feat: add app trigger list api (#24693)

api/events/event_handlers/__init__.py

@@ -6,6 +6,7 @@ from .create_site_record_when_app_created import handle
 from .delete_tool_parameters_cache_when_sync_draft_workflow import handle
 from .update_app_dataset_join_when_app_model_config_updated import handle
 from .update_app_dataset_join_when_app_published_workflow_updated import handle
+from .update_app_triggers_when_app_published_workflow_updated import handle
 
 # Consolidated handler replaces both deduct_quota_when_message_created and
 # update_provider_last_used_at_when_message_created

api/events/event_handlers/update_app_triggers_when_app_published_workflow_updated.py

@@ -0,0 +1,111 @@
+from typing import cast
+
+from sqlalchemy import select
+from sqlalchemy.orm import Session
+
+from core.workflow.nodes import NodeType
+from events.app_event import app_published_workflow_was_updated
+from extensions.ext_database import db
+from models import AppMode, AppTrigger, AppTriggerStatus, Workflow
+
+
+@app_published_workflow_was_updated.connect
+def handle(sender, **kwargs):
+    """
+    Handle app published workflow update event to sync app_triggers table.
+
+    When a workflow is published, this handler will:
+    1. Extract trigger nodes from the workflow graph
+    2. Compare with existing app_triggers records
+    3. Add new triggers and remove obsolete ones
+    """
+    app = sender
+    if app.mode != AppMode.WORKFLOW.value:
+        return
+
+    published_workflow = kwargs.get("published_workflow")
+    published_workflow = cast(Workflow, published_workflow)
+    # Extract trigger info from workflow
+    trigger_infos = get_trigger_infos_from_workflow(published_workflow)
+
+    with Session(db.engine) as session:
+        # Get existing app triggers
+        existing_triggers = (
+            session.execute(
+                select(AppTrigger).where(AppTrigger.tenant_id == app.tenant_id, AppTrigger.app_id == app.id)
+            )
+            .scalars()
+            .all()
+        )
+
+        # Convert existing triggers to dict for easy lookup
+        existing_triggers_map = {trigger.node_id: trigger for trigger in existing_triggers}
+
+        # Get current and new node IDs
+        existing_node_ids = set(existing_triggers_map.keys())
+        new_node_ids = {info["node_id"] for info in trigger_infos}
+
+        # Calculate changes
+        added_node_ids = new_node_ids - existing_node_ids
+        removed_node_ids = existing_node_ids - new_node_ids
+
+        # Remove obsolete triggers
+        for node_id in removed_node_ids:
+            session.delete(existing_triggers_map[node_id])
+
+        for trigger_info in trigger_infos:
+            node_id = trigger_info["node_id"]
+
+            if node_id in added_node_ids:
+                # Create new trigger
+                app_trigger = AppTrigger(
+                    tenant_id=app.tenant_id,
+                    app_id=app.id,
+                    trigger_type=trigger_info["node_type"],
+                    title=trigger_info["node_title"],
+                    node_id=node_id,
+                    provider_name=trigger_info.get("node_provider_name", ""),
+                    status=AppTriggerStatus.DISABLED,
+                )
+                session.add(app_trigger)
+            elif node_id in existing_node_ids:
+                # Update existing trigger if needed
+                existing_trigger = existing_triggers_map[node_id]
+                new_title = trigger_info["node_title"]
+                if new_title and existing_trigger.title != new_title:
+                    existing_trigger.title = new_title
+                    session.add(existing_trigger)
+
+        session.commit()
+
+
+def get_trigger_infos_from_workflow(published_workflow: Workflow) -> list[dict]:
+    """
+    Extract trigger node information from the workflow graph.
+
+    Returns:
+        List of trigger info dictionaries containing:
+        - node_type: The type of the trigger node ('trigger-webhook', 'trigger-schedule', 'trigger-plugin')
+        - node_id: The node ID in the workflow
+        - node_title: The title of the node
+        - node_provider_name: The name of the node's provider, only for plugin
+    """
+    graph = published_workflow.graph_dict
+    if not graph:
+        return []
+
+    nodes = graph.get("nodes", [])
+    trigger_types = {NodeType.TRIGGER_WEBHOOK.value, NodeType.TRIGGER_SCHEDULE.value}
+
+    trigger_infos = [
+        {
+            "node_type": node.get("data", {}).get("type"),
+            "node_id": node.get("id"),
+            "node_title": node.get("data", {}).get("title"),
+            "node_provider_name": node.get("data", {}).get("provider_name"),
+        }
+        for node in nodes
+        if node.get("data", {}).get("type") in trigger_types
+    ]
+
+    return trigger_infos