export interface VideoMeta {
  width: number;
  height: number;
  duration: number;
  fps: number;
}

export interface Caption {
  id: string;
  text: string;
  startMs: number;
  endMs: number;
}

export interface CaptionStyle {
  fontFamily: string;
  fontSize: number;
  fillColor: string;
  strokeColor: string;
  strokeWidth: number;
  highlightColor?: string;
  /** rgba plate drawn behind the text — keeps captions readable over light page content */
  backdrop?: string;
  shadow: {
    color: string;
    blur: number;
    offsetX: number;
    offsetY: number;
  };
  uppercase: boolean;
  letterSpacing: number;
}

export interface CaptionLayout {
  position: "top" | "center" | "bottom";
  yOffset: number;
  maxWidthPercent: number;
  maxLines: number;
}

export interface AnimationSettings {
  speed: number;
  style: "bounce" | "fade" | "pop";
}

export type ProgressStage =
  | "extracting"
  | "rendering"
  | "encoding"
  | "done"
  | "error"
  | "fetching_repo"
  | "generating_script"
  | "generating_tts"
  | "recording_scroll"
  | "syncing_captions";

export interface Project {
  id: string;
  videoPath: string;
  videoMeta: VideoMeta;
  captions: Caption[];
  style: CaptionStyle;
  layout: CaptionLayout;
  animation: AnimationSettings;
  status: "draft" | "rendering" | "done" | "error" | "generating";
  exportPath?: string;
  createdAt: string;
  source?: "upload" | "github";
  githubUrl?: string;
  repoName?: string;
  script?: string;
  audioPath?: string;
}

export interface RenderProgress {
  percent: number;
  stage: ProgressStage;
  message: string;
  etaSeconds?: number;
}

export interface StylePreset {
  id: string;
  name: string;
  style: CaptionStyle;
  layout: CaptionLayout;
  animation: AnimationSettings;
}

export interface GitHubRepoData {
  owner: string;
  repo: string;
  fullName: string;
  htmlUrl: string;
  description: string;
  stars: number;
  language: string;
  topics: string[];
  readme: string;
}