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                        - import type { NodeDefault } from '../../types'
 - import { ALL_CHAT_AVAILABLE_BLOCKS, ALL_COMPLETION_AVAILABLE_BLOCKS } from '@/app/components/workflow/blocks'
 - import type {
 -   SimpleNodeType,
 - } from '@/app/components/workflow/simple-node/types'
 - 
 - const nodeDefault: NodeDefault<SimpleNodeType> = {
 -   defaultValue: {},
 -   getAvailablePrevNodes(isChatMode: boolean) {
 -     const nodes = isChatMode ? ALL_CHAT_AVAILABLE_BLOCKS : ALL_COMPLETION_AVAILABLE_BLOCKS
 -     return nodes
 -   },
 -   getAvailableNextNodes() {
 -     return []
 -   },
 -   checkValid() {
 -     return {
 -       isValid: true,
 -     }
 -   },
 - }
 - 
 - export default nodeDefault
 
 
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