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