import { type Diagnostic, linter } from "@codemirror/lint";
import type { Client } from "../client.ts";
import { parse } from "../markdown_parser/parse_tree.ts";
import { extendedMarkdownLanguage } from "../markdown_parser/parser.ts";
import type { LintEvent } from "@silverbulletmd/silverbullet/type/client";

export function plugLinter(client: Client) {
  return linter(async (view): Promise<Diagnostic[]> => {
    const text = view.state.sliceDoc();
    const tree = parse(extendedMarkdownLanguage, text);
    const results = (
      await client.dispatchAppEvent("editor:lint", {
        name: client.currentName(),
        pageMeta: client.currentPageMeta(),
        tree,
        text,
      } as LintEvent)
    ).flat();
    return results;
  });
}