module Model.Cloud
  ( Cloud
  , initCloud
  , playerPointsCollision
  , playerPointCollision
  ) where

import List

import Model.Point (..)
import Model.Player (..)
import Model.Config (..)

import Utils.Geometry (distance)

type alias Cloud =
  { points : Config -> List Point
  , spawn : Float
  , lastSpawn : Float
  }

initCloud : Cloud
initCloud =
  let spawn = 600
  in  { points config =
          case config of
            White -> []
            Black -> []
      , spawn = spawn
      , lastSpawn = -spawn
      }

playerPointsCollision : Float -> Player -> List Point -> Bool
playerPointsCollision time player points =
  let collision = playerPointCollision time player
  in  List.length (List.filter collision points) > 0

playerPointCollision : Float -> Player -> Point -> Bool
playerPointCollision time player point =
  let pointPos = pointMove point time
  in  (distance pointPos player.pos) < pointSize + playerSize