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import { useState } from "react";
import classNames from "classnames";
import { UiLogicError } from "~src/common";
import {
getHttpTimelineClient,
HttpTimelineInfo,
HttpTimelinePostInfo,
HttpTimelinePostPostRequestData,
} from "~src/http/timeline";
import base64 from "~src/utilities/base64";
import { useC } from "~/src/components/common";
import { pushAlert } from "~src/components/alert";
import { IconButton, LoadingButton } from "~src/components/button";
import PopupMenu from "~src/components/menu/PopupMenu";
import { useWindowLeave } from "~src/components/hooks";
import TimelinePostCard from "../TimelinePostCard";
import TimelinePostContainer from "../TimelinePostContainer";
import PlainTextPostEdit from "./PlainTextPostEdit";
import ImagePostEdit from "./ImagePostEdit";
import { MarkdownPostEdit, useMarkdownEdit } from "./MarkdownPostEdit";
import "./TimelinePostCreateView.css";
type PostKind = "text" | "markdown" | "image";
const postKindIconMap: Record<PostKind, string> = {
text: "fonts",
markdown: "markdown",
image: "image",
};
export interface TimelinePostEditProps {
className?: string;
timeline: HttpTimelineInfo;
onPosted: (newPost: HttpTimelinePostInfo) => void;
}
function TimelinePostEdit(props: TimelinePostEditProps) {
const { timeline, className, onPosted } = props;
const c = useC();
const [process, setProcess] = useState<boolean>(false);
const [kind, setKind] = useState<PostKind>("text");
const draftTextLocalStorageKey = `timeline.${timeline.owner.username}.${timeline.nameV2}.postDraft.text`;
const [text, setText] = useState<string>(
() => window.localStorage.getItem(draftTextLocalStorageKey) ?? "",
);
const [image, setImage] = useState<File | null>(null);
const {
hasContent: mdHasContent,
build: mdBuild,
clear: mdClear,
markdownEditProps,
} = useMarkdownEdit(process);
useWindowLeave(!mdHasContent && !image);
const canSend =
(kind === "text" && text.length !== 0) ||
(kind === "image" && image != null) ||
(kind === "markdown" && mdHasContent);
const onPostError = (): void => {
pushAlert({
color: "danger",
message: "timeline.sendPostFailed",
});
};
const onSend = async (): Promise<void> => {
setProcess(true);
let requestDataList: HttpTimelinePostPostRequestData[];
switch (kind) {
case "text":
requestDataList = [
{
contentType: "text/plain",
data: await base64(text),
},
];
break;
case "image":
if (image == null) {
throw new UiLogicError();
}
requestDataList = [
{
contentType: image.type,
data: await base64(image),
},
];
break;
case "markdown":
if (!mdHasContent) {
throw new UiLogicError();
}
requestDataList = await mdBuild();
default:
throw new UiLogicError("Unknown content type.");
}
try {
const res = await getHttpTimelineClient().postPost(
timeline.owner.username,
timeline.nameV2,
{
dataList: requestDataList,
},
);
if (kind === "text") {
setText("");
window.localStorage.removeItem(draftTextLocalStorageKey);
} else if (kind === "image") {
setImage(null);
} else if (kind === "markdown") {
mdClear();
}
onPosted(res);
} catch (e) {
onPostError();
} finally {
setProcess(false);
}
};
return (
<TimelinePostContainer
className={classNames(className, "timeline-post-create-container")}
>
<TimelinePostCard className="timeline-post-create-card">
<div className="timeline-post-create">
<div className="timeline-post-create-edit-area">
{kind === "text" && (
<PlainTextPostEdit
text={text}
disabled={process}
onChange={(text) => {
setText(text);
window.localStorage.setItem(draftTextLocalStorageKey, text);
}}
/>
)}
{kind === "image" && (
<ImagePostEdit
file={image}
onChange={setImage}
disabled={process}
/>
)}
{kind === "markdown" && <MarkdownPostEdit {...markdownEditProps} />}
</div>
<div className="timeline-post-create-right-area">
<PopupMenu
containerClassName="timeline-post-create-kind-select"
items={(["text", "image", "markdown"] as const).map((kind) => ({
type: "button",
text: `timeline.post.type.${kind}`,
iconClassName: postKindIconMap[kind],
onClick: () => {
setKind(kind);
},
}))}
>
<IconButton color="primary" icon={postKindIconMap[kind]} />
</PopupMenu>
<LoadingButton
onClick={() => void onSend()}
color="primary"
disabled={!canSend}
loading={process}
>
{c("timeline.send")}
</LoadingButton>
</div>
</div>
</TimelinePostCard>
</TimelinePostContainer>
);
}
export default TimelinePostEdit;
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