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import React from "react";
import { Nav, Form } from "react-bootstrap";
import { useTranslation } from "react-i18next";
import { getHttpTimelineClient, HttpTimelinePostInfo } from "@/http/timeline";
import TimelinePostBuilder from "@/services/TimelinePostBuilder";
export interface MarkdownPostEditProps {
timeline: string;
onPosted: (post: HttpTimelinePostInfo) => void;
}
const MarkdownPostEdit: React.FC<MarkdownPostEditProps> = ({
timeline: timelineName,
onPosted,
}) => {
const { t } = useTranslation();
const [tab, setTab] = React.useState<"text" | "images" | "preview">("text");
const [process, setProcess] = React.useState<boolean>(false);
const [text, _setText] = React.useState<string>("");
const [images, _setImages] = React.useState<{ file: File; url: string }[]>(
[]
);
const [previewHtml, _setPreviewHtml] = React.useState<string>("");
const _builder = React.useRef<TimelinePostBuilder | null>(null);
const getBuilder = (): TimelinePostBuilder => {
if (_builder.current == null) {
const builder = new TimelinePostBuilder(() => {
_setText(builder.text);
_setImages(builder.images);
_setPreviewHtml(builder.renderHtml());
});
_builder.current = builder;
}
return _builder.current;
};
React.useEffect(() => {
return () => {
getBuilder().dispose();
};
}, []);
const send = async (): Promise<void> => {
const dataList = await getBuilder().build();
const post = await getHttpTimelineClient().postPost(timelineName, {
dataList,
});
onPosted(post);
};
return (
<div>
<Nav variant="tabs" className="my-2">
<Nav.Item>
<Nav.Link
active={tab === "text"}
onClick={() => {
setTab("text");
}}
>
{t("edit")}
</Nav.Link>
</Nav.Item>
<Nav.Item>
<Nav.Link
active={tab === "images"}
onClick={() => {
setTab("images");
}}
>
{t("image")}
</Nav.Link>
</Nav.Item>
<Nav.Item>
<Nav.Link
active={tab === "preview"}
onClick={() => {
setTab("preview");
}}
>
{t("preview")}
</Nav.Link>
</Nav.Item>
</Nav>
<div>
{(() => {
if (tab === "text") {
return (
<Form.Control
as="textarea"
value={text}
disabled={process}
onChange={(event) => {
getBuilder().setMarkdownText(event.currentTarget.value);
}}
/>
);
} else if (tab === "images") {
return <div></div>;
} else {
return <div dangerouslySetInnerHTML={{ __html: previewHtml }} />;
}
})()}
</div>
</div>
);
};
export default MarkdownPostEdit;
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