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import {
FOLLOWERS_FETCH_SUCCESS,
FOLLOWERS_EXPAND_SUCCESS,
FOLLOWING_FETCH_SUCCESS,
FOLLOWING_EXPAND_SUCCESS
} from '../actions/accounts';
import { SUGGESTIONS_FETCH_SUCCESS } from '../actions/suggestions';
import {
REBLOGS_FETCH_SUCCESS,
FAVOURITES_FETCH_SUCCESS
} from '../actions/interactions';
import Immutable from 'immutable';
const initialState = Immutable.Map({
followers: Immutable.Map(),
following: Immutable.Map(),
suggestions: Immutable.List(),
reblogged_by: Immutable.Map(),
favourited_by: Immutable.Map()
});
const normalizeList = (state, type, id, accounts, next) => {
return state.setIn([type, id], Immutable.Map({
next,
items: Immutable.List(accounts.map(item => item.id))
}));
};
const appendToList = (state, type, id, accounts, next) => {
return state.updateIn([type, id], map => {
return map.set('next', next).update('items', list => list.push(...accounts.map(item => item.id)));
});
};
export default function userLists(state = initialState, action) {
switch(action.type) {
case FOLLOWERS_FETCH_SUCCESS:
return normalizeList(state, 'followers', action.id, action.accounts, action.next);
case FOLLOWERS_EXPAND_SUCCESS:
return appendToList(state, 'followers', action.id, action.accounts, action.next);
case FOLLOWING_FETCH_SUCCESS:
return normalizeList(state, 'following', action.id, action.accounts, action.next);
case FOLLOWING_EXPAND_SUCCESS:
return appendToList(state, 'following', action.id, action.accounts, action.next);
case SUGGESTIONS_FETCH_SUCCESS:
return state.set('suggestions', Immutable.List(action.accounts.map(item => item.id)));
case REBLOGS_FETCH_SUCCESS:
return state.setIn(['reblogged_by', action.id], Immutable.List(action.accounts.map(item => item.id)));
case FAVOURITES_FETCH_SUCCESS:
return state.setIn(['favourited_by', action.id], Immutable.List(action.accounts.map(item => item.id)));
default:
return state;
}
};
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