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import { useState, useEffect, ChangeEventHandler } from "react";
import { useTranslation } from "react-i18next";
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 { pushAlert } from "~src/components/alert";
import LoadingButton from "~src/components/button/LoadingButton";
import PopupMenu from "~src/components/menu/PopupMenu";
import TimelinePostCard from "../TimelinePostCard";
import TimelinePostContainer from "../TimelinePostContainer";
import IconButton from "~src/components/button/IconButton";
import PlainTextPostEdit from './PlainTextPostEdit'
import MarkdownPostEdit 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 { t } = useTranslation();
const [process, setProcess] = useState<boolean>(false);
const [kind, setKind] = useState<Exclude<PostKind, "markdown">>("text");
const [showMarkdown, setShowMarkdown] = useState<boolean>(false);
const [text, setText] = useState<string>("");
const [image, setImage] = useState<File | null>(null);
const draftTextLocalStorageKey = `timeline.${timeline.owner.username}.${timeline.nameV2}.postDraft.text`;
useEffect(() => {
setText(window.localStorage.getItem(draftTextLocalStorageKey) ?? "");
}, [draftTextLocalStorageKey]);
const canSend =
(kind === "text" && text.length !== 0) ||
(kind === "image" && image != null);
const onPostError = (): void => {
pushAlert({
color: "danger",
message: "timeline.sendPostFailed",
});
};
const onSend = async (): Promise<void> => {
setProcess(true);
let requestData: HttpTimelinePostPostRequestData;
switch (kind) {
case "text":
requestData = {
contentType: "text/plain",
data: await base64(text),
};
break;
case "image":
if (image == null) {
throw new UiLogicError(
"Content type is image but image blob is null.",
);
}
requestData = {
contentType: image.type,
data: await base64(image),
};
break;
default:
throw new UiLogicError("Unknown content type.");
}
getHttpTimelineClient()
.postPost(timeline.owner.username, timeline.nameV2, {
dataList: [requestData],
})
.then(
(data) => {
if (kind === "text") {
setText("");
window.localStorage.removeItem(draftTextLocalStorageKey);
}
setProcess(false);
setKind("text");
onPosted(data);
},
() => {
setProcess(false);
onPostError();
},
);
};
return (
<TimelinePostContainer
className={classNames(className, "timeline-post-create-container")}
>
<TimelinePostCard className="timeline-post-create-card">
{showMarkdown ? (
<MarkdownPostEdit
className="cru-fill-parent"
onClose={() => setShowMarkdown(false)}
owner={timeline.owner.username}
timeline={timeline.nameV2}
onPosted={onPosted}
onPostError={onPostError}
/>
) : (
<div className="timeline-post-create">
<div className="timeline-post-create-edit-area">
{(() => {
if (kind === "text") {
return (
<PlainTextPostEdit
className="timeline-post-create-edit-text"
text={text}
disabled={process}
onChange={(text) => {
setText(text);
window.localStorage.setItem(
draftTextLocalStorageKey,
text,
);
}}
/>
);
} else if (kind === "image") {
return (
<TimelinePostEditImage
onSelect={setImage}
disabled={process}
/>
);
}
})()}
</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: () => {
if (kind === "markdown") {
setShowMarkdown(true);
} else {
setKind(kind);
}
},
}))}
>
<IconButton color="primary" icon={postKindIconMap[kind]} />
</PopupMenu>
<LoadingButton
onClick={() => void onSend()}
color="primary"
disabled={!canSend}
loading={process}
>
{t("timeline.send")}
</LoadingButton>
</div>
</div>
)}
</TimelinePostCard>
</TimelinePostContainer>
);
}
export default TimelinePostEdit;
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