denops_std

import { Denops } from "./mod.ts";
import * as fn from "./function/mod.ts";
import * as vars from "./variable/mod.ts";
import * as helper from "./helper/mod.ts";

import { assertString } from "https://deno.land/x/unknownutil/mod.ts";

export async function main(denops: Denops): Promise<void> {
  denops.dispatcher = {
    async say(where: unknown): Promise<void> {
      // Ensure that `where` is `string` here
      assertString(where);
      const name = await fn.input(denops, "Your name: ");
      const progname = await vars.v.get(denops, "progname");
      const messages = [
        `Hello ${where}.`,
        `Your name is ${name}.`,
        `This is ${progname}.`,
      ];
      await helper.echo(denops, messages.join("\n"));
    },
  };

  await helper.execute(
    denops,
    `
    command! HelloWorld call denops#notify("${denops.name}", "say", ["World"])
    command! HelloDenops call denops#notify("${denops.name}", "say", ["Denops"])
    `,
  );
}