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

test("saved spot appears on the plan page and can be removed or cleared", async ({ page }) => {
  await page.goto("/spots/vyunok-6331x6332");
  await page.evaluate(() => localStorage.setItem("rf4spotter:fishing-plan", JSON.stringify([{ key: "/spots/vyunok-6331x6332", waterbody: "Вьюнок", coordinates: "6331:6332", baits: "Тестовая приманка", method: "Спиннинг", retrieve: "равномерная", risk: "Подтверждено", freshness: "2026-09-20T12:55:11.236309Z", confidence: "24" }])));
  await page.goto("/plan");

  await expect(page.getByRole("heading", { name: "Вьюнок" })).toBeVisible();
  await expect(page.getByText("6331:6332")).toBeVisible();
  await expect(page.getByText("Спиннинг · равномерная")).toBeVisible();
  await expect(page.getByText(/Риск: Подтверждено/)).toBeVisible();
  await expect(page.getByText("1 из 5 точек")).toBeVisible();
  await page.getByRole("button", { name: "Убрать" }).click();
  await expect(page.getByRole("heading", { name: "План пока пуст" })).toBeVisible();

  await page.goto("/spots/vyunok-6331x6332");
  await page.evaluate(() => localStorage.setItem("rf4spotter:fishing-plan", JSON.stringify([{ key: "/spots/vyunok-6331x6332", waterbody: "Вьюнок", coordinates: "6331:6332", baits: "Тестовая приманка", freshness: "", confidence: "" }])));
  await page.goto("/plan");
  await page.getByRole("button", { name: "Очистить план" }).click();
  await expect(page.getByRole("heading", { name: "План пока пуст" })).toBeVisible();
});

test("plan can be restored from a shareable URL", async ({ page }) => {
  const shared = encodeURIComponent(JSON.stringify([{ key: "/spots/vyunok-6331x6332", waterbody: "Вьюнок", coordinates: "6331:6332", baits: "Тестовая приманка", freshness: "", confidence: "" }]));
  await page.goto(`/plan?plan=${shared}`);

  await expect(page.getByRole("heading", { name: "Вьюнок" })).toBeVisible();
  await expect(page.getByRole("button", { name: "Поделиться планом" })).toBeVisible();
  await expect(page.getByText("1 из 5 точек")).toBeVisible();
});

test("plan caps imported entries, stays printable and fits narrow viewports", async ({ page }) => {
  const plan = Array.from({ length: 6 }, (_, index) => ({
    key: `/spots/vyunok-6331x633${index + 2}`,
    waterbody: "Вьюнок",
    coordinates: `6331:633${index + 2}`,
    baits: "Тестовая приманка",
    freshness: "",
    confidence: "",
  }));

  await page.goto("/plan");
  await page.evaluate((value) => localStorage.setItem("rf4spotter:fishing-plan", JSON.stringify(value)), plan);
  await page.reload();

  await expect(page.getByText("5 из 5 точек")).toBeVisible();
  await expect(page.locator(".plan-card")).toHaveCount(5);
  for (const width of [320, 390]) {
    await page.setViewportSize({ width, height: 800 });
    const overflow = await page.evaluate(() => document.documentElement.scrollWidth - document.documentElement.clientWidth);
    expect(overflow, `${width}px plan overflows`).toBeLessThanOrEqual(0);
  }
  await page.emulateMedia({ media: "print" });
  await expect(page.getByRole("button", { name: "Печать / PDF" })).toBeHidden();
  await expect(page.locator(".plan-card")).toHaveCount(5);
});

test("plan preserves a real zero confidence and bounds imported text", async ({ page }) => {
  await page.goto("/plan");
  await page.evaluate(() => localStorage.setItem("rf4spotter:fishing-plan", JSON.stringify([{
    key: "/spots/" + "x".repeat(600),
    waterbody: "Вьюнок",
    coordinates: "6331:6332",
    baits: "Приманка",
    confidence: "0",
    risk: "Малая выборка",
    method: "Спиннинг",
    retrieve: "равномерная",
    oversized: "x".repeat(5000),
  }, {
    key: "/spots/vyunok-7450x7451",
    waterbody: "Вьюнок",
    coordinates: "7450:7451",
    confidence: "999",
  }])));
  await page.reload();

  await expect(page.getByText(/Доверие: 0%/)).toBeVisible();
  const stored = await page.evaluate(() => JSON.parse(localStorage.getItem("rf4spotter:fishing-plan") || "[]"));
  expect(stored[0].key.length).toBeLessThanOrEqual(512);
  expect(stored[0].confidence).toBe("0");
  expect(stored[1].confidence).toBe("");
  expect(stored[0].oversized).toBeUndefined();
});

test("plan import deduplicates the same point before applying the five-item cap", async ({ page }) => {
  await page.goto("/plan");
  await page.evaluate(() => localStorage.setItem("rf4spotter:fishing-plan", JSON.stringify([
    { key: "/spots/vyunok-6331x6332", waterbody: "Вьюнок", coordinates: "6331:6332", confidence: "0" },
    { key: "/spots/vyunok-6331x6332", waterbody: "Вьюнок", coordinates: "6331:6332", confidence: "80" },
    { key: "/spots/vyunok-7450x7451", waterbody: "Вьюнок", coordinates: "7450:7451", confidence: "40" },
  ])));
  await page.reload();

  await expect(page.getByText("2 из 5 точек")).toBeVisible();
  await expect(page.locator(".plan-card")).toHaveCount(2);
  const stored = await page.evaluate(() => JSON.parse(localStorage.getItem("rf4spotter:fishing-plan") || "[]"));
  expect(stored.map((item: { key: string }) => item.key)).toEqual([
    "/spots/vyunok-6331x6332",
    "/spots/vyunok-7450x7451",
  ]);
});

test("plan explains empty and malformed share states", async ({ page }) => {
  await page.goto("/plan");
  await page.getByRole("button", { name: "Поделиться планом" }).click();
  await expect(page.locator("[data-plan-share-status]")).toHaveText("Сначала добавьте точку в план");

  await page.goto("/plan?plan=not-json");
  await expect(page.locator("[data-plan-share-status]")).toHaveText("Ссылка плана не распознана");

  const emptyPlan = encodeURIComponent(JSON.stringify([]));
  await page.goto(`/plan?plan=${emptyPlan}`);
  await expect(page.locator("[data-plan-share-status]")).toHaveText("В ссылке нет сохранённых точек");
});