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import users from '../users';
import purifyWeek from '../lib/purifyWeek';
import withinRange from '../lib/withinRange';
export function setUser(newUser) {
return (dispatch, getState, { getHistory }) => {
const { user, updatePathname } = getHistory();
if (newUser === user) {
// EDGE CASE: If the user that is being selected is equal to the user
// that is already selected, then updatePathname will not change
// anything. This results in state.search not properly being resetted.
// Example: If you search for 5H2 while already viewing 6-5H2, pressing
// enter won't do anything unless this check is present.
dispatch({ type: 'SEARCH/SET_USER', user });
} else {
updatePathname(newUser || '');
}
};
}
export function shiftRoom(shift) {
return (dispatch, getState, { getHistory }) => {
const { user } = getHistory();
const { allRoomIds } = users;
if (users.byId[user].type !== 'r') throw new Error('User must be a room');
const currentRoom = user;
const currentRoomIndex = allRoomIds.indexOf(currentRoom);
const nextRoomIndex = withinRange(
currentRoomIndex + shift,
allRoomIds.length - 1,
);
const nextRoom = allRoomIds[nextRoomIndex];
dispatch(setUser(nextRoom));
};
}
export function setWeek(newWeek) {
return (dispatch, getState, { getHistory, moment }) => {
const { updateQuery } = getHistory();
const isCurrentWeek = moment().week() === newWeek;
updateQuery({
week: isCurrentWeek ? undefined : newWeek,
});
};
}
export function shiftWeek(shift) {
return (dispatch, getState, { getHistory }) => {
const { week } = getHistory();
dispatch(setWeek(purifyWeek(week + shift)));
};
}
export function showRoomFinder() {
return (dispatch, getState, { getHistory }) => {
const { user } = getHistory();
if (user == null || users.byId[user].type !== 'r') {
// We are not currently viewing a room, correct the situation.
dispatch(setUser(users.allRoomIds[0]));
}
dispatch({ type: 'ROOM_FINDER/SHOW' });
};
}
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