@leofavre/memory-game-component/dist/cjs/es6/state/memoryGameReducer.js

A memory game web component.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _memoryGameConstants = require("./memoryGameConstants.js");

var _default = (state = _memoryGameConstants.INITIAL_STATE, action = {}) => {
  switch (action.type) {
    case _memoryGameConstants.DISTRIBUTE_CARDS:
      const {
        cards,
        positions
      } = action;
      const nextCards = cards.map((card, index) => ({ ...card,
        positions: positions.slice(index * 2, index * 2 + 2)
      }));
      return { ...state,
        cards: nextCards
      };

    case _memoryGameConstants.REVEAL_CARD:
      return { ...state,
        revealed: [...state.revealed, action.position]
      };

    case _memoryGameConstants.MATCH_CARDS:
      const nextMatched = [...state.matched, ...state.cards.reduce((result, card) => [...result, ...(card.positions.every(position => state.revealed.includes(position)) ? card.positions : [])], [])];
      return { ...state,
        matched: nextMatched
      };

    case _memoryGameConstants.HIDE_CARDS:
      return { ...state,
        revealed: []
      };

    case _memoryGameConstants.ALLOW_INTERACTION:
      return { ...state,
        isInteractive: true
      };

    case _memoryGameConstants.DISALLOW_INTERACTION:
      return { ...state,
        isInteractive: false
      };

    case _memoryGameConstants.SEND_EVENT:
      const event = action.detail != null ? {
        name: action.name,
        detail: action.detail
      } : {
        name: action.name
      };
      return { ...state,
        events: [...state.events, event]
      };

    default:
      return state;
  }
};

exports.default = _default;