{-# LANGUAGE ExtendedDefaultRules #-}
{-# LANGUAGE OverloadedStrings    #-}

module Nomyx.Web.Game.Details where

import           Data.List
import           Data.Maybe
import           Data.String
import           Data.Text                   (Text)
import           Data.Time
import           Nomyx.Language
import           Nomyx.Core.Engine
import           Nomyx.Web.Common            as NWC
import qualified Nomyx.Web.Help              as Help
import           Text.Blaze.Html5            (Html, h4, p, table, td, thead, tr, (!))
import           Text.Blaze.Html5.Attributes as A (class_, style)
import           Imprevu.Evaluation

default (Integer, Double, Data.Text.Text)


viewDetails :: PlayerNumber -> Game -> Html
viewDetails pn g = do
   p $ titleWithHelpIcon (h4 "Variables:") Help.variables
   viewVars   (_variables g)
   p $ titleWithHelpIcon (h4 "Events:") Help.events
   viewEvents g
   p $ h4 "Log:"
   viewLogs    (_logs g) pn

viewEvents :: Game -> Html
viewEvents g = table ! class_ "table" $ do
         thead $ do
            td ! class_ "td" $ "Event Number"
            td ! class_ "td" $ "By Rule"
            td ! class_ "td" $ "Event"
         mapM_ (viewEvent g) (sort $ _events g)

viewEvent :: Game -> RuleEventInfo -> Html
viewEvent g (RuleEventInfo ruleNumber ei@(EventInfo eventNumber _ _ status _)) = if status == SActive then disp else disp ! style "background:gray;" where
   disp = tr $ do
      let ss = getRemainingSignals ei (EvalEnv (EvalState g 0) defaultEvalConf)
      td ! class_ "td" $ fromString . show $ eventNumber
      td ! class_ "td" $ fromString . show $ ruleNumber
      td ! class_ "td" $ fromString . show $ ss

viewVars :: [Var] -> Html
viewVars vs = table ! class_ "table" $ do
      thead $ do
         td ! class_ "td" $ "Rule number"
         td ! class_ "td" $ "Name"
         td ! class_ "td" $ "Value"
      mapM_ viewVar vs

viewVar :: Var -> Html
viewVar (Var vRuleNumber vName vData) = tr $ do
   td ! class_ "td" $ fromString . show $ vRuleNumber
   td ! class_ "td" $ fromString . show $ vName
   td ! class_ "td" $ fromString . show $ vData

viewLogs :: [Log] -> PlayerNumber -> Html
viewLogs log pn = do
   let ls = filter (\o -> (_lPlayerNumber o == Just pn) || (isNothing $ _lPlayerNumber o)) log
   table $ mapM_ viewLog (reverse ls)

viewLog :: Log -> Html
viewLog (Log _ t s) = tr $ do
   td $ fromString $ formatTime defaultTimeLocale "%Y/%m/%d_%H:%M" t
   td $ p $ fromString s