hathora-et-labora-game/dist/buildings/cloisterLibrary.js

Game logic reducer for Uwe Rosenberg's Ora et Labora

import { add, always, curry, map, min, pipe, range, reverse, unnest, view } from 'ramda';
import { P, match } from 'ts-pattern';
import { activeLens, getCost, payCost, withActivePlayer } from '../board/player';
import { costMoney, parseResourceParam, stringRepeater } from '../board/resource';
import { ResourceEnum } from '../types';
export const cloisterLibrary = (inputs = '') => {
    const input = parseResourceParam(inputs);
    const { book = 0, ...inputWithoutBook } = input;
    const newBooks = Math.min(costMoney(inputWithoutBook), 3);
    const soldBook = Math.min(book ?? 0, 1);
    return withActivePlayer(pipe(
    //
    payCost(inputWithoutBook), getCost({ book: newBooks }), payCost({ book: soldBook }), getCost({ meat: soldBook, wine: soldBook })));
};
export const complete = curry((partial, state) => match(partial)
    .with([], () => {
    const player = view(activeLens(state), state);
    const { penny = 0, book = 0 } = player;
    // step 1: figure out how many times we might send in penny, given max pennies
    const pennyAmounts = reverse(range(0, 1 + Math.min(3, penny)));
    // step 2: for each amount of penny, figure out how many books they would have
    const paymentAmounts = map((pennyAmount) => [pennyAmount + book, stringRepeater(ResourceEnum.Penny, pennyAmount)], pennyAmounts);
    // then for each of those, sell 0 or 1 book if there are any
    const consumeBreadAmounts = unnest(map(([sellableBooks, resourceString]) => pipe(
    //
    min(1), add(1), range(0), (reverse), map(stringRepeater(ResourceEnum.Book)), map((s) => resourceString + String(s)))(sellableBooks), paymentAmounts));
    return consumeBreadAmounts;
})
    .with([P._], always(['']))
    .otherwise(always([])));
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