feat(web): replace document and blob nodes with file upload node

Author: leonardcser

apps/api/src/nodes/blob/blob-node.ts

@@ -0,0 +1,58 @@
+import { NodeExecution, NodeType } from "@dafthunk/types";
+
+import { ExecutableNode } from "../types";
+import { NodeContext } from "../types";
+
+/**
+ * File node implementation
+ * This node provides a generic file widget that allows users to upload any file type
+ * and outputs them as file references (blob type).
+ * It serves as a unified replacement for the blob and document nodes.
+ */
+export class FileNode extends ExecutableNode {
+  public static readonly nodeType: NodeType = {
+    id: "file",
+    name: "File Upload",
+    type: "file",
+    description: "A generic file widget for uploading any file type",
+    tags: ["Widget", "File", "Load", "Upload"],
+    icon: "file",
+    documentation:
+      "This node provides a generic file widget for uploading any file type and outputs them as file references. It supports images, audio, documents, and any other file format. The output type is 'blob' but can connect to nodes expecting specific types (image, audio, document, etc.) due to MIME type compatibility.",
+    inputs: [
+      {
+        name: "value",
+        type: "blob",
+        description: "Current file as a blob reference",
+        hidden: true,
+      },
+    ],
+    outputs: [
+      {
+        name: "file",
+        type: "blob",
+        description: "The uploaded file as a blob reference",
+      },
+    ],
+  };
+
+  async execute(context: NodeContext): Promise<NodeExecution> {
+    try {
+      const { value } = context.inputs;
+
+      // If no value is provided, fail
+      if (!value) {
+        return this.createErrorResult("No file data provided");
+      }
+
+      // Return the file as a blob reference
+      return this.createSuccessResult({
+        file: value,
+      });
+    } catch (error) {
+      return this.createErrorResult(
+        error instanceof Error ? error.message : "Unknown error"
+      );
+    }
+  }
+}

apps/api/src/nodes/blob/file-node.ts

@@ -19,7 +19,7 @@ import { WhisperLargeV3TurboNode } from "./audio/whisper-large-v3-turbo-node";
 import { WhisperNode } from "./audio/whisper-node";
 import { WhisperTinyEnNode } from "./audio/whisper-tiny-en-node";
 import { BaseNodeRegistry } from "./base-node-registry";
-import { BlobNode } from "./blob/blob-node";
+import { FileNode } from "./blob/file-node";
 import { CloudflareBrowserContentNode } from "./browser/cloudflare-browser-content-node";
 import { CloudflareBrowserJsonNode } from "./browser/cloudflare-browser-json-node";
 import { CloudflareBrowserLinksNode } from "./browser/cloudflare-browser-links-node";
@@ -39,7 +39,6 @@ import { ListGuildChannelsDiscordNode } from "./discord/list-guild-channels-disc
 import { ListUserGuildsDiscordNode } from "./discord/list-user-guilds-discord-node";
 import { SendDMDiscordNode } from "./discord/send-dm-discord-node";
 import { SendMessageDiscordNode } from "./discord/send-message-discord-node";
-import { DocumentNode } from "./document/document-node";
 import { ToMarkdownNode } from "./document/to-markdown-node";
 import { ParseEmailNode } from "./email/parse-email-node";
 import { ReceiveEmailNode } from "./email/receive-email-node";
@@ -518,8 +517,7 @@ export class CloudflareNodeRegistry extends BaseNodeRegistry {
 
     this.registerImplementation(AudioRecorderNode);
     this.registerImplementation(ToMarkdownNode);
-    this.registerImplementation(BlobNode);
-    this.registerImplementation(DocumentNode);
+    this.registerImplementation(FileNode);
     this.registerImplementation(HttpRequestNode);
 
     // Conditional registrations based on environment