Puter.js workers api (#1339)

Author: ProgrammerIn-wonderland

src/puter-js/src/index.js

@@ -25,6 +25,7 @@ import Perms from './modules/Perms.js';
 import { pFetch } from './modules/networking/requests.js';
 import localStorageMemory from './lib/polyfills/localStorage.js'
 import xhrshim from './lib/polyfills/xhrshim.js'
+import { WorkersHandler } from './modules/Workers.js';
 
 // TODO: This is for a safe-guard below; we should check if we can
 //       generalize this behavior rather than hard-coding it.
@@ -378,6 +379,8 @@ export default globalThis.puter = (function() {
                 },
                 fetch: pFetch
             }
+
+            this.workers = new WorkersHandler(this.authToken);
         }
 
         /**

src/puter-js/src/modules/Workers.js

@@ -0,0 +1,64 @@
+export class WorkersHandler {
+
+    constructor(authToken) {
+        this.authToken = authToken;
+    }
+
+    async create(workerName, filePath) {
+        const data = await puter.fs.read(filePath).then(r => r.text());
+        let currentWorkers = await puter.kv.get("user-workers");
+        if (!currentWorkers) {
+            currentWorkers = {};
+        }
+
+        const driverCall = await puter.drivers.call("workers", "worker-service", "create", { authorization: puter.authToken, fileData: data, workerName });
+        const driverResult = JSON.parse(driverCall.result);
+        if (!driverCall.success || !driverResult.success) {
+            throw new Error(driverResult?.errors || "Driver failed to execute, do you have the necessary permissions?");
+        }
+        currentWorkers[workerName] = { filePath, url: driverResult["url"], deployTime: Date.now() };
+        await puter.kv.set("user-workers", currentWorkers);
+
+        return driverResult;
+    }
+
+    // This is temporary until FS stuff is hooked properly
+    async update(workerName) {
+        let filePath = (await puter.kv.get("user-workers"))[workerName]["filePath"];
+        return this.create(workerName, filePath);
+    }
+
+    async list() {
+        return await puter.kv.get("user-workers");
+    }
+
+    async get(workerName) {
+        try {
+            return (await puter.kv.get("user-workers"))[workerName].url;
+        } catch (e) {
+            throw new Error("Failed to get worker");
+        }
+    }
+
+    async delete(workerName) {
+        const driverCall = await puter.drivers.call("workers", "worker-service", "destroy", { authorization: puter.authToken, workerName });
+
+        if (!driverCall.success || !driverCall.result.result) {
+            if (!driverCall.result.result) {
+                throw new Error("Worker doesn't exist");
+            }
+            throw new Error(driverResult?.errors || "Driver failed to execute, do you have the necessary permissions?");
+        } else {
+            let currentWorkers = await puter.kv.get("user-workers");
+            
+            if (!currentWorkers) {
+                currentWorkers = {};
+            }
+            delete currentWorkers[workerName];
+
+            await puter.kv.set("user-workers", currentWorkers);
+            return true;
+        }
+    }
+
+}