2022-08-20 11:44:48 +07:00

108 lines
3.6 KiB
TypeScript

import React, { useEffect, memo } from "react";
import Template from "./Template";
import type { KcProps } from "./KcProps";
import type { KcContextBase } from "../getKcContext/KcContextBase";
import { useCssAndCx } from "tss-react";
import { Evt } from "evt";
import { useRerenderOnStateChange } from "evt/hooks";
import { assert } from "tsafe/assert";
import { fallbackLanguageTag } from "../i18n";
import type { I18n } from "../i18n";
import memoize from "memoizee";
import { useConst } from "powerhooks/useConst";
import { useConstCallback } from "powerhooks/useConstCallback";
export const evtTermMarkdown = Evt.create<string | undefined>(undefined);
export type KcContextLike = {
pageId: KcContextBase["pageId"];
locale?: {
currentLanguageTag: string;
};
};
assert<KcContextBase extends KcContextLike ? true : false>();
/** Allow to avoid bundling the terms and download it on demand*/
export function useDownloadTerms(params: {
kcContext: KcContextLike;
downloadTermMarkdown: (params: { currentLanguageTag: string }) => Promise<string>;
}) {
const { kcContext } = params;
const { downloadTermMarkdownMemoized } = (function useClosure() {
const { downloadTermMarkdown } = params;
const downloadTermMarkdownConst = useConstCallback(downloadTermMarkdown);
const downloadTermMarkdownMemoized = useConst(() =>
memoize((currentLanguageTag: string) => downloadTermMarkdownConst({ currentLanguageTag }), { "promise": true })
);
return { downloadTermMarkdownMemoized };
})();
useEffect(() => {
if (kcContext.pageId !== "terms.ftl") {
return;
}
downloadTermMarkdownMemoized(kcContext.locale?.currentLanguageTag ?? fallbackLanguageTag).then(
thermMarkdown => (evtTermMarkdown.state = thermMarkdown)
);
}, []);
}
const Terms = memo(({ kcContext, i18n, ...props }: { kcContext: KcContextBase.Terms; i18n: I18n } & KcProps) => {
const { msg, msgStr } = i18n;
useRerenderOnStateChange(evtTermMarkdown);
const { cx } = useCssAndCx();
const { url } = kcContext;
if (evtTermMarkdown.state === undefined) {
return null;
}
return (
<Template
{...{ kcContext, i18n, ...props }}
doFetchDefaultThemeResources={true}
displayMessage={false}
headerNode={msg("termsTitle")}
formNode={
<>
<div id="kc-terms-text">{evtTermMarkdown.state}</div>
<form className="form-actions" action={url.loginAction} method="POST">
<input
className={cx(
props.kcButtonClass,
props.kcButtonClass,
props.kcButtonClass,
props.kcButtonPrimaryClass,
props.kcButtonLargeClass
)}
name="accept"
id="kc-accept"
type="submit"
value={msgStr("doAccept")}
/>
<input
className={cx(props.kcButtonClass, props.kcButtonDefaultClass, props.kcButtonLargeClass)}
name="cancel"
id="kc-decline"
type="submit"
value={msgStr("doDecline")}
/>
</form>
<div className="clearfix" />
</>
}
/>
);
});
export default Terms;