import { api, apiFetchBlob } from '../../api/client';
import type {
	CandidateOut,
	ConsolidatedRowOut,
	MapCounterpartyIn,
	MapCounterpartyOut,
	OsvFilters,
	OsvSummaryOut,
	Page,
} from '../../types/api';

export function buildOsvQuery(filters: OsvFilters, page?: { limit: number; offset: number }): string {
	const params = new URLSearchParams();
	if (filters.legal_entity_id) params.set('legal_entity_id', filters.legal_entity_id);
	if (filters.account_root) params.set('account_root', filters.account_root);
	if (filters.counterparty_type) params.set('counterparty_type', filters.counterparty_type);
	if (filters.unmapped) params.set('unmapped', 'true');
	if (filters.counterparty_id) params.set('counterparty_id', filters.counterparty_id);
	const q = filters.q?.trim();
	if (q) params.set('q', q);
	if (page) {
		params.set('limit', String(page.limit));
		params.set('offset', String(page.offset));
	}
	const s = params.toString();
	return s ? `?${s}` : '';
}

const base = (versionId: string) => `/consolidations/versions/${versionId}/osv`;

export const getConsolidatedOsv = (versionId: string, filters: OsvFilters, limit: number, offset: number) =>
	api.get<Page<ConsolidatedRowOut>>(`${base(versionId)}${buildOsvQuery(filters, { limit, offset })}`);
export const getOsvSummary = (versionId: string) => api.get<OsvSummaryOut>(`${base(versionId)}/summary`);
export const exportOsv = (versionId: string, filters: OsvFilters) => apiFetchBlob(`${base(versionId)}/export${buildOsvQuery(filters)}`);

/** `query` — из `buildCandidatesQuery` (виджет ConsolidatedOsv). */
export const getCounterpartyCandidates = (versionId: string, query: string) =>
	api.get<CandidateOut[]>(`/consolidations/versions/${versionId}/counterparty-candidates${query}`);
export const mapCounterparty = (versionId: string, entryId: string, body: MapCounterpartyIn) =>
	api.post<MapCounterpartyOut>(`${base(versionId)}/entries/${entryId}/counterparty`, body);