import { webExtApi as api } from '../browser-api';
import type { ScriptInjection, ScriptInjectionResult } from '../types';
// api.scripting.executeScript wrapper with transient-error retry.
import { isTransientScriptError } from './errors';
import { sleep } from './throttle';
import type { Serializable } from '../types';

export async function executeScript<Args extends Serializable[], Result>(
  options: ScriptInjection<Args>,
  retries = 3,
): Promise<ScriptInjectionResult<Result>[]> {
  for (let i = 0; i < retries; i++) {
    try {
      return await api.scripting.executeScript(options);
    } catch (e) {
      if (i < retries - 1 && isTransientScriptError(e)) {
        await sleep(300);
        continue;
      }
      throw e;
    }
  }
  // Unreachable: the loop either returns or throws on the final iteration.
  throw new Error("executeScript: exhausted retries");
}