kino/src/Widgets.hs

56 lines
1.6 KiB
Haskell

module Widgets where
import Brick
import Brick.Main
import Brick.Widgets.Center
import Brick.AttrMap (attrMap)
import Graphics.Vty (defAttr)
import Graphics.Vty.Input.Events
import Control.Monad.IO.Class (liftIO)
import qualified Data.Text as T
import Lens.Micro
import JSONTypes
import Request
import Misc
import AppTypes
widgetCons :: JSONMovie -> (Widget Ident, Int, AppS) -> (Widget Ident, Int, AppS)
widgetCons m (w, i, s) =
if s ^. appCursor == i
then embed . visible . select $
if s ^. appExpanded
then expandedWidget s m i
else movieWidget s m i
else embed (movieWidget s m i)
where
embed x = (w <=> x, i+1, s)
select = (withAttr (attrName "selected"))
movieWidgets :: AppS -> JSONListMovies -> Widget Ident
movieWidgets s m = let (items, _, _) = foldr widgetCons (emptyWidget, 0, s) (movies m)
in items
movieWidget :: AppS -> JSONMovie -> Int -> Widget Ident
movieWidget s m i = txt (movie_title m) <+> padLeft Max (str (show (movie_year m)))
expandedWidget :: AppS -> JSONMovie -> Int -> Widget Ident
expandedWidget s m i = movieWidget s m i <=> txtWrap (movie_summary m)
searchWidget :: AppS -> Widget Ident
searchWidget = undefined
browseWidget :: AppS -> Widget Ident
browseWidget s =
case (s ^. appListing) of
Nothing -> center $ str "No movies found matching query."
(Just m) -> headings <=> (viewport Listing Vertical (movieWidgets s m))
where headings = str "Title" <+> padLeft Max (str "Year")
errorWidget :: AppS -> Widget Ident
errorWidget s = center $
case (s ^. appError) of
Nothing -> str "Unknown Error."
(Just e) -> str e