114 lines
4.0 KiB
Haskell
114 lines
4.0 KiB
Haskell
{-# LANGUAGE OverloadedStrings #-}
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{-|
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Module : Kino.UI.Widgets
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Description : This is the code which builds the Brick frontend
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This is the code which builds the Brick frontend
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-}
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module Kino.UI.Widgets (messageWidget, searchWidget, browseWidget, sortWidget) where
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import Data.Maybe (fromMaybe)
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import Brick
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import Brick.Widgets.Center
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import Brick.Widgets.Border
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import Brick.Widgets.Edit
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import Lens.Micro
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import qualified Data.Text as T
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import Kino.Types
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import Kino.Misc
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import Kino.Torrent
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-- | Wrap a widget in the selected attribute
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select :: Widget Ident -> Widget Ident
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select = withAttr (attrName "selected")
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-- | Given a state, a movie and a second widget, append the
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-- movie to the widget second widget. Used by movieWidgets
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widgetCons :: AppS -> JSONMovie -> Widget Ident -> Widget Ident
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widgetCons s m w =
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(<=> w) $ if Just m == (s ^. appDetails)
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then select . visible $
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if s ^. appExpanded
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then expandedWidget m
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else movieWidget m
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else movieWidget m
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-- | Returns a big list of all movies
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movieWidgets :: AppS -> Widget Ident
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movieWidgets s = foldr (widgetCons s) emptyWidget (moviesMovies (s ^. appListing))
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-- | Returns a single movie listing
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movieWidget :: JSONMovie -> Widget Ident
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movieWidget m = txt (movieTitle m) <+> padLeft Max (str (show (movieYear m)))
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-- | Returns an expanded movie listing showing additional info
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expandedWidget :: JSONMovie -> Widget Ident
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expandedWidget m = movieWidget m
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<=> (padRight (Pad 3) (str "Rating") <+> str (show (movieRating m)))
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<=> (padRight (Pad 1) (str "Language") <+> txt (movieLanguage m))
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<=> (padRight (Pad 3) (str "Genres") <+> txt (T.intercalate ", " (movieGenres m)))
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<=> (padRight (Pad 2) (str "Runtime") <+> str (show hours <> "h " <> show minutes <> "m"))
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<=> (padRight (Pad 2) (str "Magnets") <+> str (listTorrents m))
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<=> (padRight (Pad 2) (str "Summary") <+> txtWrap (movieSummary m))
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where
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(hours, minutes) = divMod (movieRuntime m) 60
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-- | The search mode widget. Uses the brick built in Editor widget
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searchWidget :: AppS -> Widget Ident
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searchWidget s = center $ border $
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padAll 1 (editorRenderer (s ^. appEditor))
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<=> padAll 1 (hCenter (str "[Press enter to search]"))
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-- | Takes an editor and returns a widget to represent it
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editorRenderer :: Editor T.Text Ident -> Widget Ident
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editorRenderer = renderEditor txtRender True
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where
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txtRender :: [T.Text] -> Widget Ident
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txtRender [] = txt "Enter query term" $> withAttr editAttr
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txtRender [""] = txt "Enter query term" $> withAttr editAttr
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txtRender (t:_) = txt t
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-- | The browse mode widget which returns a full listing of movies
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-- or reports that there are no movies to list
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browseWidget :: AppS -> Widget Ident
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browseWidget s =
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str "Title" <+> padLeft Max (str "Year")
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<=> viewport Listing Vertical (movieWidgets s)
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<=> (str ("results: " <> results) <+> padLeft Max (str ("(" <> page <> "/" <> pages <> ")")))
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where
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listing = s ^. appListing
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results = show (moviesCount listing)
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pages = show ((moviesCount listing `div` moviesLimit listing) + 1)
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page = show (s ^. appPage)
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-- | The message widget which simply shows a message and informs
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-- the user of how to escape
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messageWidget :: AppS -> Widget Ident
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messageWidget s = center $ border $
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padAll 1 (hCenter (str (fromMaybe "Unkown Error!" (s ^. appMessage))))
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<=> padAll 1 (hCenter (str ("[Press any key to " <> action <> "]")))
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where
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action = if s ^. appContinue
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then "continue"
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else "exit"
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-- | The sort widget which simply shows the different sorting modees
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-- and informs the the user of how to set each one.
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sortWidget :: Widget Ident
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sortWidget = center $ border $ hCenter $
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padAll 1 (str "Sort by:\n\
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\(Tt) Title\n\
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\(Yy) Year\n\
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\(Rr) Rating\n\
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\(Ss) Seeds\n\
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\(Dd) Downloads\n\
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\(Ll) Likes\n\
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\(Uu) Upload Date\n\n\
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\Upper case ascending\n\
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\Lower case descending")
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<=> padAll 1 (hCenter (str "[Press q to close this menu]"))
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