/**
 * Processors for "claim-submit" and "claim-pre-auth" jobs.
 * Mirrors routes/claims.ts /selenium-claim and /selenium-claim-pre-auth
 */
import { storage } from "../../storage";
import { startPythonJob, pollPythonJob } from "./_shared";

export interface ClaimSubmitProcessorInput {
  enrichedPayload: any;
  files: { originalname: string; bufferBase64: string; mimetype: string }[];
  claimId?: number;
  /** "claimsubmit" (default) or "claim-pre-auth" */
  variant?: "claimsubmit" | "claim-pre-auth";
}

export interface ClaimSubmitProcessorResult {
  status: string;
  claimNumber?: string;
  pdf_url?: string;
  [key: string]: any;
}

export async function runClaimSubmitProcessor(
  input: ClaimSubmitProcessorInput
): Promise<ClaimSubmitProcessorResult> {
  const { enrichedPayload, files, claimId } = input;

  // Build the same payload shape the Python /claimsubmit endpoint expects
  const pdfs = files
    .filter((f) => f.mimetype === "application/pdf")
    .map(({ originalname, bufferBase64 }) => ({ originalname, bufferBase64 }));

  const images = files
    .filter((f) => f.mimetype.startsWith("image/"))
    .map(({ originalname, bufferBase64 }) => ({ originalname, bufferBase64 }));

  const payload = { claim: enrichedPayload, pdfs, images };

  const endpoint =
    input.variant === "claim-pre-auth" ? "/claim-pre-auth/async" : "/claimsubmit/async";

  // 1) Start async Python job
  const sid = await startPythonJob(endpoint, payload);

  // 2) Poll for result
  const result = await pollPythonJob(sid, 10 * 60 * 1000); // claim submit can take up to 10 min

  // 3) Persist claimNumber if returned
  if (result?.claimNumber && claimId) {
    try {
      await storage.updateClaim(claimId, { claimNumber: result.claimNumber });
    } catch (e) {
      console.error("[claimSubmitProcessor] failed to persist claimNumber:", e);
    }
  }

  return { ...result, claimId };
}