2022-10-13 11:58:31 +02:00

119 lines
4.1 KiB
TypeScript

import React, { useEffect, memo } from "react";
import DefaultTemplate from "./Template";
import type { TemplateProps } from "./Template";
import type { KcProps } from "./KcProps";
import type { KcContextBase } from "../getKcContext/KcContextBase";
import { useCssAndCx } from "../tools/useCssAndCx";
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";
import { Markdown } from "../tools/Markdown";
import type { Extends } from "tsafe";
export const evtTermMarkdown = Evt.create<string | undefined>(undefined);
export type KcContextLike = {
pageId: KcContextBase["pageId"];
locale?: {
currentLanguageTag: string;
};
};
assert<Extends<KcContextBase, KcContextLike>>();
/** 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)
);
}, []);
}
export type TermsProps = KcProps & {
kcContext: KcContextBase.Terms;
i18n: I18n;
doFetchDefaultThemeResources?: boolean;
Template?: (props: TemplateProps) => JSX.Element | null;
};
const Terms = memo((props: TermsProps) => {
const { kcContext, i18n, doFetchDefaultThemeResources = true, Template = DefaultTemplate, ...kcProps } = props;
const { msg, msgStr } = i18n;
useRerenderOnStateChange(evtTermMarkdown);
const { cx } = useCssAndCx();
const { url } = kcContext;
if (evtTermMarkdown.state === undefined) {
return null;
}
return (
<Template
{...{ kcContext, i18n, doFetchDefaultThemeResources, ...kcProps }}
displayMessage={false}
headerNode={msg("termsTitle")}
formNode={
<>
<div id="kc-terms-text">{evtTermMarkdown.state && <Markdown>{evtTermMarkdown.state}</Markdown>}</div>
<form className="form-actions" action={url.loginAction} method="POST">
<input
className={cx(
kcProps.kcButtonClass,
kcProps.kcButtonClass,
kcProps.kcButtonClass,
kcProps.kcButtonPrimaryClass,
kcProps.kcButtonLargeClass
)}
name="accept"
id="kc-accept"
type="submit"
value={msgStr("doAccept")}
/>
<input
className={cx(kcProps.kcButtonClass, kcProps.kcButtonDefaultClass, kcProps.kcButtonLargeClass)}
name="cancel"
id="kc-decline"
type="submit"
value={msgStr("doDecline")}
/>
</form>
<div className="clearfix" />
</>
}
/>
);
});
export default Terms;