/**
 * Priority1 人机协作 — 记录人工在浏览器内的操作（至报价页）
 */

import { readFileSync } from "node:fs";
import { dirname, join } from "node:path";
import { fileURLToPath } from "node:url";
import type { Page } from "playwright";

const BROWSER_RECORDER_JS = join(
  dirname(fileURLToPath(import.meta.url)),
  "human-assist-recorder.browser.js",
);

export type HumanAssistEvent = {
  ts: number;
  kind: "click" | "input" | "change";
  tag: string;
  id: string;
  name: string;
  inputType: string;
  value: string;
  label: string;
  text: string;
  selector: string;
  url: string;
};

export async function installHumanAssistRecorder(page: Page): Promise<void> {
  const script = readFileSync(BROWSER_RECORDER_JS, "utf8");
  await page.addInitScript({ content: script });
  await page.evaluate(script).catch(() => undefined);
}

export async function drainHumanAssistEvents(page: Page): Promise<HumanAssistEvent[]> {
  if (page.isClosed()) return [];
  return page.evaluate("window.__p1HumanEvents || []");
}

/** 人工已验证报价但 DOM 事件未捕获时，用清单生成可回放脚本 */
export function buildAccessorialLabelPlaywright(labels: readonly string[]): string {
  const events: HumanAssistEvent[] = labels.map((label) => ({
    ts: 0,
    kind: "click",
    tag: "label",
    id: "",
    name: "",
    inputType: "checkbox",
    value: "",
    label,
    text: label,
    selector: "",
    url: "",
  }));
  return formatHumanEventsAsPlaywright(events);
}

export function formatHumanEventsAsPlaywright(events: HumanAssistEvent[]): string {
  const lines: string[] = [
    "const { chromium } = require('playwright');",
    "",
    "(async () => {",
    "  const browser = await chromium.launch({ headless: false });",
    "  const page = await browser.newPage();",
    "  // --- 人工补录步骤（由 human-assist-recorder 生成） ---",
  ];

  const seen = new Set<string>();

  for (const ev of events) {
    if (ev.kind === "click" || ev.kind === "change") {
      const accessorial = ev.label || ev.text;
      if (
        accessorial &&
        /Liftgate|Inside|Limited Access|Residential|Delivery Appointment|Call Before|Hazardous/i.test(
          accessorial,
        )
      ) {
        const key = `label:${accessorial.slice(0, 60)}`;
        if (!seen.has(key)) {
          seen.add(key);
          lines.push(
            `  await page.locator('#container-mh').getByLabel(${JSON.stringify(accessorial)}, { exact: false }).click({ force: true });`,
          );
          continue;
        }
      }
    }

    if (ev.kind === "click") {
      if (ev.selector) {
        const key = `sel:${ev.selector}`;
        if (seen.has(key)) continue;
        seen.add(key);
        lines.push(`  await page.locator('#container-mh ${ev.selector}').click({ force: true });`);
      } else if (ev.text && ev.text.length < 40) {
        const key = `text:${ev.text}`;
        if (seen.has(key)) continue;
        seen.add(key);
        lines.push(
          `  await page.locator('#container-mh').getByText(${JSON.stringify(ev.text)}).first().click({ force: true });`,
        );
      }
      continue;
    }
    if ((ev.kind === "change" || ev.kind === "input") && ev.selector && ev.value) {
      if (ev.tag === "select") {
        lines.push(
          `  await page.locator('#container-mh ${ev.selector}').selectOption(${JSON.stringify(ev.value)});`,
        );
      } else if (ev.inputType !== "checkbox") {
        lines.push(
          `  await page.locator('#container-mh ${ev.selector}').fill(${JSON.stringify(ev.value)});`,
        );
      }
    }
  }

  lines.push("  await page.locator('#container-mh').getByRole('button', { name: /GET INSTANT QUOTES/i }).click({ force: true });");
  lines.push("})();");
  return lines.join("\n");
}

export type HumanAccessorialRecording = {
  pathId: string;
  title: string;
  recordedAt: string;
  expectedAccessorials: readonly string[];
  events: HumanAssistEvent[];
  playwrightScript: string;
};