Class VideoProgressService

constructor

• new VideoProgressService(): VideoProgressService

  Returns VideoProgressService

currentTime

defaultSource

startSavedTime

video

videoQualityService

beginFromStart

• beginFromStart(v: Video): void

  Begin playback for a given video from the very beginning (0:00). This disables resume for the current session and forces a fresh URL fetch.

  Use-case:

  • Header component wants a "clean start" independent of the teaser's time.

  Parameters

  • v: Video

    The video to start.

  Returns void

loadVideoProgress

• loadVideoProgress(videoId: number): void

  Load a persisted playback position from localStorage for a given video ID. Sets both currentTime and startSavedTime (true if a saved time exists).

  Parameters

  • videoId: number

    The video identifier.

  Returns void

reset

• reset(): void

  Reset all runtime state so the next playback session starts clean. Safe for reuse across the app; does not affect other components unless called.

  Returns void

saveVideoProgress

• saveVideoProgress(videoId: number): void

  Persist the current playback position to localStorage for a given video ID. Uses a deterministic key: videoProgress_<id>.

  Parameters

  • videoId: number

    The video identifier.

  Returns void

switchQuality

• switchQuality(index: number): void

  Switch the target quality by index (0..3). Mapping: 0 → 120p, 1 → 360p, 2 → 720p, 3 → 1080p.

  Parameters

  • index: number

    Quality index (clamped to 0..3).

  Returns void

updateCurrentTime

• updateCurrentTime(time: number): void

  Update the current playback time (usually bound to timeupdate).

  Parameters

  • time: number

    Current playback position in seconds.

  Returns void