// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at https://mozilla.org/MPL/2.0/.
// SPDX-License-Identifier: MPL-2.0

import type { ParserDiagnostic } from '../model/diagnostics.js';
import type { FileDataBlobReference } from '../onestore/types.js';

export interface OneNoteColor {
  kind: 'auto' | 'rgb' | 'rgba';
  red?: number;
  green?: number;
  blue?: number;
  alpha?: number;
}

/** Values are retained in the half-inch unit used by MS-ONE. */
export interface OneNoteLayout {
  maxWidth?: number;
  maxHeight?: number;
  offsetHorizontal?: number;
  offsetVertical?: number;
  alignmentInParent?: number;
  alignmentSelf?: number;
  sizeSetByUser?: boolean;
}

export interface OneNoteTextStyle {
  charset?: number;
  bold?: boolean;
  italic?: boolean;
  underline?: boolean;
  strikethrough?: boolean;
  superscript?: boolean;
  subscript?: boolean;
  font?: string;
  /** Font size in half-points. */
  fontSize?: number;
  fontColor?: OneNoteColor;
  highlight?: OneNoteColor;
  languageCode?: number;
  mathFormatting?: boolean;
  hyperlink?: boolean;
  hyperlinkProtected?: boolean;
  hidden?: boolean;
}

export interface OneNoteTextRun {
  /** UTF-16 offsets into sourceText, matching MS-ONE character positions. */
  start: number;
  end: number;
  text: string;
  style: OneNoteTextStyle;
  /** Present only for allow-listed URI schemes. */
  href?: string;
}

export interface OneNoteTextBlock {
  kind: 'text';
  id: string;
  sourceText: string;
  /** Visible text with hidden hyperlink marker runs and NULs removed. */
  text: string;
  runs: OneNoteTextRun[];
  paragraphStyle: OneNoteTextStyle;
  paragraphAlignment?: 'left' | 'center' | 'right' | 'unknown';
  paragraphSpaceBefore?: number;
  paragraphSpaceAfter?: number;
  paragraphLineSpacingExact?: number;
  rightToLeft?: boolean;
  layout: OneNoteLayout;
}

export interface OneNoteImageBlock {
  kind: 'image';
  id: string;
  resourceId?: string;
  filename?: string;
  altText?: string;
  ocrText?: string;
  pictureWidth?: number;
  pictureHeight?: number;
  displayedPageNumber?: number;
  href?: string;
  isBackground: boolean;
  layout: OneNoteLayout;
}

export interface OneNoteAttachmentBlock {
  kind: 'attachment';
  id: string;
  resourceId?: string;
  iconResourceId?: string;
  /** Untrusted display metadata. It must not be used as a filesystem path. */
  filename: string;
  size?: number;
  layout: OneNoteLayout;
}

export interface OneNoteTableCell {
  id: string;
  blocks: OneNoteContentBlock[];
  backgroundColor?: OneNoteColor;
  maxWidth?: number;
}

export interface OneNoteTableRow {
  id: string;
  cells: OneNoteTableCell[];
}

export interface OneNoteTableBlock {
  kind: 'table';
  id: string;
  declaredRowCount?: number;
  declaredColumnCount?: number;
  rows: OneNoteTableRow[];
  columnWidths: number[];
  lockedColumns: boolean[];
  bordersVisible: boolean;
  layout: OneNoteLayout;
}

export interface OneNoteOutlineBlock {
  kind: 'outline';
  id: string;
  childLevel?: number;
  indents: number[];
  layout: OneNoteLayout;
  children: OneNoteContentBlock[];
}

export interface OneNoteOutlineElementBlock {
  kind: 'outline-element';
  id: string;
  childLevel?: number;
  contents: OneNoteContentBlock[];
  children: OneNoteContentBlock[];
}

export interface OneNoteOutlineGroupBlock {
  kind: 'outline-group';
  id: string;
  childLevel?: number;
  children: OneNoteContentBlock[];
}

export interface OneNoteInkPoint {
  x: number;
  y: number;
}

export interface OneNoteInkBoundingBox {
  x: number;
  y: number;
  width: number;
  height: number;
}

export interface OneNoteInkStroke {
  points: OneNoteInkPoint[];
  penTip?: number;
  transparency?: number;
  width?: number;
  height?: number;
  color?: number;
  bias?: 'handwriting' | 'drawing' | 'both';
  languageCode?: number;
}

/** A leaf has strokes; an intermediate grouping container has children. */
export interface OneNoteInkBlock {
  kind: 'ink';
  id: string;
  strokes: OneNoteInkStroke[];
  children: OneNoteInkBlock[];
  boundingBox?: OneNoteInkBoundingBox;
  layout: OneNoteLayout;
}

export interface OneNoteUnsupportedBlock {
  kind: 'unsupported';
  id: string;
  sourceJcid: number;
  description: string;
}

export type OneNoteContentBlock =
  | OneNoteTextBlock
  | OneNoteImageBlock
  | OneNoteAttachmentBlock
  | OneNoteTableBlock
  | OneNoteOutlineBlock
  | OneNoteOutlineElementBlock
  | OneNoteOutlineGroupBlock
  | OneNoteInkBlock
  | OneNoteUnsupportedBlock;

export interface OneNoteResource {
  id: string;
  kind: 'image' | 'attachment';
  sourceJcid: number;
  extension?: string;
  filename?: string;
  mediaType: string;
  browserRenderable: boolean;
  size?: number;
  /** A bounded view descriptor. Bytes are not copied during parsing. */
  blob?: FileDataBlobReference;
  availability: 'available' | 'external' | 'missing' | 'invalid';
}

export interface OneNotePageContentModel {
  id: string;
  title: string;
  createdAt?: string;
  updatedAt?: string;
  level?: number;
  text: string;
  blocks: OneNoteContentBlock[];
}

/** Internal, non-serializable representation used by the worker integration. */
export interface OneNoteSectionContentModel {
  sourceName: string;
  sectionName: string;
  pages: OneNotePageContentModel[];
  resources: Map<string, OneNoteResource>;
  diagnostics: ParserDiagnostic[];
}