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41 lines
1.4 KiB
TypeScript
41 lines
1.4 KiB
TypeScript
import { last } from "lodash-es";
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import { useEffect } from "react";
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import { NodeType, OrderedListNode, TaskListNode, UnorderedListNode } from "@/types/node";
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import { EditorRefActions } from "../Editor";
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const useAutoComplete = (actions: EditorRefActions) => {
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useEffect(() => {
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const editor = actions.getEditor();
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if (!editor) return;
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editor.addEventListener("keydown", (event) => {
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if (event.key === "Enter") {
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const cursorPosition = actions.getCursorPosition();
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const prevContent = actions.getContent().substring(0, cursorPosition);
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const lastNode = last(window.parse(prevContent));
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if (!lastNode) {
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return;
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}
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let insertText = "";
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if (lastNode.type === NodeType.TASK_LIST) {
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const { complete } = lastNode.value as TaskListNode;
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insertText = complete ? "- [x] " : "- [ ] ";
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} else if (lastNode.type === NodeType.UNORDERED_LIST) {
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const { symbol } = lastNode.value as UnorderedListNode;
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insertText = `${symbol} `;
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} else if (lastNode.type === NodeType.ORDERED_LIST) {
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const { number } = lastNode.value as OrderedListNode;
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insertText = `${Number(number) + 1}. `;
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}
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if (insertText) {
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actions.insertText(`\n${insertText}`);
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event.preventDefault();
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}
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}
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});
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}, []);
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};
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export default useAutoComplete;
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