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/*
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/>.
*/
"use strict";
const React = require("react");
const getFormMutations = require("./get-form-mutations");
function parseFields(entries, length) {
const fields = [];
for (let i = 0; i < length; i++) {
if (entries[i] != undefined) {
fields[i] = Object.assign({}, entries[i]);
} else {
fields[i] = {};
}
}
return fields;
}
module.exports = function useArrayInput({ name, _Name }, { initialValue, length = 0 }) {
const fields = React.useRef({});
const value = React.useMemo(() => parseFields(initialValue, length), [initialValue, length]);
return {
name,
value,
ctx: fields.current,
maxLength: length,
selectedValues() {
// if any form field changed, we need to re-send everything
const hasUpdate = Object.values(fields.current).some((fieldSet) => {
const { updatedFields } = getFormMutations(fieldSet, { changedOnly: true });
return updatedFields.length > 0;
});
if (hasUpdate) {
return Object.values(fields.current).map((fieldSet) => {
return getFormMutations(fieldSet, { changedOnly: false }).mutationData;
});
} else {
return [];
}
}
};
};
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