@ -1,3 +1,6 @@
+root=true
+[*]
 charset = utf-8
 indent_size = 3
 indent_style = space
+insert_final_newline = true

src/index.ts

@@ -3,7 +3,7 @@ import Web from "./web";
 import config from "./config";
 import { DatabaseManager } from "./database/database";
 import { createServer } from "http";
-import { ConnectionManager } from "./connection";
+import { WebsocketConnectionManager } from "./websocket";
 import { LoggingTypes } from "@hibas123/logging";
 import { readFileSync } from "fs";
 
@@ -13,12 +13,14 @@ const version = JSON.parse(readFileSync("./package.json").toString()).version;
 
 Logging.log("Starting Database version:", version);
 
-DatabaseManager.init().then(() => {
+DatabaseManager.init()
+   .then(() => {
       const http = createServer(Web.callback());
-   ConnectionManager.bind(http);
+      WebsocketConnectionManager.bind(http);
       const port = config.port || 5000;
-   http.listen(port, () => Logging.log("Listening on port:", port))
+      http.listen(port, () => Logging.log("WS:  Listening on port:", port));
-}).catch(err => {
+   })
+   .catch((err) => {
       Logging.error(err);
       process.exit(-1);
-})
+   });

src/websocket.ts

@@ -0,0 +1,122 @@
+import Logging from "@hibas123/nodelogging";
+import { IncomingMessage, Server } from "http";
+import * as WebSocket from "ws";
+import { DatabaseManager } from "./database/database";
+import { CollectionQuery, DocumentQuery, IQuery, ITypedQuery } from "./database/query";
+import Session from "./database/session";
+import { verifyJWT } from "./helper/jwt";
+import nanoid = require("nanoid");
+
+export class WebsocketConnectionManager {
+   static server: WebSocket.Server;
+
+   static bind(server: Server) {
+      this.server = new WebSocket.Server({ server });
+      this.server.on("connection", this.onConnection.bind(this));
+   }
+
+   private static async onConnection(socket: WebSocket, req: IncomingMessage) {
+      Logging.log("New Connection:");
+      const sendError = (error: string) => socket.send(JSON.stringify({ ns: "error_msg", data: error }));
+
+      const session = new Session(nanoid());
+
+      const query = new URL(req.url, "http://localhost").searchParams;
+
+      const database = query.get("database");
+      const db = DatabaseManager.getDatabase(database);
+      if (!db) {
+         sendError("Invalid Database!");
+         socket.close();
+         return;
+      }
+
+      const accesskey = query.get("accesskey");
+      if (db.accesskey) {
+         if (!accesskey || accesskey !== db.accesskey) {
+            sendError("Unauthorized!");
+            socket.close();
+            return;
+         }
+      }
+
+      const authkey = query.get("authkey");
+      if (authkey && db.publickey) {
+         let res = await verifyJWT(authkey, db.publickey);
+         if (!res || !res.uid) {
+            sendError("Invalid JWT");
+            socket.close();
+            return;
+         } else {
+            session.uid = res.uid;
+         }
+      }
+
+      const rootkey = query.get("rootkey");
+      if (rootkey && db.rootkey) {
+         if (rootkey === db.rootkey) {
+            session.root = true;
+            Logging.warning(`Somebody logged into ${database} via rootkey`);
+         }
+      }
+
+      const answer = (id: string, data: any, error: boolean = false) => {
+         if (error)
+            Logging.error(error as any);
+         socket.send(JSON.stringify({ ns: "message", data: { id, error, data } }));
+      }
+
+      const handler = new Map<string, ((data: any) => void)>();
+
+      handler.set("v2", async ({ id, query }) => db.run(Array.isArray(query) ? query : [query], session)
+         .then(res => answer(id, res))
+         .catch(err => answer(id, undefined, err))
+      );
+
+      // handler.set("bulk", async ({ id, query }) => db.run(query, session)
+      //    .then(res => answer(id, res))
+      //    .catch(err => answer(id, undefined, err))
+      // );
+
+
+      const SnapshotMap = new Map<string, string>();
+      handler.set("snapshot", async ({ id, query }: { id: string, query: ITypedQuery<"snapshot"> }) => {
+         db.snapshot(query, session, (data => {
+            socket.send(JSON.stringify({
+               ns: "snapshot", data: { id, data }
+            }));
+         })).then(s => {
+            answer(id, s.snaphot);
+            SnapshotMap.set(id, s.id);
+         }).catch(err => answer(id, undefined, err));
+      })
+
+      handler.set("unsubscribe", async ({ id }) => {
+         let i = SnapshotMap.get(id);
+         if (i) {
+            db.unsubscribe(i, session);
+            SnapshotMap.delete(i);
+         }
+      })
+
+      socket.on("message", async (rawData: string) => {
+         try {
+            let message: { ns: string, data: any } = JSON.parse(rawData);
+            let h = handler.get(message.ns);
+            if (h) {
+               h(message.data);
+            }
+         } catch (err) {
+            Logging.errorMessage("Unknown Error:");
+            Logging.error(err);
+         }
+      })
+
+      socket.on("close", () => {
+         Logging.log(`${session.id} has disconnected!`);
+         session.subscriptions.forEach(unsubscribe => unsubscribe());
+         session.subscriptions.clear();
+         socket.removeAllListeners();
+      })
+   }
+}

views/admin.html

@@ -1,13 +1,18 @@
 <!DOCTYPE html>
 <html lang="en">
-
    <head>
-   <meta charset="UTF-8">
+      <meta charset="UTF-8" />
-   <meta name="viewport" content="width=device-width, initial-scale=1.0">
+      <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-   <meta http-equiv="X-UA-Compatible" content="ie=edge">
+      <meta http-equiv="X-UA-Compatible" content="ie=edge" />
       <title>Admin Interface</title>
-   <link rel="stylesheet" href="https://unpkg.com/@hibas123/theme/out/base.css">
+      <link
-   <link rel="stylesheet" href="https://unpkg.com/@hibas123/theme/out/light.css">
+         rel="stylesheet"
+         href="https://unpkg.com/@hibas123/theme@1/out/base.css"
+      />
+      <link
+         rel="stylesheet"
+         href="https://unpkg.com/@hibas123/theme@1/out/light.css"
+      />
 
       <script src="https://unpkg.com/handlebars/dist/handlebars.min.js"></script>
 
@@ -16,7 +21,7 @@
             visibility: hidden;
             background-color: lightgreen;
             border: 1px solid lime;
-         border-radius: .5rem;
+            border-radius: 0.5rem;
             padding: 1rem;
             font-size: 1.5rem;
             margin-bottom: 1rem;
@@ -49,17 +54,18 @@
                <li onclick="loadView('database/new');">New Database</li>
             </ul>
             Databases:
-         <div id="dbs" class="list list-clickable" style="margin: 1rem;"></div>
+            <div
-
+               id="dbs"
+               class="list list-clickable"
+               style="margin: 1rem;"
+            ></div>
          </div>
          <div style="position: relative;">
             <iframe id="content"></iframe>
          </div>
       </div>
 
-   <template>
+      <template> </template>
-
-   </template>
 
       <script>
          const key = new URL(window.location.href).searchParams.get("key");
@@ -73,8 +79,7 @@
                url.searchParams.set(key, params[key]);
 
             url.searchParams.set("key", key);
-         if (view)
+            if (view) url.searchParams.set("view", "true");
-            url.searchParams.set("view", "true");
 
             return url.href;
          }
@@ -83,30 +88,30 @@
             content.src = getUrl(name, params);
          }
 
-      loadView("settings")
+         loadView("settings");
 
          const dbsul = document.getElementById("dbs");
          function reloadDBs() {
             fetch(getUrl("database", {}, false))
-            .then(res => res.json())
+               .then((res) => res.json())
-            .then(databases => databases.map(database => `
+               .then((databases) =>
+                  databases.map(
+                     (database) => `
 <div class="card margin elv-4">
    <h3>${database}</h3>
    <button class=btn onclick="loadView('data', {database:'${database}'})">Data</button>
    <button class=btn onclick="loadView('collections', {database:'${database}'})">Collections</button>
    <button class=btn onclick="loadView('collections/cleanup', {database:'${database}'})">Clean</button>
 </div>`
-            ))
+                  )
-            .then(d => d.join("\n"))
+               )
-            .then(d => dbsul.innerHTML = d)
+               .then((d) => d.join("\n"))
-            .catch(console.error)
+               .then((d) => (dbsul.innerHTML = d))
-
+               .catch(console.error);
-
          }
 
          reloadDBs();
          setInterval(reloadDBs, 5000);
       </script>
    </body>
-
 </html>

views/forms.hbs

@@ -6,8 +6,8 @@
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>{{title}}</title>
-   <link rel="stylesheet" href="https://unpkg.com/@hibas123/theme/out/base.css">
+   <link rel="stylesheet" href="https://unpkg.com/@hibas123/theme@/out/base.css">
-   <link rel="stylesheet" href="https://unpkg.com/@hibas123/theme/out/light.css">
+   <link rel="stylesheet" href="https://unpkg.com/@hibas123/theme@/out/light.css">
 
    <style>
       #message {

views/tables.hbs

@@ -6,8 +6,8 @@
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>{{title}}</title>
-   <link rel="stylesheet" href="https://unpkg.com/@hibas123/theme/out/base.css">
+   <link rel="stylesheet" href="https://unpkg.com/@hibas123/theme@1/out/base.css">
-   <link rel="stylesheet" href="https://unpkg.com/@hibas123/theme/out/light.css">
+   <link rel="stylesheet" href="https://unpkg.com/@hibas123/theme@1/out/light.css">
 
    <style>
       table {