# Changelog

## v5.5.7

*10 feb 2026*

- Updated Lightning core version to 2.20.1

## v5.5.6

*8 sep 2025*

- Updated Lightning core version to 2.15.1

## v5.5.5

*12 mar 2025*

- Updated Lightning core version to 2.15.0

## v5.5.4

*05 June 2024*

- Fixed the issue with `Colors` type definitions

## v5.5.3

*19 apr 2024*

- Updated Lightning core version to 2.13.1
- Fixed Router augmentation TSD test

## v5.5.2

*17 apr 2024*

- Updated Lightning core version to 2.13.0

## v5.5.1

*8 feb 2024*

- Updated Lightning core version to 2.16.1


## v5.5.1

*14 feb 2024*

- Updated Lightning core version to 2.12.1
- Updated metrological-sdk version to 1.0.2


## v5.5.0

*26 oct 2023*

- Added colors type definitions ([#394](https://github.com/rdkcentral/Lightning-SDK/issues/394))
- Added support to allow Colors to take ARGB values([#399](https://github.com/rdkcentral/Lightning-SDK/issues/399))
- Added condition for c2d upon app close([#403](https://github.com/rdkcentral/Lightning-SDK/issues/403))
- Fixed Router cross fade issue([#406](https://github.com/rdkcentral/Lightning-SDK/issues/406))

## v5.4.1

*30 aug 2023*

- Hot fix for the issue observe on even listeners cleanup

## v5.4.0

*27 jul 2023*

- Added Announcer plugin
- Added support for cleanup of event listeners and targets to prevent retaining memory during app lifetime.
- Added support to kill previously keepAlive page instance


## v5.3.2

*28 apr 2023*

- Fixed issue where some stage options are not properly preserved during deep merge (i.e canvas and webgl context) ([#388](https://github.com/rdkcentral/Lightning-SDK/pull/388))
- Fixed router backtrack issue ([#385](https://github.com/rdkcentral/Lightning-SDK/issues/385))

## v5.3.1
*23 feb 2023*

- Fixed bug where localCookie library could not loaded correctly when using webpack (#377)

## v5.3.0
*16 feb 2023*

- Added Subtitles plugin
- Added support for overriding the key mappping at runtime (i.e. after the App is launched) (#276)
- Added support for an optional path at the end of router paths (#362)
- Added support for plugins to load local JSON files (#360)
- Fixed a bug related to the Router plugin which results in not setting previous state when "on" data provider is used (#365)
- Fixed incorrect positioning of the version label (#359)
- Updated `@metrological/sdk` and `localCookie` NPM package paths
- Fixed the Router plugin documentation regarding `backtrack` feature (#375)

## v5.2.0

*20 oct 2022*

- Added support for dynamic screen resolutions (#352)
- Fixed issue related to Router hash not working (#349)
- Fixed a typo in router/pagetransitions.md documentation (#344)

## v5.1.0

*30 aug 2022*

- Typescript support

## v5.0.1

*22 aug 2022*

- Fixed issue with metrological-sdk initialization sequence

## v5.0.0

*22 aug 2022*

- Moved Metrological and Platform specific plugins to [metrological-sdk](https://github.com/Metrological/metrological-sdk) (Metadata, Metrics, Pin, Profile, Purchase, TV, VideoPlayer)
- Added base 64 image support for Image plugin
- Fixed bug in Image plugin as Img cover stretches image
- Fixed named route property not being accessed properly
- Added/Updated Router available methods
- Added Accessibility plugin with support for ColorShifting (color blindness filter)


## v4.8.3

*19 apr 2022*

- Fixed bug in Router, app not closing when router history unavailable
- Fixed bug in Router, router data hooks not always being called

## v4.8.2

*21 mar 2022*

- Fixed bug in initialization of Colors plugin when receiving an object instead of a file path
- Improved calculation of alpha values in Colors plugin
- Fixed bug in beforeEachRoute of Router plugin

## v4.8.1

*13 dec 2021*

- Fixed auto detect 720p resolution


## v4.8.0

*7 dec 2021*


- Fixed deepmerge breaking provided canvas
- Fixed getting querystring parameters with boot component
- Added dynamic canvas size support
- Added support to accept all characters in hash
- Added `Router.root()` support
- Added `Router.reload()` support

## v4.7.0

*20 oct 2021*

- Fixed issues with playing Video as a texture (#189)
- Added (semi private) getter for consumer to VideoPlayer plugin
- Added error handling (by firing an error to the consumer) when play() on the video tag returns an error (with a Promise wrapper fallback for older browsers)
- Added fix that allows periods to be used in a Router hash

## v4.6.1

*30 aug 2021*

- Fixed cleanup after closing an App
## v4.6.0

*16 aug 2021*

- Added context to Pin plugin
- Added option to overwrite the font loader from platform
- Added cleanup of App fonts on app close
- Fixed initial focus bug
- Added storeSameHash flag to accepted config flags of Router
- Fixed getQueryStringParams() using active hash in Router

## v4.5.0

*12 july 2021*

- Router updates
    - Added `getQueryStringParams()`-method to public api
    - Fixed returning correct querystring params if bootcomponent is configured
    - Fixed restoring state on pages flagged as keep alive
- Fixed initialization of Pin plugin
- Full rewrite of documentation 🎉
- Updated several NPM dependencies with (security) patches

## v4.4.0

*18 june 2021*

- Router updates
    - Added showing loading page between shared instances with `on()` provider
    - Fixed wrong historyState object on shared instance
    - Fixed hash to route mismatch on hash with trailing slash
    - Fixed showing bootPage before unknown hash
    - Fixed focus issues with shared state on routes with same page type
    - Fixed memoryleak on shared routes with lazyCreate disabled


## v4.3.3

*7 may 2021*

- Removed Error being thrown in Language plugin when using default language as a fallback
## v4.3.2

*5 may 2021*

- Fixed error with `null`-values in Settings

## v4.3.1

*26 april 2021*

- Added uid to payload to billing server in Purchase plugin
## v4.3.0

*16 april 2021*

- Fixed cross origin issue in VideoPlayer plugin
- Added support for multiple font types per font-family (addresses #185)
- Fix in cleanup sequence in starApp.js
- Fixed potential memory leak in Registry plugin (only when devtools are open)
- Router updates
    - Added `afterEachRoute` hook
    - Added support to hook into route error
    - Added `bootComponent` as special route
    - Added `location.search` to query params object
    - Added query parameters to page `params()`
    - Added named navigation to the docs
    - Fixed reload of special routes, reload will now return to `root` page
    - Fixed trying to navigate to `Error` component while it's not configured
    - Fixed navigating to `bootComponent` hash directly
    - Fixed `bootComponent` now showing before `bootRequest`
    - Fixed always adding `request` object in queue

## v4.2.2

*6 april 2021*

- Fixed hashchange event listener only for routed apps

## v4.2.1

*9 march 2021*

- Fixed Router `navigate()` always adding new queue entry

## v4.2.0

*9 march 2021*

- Router updates
    - Root function can now resolve object
    - Fixed `preventStorage` setting
    - Fixed page cache
    - `location.hash` now gets set on `hashchange` disabled
    - Added support to prevent auto widget focus restore
    - Added `afterEachRoute()` support
    - Improved error notification
    - Exposed internal Symbols mapping
- Added Metadata plugin
- Added Colors plugin
- Added `loader` and `unloader` functionality to the VideoPlayer plugin

## v4.1.1

*3 march 2021*

- Fixed bug in Registry plugin (removing interval from reference list after first invocation)

## v4.1.0

*26 jan 2021*

- Added Purchase plugin

## v4.0.0

*22 jan 2021*

- Removed deprecated Image plugin methods
- Fixed Storage plugin to compile with webpack and esbuild
- Added support for experimental esbuild support
- Router Plugin refactor
  - Breaking changes
    - `page.dynamicRouteProperty = hashValue;` is no longer being set, now use `_onUrlParams(args)`. In the previous release on route: `home/browse/:section` and a `navigate()` to: `home/browse/adventure` the Router would set the page prop `page['section'] = 'adventure'` but this could lead to unwanted and error prone behaviour. This undocumented feature has now been removed.
  - New features
    - Added test Router.isNavigating()
    - Added Router history interaction
    - Added Router.getHistory()
    - Added Router.replaceHistoryState()
    - Added Router.getHistoryState()
    - Added hash reload support
    - Added named navigation support
    - Added error handling in bootRequest
  - Fixes
    - Fixed Page overlap when on navigate starts before transition finish
    - Fixed _onActivated() widget event documentation
    - Fixed navigating to same hash when navigating
    - Deprecated Router.setupRoutes() - method
  - Deprecations
    - Deprecated calling on() | before() | after() directly - data providers must be defined in route object: https://rdkcentral.github.io/Lightning-SDK/#/plugins/router/dataproviding
    - Deprecated duplicate route definitions
- Removed SDK namespace replacement functionality from postinstall script

## v3.2.1

*14 dec 2020*

- Updated LocalCookie dependency to v1.1.1 (fixes persistance of cookies beyond browser session)

## v3.2.0

*20 nov 2020*

- Added _clear_ event to VideoPlayer plugin (`$videoPlayerClear`)
- Added _timestamp_ as parameter to VideoPlayer plugin events
- Fixed calculation of precision in VideoPlayer plugin, when no AppInstance is defined
- Fixed loading of language files for Language Plugin
- Fixed namespacing in Storage Plugin

## v3.1.1

*6 nov 2020*

- Added warning to postinstall script do manual upgrade of the Lightning-SDK when a mismatch in package names is detected
- Added _changelog_ and _current package version_ to the documentation

## v3.1.0

*30 oct 2020*

- Added option to pass arguments to platform `onClose`-method
- Added temporary workaround in postinstall script for npm 7.0.*-bug
- Added `get()` method to Language-plugin
- Added deprecation warnings to Locale plugin and MediaPlayer plugin
- Replaced `finally` with `then` in `startApp.js` (for better compatibility)
- Router updates
  - Added global `beforeEachRoute` hook
  - Added support for local `beforeNavigate` hook
  - Added support for URN
  - Fixed properly resolve request on shared page instances

## v3.0.0

*14 oct 2020*

Breaking changes
- Changed package name from `wpe-lightning-sdk` to `@lightningjs/sdk` (and published on NPM)
- Updated minimum requirement to Node.js 10

New features
- Added Registry Plugin
- Added VideoPlayer plugin
- Added Language Plugin
- Router
  - Fixed async loading behaviour that could result in stacked pages
  - Router internally now uses unique Symbols (could break if Symbol.for('route') is used in app)
  - Added Page view statistics
  - Wildcard routes not ending up in history
  - Add reuseInstance flag global and per route
  - Support for Dynamic component import
  - Widgets always hidden on Router boot
  - Documented _handleAppClose()

Deprecations
- Locale plugin is deprecated in favor of the Language plugin
- MediaPlayer plugin is deprecated in favor of the VideoPlayer plugin

## v2.6.0

*11 sep 2020*

- Added Pin Plugin
- Added zipCode to profile

## v2.5.0

*21 aug 2020*

- Added fallback value to `Settings.get()`
- Added access to AppData
- Removed black body background during development
- Added proper App-cleanup on close during development
- Various Router updates
  - support for querystring parameters
  - support for function as a value for `root` in router config
  - support for navigation without a hash update
  - fixes:
    - static routes take priority over dynamic matches (`settings/account` vs `settings/:type`)
    - remain focus on an active widget after an `on()`-resolve
- Added new TV plugin

## v2.4.0

*14 jul 2020*

- Added `image.quality` platform setting to tune down the image quality on STB's with lower GPU memory
- Added _Router_ plugin to SDK

## v2.3.1

*8 jul 2020*

- Added fix to MediaPlayer plugin to solve issue of video rollover (black screen on certain STBs)
- Added fix to MediaPlayer plugin to solve issue when opening same video asset twice (black screen)
- Added fix to Profile plugin to solve issue with always requesting the browser location (also in production)

## v2.3.0

*24 jun 2020*

- Added support for user defined Settings
- Added fetch polyfill for older ES5 environments
- Added SDK version to be displayed in Version-label (requires Lightning-CLI 1.6.1 and higher)
- Added fix for setting texture mode in `settings.json`

## v2.2.2

*4 jun 2020*

- Added fallback language (en) to Locale plugin when given language doesn't exist

## v2.2.1

*1 jun 2020*

- Hotfix for Media Player metrics

## v2.2.0

*6 may 2020*

- Removed close metric from App (is now handled by the Metrological App Store)
- Added default values for Profile plugin during local development, including the option to customize values via `settings.json`
- Added Frame per second (FPS) counter
- Fixed bug in the asset path of the Utils plugin when running the lightning App from a nested URL
- Improved documentation
- Cleaned up NPM dependencies and separated dev dependencies
- Removed legacy npm scripts
- Moved ES5-polyfills to external dependencies

## v2.1.0

*19 mar 2020*

- Fixed small issues in documentation
- Changed import of Lightning to enable IDE autocompletion (requires Lightning-CLI 1.4.0)

## v2.0.3

*17 feb 2020*

- Fixed issue with `Img.portrait()` method not returning a texture