'use client';

import { useQueryClient } from '@tanstack/react-query';
import { useRouter } from 'next/navigation';
import { useCallback } from 'react';
import { buildGraphingHref } from '@/lib/graphing/catalog';
import {
  aiReportQueryOptions,
  companyAnalysisQueryOptions,
  companyFinancialStatementsQueryOptions,
  filingsQueryOptions,
  holdingsQueryOptions,
  latestPortfolioInsightQueryOptions,
  portfolioSummaryQueryOptions,
  recentTasksQueryOptions,
  researchWorkspaceQueryOptions,
  watchlistQueryOptions
} from '@/lib/query/options';

function normalizeTicker(ticker: string) {
  return ticker.trim().toUpperCase();
}

export function useLinkPrefetch() {
  const queryClient = useQueryClient();
  const router = useRouter();

  const prefetchResearchTicker = useCallback((ticker: string) => {
    const normalizedTicker = normalizeTicker(ticker);
    if (!normalizedTicker) {
      return;
    }

    const analysisHref = `/analysis?ticker=${encodeURIComponent(normalizedTicker)}`;
    const researchHref = `/research?ticker=${encodeURIComponent(normalizedTicker)}`;
    const filingsHref = `/filings?ticker=${encodeURIComponent(normalizedTicker)}`;
    const financialsHref = `/financials?ticker=${encodeURIComponent(normalizedTicker)}`;
    const graphingHref = buildGraphingHref(normalizedTicker);

    router.prefetch(analysisHref);
    router.prefetch(researchHref);
    router.prefetch(filingsHref);
    router.prefetch(financialsHref);
    router.prefetch(graphingHref);

    void queryClient.prefetchQuery(companyAnalysisQueryOptions(normalizedTicker));
    void queryClient.prefetchQuery(researchWorkspaceQueryOptions(normalizedTicker));
    void queryClient.prefetchQuery(companyFinancialStatementsQueryOptions({
      ticker: normalizedTicker,
      surfaceKind: 'income_statement',
      cadence: 'annual',
      includeDimensions: false
    }));
    void queryClient.prefetchQuery(filingsQueryOptions({ ticker: normalizedTicker, limit: 120 }));
  }, [queryClient, router]);

  const prefetchReport = useCallback((ticker: string, accessionNumber: string) => {
    const normalizedTicker = normalizeTicker(ticker);
    const normalizedAccession = accessionNumber.trim();

    if (!normalizedTicker || !normalizedAccession) {
      return;
    }

    const reportHref = `/analysis/reports/${encodeURIComponent(normalizedTicker)}/${encodeURIComponent(normalizedAccession)}`;
    router.prefetch(reportHref);

    void queryClient.prefetchQuery(aiReportQueryOptions(normalizedAccession));
    void queryClient.prefetchQuery(companyAnalysisQueryOptions(normalizedTicker));
  }, [queryClient, router]);

  const prefetchPortfolioSurfaces = useCallback(() => {
    router.prefetch('/portfolio');
    router.prefetch('/watchlist');

    void queryClient.prefetchQuery(holdingsQueryOptions());
    void queryClient.prefetchQuery(portfolioSummaryQueryOptions());
    void queryClient.prefetchQuery(latestPortfolioInsightQueryOptions());
    void queryClient.prefetchQuery(watchlistQueryOptions());
    void queryClient.prefetchQuery(recentTasksQueryOptions(20));
  }, [queryClient, router]);

  return {
    prefetchResearchTicker,
    prefetchReport,
    prefetchPortfolioSurfaces
  };
}