feat: last run frontend (#21369)

The frontend of feat: Persist Variables for Enhanced Debugging Workflow (#20699).

Co-authored-by: jZonG <jzongcode@gmail.com>

web/app/components/workflow/utils/debug.ts

@@ -0,0 +1,25 @@
+import type { VarInInspect } from '@/types/workflow'
+import { VarInInspectType } from '@/types/workflow'
+import { VarType } from '../types'
+
+type OutputToVarInInspectParams = {
+  nodeId: string
+  name: string
+  value: any
+}
+export const outputToVarInInspect = ({
+  nodeId,
+  name,
+  value,
+}: OutputToVarInInspectParams): VarInInspect => {
+  return {
+    id: `${Date.now()}`, // TODO: wait for api
+    type: VarInInspectType.node,
+    name,
+    description: '',
+    selector: [nodeId, name],
+    value_type: VarType.string, // TODO: wait for api or get from node
+    value,
+    edited: false,
+  }
+}

web/app/components/workflow/utils/workflow.ts

@@ -19,7 +19,10 @@ import {
 import type { IterationNodeType } from '../nodes/iteration/types'
 import type { LoopNodeType } from '../nodes/loop/types'
 
-export const canRunBySingle = (nodeType: BlockEnum) => {
+export const canRunBySingle = (nodeType: BlockEnum, isChildNode: boolean) => {
+  // child node means in iteration or loop. Set value to iteration(or loop) may cause variable not exit problem in backend.
+  if(isChildNode && nodeType === BlockEnum.Assigner)
+    return false
   return nodeType === BlockEnum.LLM
     || nodeType === BlockEnum.KnowledgeRetrieval
     || nodeType === BlockEnum.Code
@@ -32,6 +35,10 @@ export const canRunBySingle = (nodeType: BlockEnum) => {
     || nodeType === BlockEnum.Agent
     || nodeType === BlockEnum.DocExtractor
     || nodeType === BlockEnum.Loop
+    || nodeType === BlockEnum.Start
+    || nodeType === BlockEnum.IfElse
+    || nodeType === BlockEnum.VariableAggregator
+    || nodeType === BlockEnum.Assigner
 }
 
 type ConnectedSourceOrTargetNodesChange = {