122 lines
2.9 KiB
TypeScript
122 lines
2.9 KiB
TypeScript
import nameToEmoji from "gemoji/name-to-emoji.json";
|
|
import Token from "markdown-it/lib/token";
|
|
import { InputRule } from "prosemirror-inputrules";
|
|
import { NodeSpec, Node as ProsemirrorNode, NodeType } from "prosemirror-model";
|
|
import { EditorState, TextSelection } from "prosemirror-state";
|
|
import { MarkdownSerializerState } from "../lib/markdown/serializer";
|
|
import emojiRule from "../rules/emoji";
|
|
import { Dispatch } from "../types";
|
|
import Node from "./Node";
|
|
|
|
export default class Emoji extends Node {
|
|
get name() {
|
|
return "emoji";
|
|
}
|
|
|
|
get schema(): NodeSpec {
|
|
return {
|
|
attrs: {
|
|
style: {
|
|
default: "",
|
|
},
|
|
"data-name": {
|
|
default: undefined,
|
|
},
|
|
},
|
|
inline: true,
|
|
content: "text*",
|
|
marks: "",
|
|
group: "inline",
|
|
selectable: false,
|
|
parseDOM: [
|
|
{
|
|
tag: "span.emoji",
|
|
preserveWhitespace: "full",
|
|
getAttrs: (dom: HTMLDivElement) => ({
|
|
"data-name": dom.dataset.name,
|
|
}),
|
|
},
|
|
],
|
|
toDOM: (node) => {
|
|
if (nameToEmoji[node.attrs["data-name"]]) {
|
|
const text = document.createTextNode(
|
|
nameToEmoji[node.attrs["data-name"]]
|
|
);
|
|
return [
|
|
"span",
|
|
{
|
|
class: `emoji ${node.attrs["data-name"]}`,
|
|
"data-name": node.attrs["data-name"],
|
|
},
|
|
text,
|
|
];
|
|
}
|
|
const text = document.createTextNode(`:${node.attrs["data-name"]}:`);
|
|
return ["span", { class: "emoji" }, text];
|
|
},
|
|
};
|
|
}
|
|
|
|
get rulePlugins() {
|
|
return [emojiRule];
|
|
}
|
|
|
|
commands({ type }: { type: NodeType }) {
|
|
return (attrs: Record<string, string>) => (
|
|
state: EditorState,
|
|
dispatch: Dispatch
|
|
) => {
|
|
const { selection } = state;
|
|
const position =
|
|
selection instanceof TextSelection
|
|
? selection.$cursor?.pos
|
|
: selection.$to.pos;
|
|
if (position === undefined) {
|
|
return false;
|
|
}
|
|
|
|
const node = type.create(attrs);
|
|
const transaction = state.tr.insert(position, node);
|
|
dispatch(transaction);
|
|
return true;
|
|
};
|
|
}
|
|
|
|
inputRules({ type }: { type: NodeType }): InputRule[] {
|
|
return [
|
|
new InputRule(/^:([a-zA-Z0-9_+-]+):$/, (state, match, start, end) => {
|
|
const [okay, markup] = match;
|
|
const { tr } = state;
|
|
if (okay) {
|
|
tr.replaceWith(
|
|
start - 1,
|
|
end,
|
|
type.create({
|
|
"data-name": markup,
|
|
markup,
|
|
})
|
|
);
|
|
}
|
|
|
|
return tr;
|
|
}),
|
|
];
|
|
}
|
|
|
|
toMarkdown(state: MarkdownSerializerState, node: ProsemirrorNode) {
|
|
const name = node.attrs["data-name"];
|
|
if (name) {
|
|
state.write(`:${name}:`);
|
|
}
|
|
}
|
|
|
|
parseMarkdown() {
|
|
return {
|
|
node: "emoji",
|
|
getAttrs: (tok: Token) => {
|
|
return { "data-name": tok.markup.trim() };
|
|
},
|
|
};
|
|
}
|
|
}
|