Revert "Revert "Add support for Veo3 API node." (comfyanonymous#8322)"

This reverts commit fb83eda.

Author: coderfromthenorth93

comfy_api_nodes/nodes_veo2.py

@@ -54,6 +54,10 @@ class VeoVideoGenerationNode(ComfyNodeABC):
     """
     Generates videos from text prompts using Google's Veo API.
 
+    Supported models:
+    - veo-2.0-generate-001
+    - veo-3.0-generate-preview
+
     This node can create videos from text descriptions and optional image inputs,
     with control over parameters like aspect ratio, duration, and more.
     """
@@ -130,6 +134,14 @@ def INPUT_TYPES(s):
                     "default": None,
                     "tooltip": "Optional reference image to guide video generation",
                 }),
+                "model": (
+                    IO.COMBO,
+                    {
+                        "options": ["veo-2.0-generate-001", "veo-3.0-generate-preview"],
+                        "default": "veo-2.0-generate-001",
+                        "tooltip": "Model to use for video generation. Defaults to veo 2.0",
+                    },
+                ),
             },
             "hidden": {
                 "auth_token": "AUTH_TOKEN_COMFY_ORG",
@@ -154,6 +166,7 @@ def generate_video(
         person_generation="ALLOW",
         seed=0,
         image=None,
+        model="veo-2.0-generate-001",
         unique_id: Optional[str] = None,
         **kwargs,
     ):
@@ -192,7 +205,7 @@ def generate_video(
         # Initial request to start video generation
         initial_operation = SynchronousOperation(
             endpoint=ApiEndpoint(
-                path="/proxy/veo/generate",
+                path=f"/proxy/veo/{model}/generate",
                 method=HttpMethod.POST,
                 request_model=Veo2GenVidRequest,
                 response_model=Veo2GenVidResponse
@@ -223,7 +236,7 @@ def progress_extractor(response):
         # Define the polling operation
         poll_operation = PollingOperation(
             poll_endpoint=ApiEndpoint(
-                path="/proxy/veo/poll",
+                path=f"/proxy/veo/{model}/poll",
                 method=HttpMethod.POST,
                 request_model=Veo2GenVidPollRequest,
                 response_model=Veo2GenVidPollResponse
@@ -304,5 +317,5 @@ def progress_extractor(response):
 }
 
 NODE_DISPLAY_NAME_MAPPINGS = {
-    "VeoVideoGenerationNode": "Google Veo2 Video Generation",
+    "VeoVideoGenerationNode": "Google Veo Video Generation",
 }