import { apiClient } from './api-client';

// ─── Types ──────────────────────────────────────────────

export type ReportType =
  | 'RESIDENTIAL_MARKET'
  | 'INDUSTRIAL_MARKET'
  | 'DISTRICT_ANALYSIS'
  | 'INVESTMENT_FEASIBILITY'
  | 'INDUSTRIAL_LOCATION'
  | 'PROPERTY_VALUATION'
  | 'PORTFOLIO';

export type ReportStatus = 'GENERATING' | 'READY' | 'FAILED';

export interface Report {
  id: string;
  type: ReportType;
  title: string;
  params: Record<string, unknown>;
  content: Record<string, unknown> | null;
  pdfUrl: string | null;
  status: ReportStatus;
  errorMsg: string | null;
  createdAt: string;
  updatedAt: string;
}

export interface ListReportsResponse {
  data: Report[];
  total: number;
}

export interface GenerateReportResponse {
  reportId: string;
}

export interface ReportStatusResponse {
  id: string;
  status: ReportStatus;
  errorMsg: string | null;
  pdfUrl: string | null;
}

// ─── API Calls ──────────────────────────────────────────

export function listReports(params?: {
  type?: ReportType;
  limit?: number;
  offset?: number;
}): Promise<ListReportsResponse> {
  const searchParams = new URLSearchParams();
  if (params?.type) searchParams.set('type', params.type);
  if (params?.limit) searchParams.set('limit', String(params.limit));
  if (params?.offset) searchParams.set('offset', String(params.offset));
  const qs = searchParams.toString();
  return apiClient.get<ListReportsResponse>(`/reports${qs ? `?${qs}` : ''}`);
}

export function getReport(id: string): Promise<Report> {
  return apiClient.get<Report>(`/reports/${id}`);
}

export function getReportStatus(id: string): Promise<ReportStatusResponse> {
  return apiClient.get<ReportStatusResponse>(`/reports/${id}/status`);
}

export function generateReport(data: {
  type: ReportType;
  title: string;
  params: Record<string, unknown>;
}): Promise<GenerateReportResponse> {
  return apiClient.post<GenerateReportResponse>('/reports/generate', data);
}

export function deleteReport(id: string): Promise<void> {
  return apiClient.delete<void>(`/reports/${id}`);
}