import parts from './parts.csv';
import {createRegion, moveToRegion, Region} from "@/core/region";
import {createPartsFromTable} from "@/core/part-factory";
import {Part} from "@/core/part";
import {IGameContext} from "@/core/game";

export const BOARD_SIZE = 6;
export const MAX_PIECES_PER_PLAYER = 8;
export const WIN_LENGTH = 3;

export type PlayerType = 'white' | 'black';
export type PieceType = 'kitten' | 'cat';
export type WinnerType = PlayerType | 'draw' | null;
export type RegionType = 'white' | 'black' | 'board' | '';
export type BoopPartMeta = { player: PlayerType; type: PieceType };
export type BoopPart = Part<BoopPartMeta>;

export function createInitialState() {
    const pieces = createPartsFromTable(
        parts,
        (item, index) => `${item.player}-${item.type}-${index + 1}`,
        (item) => item.count
    ) as Record<string, BoopPart>;
    
    // Initialize region childIds
    const whiteRegion = createRegion('white', []);
    const blackRegion = createRegion('black', []);
    const boardRegion = createRegion('board', [
        { name: 'x', min: 0, max: BOARD_SIZE - 1 },
        { name: 'y', min: 0, max: BOARD_SIZE - 1 },
    ]);
    
    // Populate region childIds based on piece regionId
    for (const part of Object.values(pieces)) {
        if(part.type !== 'kitten') continue;
        if (part.player === 'white' ) {
            moveToRegion(part, null, whiteRegion);
        } else if (part.player === 'black') {
            moveToRegion(part, null, blackRegion);
        }
    }
    
    return {
        regions: {
            white: whiteRegion,
            black: blackRegion,
            board: boardRegion,
        } as Record<RegionType, Region>,
        pieces,
        currentPlayer: 'white' as PlayerType,
        winner: null as WinnerType,
    };
}
export type BoopState = ReturnType<typeof createInitialState>;
export type BoopGame = IGameContext<BoopState>;