import { parseBetInput } from './parser.js';

export function parseBulkAddInput(book, sport, rawInput) {
  const lines = String(rawInput ?? '')
    .split(/\r?\n/)
    .map((line) => line.trim())
    .filter(Boolean);

  if (lines.length === 0) {
    return {
      ok: false,
      error: 'Add at least one line in the format `prop | odds | stake`.',
    };
  }

  const accepted = [];
  const rejected = [];

  lines.forEach((line, index) => {
    const parts = line.split('|').map((part) => part.trim());
    if (parts.length !== 3) {
      rejected.push({
        lineNumber: index + 1,
        line,
        reason: 'Use `prop | odds | stake` on each line.',
      });
      return;
    }

    const [prop, odds, stake] = parts;
    const parsed = parseBetInput({ book, sport, prop, odds, stake });
    if (!parsed.ok) {
      rejected.push({
        lineNumber: index + 1,
        line,
        reason: `Invalid ${parsed.missingFields.join(', ')}`,
      });
      return;
    }

    accepted.push({
      lineNumber: index + 1,
      bet: parsed.bet,
    });
  });

  return {
    ok: accepted.length > 0,
    accepted,
    rejected,
    error: accepted.length === 0 ? 'No valid bet lines were found.' : null,
  };
}