src/types.ts

export type Severity = 'critical' | 'warning' | 'info' | 'good';

export interface AuditCheck {
  id: string;
  category: 'technical' | 'onpage' | 'semantics' | 'schema' | 'performance';
  name: string;
  status: Severity;
  score: number; // 0 a 100
  weight: number; // peso en la categoría
  message: string;
  recommendation?: string;
  snippet?: string;
}

export interface ExtractedPageData {
  url: string;
  statusCode: number;
  responseTimeMs: number;
  contentType: string;
  headers: Record<string, string>;
  title?: string;
  metaDescription?: string;
  metaRobots?: string;
  canonical?: string;
  h1: string[];
  h2: string[];
  h3: string[];
  h4: string[];
  images: Array<{
    src: string;
    alt: string;
    hasAlt: boolean;
    isLazy: boolean;
  }>;
  links: Array<{
    href: string;
    text: string;
    isInternal: boolean;
    isNofollow: boolean;
  }>;
  schemas: any[];
  openGraph: Record<string, string>;
  twitterCard: Record<string, string>;
  wordCount: number;
  rawText: string;
  language?: string;
  charset?: string;
  viewport?: string;
}

export interface PillarScore {
  name: string;
  score: number; // 0 - 100
  weight: number;
  status: Severity;
  checks: AuditCheck[];
}

export interface QuickWin {
  title: string;
  impact: 'high' | 'medium' | 'low';
  effort: 'low' | 'medium' | 'high';
  description: string;
  solutionCode?: string;
}

export interface SerpPreviewData {
  desktop: {
    title: string;
    pixelWidth: number;
    isTruncated: boolean;
    url: string;
    description: string;
  };
  mobile: {
    title: string;
    pixelWidth: number;
    isTruncated: boolean;
    url: string;
    description: string;
  };
}

export interface SeoAuditReport {
  brand: 'Willy SEO';
  url: string;
  targetKeyword?: string;
  analyzedAt: string;
  overallScore: number; // 0 - 100
  overallStatus: 'Óptimo' | 'Mejorable' | 'Crítico';
  summary: string;
  quickWins: QuickWin[];
  pillars: {
    technical: PillarScore;
    onpage: PillarScore;
    semantics: PillarScore;
    schema: PillarScore;
  };
  serpPreview: SerpPreviewData;
  proposedSolutions: {
    optimizedTitle?: string;
    optimizedMetaDescription?: string;
    recommendedHeadings?: string[];
    schemaJsonLd?: string;
  };
  actionPlan: Array<{
    step: number;
    priority: 'Alta' | 'Media' | 'Baja';
    task: string;
    details: string;
  }>;
}