export interface Person {
  nom: string;
  description: string;
  type: string;
}

export function parseCSVFromText(content: string): Person[] {
  const lines = content.split('\n');
  
  // Skip header line
  const dataLines = lines.slice(1);
  
  const people: Person[] = [];
  
  for (const line of dataLines) {
    if (!line.trim()) continue;
    
    // Parse CSV line (handling quoted fields)
    const fields = parseCSVLine(line);
    
    if (fields.length >= 7) {
      const nom = fields[4]?.trim() || '';
      const description = fields[5]?.trim() || '';
      const type = fields[6]?.trim() || '';
      
      // Skip empty names and service accounts
      if (nom && !nom.startsWith('svc.') && !nom.startsWith('!') && nom !== 'datascience') {
        people.push({
          nom,
          description,
          type,
        });
      }
    }
  }
  
  return people;
}

function parseCSVLine(line: string): string[] {
  const fields: string[] = [];
  let currentField = '';
  let inQuotes = false;
  
  for (let i = 0; i < line.length; i++) {
    const char = line[i];
    
    if (char === '"') {
      if (inQuotes && line[i + 1] === '"') {
        // Escaped quote
        currentField += '"';
        i++;
      } else {
        // Toggle quote state
        inQuotes = !inQuotes;
      }
    } else if (char === ',' && !inQuotes) {
      // Field separator
      fields.push(currentField);
      currentField = '';
    } else {
      currentField += char;
    }
  }
  
  // Add last field
  fields.push(currentField);
  
  return fields.map(field => field.trim());
}