Lighter-weight invocation view for polling from list.

client/src/api/schema/schema.ts

@@ -7436,7 +7436,7 @@ export interface components {
          * InvocationSerializationView
          * @enum {string}
          */
-        InvocationSerializationView: "element" | "collection";
+        InvocationSerializationView: "element" | "collection" | "step_states";
         /**
          * InvocationSortByEnum
          * @enum {string}
@@ -12451,7 +12451,8 @@ export interface components {
         WorkflowInvocationResponse:
             | components["schemas"]["WorkflowInvocationElementView"]
             | components["schemas"]["LegacyWorkflowInvocationElementView"]
-            | components["schemas"]["WorkflowInvocationCollectionView"];
+            | components["schemas"]["WorkflowInvocationCollectionView"]
+            | components["schemas"]["WorkflowInvocationStepStateView"];
         /** WorkflowInvocationStateSummary */
         WorkflowInvocationStateSummary: {
             /**
@@ -12479,6 +12480,60 @@ export interface components {
                 [key: string]: number | undefined;
             };
         };
+        /** WorkflowInvocationStepStateView */
+        WorkflowInvocationStepStateView: {
+            /**
+             * Create Time
+             * Format: date-time
+             * @description The time and date this item was created.
+             */
+            create_time: string;
+            /**
+             * History ID
+             * @description The encoded ID of the history associated with the invocation.
+             * @example 0123456789ABCDEF
+             */
+            history_id: string;
+            /**
+             * ID
+             * @description The encoded ID of the workflow invocation.
+             * @example 0123456789ABCDEF
+             */
+            id: string;
+            /**
+             * Model class
+             * @description The name of the database model class.
+             * @constant
+             */
+            model_class: "WorkflowInvocation";
+            /**
+             * Invocation state
+             * @description State of workflow invocation.
+             */
+            state: components["schemas"]["InvocationState"];
+            /**
+             * Steps
+             * @description Steps of the workflow invocation.
+             */
+            steps: components["schemas"]["InvocationStep"][];
+            /**
+             * Update Time
+             * Format: date-time
+             * @description The last time and date this item was updated.
+             */
+            update_time: string;
+            /**
+             * UUID
+             * @description Universal unique identifier of the workflow invocation.
+             */
+            uuid?: string | string | null;
+            /**
+             * Workflow ID
+             * @description The encoded Workflow ID associated with the invocation.
+             * @example 0123456789ABCDEF
+             */
+            workflow_id: string;
+        };
         /**
          * WorkflowModuleType
          * @description Available types of modules that represent a step in a Workflow.

lib/galaxy/model/__init__.py

@@ -8650,7 +8650,7 @@ def to_dict(self, view="collection", value_mapper=None, step_details=False, lega
         if rval["state"] is None:
             # bugs could result in no state being set
             rval["state"] = self.states.FAILED
-        if view == "element":
+        if view in ["element", "step_states"]:
             steps = []
             for step in self.steps:
                 if step_details:
@@ -8671,7 +8671,7 @@ def to_dict(self, view="collection", value_mapper=None, step_details=False, lega
                 else:
                     steps.append(v)
             rval["steps"] = steps
-
+        if view == "element":
             inputs = {}
             for input_item_association in self.input_datasets + self.input_dataset_collections:
                 if input_item_association.history_content_type == "dataset":

lib/galaxy/schema/invocation.py

@@ -566,6 +566,10 @@ class WorkflowInvocationCollectionView(Model, WithModelClass):
     model_class: INVOCATION_MODEL_CLASS = ModelClassField(INVOCATION_MODEL_CLASS)
 
 
+class WorkflowInvocationStepStateView(WorkflowInvocationCollectionView):
+    steps: List[InvocationStep] = Field(default=..., title="Steps", description="Steps of the workflow invocation.")
+
+
 class BaseWorkflowInvocationElementView(WorkflowInvocationCollectionView):
     inputs: Dict[str, InvocationInput] = Field(
         default=..., title="Inputs", description="Input datasets/dataset collections of the workflow invocation."
@@ -603,7 +607,7 @@ class WorkflowInvocationElementView(BaseWorkflowInvocationElementView):
 
 class WorkflowInvocationResponse(RootModel):
     root: Annotated[
-        Union[WorkflowInvocationElementView, LegacyWorkflowInvocationElementView, WorkflowInvocationCollectionView],
+        Union[WorkflowInvocationElementView, LegacyWorkflowInvocationElementView, WorkflowInvocationCollectionView, WorkflowInvocationStepStateView],
         Field(union_mode="left_to_right"),
     ]
 
@@ -614,6 +618,8 @@ def from_dict(as_dict: Dict[str, Any], view: "InvocationSerializationView", lega
         # performant, and will likely yield clearer error messages.
         if view == InvocationSerializationView.collection:
             root = WorkflowInvocationCollectionView(**as_dict)
+        elif view == InvocationSerializationView.step_states:
+            root = WorkflowInvocationStepStateView(**as_dict)
         elif legacy_job_state:
             root = LegacyWorkflowInvocationElementView(**as_dict)
         else:
@@ -658,6 +664,7 @@ class CreateInvocationFromStore(StoreContentSource):
 class InvocationSerializationView(str, Enum):
     element = "element"
     collection = "collection"
+    step_states = "step_states"  # collection + steps - for monitoring, lighter than element
 
 
 class InvocationSerializationParams(BaseModel):