"use strict";

const HEADER = "// Auto-generated by Netcatty Script Recorder\n";

function escapeJsString(value) {
  return JSON.stringify(String(value ?? ""));
}

function stepsToJavaScript(steps, recordedAt) {
  const lines = [
    HEADER.trimEnd(),
    recordedAt ? `// Recorded on ${recordedAt}` : "",
    "",
    "async function main() {",
  ].filter(Boolean);

  for (let index = 0; index < steps.length; index += 1) {
    const step = steps[index];
    if (step.type === "send") {
      if (step.sensitive) {
        lines.push(`  const sensitiveValue${index} = await nct.dialog.prompt("Enter sensitive value", "", { sensitive: true });`);
        lines.push(`  await nct.screen.sendLine(sensitiveValue${index}, { sensitive: true });`);
        continue;
      }
      lines.push(`  await nct.screen.sendLine(${escapeJsString(step.value)});`);
    } else if (step.type === "waitFor") {
      lines.push(`  await nct.screen.waitForText(${escapeJsString(step.value)}, ${step.timeoutMs || 5000});`);
    } else if (step.type === "waitForPrompt") {
      lines.push(`  await nct.screen.waitForPrompt(${step.timeoutMs || 30000});`);
    } else if (step.type === "sleep") {
      lines.push(`  await nct.session.sleep(${Number(step.value) || 1000});`);
    }
  }

  lines.push("}", "", "await main();");
  return lines.join("\n");
}

module.exports = {
  stepsToJavaScript,
};