import { test } from "@playwright/test";

export function missingE2eInputs(keys: readonly string[], env: NodeJS.ProcessEnv = process.env): string[] {
  return keys.filter((key) => !env[key]?.trim());
}

export function optionalE2eBooleanInput(key: string, env: NodeJS.ProcessEnv = process.env): boolean | undefined {
  const value = env[key]?.trim();
  if (!value) {
    if (env.REQUIRE_E2E_READINESS === "1") {
      throw new Error(`${key}=0|1 must be set while REQUIRE_E2E_READINESS=1`);
    }
    return undefined;
  }

  if (value === "0") return false;
  if (value === "1") return true;

  throw new Error(`${key} must be 0 or 1, got ${JSON.stringify(value)}`);
}

export function skipOrFailWhenE2eInputsMissing(keys: readonly string[], reason: string, env: NodeJS.ProcessEnv = process.env): void {
  const missing = missingE2eInputs(keys, env);
  if (missing.length === 0) return;

  const message = `${reason}: missing ${missing.join(", ")}`;
  if (env.REQUIRE_E2E_READINESS === "1") {
    throw new Error(`${message} while REQUIRE_E2E_READINESS=1`);
  }
  test.skip(true, message);
}

export function skipOrFailWhenE2eOptInMissing(key: string, reason: string, env: NodeJS.ProcessEnv = process.env): void {
  if (env[key] === "1") return;

  const message = `${key}=1 not set - ${reason}`;
  if (env.REQUIRE_E2E_MUTATING_READINESS === "1") {
    throw new Error(`${message} while REQUIRE_E2E_MUTATING_READINESS=1`);
  }
  test.skip(true, message);
}

export function skipOrFailWhenE2eReadinessOptInMissing(key: string, reason: string, env: NodeJS.ProcessEnv = process.env): void {
  if (env[key] === "1") return;

  const message = `${key}=1 not set - ${reason}`;
  if (env.REQUIRE_E2E_READINESS === "1" || env.REQUIRE_E2E_MUTATING_READINESS === "1") {
    throw new Error(`${message} while REQUIRE_E2E_READINESS=1`);
  }
  test.skip(true, message);
}

export function isE2eOperatorOptInEnabled(key: string, env: NodeJS.ProcessEnv = process.env): boolean {
  return env[key] === "1";
}

export function skipWhenE2eOperatorOptInMissing(key: string, reason: string, env: NodeJS.ProcessEnv = process.env): void {
  if (isE2eOperatorOptInEnabled(key, env)) return;

  test.skip(true, `${key}=1 not set - ${reason}`);
}

export function skipOrFailWhenE2eFixtureMissing(reason: string, env: NodeJS.ProcessEnv = process.env): never {
  if (env.REQUIRE_E2E_READINESS === "1") {
    throw new Error(`${reason} while REQUIRE_E2E_READINESS=1`);
  }
  test.skip(true, reason);
  throw new Error(reason);
}