import assert from "node:assert/strict";
import { readFileSync } from "node:fs";
import { dirname, resolve } from "node:path";
import { fileURLToPath } from "node:url";

const scriptDir = dirname(fileURLToPath(import.meta.url));
const componentPath = resolve(
  scriptDir,
  "../src/pages/Discovery/components/CardSwiper/index.vue"
);
const source = readFileSync(componentPath, "utf8");

assert.match(
  source,
  /@touchmove\.stop\.prevent="handleTouchMove"/,
  "CardSwiper should keep native mini-program touchmove capture behavior"
);

const touchStartMatch = source.match(
  /const\s+handleTouchStart\s*=\s*\(event\)\s*=>\s*{([\s\S]*?)\n};/
);

assert.ok(touchStartMatch, "CardSwiper should define handleTouchStart");

assert.ok(
  !/if\s*\([^)]*isRecycling\.value[^)]*\)\s*return/.test(touchStartMatch[1]),
  "CardSwiper should accept the next touchstart during the recycle frame so quick follow-up swipes are not dropped"
);

assert.ok(
  /clearFillFadeTimer\(\)/.test(touchStartMatch[1]) &&
    /clearRecycleTimer\(\)/.test(touchStartMatch[1]) &&
    /isRecycling\.value\s*=\s*false/.test(touchStartMatch[1]) &&
    /fillFadeKey\.value\s*=\s*["']["']/.test(touchStartMatch[1]),
  "CardSwiper should cancel recycle and decorative fill fade before starting a new gesture"
);