import dayjs from "dayjs";
import { Task, TaskDatabase } from "../types/task";
import { Config } from "../types/config";
import { NtfySH } from "./ntfy";
import { Debug } from "./debug";

const backends = [
  new Debug(),
  new NtfySH()
];

/**
 * Iterates through all the database notifications for current time
 * and triggers the notification using specified backends in the config.
 */
export async function remind(config: Config, db: TaskDatabase) {
  const now = dayjs().format("HH:mm");  
  
  await run(config, db, db[now]);

  if(config?.defaultTime && config?.defaultTime === now) {
    run(config, db, db.default);
  }
}

async function run(config: Config, db: TaskDatabase, tasks?: Task[]) {
  if(!tasks) {
    return;
  }

  for (const backend of backends) {
    await backend.remind(config, tasks);
  }
}