78 lines
2.1 KiB
TypeScript
78 lines
2.1 KiB
TypeScript
import type { Reducer } from '@reduxjs/toolkit';
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import { Map as ImmutableMap } from 'immutable';
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import {
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followAccountSuccess,
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unfollowAccountSuccess,
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importAccounts,
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revealAccount,
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} from 'flavours/glitch/actions/accounts_typed';
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import type { ApiAccountJSON } from 'flavours/glitch/api_types/accounts';
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import { me } from 'flavours/glitch/initial_state';
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import type { Account } from 'flavours/glitch/models/account';
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import { createAccountFromServerJSON } from 'flavours/glitch/models/account';
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const initialState = ImmutableMap<string, Account>();
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const normalizeAccount = (
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state: typeof initialState,
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account: ApiAccountJSON,
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) => {
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return state.set(
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account.id,
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createAccountFromServerJSON(account).set(
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'hidden',
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state.get(account.id)?.hidden === false
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? false
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: account.limited || false,
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),
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);
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};
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const normalizeAccounts = (
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state: typeof initialState,
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accounts: ApiAccountJSON[],
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) => {
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accounts.forEach((account) => {
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state = normalizeAccount(state, account);
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});
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return state;
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};
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function getCurrentUser() {
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if (!me)
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throw new Error(
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'No current user (me) defined when calling `accountsReducer`',
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);
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return me;
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}
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export const accountsReducer: Reducer<typeof initialState> = (
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state = initialState,
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action,
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) => {
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if (revealAccount.match(action))
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return state.setIn([action.payload.id, 'hidden'], false);
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else if (importAccounts.match(action))
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return normalizeAccounts(state, action.payload.accounts);
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else if (followAccountSuccess.match(action)) {
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return state
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.update(action.payload.relationship.id, (account) =>
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account?.update('followers_count', (n) => n + 1),
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)
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.update(getCurrentUser(), (account) =>
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account?.update('following_count', (n) => n + 1),
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);
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} else if (unfollowAccountSuccess.match(action))
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return state
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.update(action.payload.relationship.id, (account) =>
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account?.update('followers_count', (n) => Math.max(0, n - 1)),
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)
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.update(getCurrentUser(), (account) =>
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account?.update('following_count', (n) => Math.max(0, n - 1)),
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);
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else return state;
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};
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