export interface CheckItem {
  id: string;
  text: string;
  checked: boolean;
}

/**
 * Notebook model for organizing notes
 */
export interface Notebook {
  id: string;
  name: string;
  icon: string | null;
  color: string | null;
  order: number;
  userId: string;
  createdAt: Date;
  updatedAt: Date;
  // Relations
  notes?: Note[];
  labels?: Label[];
}

/**
 * Label model - contextual to notebooks
 */
export interface Label {
  id: string;
  name: string;
  color: LabelColorName;
  notebookId: string | null; // NEW: Belongs to a notebook
  userId?: string | null; // DEPRECATED: Kept for backward compatibility
  createdAt: Date;
  updatedAt: Date;
  // Relations
  notebook?: Notebook | null;
}

export interface LinkMetadata {
  url: string;
  title?: string;
  description?: string;
  imageUrl?: string;
  siteName?: string;
}

export interface Note {
  id: string;
  title: string | null;
  content: string;
  color: string;
  isPinned: boolean;
  isArchived: boolean;
  type: 'text' | 'checklist';
  checkItems: CheckItem[] | null;
  labels: string[] | null; // DEPRECATED: Array of label names stored as JSON string
  images: string[] | null;
  links: LinkMetadata[] | null;
  reminder: Date | null;
  reminderRecurrence: string | null;
  reminderLocation: string | null;
  isMarkdown: boolean;
  size: NoteSize;
  order: number;
  createdAt: Date;
  updatedAt: Date;
  embedding?: number[] | null;
  sharedWith?: string[];
  userId?: string | null;
  // NEW: Notebook relation (optional - null = "Notes générales" / Inbox)
  notebookId?: string | null;
  notebook?: Notebook | null;
  autoGenerated?: boolean | null;
  // Search result metadata (optional)
  matchType?: 'exact' | 'related' | null;
  searchScore?: number | null;
}

export type NoteSize = 'small' | 'medium' | 'large';

export interface LabelWithColor {
  name: string;
  color: LabelColorName;
}

export const LABEL_COLORS = {
  gray: { 
    bg: 'bg-zinc-100 dark:bg-zinc-800', 
    text: 'text-zinc-700 dark:text-zinc-300', 
    border: 'border-zinc-200 dark:border-zinc-700',
    icon: 'text-zinc-500 dark:text-zinc-400'
  },
  red: { 
    bg: 'bg-rose-100 dark:bg-rose-900/40', 
    text: 'text-rose-700 dark:text-rose-300', 
    border: 'border-rose-200 dark:border-rose-800',
    icon: 'text-rose-500 dark:text-rose-400'
  },
  orange: { 
    bg: 'bg-orange-100 dark:bg-orange-900/40', 
    text: 'text-orange-700 dark:text-orange-300', 
    border: 'border-orange-200 dark:border-orange-800',
    icon: 'text-orange-500 dark:text-orange-400'
  },
  yellow: { 
    bg: 'bg-amber-100 dark:bg-amber-900/40', 
    text: 'text-amber-700 dark:text-amber-300', 
    border: 'border-amber-200 dark:border-amber-800',
    icon: 'text-amber-500 dark:text-amber-400'
  },
  green: { 
    bg: 'bg-emerald-100 dark:bg-emerald-900/40', 
    text: 'text-emerald-700 dark:text-emerald-300', 
    border: 'border-emerald-200 dark:border-emerald-800',
    icon: 'text-emerald-500 dark:text-emerald-400'
  },
  teal: { 
    bg: 'bg-teal-100 dark:bg-teal-900/40', 
    text: 'text-teal-700 dark:text-teal-300', 
    border: 'border-teal-200 dark:border-teal-800',
    icon: 'text-teal-500 dark:text-teal-400'
  },
  blue: { 
    bg: 'bg-sky-100 dark:bg-sky-900/40', 
    text: 'text-sky-700 dark:text-sky-300', 
    border: 'border-sky-200 dark:border-sky-800',
    icon: 'text-sky-500 dark:text-sky-400'
  },
  purple: { 
    bg: 'bg-violet-100 dark:bg-violet-900/40', 
    text: 'text-violet-700 dark:text-violet-300', 
    border: 'border-violet-200 dark:border-violet-800',
    icon: 'text-violet-500 dark:text-violet-400'
  },
  pink: { 
    bg: 'bg-fuchsia-100 dark:bg-fuchsia-900/40', 
    text: 'text-fuchsia-700 dark:text-fuchsia-300', 
    border: 'border-fuchsia-200 dark:border-fuchsia-800',
    icon: 'text-fuchsia-500 dark:text-fuchsia-400'
  },
} as const;

export type LabelColorName = keyof typeof LABEL_COLORS

export const NOTE_COLORS = {
  default: { 
    bg: 'bg-white dark:bg-zinc-900', 
    hover: 'hover:bg-gray-50 dark:hover:bg-zinc-800',
    card: 'bg-white dark:bg-zinc-900 border-gray-200 dark:border-zinc-700'
  },
  red: { 
    bg: 'bg-red-50 dark:bg-red-950/30', 
    hover: 'hover:bg-red-100 dark:hover:bg-red-950/50',
    card: 'bg-red-50 dark:bg-red-950/30 border-red-100 dark:border-red-900/50'
  },
  orange: { 
    bg: 'bg-orange-50 dark:bg-orange-950/30', 
    hover: 'hover:bg-orange-100 dark:hover:bg-orange-950/50',
    card: 'bg-orange-50 dark:bg-orange-950/30 border-orange-100 dark:border-orange-900/50'
  },
  yellow: { 
    bg: 'bg-yellow-50 dark:bg-yellow-950/30', 
    hover: 'hover:bg-yellow-100 dark:hover:bg-yellow-950/50',
    card: 'bg-yellow-50 dark:bg-yellow-950/30 border-yellow-100 dark:border-yellow-900/50'
  },
  green: { 
    bg: 'bg-green-50 dark:bg-green-950/30', 
    hover: 'hover:bg-green-100 dark:hover:bg-green-950/50',
    card: 'bg-green-50 dark:bg-green-950/30 border-green-100 dark:border-green-900/50'
  },
  teal: { 
    bg: 'bg-teal-50 dark:bg-teal-950/30', 
    hover: 'hover:bg-teal-100 dark:hover:bg-teal-950/50',
    card: 'bg-teal-50 dark:bg-teal-950/30 border-teal-100 dark:border-teal-900/50'
  },
  blue: { 
    bg: 'bg-blue-50 dark:bg-blue-950/30', 
    hover: 'hover:bg-blue-100 dark:hover:bg-blue-950/50',
    card: 'bg-blue-50 dark:bg-blue-950/30 border-blue-100 dark:border-blue-900/50'
  },
  purple: { 
    bg: 'bg-purple-50 dark:bg-purple-950/30', 
    hover: 'hover:bg-purple-100 dark:hover:bg-purple-950/50',
    card: 'bg-purple-50 dark:bg-purple-950/30 border-purple-100 dark:border-purple-900/50'
  },
  pink: { 
    bg: 'bg-pink-50 dark:bg-pink-950/30', 
    hover: 'hover:bg-pink-100 dark:hover:bg-pink-950/50',
    card: 'bg-pink-50 dark:bg-pink-950/30 border-pink-100 dark:border-pink-900/50'
  },
  gray: { 
    bg: 'bg-gray-100 dark:bg-gray-800/50', 
    hover: 'hover:bg-gray-200 dark:hover:bg-gray-700/50',
    card: 'bg-gray-100 dark:bg-gray-800/50 border-gray-200 dark:border-gray-700'
  },
} as const;

export type NoteColor = keyof typeof NOTE_COLORS;

/**
 * Query types for adaptive search weighting
 * - 'exact': User searched with quotes, looking for exact match (e.g., "Error 404")
 * - 'conceptual': User is asking a question or looking for concepts (e.g., "how to cook")
 * - 'mixed': No specific pattern detected, use default weights
 */
export type QueryType = 'exact' | 'conceptual' | 'mixed';