import type {
  AnswerFeedbackVerdict,
  KnowledgeSearchResponse,
  KnowledgeSnippet,
  PositionSopSummary,
  SummaryCardResponse
} from '@/types/api';
import { apiRequest } from './api';
import { getSelectedPosition } from './auth';

type RawKnowledgeSnippet = KnowledgeSnippet & {
  title?: string;
  text?: string;
};

const normalizeSnippet = (snippet: RawKnowledgeSnippet): KnowledgeSnippet => ({
  ...snippet,
  docTitle: snippet.docTitle || snippet.title || '',
  content: snippet.content || snippet.text || ''
});

export const searchKnowledge = async (queryText: string, position = getSelectedPosition()) => {
  const response = await apiRequest<KnowledgeSearchResponse>({
    url: '/api/knowledge/search',
    method: 'POST',
    data: {
      queryText,
      category: 'sop',
      position,
      limit: 5
    },
    timeout: 30000
  });
  return {
    ...response,
    snippets: (response.snippets || []).map((item) => normalizeSnippet(item as RawKnowledgeSnippet))
  };
};

export const getPositionSopSummary = (position = getSelectedPosition()) =>
  apiRequest<PositionSopSummary>({
    url: `/api/knowledge/position-sop?position=${encodeURIComponent(position)}&projectType=住宅`,
    method: 'GET',
    timeout: 15000
  });

export const submitAnswerFeedback = (params: {
  queryText: string;
  fragmentIds: number[];
  verdict: AnswerFeedbackVerdict;
  reviewId?: number | null;
}) =>
  apiRequest<{ saved: number }>({
    url: '/api/knowledge/answer-feedback',
    method: 'POST',
    data: {
      queryText: params.queryText,
      fragmentIds: params.fragmentIds,
      verdict: params.verdict,
      category: 'sop',
      position: getSelectedPosition(),
      source: 'mobile_uni_sop',
      reviewId: params.reviewId ?? null
    },
    timeout: 15000
  });

export const generateSummaryCard = (queryText: string) =>
  apiRequest<SummaryCardResponse>({
    url: '/api/knowledge/summary-card',
    method: 'POST',
    data: {
      queryText,
      category: 'sop'
    },
    timeout: 45000
  });