gotosocial/web/source/settings/lib/form/check-list.tsx
tobi 637f188ebe
[feature] Allow import/export/creation of domain allows via admin panel (#2264)
* it's happening!

* aaa

* fix silly whoopsie

* it's working pa! it's working ma!

* model report parameters

* shuffle some more stuff around

* getting there

* oo hoo

* finish tidying up for now

* aaa

* fix use form submit errors

* peepee poo poo

* aaaaa

* ffff

* they see me typin', they hatin'

* boop

* aaa

* oooo

* typing typing tappa tappa

* almost done typing

* weee

* alright

* push it push it real good doo doo doo doo doo doo

* thingy no worky

* almost done

* mutation modifers not quite right

* hmm

* it works

* view blocks + allows nicely

* it works!

* typia install

* the old linterino

* linter plz
2023-10-17 12:46:06 +02:00

220 lines
5.2 KiB
TypeScript

/*
GoToSocial
Copyright (C) GoToSocial Authors admin@gotosocial.org
SPDX-License-Identifier: AGPL-3.0-or-later
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import {
useReducer,
useRef,
useEffect,
useCallback,
useMemo,
} from "react";
import { PayloadAction, createSlice } from "@reduxjs/toolkit";
import type {
Checkable,
ChecklistInputHook,
CreateHookNames,
HookOpts,
} from "./types";
// https://immerjs.github.io/immer/installation#pick-your-immer-version
import { enableMapSet } from "immer";
enableMapSet();
interface ChecklistState {
entries: { [k: string]: Checkable },
selectedEntries: Set<string>,
}
const initialState: ChecklistState = {
entries: {},
selectedEntries: new Set(),
};
const { reducer, actions } = createSlice({
name: "checklist",
initialState, // not handled by slice itself
reducers: {
updateAll: (state, { payload: checked }: PayloadAction<boolean>) => {
const selectedEntries = new Set<string>();
const entries = Object.fromEntries(
Object.values(state.entries).map((entry) => {
if (checked) {
// Cheekily add this to selected
// entries while we're here.
selectedEntries.add(entry.key);
}
return [entry.key, { ...entry, checked } ];
})
);
return { entries, selectedEntries };
},
update: (state, { payload: { key, value } }: PayloadAction<{key: string, value: Checkable}>) => {
if (value.checked !== undefined) {
if (value.checked === true) {
state.selectedEntries.add(key);
} else {
state.selectedEntries.delete(key);
}
}
state.entries[key] = {
...state.entries[key],
...value
};
},
updateMultiple: (state, { payload }: PayloadAction<Array<[key: string, value: Checkable]>>) => {
payload.forEach(([key, value]) => {
if (value.checked !== undefined) {
if (value.checked === true) {
state.selectedEntries.add(key);
} else {
state.selectedEntries.delete(key);
}
}
state.entries[key] = {
...state.entries[key],
...value
};
});
}
}
});
function initialHookState({
entries,
uniqueKey,
initialValue,
}: {
entries: Checkable[],
uniqueKey: string,
initialValue: boolean,
}): ChecklistState {
const selectedEntries = new Set<string>();
const mappedEntries = Object.fromEntries(
entries.map((entry) => {
const key = entry[uniqueKey];
const checked = entry.checked ?? initialValue;
if (checked) {
selectedEntries.add(key);
} else {
selectedEntries.delete(key);
}
return [ key, { ...entry, key, checked } ];
})
);
return {
entries: mappedEntries,
selectedEntries
};
}
const _default: { [k: string]: Checkable } = {};
export default function useCheckListInput(
/* eslint-disable no-unused-vars */
{ name, Name }: CreateHookNames,
{
entries = [],
uniqueKey = "key",
initialValue = false,
}: HookOpts<boolean>
): ChecklistInputHook {
const [state, dispatch] = useReducer(
reducer,
initialState,
(_) => initialHookState({ entries, uniqueKey, initialValue }) // initial state
);
const toggleAllRef = useRef<any>(null);
useEffect(() => {
if (toggleAllRef.current != null) {
let some = state.selectedEntries.size > 0;
let all = false;
if (some) {
all = state.selectedEntries.size == Object.values(state.entries).length;
}
toggleAllRef.current.checked = all;
toggleAllRef.current.indeterminate = some && !all;
}
// only needs to update when state.selectedEntries changes, not state.entries
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [state.selectedEntries]);
const reset = useCallback(
() => dispatch(actions.updateAll(initialValue)),
[initialValue]
);
const onChange = useCallback(
(key, value) => dispatch(actions.update({ key, value })),
[]
);
const updateMultiple = useCallback(
(entries) => dispatch(actions.updateMultiple(entries)),
[]
);
return useMemo(() => {
function toggleAll(e) {
let checked = e.target.checked;
if (e.target.indeterminate) {
checked = false;
}
dispatch(actions.updateAll(checked));
}
function selectedValues() {
return Array.from((state.selectedEntries)).map((key) => ({
...state.entries[key] // returned as new object, because reducer state is immutable
}));
}
return Object.assign([
state,
reset,
{ name }
], {
_default,
hasChanged: () => true,
name,
Name: "",
value: state.entries,
onChange,
selectedValues,
reset,
someSelected: state.selectedEntries.size > 0,
updateMultiple,
toggleAll: {
ref: toggleAllRef,
onChange: toggleAll
}
});
}, [state, reset, name, onChange, updateMultiple]);
}