import { BlockEnum, type NodeDefault } from '../../types'
import { type IfElseNodeType, LogicalOperator } from './types'
import { ALL_CHAT_AVAILABLE_BLOCKS, ALL_COMPLETION_AVAILABLE_BLOCKS } from '@/app/components/workflow/constants'

const nodeDefault: NodeDefault<IfElseNodeType> = {
  defaultValue: {
    _targetBranches: [
      {
        id: 'true',
        name: 'IS TRUE',
      },
      {
        id: 'false',
        name: 'IS FALSE',
      },
    ],
    logical_operator: LogicalOperator.and,
    conditions: [],
  },
  getAvailablePrevNodes(isChatMode: boolean) {
    const nodes = isChatMode ? ALL_CHAT_AVAILABLE_BLOCKS : ALL_COMPLETION_AVAILABLE_BLOCKS
    return nodes
  },
  getAvailableNextNodes(isChatMode: boolean) {
    const nodes = isChatMode ? ALL_CHAT_AVAILABLE_BLOCKS : ALL_COMPLETION_AVAILABLE_BLOCKS
    return nodes.filter(type => type !== BlockEnum.VariableAssigner)
  },
  checkValid(payload: IfElseNodeType) {
    let isValid = true
    let errorMessages = ''
    if (payload.type) {
      isValid = true
      errorMessages = ''
    }
    return {
      isValid,
      errorMessage: errorMessages,
    }
  },
}

export default nodeDefault