memos/web/src/components/MemoEditor.tsx
2022-10-14 22:59:30 +08:00

399 lines
13 KiB
TypeScript

import { IEmojiData } from "emoji-picker-react";
import React, { useCallback, useEffect, useMemo, useRef, useState } from "react";
import { useTranslation } from "react-i18next";
import { deleteMemoResource, upsertMemoResource } from "../helpers/api";
import { UNKNOWN_ID } from "../helpers/consts";
import { editorStateService, locationService, memoService, resourceService } from "../services";
import { useAppSelector } from "../store";
import * as storage from "../helpers/storage";
import Icon from "./Icon";
import toastHelper from "./Toast";
import Editor, { EditorRefActions } from "./Editor/Editor";
import EmojiPicker from "./Editor/EmojiPicker";
import "../less/memo-editor.less";
const getEditorContentCache = (): string => {
return storage.get(["editorContentCache"]).editorContentCache ?? "";
};
const setEditorContentCache = (content: string) => {
storage.set({
editorContentCache: content,
});
};
interface State {
fullscreen: boolean;
isUploadingResource: boolean;
shouldShowEmojiPicker: boolean;
resourceList: Resource[];
}
const MemoEditor: React.FC = () => {
const { t, i18n } = useTranslation();
const user = useAppSelector((state) => state.user.user);
const editorState = useAppSelector((state) => state.editor);
const tags = useAppSelector((state) => state.memo.tags);
const [state, setState] = useState<State>({
isUploadingResource: false,
fullscreen: false,
shouldShowEmojiPicker: false,
resourceList: [],
});
const [allowSave, setAllowSave] = useState<boolean>(false);
const prevGlobalStateRef = useRef(editorState);
const editorRef = useRef<EditorRefActions>(null);
const tagSeletorRef = useRef<HTMLDivElement>(null);
const editorFontStyle = user?.setting.editorFontStyle || "normal";
const mobileEditorStyle = user?.setting.mobileEditorStyle || "normal";
useEffect(() => {
if (editorState.markMemoId && editorState.markMemoId !== UNKNOWN_ID) {
const editorCurrentValue = editorRef.current?.getContent();
const memoLinkText = `${editorCurrentValue ? "\n" : ""}Mark: @[MEMO](${editorState.markMemoId})`;
editorRef.current?.insertText(memoLinkText);
editorStateService.clearMarkMemo();
}
}, [editorState.markMemoId]);
useEffect(() => {
if (
editorState.editMemoId &&
editorState.editMemoId !== UNKNOWN_ID &&
editorState.editMemoId !== prevGlobalStateRef.current.editMemoId
) {
const memo = memoService.getMemoById(editorState.editMemoId ?? UNKNOWN_ID);
if (memo) {
setState({
...state,
resourceList: memo.resourceList,
});
editorRef.current?.setContent(memo.content ?? "");
editorRef.current?.focus();
}
}
prevGlobalStateRef.current = editorState;
}, [state, editorState.editMemoId]);
const handleKeyDown = (event: React.KeyboardEvent) => {
if (event.key === "Escape") {
if (state.fullscreen) {
handleFullscreenBtnClick();
}
} else if (event.key === "Enter" && (event.ctrlKey || event.metaKey)) {
handleSaveBtnClick();
}
};
const handleDropEvent = async (event: React.DragEvent) => {
if (event.dataTransfer && event.dataTransfer.files.length > 0) {
event.preventDefault();
const resourceList: Resource[] = [];
for (const file of event.dataTransfer.files) {
const resource = await handleUploadResource(file);
if (resource) {
resourceList.push(resource);
if (editorState.editMemoId) {
await upsertMemoResource(editorState.editMemoId, resource.id);
}
}
}
setState({
...state,
resourceList: [...state.resourceList, ...resourceList],
});
}
};
const handlePasteEvent = async (event: React.ClipboardEvent) => {
if (event.clipboardData && event.clipboardData.files.length > 0) {
event.preventDefault();
const file = event.clipboardData.files[0];
const resource = await handleUploadResource(file);
if (resource) {
setState({
...state,
resourceList: [...state.resourceList, resource],
});
}
}
};
const handleUploadResource = async (file: File) => {
setState({
...state,
isUploadingResource: true,
});
let resource = undefined;
try {
resource = await resourceService.upload(file);
} catch (error: any) {
console.error(error);
toastHelper.error(error.response.data.message);
}
setState({
...state,
isUploadingResource: false,
});
return resource;
};
const handleSaveBtnClick = async () => {
const content = editorRef.current?.getContent();
if (!content) {
toastHelper.error(t("editor.cant-empty"));
return;
}
try {
const { editMemoId } = editorStateService.getState();
if (editMemoId && editMemoId !== UNKNOWN_ID) {
const prevMemo = memoService.getMemoById(editMemoId ?? UNKNOWN_ID);
if (prevMemo) {
await memoService.patchMemo({
id: prevMemo.id,
content,
});
}
editorStateService.clearEditMemo();
} else {
await memoService.createMemo({
content,
resourceIdList: state.resourceList.map((resource) => resource.id),
});
locationService.clearQuery();
}
} catch (error: any) {
console.error(error);
toastHelper.error(error.response.data.message);
}
setState({
...state,
fullscreen: false,
resourceList: [],
});
setEditorContentCache("");
editorRef.current?.setContent("");
};
const handleCancelEditing = () => {
setState({
...state,
resourceList: [],
});
editorStateService.clearEditMemo();
editorRef.current?.setContent("");
setEditorContentCache("");
};
const handleContentChange = (content: string) => {
setAllowSave(content !== "");
setEditorContentCache(content);
};
const handleEmojiPickerBtnClick = () => {
handleChangeShouldShowEmojiPicker(!state.shouldShowEmojiPicker);
};
const handleCheckBoxBtnClick = () => {
if (!editorRef.current) {
return;
}
const cursorPosition = editorRef.current.getCursorPosition();
const prevValue = editorRef.current.getContent().slice(0, cursorPosition);
if (prevValue === "" || prevValue.endsWith("\n")) {
editorRef.current?.insertText("- [ ] ");
} else {
editorRef.current?.insertText("\n- [ ] ");
}
};
const handleCodeBlockBtnClick = () => {
if (!editorRef.current) {
return;
}
const cursorPosition = editorRef.current.getCursorPosition();
const prevValue = editorRef.current.getContent().slice(0, cursorPosition);
if (prevValue === "" || prevValue.endsWith("\n")) {
editorRef.current?.insertText("```\n\n```");
} else {
editorRef.current?.insertText("\n```\n\n```");
}
};
const handleUploadFileBtnClick = () => {
const inputEl = document.createElement("input");
inputEl.style.position = "fixed";
inputEl.style.top = "-100vh";
inputEl.style.left = "-100vw";
document.body.appendChild(inputEl);
inputEl.type = "file";
inputEl.multiple = true;
inputEl.accept = "*";
inputEl.onchange = async () => {
if (!inputEl.files || inputEl.files.length === 0) {
return;
}
const resourceList: Resource[] = [];
for (const file of inputEl.files) {
const resource = await handleUploadResource(file);
if (resource) {
resourceList.push(resource);
if (editorState.editMemoId) {
await upsertMemoResource(editorState.editMemoId, resource.id);
}
}
}
setState({
...state,
resourceList: [...state.resourceList, ...resourceList],
});
document.body.removeChild(inputEl);
};
inputEl.click();
};
const handleFullscreenBtnClick = () => {
setState({
...state,
fullscreen: !state.fullscreen,
});
};
const handleTagSeletorClick = useCallback((event: React.MouseEvent) => {
if (tagSeletorRef.current !== event.target && tagSeletorRef.current?.contains(event.target as Node)) {
editorRef.current?.insertText(`#${(event.target as HTMLElement).textContent} ` ?? "");
editorRef.current?.focus();
}
}, []);
const handleChangeShouldShowEmojiPicker = (status: boolean) => {
setState({
...state,
shouldShowEmojiPicker: status,
});
};
const handleEmojiClick = (_: any, emojiObject: IEmojiData) => {
if (!editorRef.current) {
return;
}
editorRef.current.insertText(`${emojiObject.emoji}`);
handleChangeShouldShowEmojiPicker(false);
};
const handleDeleteResource = async (resourceId: ResourceId) => {
setState({
...state,
resourceList: state.resourceList.filter((resource) => resource.id !== resourceId),
});
if (editorState.editMemoId) {
await deleteMemoResource(editorState.editMemoId, resourceId);
}
};
const isEditing = Boolean(editorState.editMemoId && editorState.editMemoId !== UNKNOWN_ID);
const editorConfig = useMemo(
() => ({
className: `memo-editor ${editorFontStyle}`,
initialContent: getEditorContentCache(),
placeholder: t("editor.placeholder"),
fullscreen: state.fullscreen,
onContentChange: handleContentChange,
}),
[state.fullscreen, i18n.language, editorFontStyle]
);
return (
<div
className={`memo-editor-container ${mobileEditorStyle} ${isEditing ? "edit-ing" : ""} ${state.fullscreen ? "fullscreen" : ""}`}
onKeyDown={handleKeyDown}
onDrop={handleDropEvent}
>
<div className={`tip-container ${isEditing ? "" : "!hidden"}`}>
<span className="tip-text">{t("editor.editing")}</span>
<button className="cancel-btn" onClick={handleCancelEditing}>
{t("common.cancel")}
</button>
</div>
<Editor ref={editorRef} {...editorConfig} onPaste={handlePasteEvent} />
<div className="common-tools-wrapper">
<div className="common-tools-container">
<div className="action-btn tag-action">
<Icon.Hash className="icon-img" />
<div ref={tagSeletorRef} className="tag-list" onClick={handleTagSeletorClick}>
{tags.length > 0 ? (
tags.map((tag) => {
return (
<span className="item-container" key={tag}>
{tag}
</span>
);
})
) : (
<p className="tip-text" onClick={(e) => e.stopPropagation()}>
{t("common.null")}
</p>
)}
</div>
</div>
<button className="action-btn">
<Icon.Smile className="icon-img" onClick={handleEmojiPickerBtnClick} />
</button>
<button className="action-btn">
<Icon.CheckSquare className="icon-img" onClick={handleCheckBoxBtnClick} />
</button>
<button className="action-btn">
<Icon.Code className="icon-img" onClick={handleCodeBlockBtnClick} />
</button>
<button className="action-btn">
<Icon.FileText className="icon-img" onClick={handleUploadFileBtnClick} />
<span className={`tip-text ${state.isUploadingResource ? "!block" : ""}`}>Uploading</span>
</button>
<button className="action-btn" onClick={handleFullscreenBtnClick}>
{state.fullscreen ? <Icon.Minimize className="icon-img" /> : <Icon.Maximize className="icon-img" />}
</button>
<EmojiPicker
shouldShow={state.shouldShowEmojiPicker}
onEmojiClick={handleEmojiClick}
onShouldShowEmojiPickerChange={handleChangeShouldShowEmojiPicker}
/>
</div>
<div className="btns-container">
<button className="action-btn confirm-btn" disabled={!allowSave} onClick={handleSaveBtnClick}>
{t("editor.save")}
<img className="icon-img" src="/logo.webp" />
</button>
</div>
</div>
{state.resourceList.length > 0 && (
<div className="resource-list-wrapper">
{state.resourceList.map((resource) => {
return (
<div key={resource.id} className="resource-container">
{resource.type.includes("image") ? <Icon.Image className="icon-img" /> : <Icon.FileText className="icon-img" />}
<span className="name-text">{resource.filename}</span>
<Icon.X className="close-icon" onClick={() => handleDeleteResource(resource.id)} />
</div>
);
})}
</div>
)}
</div>
);
};
export default MemoEditor;