338 lines
7.6 KiB
Haskell
338 lines
7.6 KiB
Haskell
{- |
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mtlstats
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Copyright (C) 2019 Rhéal Lamothe
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<rheal.lamothe@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or (at
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your option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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-}
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{-# LANGUAGE OverloadedStrings, TemplateHaskell #-}
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module Mtlstats.Types (
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-- * Types
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ProgState (..),
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Database (..),
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Player (..),
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PlayerStats (..),
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Goalie (..),
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GoalieStats (..),
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-- * Lenses
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-- ** ProgState Lenses
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database,
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-- ** Database Lenses
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dbPlayers,
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dbGoalies,
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dbGames,
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-- ** Player Lenses
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pNumber,
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pName,
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pPosition,
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pYtd,
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pLifetime,
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-- ** PlayerStats Lenses
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psGoals,
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psAssists,
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psPMin,
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-- ** Goalie Lenses
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gNumber,
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gName,
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gYtd,
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gLifetime,
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-- ** GoalieStats Lenses
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gsGames,
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gsMinsPlayed,
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gsGoalsAllowed,
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gsGoalsAgainst,
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gsWins,
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gsLosses,
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gsTies,
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-- * Constructors
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newProgState,
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newDatabase,
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newPlayer,
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newPlayerStats,
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newGoalie,
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newGoalieStats,
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-- * Helper functions
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pPoints
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) where
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import Data.Aeson
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( FromJSON
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, ToJSON
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, object
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, pairs
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, parseJSON
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, toEncoding
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, toJSON
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, withObject
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, (.:)
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, (.=)
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)
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import Lens.Micro ((^.))
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import Lens.Micro.TH (makeLenses)
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-- | Represents the program state
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newtype ProgState = ProgState
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{ _database :: Database
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} deriving (Eq, Show)
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-- | Represents the database
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data Database = Database
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{ _dbPlayers :: [Player]
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-- ^ The list of players
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, _dbGoalies :: [Goalie]
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-- ^ The lidt of goalies
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, _dbGames :: Int
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-- ^ The number of games recorded
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} deriving (Eq, Show)
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instance FromJSON Database where
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parseJSON = withObject "Database" $ \v -> Database
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<$> v .: "players"
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<*> v .: "goalies"
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<*> v .: "games"
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instance ToJSON Database where
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toJSON (Database players goalies games) = object
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[ "players" .= players
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, "goalies" .= goalies
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, "games" .= games
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]
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toEncoding (Database players goalies games) = pairs $
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"players" .= players <>
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"goalies" .= goalies <>
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"games" .= games
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-- | Represents a (non-goalie) player
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data Player = Player
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{ _pNumber :: Int
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-- ^ The player's number
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, _pName :: String
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-- ^ The player's name
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, _pPosition :: String
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-- ^ The player's position
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, _pYtd :: PlayerStats
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-- ^ The Player's year-to-date stats
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, _pLifetime :: PlayerStats
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-- ^ The player's lifetime stats
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} deriving (Eq, Show)
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instance FromJSON Player where
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parseJSON = withObject "Player" $ \v -> Player
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<$> v .: "number"
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<*> v .: "name"
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<*> v .: "position"
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<*> v .: "ytd"
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<*> v .: "lifetime"
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instance ToJSON Player where
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toJSON (Player num name pos ytd lt) = object
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[ "number" .= num
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, "name" .= name
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, "position" .= pos
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, "ytd" .= ytd
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, "lifetime" .= lt
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]
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toEncoding (Player num name pos ytd lt) = pairs $
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"number" .= num <>
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"name" .= name <>
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"position" .= pos <>
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"ytd" .= ytd <>
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"lifetime" .= lt
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-- | Represents a (non-goalie) player's stats
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data PlayerStats = PlayerStats
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{ _psGoals :: Int
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-- ^ The number of goals
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, _psAssists :: Int
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-- ^ The number of assists
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, _psPMin :: Int
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-- ^ The number of penalty minutes
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} deriving (Eq, Show)
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instance FromJSON PlayerStats where
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parseJSON = withObject "PlayerStats" $ \v -> PlayerStats
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<$> v .: "goals"
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<*> v .: "assists"
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<*> v .: "penalty_mins"
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instance ToJSON PlayerStats where
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toJSON (PlayerStats g a pm) = object
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[ "goals" .= g
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, "assists" .= a
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, "penalty_mins" .= pm
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]
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toEncoding (PlayerStats g a pm) = pairs $
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"goals" .= g <>
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"assists" .= a <>
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"penalty_mins" .= pm
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-- | Represents a goalie
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data Goalie = Goalie
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{ _gNumber :: Int
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-- ^ The goalie's number
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, _gName :: String
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-- ^ The goalie's name
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, _gYtd :: GoalieStats
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-- ^ The goalie's year-to-date stats
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, _gLifetime :: GoalieStats
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-- ^ The goalie's lifetime stats
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} deriving (Eq, Show)
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instance FromJSON Goalie where
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parseJSON = withObject "Goalie" $ \v -> Goalie
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<$> v .: "number"
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<*> v .: "name"
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<*> v .: "ytd"
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<*> v .: "lifetime"
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instance ToJSON Goalie where
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toJSON (Goalie num name ytd lt) = object
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[ "number" .= num
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, "name" .= name
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, "ytd" .= ytd
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, "lifetime" .= lt
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]
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toEncoding (Goalie num name ytd lt) = pairs $
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"number" .= num <>
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"name" .= name <>
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"ytd" .= ytd <>
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"lifetime" .= lt
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-- | Represents a goalie's stats
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data GoalieStats = GoalieStats
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{ _gsGames :: Int
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-- ^ The number of games played
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, _gsMinsPlayed :: Int
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-- ^ The number of minutes played
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, _gsGoalsAllowed :: Int
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-- ^ The number of goals allowed
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, _gsGoalsAgainst :: Int
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-- ^ The number of goals against
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, _gsWins :: Int
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-- ^ The number of wins
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, _gsLosses :: Int
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-- ^ The number of losses
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, _gsTies :: Int
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-- ^ The number of ties
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} deriving (Eq, Show)
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instance FromJSON GoalieStats where
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parseJSON = withObject "GoalieStats" $ \v -> GoalieStats
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<$> v .: "games"
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<*> v .: "mins_played"
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<*> v .: "goals_allowed"
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<*> v .: "goals_against"
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<*> v .: "wins"
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<*> v .: "losses"
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<*> v .: "ties"
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instance ToJSON GoalieStats where
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toJSON (GoalieStats g m al ag w l t) = object
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[ "games" .= g
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, "mins_played" .= m
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, "goals_allowed" .= al
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, "goals_against" .= ag
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, "wins" .= w
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, "losses" .= l
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, "ties" .= t
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]
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toEncoding (GoalieStats g m al ag w l t) = pairs $
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"games" .= g <>
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"mins_played" .= m <>
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"goals_allowed" .= al <>
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"goals_against" .= ag <>
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"wins" .= w <>
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"losses" .= l <>
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"ties" .= t
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makeLenses ''ProgState
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makeLenses ''Database
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makeLenses ''Player
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makeLenses ''PlayerStats
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makeLenses ''Goalie
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makeLenses ''GoalieStats
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-- | Constructor for a new 'ProgState'
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newProgState :: ProgState
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newProgState = ProgState
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{ _database = newDatabase
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}
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-- | Constructor for a 'Database'
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newDatabase :: Database
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newDatabase = Database
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{ _dbPlayers = []
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, _dbGoalies = []
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, _dbGames = 0
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}
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-- | Constructor for a 'Player'
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newPlayer
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:: Int
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-- ^ The player's number
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-> String
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-- ^ The player's name
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-> String
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-- ^ The player's position
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-> Player
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newPlayer num name pos = Player
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{ _pNumber = num
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, _pName = name
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, _pPosition = pos
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, _pYtd = newPlayerStats
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, _pLifetime = newPlayerStats
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}
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-- | Constructor for a 'PlayerStats' value
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newPlayerStats :: PlayerStats
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newPlayerStats = PlayerStats
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{ _psGoals = 0
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, _psAssists = 0
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, _psPMin = 0
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}
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-- | Constructor for a 'Goalie'
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newGoalie
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:: Int
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-- ^ The goalie's number
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-> String
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-- ^ The goalie's name
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-> Goalie
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newGoalie num name = Goalie
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{ _gNumber = num
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, _gName = name
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, _gYtd = newGoalieStats
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, _gLifetime = newGoalieStats
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}
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-- | Constructor for a 'GoalieStats' value
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newGoalieStats :: GoalieStats
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newGoalieStats = GoalieStats
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{ _gsGames = 0
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, _gsMinsPlayed = 0
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, _gsGoalsAllowed = 0
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, _gsGoalsAgainst = 0
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, _gsWins = 0
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, _gsLosses = 0
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, _gsTies = 0
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}
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-- | Calculates a player's points
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pPoints :: PlayerStats -> Int
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pPoints s = s^.psGoals + s^.psAssists
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