export type PaperSize = 'A4' | 'Letter';
export type StyleCategory = string;

export interface DocxBorder {
  color: string;
  space: number;
  style: string; // 'single' | 'double' | 'dotted' | 'dashed'
  size: number;
}

export interface DocxStyleConfig {
  font: string;
  size: number; // in pt
  color: string;
  bold?: boolean;
  italic?: boolean;
  underline?: boolean;
  allCaps?: boolean;
  smallCaps?: boolean;
  tracking?: number; // Letter spacing
  align?: 'left' | 'center' | 'right' | 'both'; // 'both' is justify
  spacing?: { before: number; after: number; line: number };
  border?: {
    top?: DocxBorder;
    bottom?: DocxBorder;
    left?: DocxBorder;
    right?: DocxBorder;
  };
  shading?: {
    fill: string; // Hex color
    color: string; // usually 'auto'
    style: string; // usually 'clear'
  };
}

export interface StyleOption {
  id: string;
  name: string;
  category: StyleCategory;
  description: string;
  vibe: string;
  googleFontsImport: string;
  
  // Word Export Configuration
  wordConfig: {
    heading1: DocxStyleConfig;
    heading2: DocxStyleConfig;
    body: DocxStyleConfig;
    accentColor: string; // Used for graphical elements
  };
  
  // CSS for Web Preview (Must match wordConfig manually for fidelity)
  previewCss: string; 
}

export interface GenerationConfig {
  styleId: string;
  paperSize: PaperSize;
  content: string;
}

export enum AppState {
  UPLOAD = 'UPLOAD',
  CONFIG = 'CONFIG',
  GENERATING = 'GENERATING',
  PREVIEW = 'PREVIEW',
  ERROR = 'ERROR'
}