refactor: use Nuxt 4 directory structure
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AnotiaWang
419
app/components/DeepResearch/DeepResearch.vue
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419
app/components/DeepResearch/DeepResearch.vue
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<script setup lang="ts">
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import {
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deepResearch,
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type PartialProcessedSearchResult,
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type ProcessedSearchResult,
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type ResearchStep,
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} from '~~/lib/deep-research'
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import {
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feedbackInjectionKey,
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formInjectionKey,
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researchResultInjectionKey,
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} from '~/constants/injection-keys'
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import Flow, { type SearchNode, type SearchEdge } from './SearchFlow.vue'
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import SearchFlow from './SearchFlow.vue'
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import NodeDetail from './NodeDetail.vue'
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import { isChildNode, isParentNode, isRootNode } from '~/utils/tree-node'
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import { UCard, UModal, UButton } from '#components'
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export type DeepResearchNodeStatus = Exclude<ResearchStep['type'], 'complete'>
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export type DeepResearchNode = {
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id: string
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/** Label, represents the search query. Generated from parent node. */
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label: string
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/** The research goal of this node. Generated from parent node. */
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researchGoal?: string
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/** Reasoning content when generating queries for the next iteration. */
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generateQueriesReasoning?: string
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/** Reasoning content when generating learnings for this iteration. */
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generateLearningsReasoning?: string
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searchResults?: WebSearchResult[]
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/** Learnings from search results */
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learnings?: ProcessedSearchResult['learnings']
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status?: DeepResearchNodeStatus
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error?: string
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}
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const emit = defineEmits<{
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(e: 'complete'): void
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}>()
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const toast = useToast()
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const { t, locale } = useI18n()
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const { config } = useConfigStore()
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const isLargeScreen = useMediaQuery('(min-width: 768px)')
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const flowRef = ref<InstanceType<typeof Flow>>()
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const rootNode: DeepResearchNode = { id: '0', label: 'Start' }
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// The complete search data.
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// There's another tree stored in SearchNode.vue, with only basic data (id, status, ...)
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const nodes = ref<DeepResearchNode[]>([{ ...rootNode }])
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const selectedNodeId = ref<string>()
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const searchResults = ref<Record<string, PartialProcessedSearchResult>>({})
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const isLoading = ref(false)
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const isFullscreen = ref(false)
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// The edges and nodes of SearchFlow.vue
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// These are not managed inside SearchFlow, because here we need to switch between
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// two SearchFlows in fullscreen and non-fullscreen mode
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const flowNodes = ref<SearchNode[]>([flowRootNode()])
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const flowEdges = ref<SearchEdge[]>([])
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const selectedNode = computed(() => {
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if (selectedNodeId.value) {
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return nodes.value.find((n) => n.id === selectedNodeId.value)
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}
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})
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// Inject global data from index.vue
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const form = inject(formInjectionKey)!
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const feedback = inject(feedbackInjectionKey)!
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const completeResult = inject(researchResultInjectionKey)!
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function handleResearchProgress(step: ResearchStep) {
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let node: DeepResearchNode | undefined
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let nodeId = ''
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if (step.type !== 'complete') {
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nodeId = step.nodeId
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node = nodes.value.find((n) => n.id === nodeId)
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if (node && node.status !== step.type) {
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// FIXME: currently `node_complete` is always triggered last,
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// so error is possibly overridden
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if (node.status === 'error') {
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return
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}
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node.status = step.type
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flowRef.value?.updateNode(nodeId, {
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status: step.type,
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})
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}
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}
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switch (step.type) {
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case 'generating_query_reasoning': {
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if (node) {
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node.generateQueriesReasoning =
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(node.generateQueriesReasoning ?? '') + step.delta
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}
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break
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}
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case 'generating_query': {
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if (!node) {
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node = {
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id: nodeId,
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label: step.result.query ?? '',
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researchGoal: '',
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learnings: [],
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}
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const parentNodeId = step.parentNodeId
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nodes.value.push(node)
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flowRef.value?.addNode(
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nodeId,
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{
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title: node.label,
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status: node.status,
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},
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parentNodeId,
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)
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} else {
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if (node.label !== step.result.query) {
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flowRef.value?.updateNode(nodeId, {
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title: step.result.query ?? '',
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})
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}
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}
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// Update the node
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if (!isRootNode(node.id)) {
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node.label = step.result.query ?? ''
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node.researchGoal = step.result.researchGoal
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}
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break
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}
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case 'generated_query': {
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console.log(`[DeepResearch] node ${nodeId} generated query:`, step)
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break
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}
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case 'searching': {
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console.log(`[DeepResearch] node ${nodeId} searching:`, step)
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break
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}
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case 'search_complete': {
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console.log(`[DeepResearch] node ${nodeId} search complete:`, step)
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if (node) {
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node.searchResults = step.results
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}
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break
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}
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case 'processing_serach_result_reasoning': {
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if (node) {
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node.generateLearningsReasoning =
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(node.generateLearningsReasoning ?? '') + step.delta
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}
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break
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}
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case 'processing_serach_result': {
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if (node) {
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node.learnings = step.result.learnings || []
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}
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break
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}
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case 'node_complete': {
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console.log(
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`[DeepResearch] node ${nodeId} processed_search_result:`,
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step,
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)
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if (node && step.result) {
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node.learnings = step.result.learnings
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searchResults.value[nodeId] = step.result
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}
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break
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}
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case 'error':
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console.error(
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`[DeepResearch] node ${nodeId} error:`,
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node,
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step.message,
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)
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node!.error = step.message
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toast.add({
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title: t('webBrowsing.nodeFailedToast', {
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label: node!.label ?? nodeId,
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}),
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description: step.message,
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color: 'error',
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duration: 8000,
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})
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break
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case 'complete':
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console.log(`[DeepResearch] complete:`, step)
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completeResult.value = {
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learnings: step.learnings,
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}
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emit('complete')
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isLoading.value = false
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break
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}
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}
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function selectNode(nodeId: string) {
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if (selectedNodeId.value === nodeId) {
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selectedNodeId.value = undefined
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} else {
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selectedNodeId.value = nodeId
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flowRef.value?.layoutGraph(true)
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}
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}
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// The default root node for SearchFlow
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function flowRootNode(): SearchNode {
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return {
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id: '0',
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data: { title: 'Start' },
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position: { x: 0, y: 0 },
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type: 'search', // We only have this type
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}
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}
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async function startResearch(retryNode?: DeepResearchNode) {
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if (!form.value.query || !form.value.breadth || !form.value.depth) return
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// Clear all nodes if it's not a retry
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if (!retryNode) {
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nodes.value = [{ ...rootNode }]
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selectedNodeId.value = undefined
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searchResults.value = {}
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flowNodes.value = [flowRootNode()]
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flowEdges.value = []
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isLoading.value = true
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// Wait for the nodes and edges to reflect to `SearchFlow.vue`
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nextTick(() => {
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flowRef.value?.reset()
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})
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}
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// Wait after the flow is cleared
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await new Promise((r) => requestAnimationFrame(r))
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try {
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let query = getCombinedQuery(form.value, feedback.value)
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let existingLearnings: ProcessedSearchResult['learnings'] = []
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let currentDepth = 1
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let breadth = form.value.breadth
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if (retryNode) {
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query = retryNode.label
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// Set the search depth and breadth to its parent's
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if (!isRootNode(retryNode.id)) {
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const parentId = parentNodeId(retryNode.id)!
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currentDepth = nodeDepth(parentId)
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breadth = searchBreadth(breadth, parentId)
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}
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// Collect all parent nodes' learnings and visitedUrls
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const parentNodes = nodes.value.filter((n) =>
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isParentNode(n.id, retryNode.id),
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)
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existingLearnings = parentNodes
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.flatMap((n) => n.learnings || [])
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.filter(Boolean)
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}
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await deepResearch({
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query,
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retryNode,
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currentDepth,
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breadth,
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maxDepth: form.value.depth,
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languageCode: locale.value,
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searchLanguageCode: config.webSearch.searchLanguage,
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learnings: existingLearnings,
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onProgress: handleResearchProgress,
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})
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} catch (error) {
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console.error('Research failed:', error)
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} finally {
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if (!retryNode) {
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isLoading.value = false
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}
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}
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}
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async function retryNode(nodeId: string) {
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console.log('[DeepResearch] retryNode', nodeId, isLoading.value)
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if (!nodeId || isLoading.value) return
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// Remove all child nodes first
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nodes.value = nodes.value.filter((n) => !isChildNode(nodeId, n.id))
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flowRef.value?.removeChildNodes(nodeId)
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const node = nodes.value.find((n) => n.id === nodeId)
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// Take a clone of the node
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// Used in `deepResearch()` to access the node's original query and searchGoal
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let nodeCurrentData: DeepResearchNode | undefined
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if (node) {
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nodeCurrentData = { ...node }
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node.status = undefined
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node.error = undefined
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node.searchResults = undefined
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node.learnings = undefined
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node.generateLearningsReasoning = undefined
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node.generateQueriesReasoning = undefined
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// Remove related search results
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delete searchResults.value[nodeId]
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Object.keys(searchResults.value).forEach((key) => {
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if (isChildNode(nodeId, key)) {
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delete searchResults.value[key]
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}
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})
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}
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await startResearch(nodeCurrentData)
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}
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let scrollY = 0
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function toggleFullscreen() {
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// Because changing `isFullscreen` causes the height of the page to change (UCard disappears and appears)
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// so we should scroll back to the last position after exiting fullscreen mode.
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if (!isFullscreen.value) {
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scrollY = window.scrollY
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} else {
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requestAnimationFrame(() => {
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window.scrollTo({ top: scrollY })
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})
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}
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isFullscreen.value = !isFullscreen.value
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}
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defineExpose({
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startResearch,
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isLoading,
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})
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</script>
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<template>
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<UModal v-if="isFullscreen" open fullscreen :ui="{ body: '!pr-0' }">
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<template #header>
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<div class="flex items-center justify-between">
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<div>
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<h2 class="font-bold">{{ t('webBrowsing.title') }}</h2>
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<p class="text-sm text-gray-500">
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{{ t('webBrowsing.clickToView') }}
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</p>
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</div>
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<UButton
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icon="i-heroicons-arrows-pointing-out"
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:variant="isFullscreen ? 'solid' : 'ghost'"
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:color="isFullscreen ? 'primary' : 'info'"
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@click="toggleFullscreen"
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/>
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</div>
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</template>
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<template #body>
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<div :class="['flex h-full', !isLargeScreen && 'flex-col']">
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<div class="flex-1">
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<SearchFlow
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ref="flowRef"
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v-model:nodes="flowNodes"
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v-model:edges="flowEdges"
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:selected-node-id="selectedNodeId"
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fullscreen
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@node-click="selectNode"
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/>
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</div>
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<div
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v-if="selectedNode"
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:class="[
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'border-gray-100 dark:border-gray-800 px-4 sm:px-6 overflow-y-auto',
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isLargeScreen ? 'border-l w-1/3' : 'h-1/2 pt-2',
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]"
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>
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<NodeDetail :node="selectedNode" @retry="retryNode" />
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</div>
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</div>
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</template>
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</UModal>
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<UCard v-if="!isFullscreen">
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<template #header>
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<div class="flex items-center justify-between">
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<div>
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<h2 class="font-bold">{{ t('webBrowsing.title') }}</h2>
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<p class="text-sm text-gray-500">
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{{ t('webBrowsing.description') }}
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<br />
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{{ t('webBrowsing.clickToView') }}
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</p>
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</div>
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<UButton
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icon="i-heroicons-arrows-pointing-out"
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variant="ghost"
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color="info"
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@click="toggleFullscreen"
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/>
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</div>
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</template>
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<div class="flex flex-col">
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<SearchFlow
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ref="flowRef"
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v-model:nodes="flowNodes"
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v-model:edges="flowEdges"
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:selected-node-id="selectedNodeId"
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@node-click="selectNode"
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/>
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<NodeDetail v-if="selectedNode" :node="selectedNode" @retry="retryNode" />
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</div>
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</UCard>
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</template>
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