/*
 * This file is part of laurelin_client
 * Copyright (C) 2023 Jonni Liljamo <jonni@liljamo.com>
 *
 * Licensed under GPL-3.0-only.
 * See LICENSE for licensing information.
 */

use bevy::prelude::*;
use std::collections::HashMap;

use serde::{Deserialize, Serialize};

use crate::api::game::{Action, Command, Game};

mod parser;

#[derive(Deserialize, Serialize, Clone, PartialEq)]
pub struct CardAction {
    pub command: Command,
    /// if false, targets the next player
    pub target_self: bool,
}

#[derive(Deserialize, Serialize, Clone, PartialEq)]
pub struct Card {
    pub name: String,
    /// short details shown on the card, e.g. Draw 2
    pub short_details: Vec<String>,
    /// longer explanations of features of the card
    pub long_details: Vec<String>,
    pub cost: usize,
    /// if set, use this?
    //vp_cost: Option<u32>,
    pub actions: Vec<CardAction>,
    /// trash after play?
    pub to_be_trashed: bool,
}

/// a supply pile holds an amount of some card
#[derive(Clone)]
pub struct SupplyPile {
    /// the card type that the supply pile holds
    pub card: Card,
    /// the amount of cards currently in the pile
    pub amount: usize,
}

#[derive(Debug, Deserialize, Serialize, Clone, Copy, PartialEq)]
pub enum PlayerState {
    /// e.g. not their turn
    Idle,
    /// play phase, playing cards
    PlayPhase,
    /// buy phase, buying cards
    BuyPhase,
}

#[derive(Clone)]
pub struct PlayerStatus {
    pub turn_n: usize,
    pub display_name: String,
    pub state: PlayerState,
    pub plays: usize,
    pub buys: usize,
    pub currency: usize,
    pub vp: usize,
    pub hand: Vec<Card>,
    pub deck: Vec<Card>,
    pub discard: Vec<Card>,
}

/// constructed from a vector of [`Action`]s
#[derive(Clone, Reflect, FromReflect)]
pub struct GameStatus {
    /// log entries, filled in one at a time when parsing actions
    pub log: Vec<LogEntry>,
    /// a modifiable Actions Vector, will be modified when parsing actions,
    /// used for showing the log
    #[reflect(ignore)]
    pub actions: Vec<Action>,
    #[reflect(ignore)]
    pub supply_piles: Vec<SupplyPile>,
    /// player ids mapped to statuses
    #[reflect(ignore)]
    pub players: HashMap<String, PlayerStatus>,
}

impl GameStatus {
    pub fn new(game: &Game) -> Self {
        match parser::parse(game) {
            Ok(res) => res,
            Err(_) => panic!("parsing actions failed"),
        }
    }
}

#[derive(Clone, Reflect, FromReflect)]
pub struct LogEntry {
    pub sections: Vec<LogSection>,
}

impl LogEntry {
    pub fn from_sections(sections: impl IntoIterator<Item = LogSection>) -> Self {
        Self {
            sections: sections.into_iter().collect(),
        }
    }
}

#[derive(Clone, Reflect, FromReflect)]
pub enum LogSection {
    Normal(String),
    Bold(String),
}

impl LogSection {
    pub fn normal(value: &str) -> LogSection {
        LogSection::Normal(value.to_string())
    }
    pub fn bold(value: &str) -> LogSection {
        LogSection::Bold(value.to_string())
    }
}