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import { List, Map } from 'immutable';
import { combineReducers } from 'redux';
import { ApiLobby } from '../api/model';
import { GlobalState } from '../reducers';
import { Action } from './actions/all';
import { ENTER_LOBBY, UPDATE_GAMES } from './actions/lobby';
export type GamesState = {
all: Map<string, ApiLobby>,
current: string | null
};
export const EMPTY_GAMES: GamesState = {
all: Map(),
current: null,
};
export const createGamesReducer = () => {
return combineReducers({
all: allGamesReducer,
current: currentGameIdReducer
})
};
export const allGamesReducer = (state: Map<string, ApiLobby> = Map(), action: Action) => {
switch (action.type) {
case UPDATE_GAMES:
const newGames = mapify(action.games);
return state.merge(newGames);
default:
return state;
}
};
function mapify(games: ApiLobby[]): Map<string, ApiLobby> {
let newGames: {[id:string]:ApiLobby} = {};
games.forEach(g => newGames[`${g.id}`] = g);
return Map(newGames);
}
export const currentGameIdReducer = (state: string | null = null, action: Action) => {
switch (action.type) {
case ENTER_LOBBY:
return `${action.gameId}`;
default:
return state;
}
};
export const getAllGames = (state: GlobalState): List<ApiLobby> => state.games.all.toList();
export const getCurrentGame = (state: GlobalState): ApiLobby | null => {
if (state.games.current == null) {
return null;
}
return state.games.all.get(state.games.current) || null;
};
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