/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { Ref, watch } from 'vue'
import { useCustomCellBuilder } from './dag-hooks'
import type { Graph } from '@antv/x6'
import { WorkflowDefinition } from './types'

interface Options {
  graph: Ref<Graph | undefined>
  definition: Ref<WorkflowDefinition | undefined>
}

/**
 * Backfill workflow into graph
 */
export function useGraphBackfill(options: Options) {
  const { graph, definition } = options

  const { buildGraph } = useCustomCellBuilder()

  watch([graph, definition], () => {
    if (graph.value && definition.value) {
      graph.value.fromJSON(buildGraph(definition.value))
    }
  })

  return {}
}
