import { createElement } from "react";
import { renderToStaticMarkup } from "react-dom/server";
import { describe, expect, it } from "vitest";

import {
  GuideImageExport,
  imageExportFileName,
  scaledExportFontSize,
} from "@/components/public/guide-image-export";
import { MaterialPoster } from "@/components/public/material-poster";
import { ConstellationImage } from "@/components/public/constellation-image";
import { WeaponComparisonImage } from "@/components/public/weapon-image-export";
import { TeamExportImage, type TeamExportData } from "@/components/public/team-search";
import type { PublicGuide } from "@/lib/guides/queries";

describe("image export controls", () => {
  it.each([1, 4])("renders the shared Team Calc image with %i member(s)", (memberCount) => {
    const members: TeamExportData["members"] = Array.from({ length: memberCount }, (_, position) => ({
      position,
      constellation: String(position),
      refinement: "1",
      damage: "1000",
      character: {
        key: `character-${position}`,
        name: `Character ${position + 1}`,
        imageUrl: "/character.png",
        element: "Fire",
        rarity: 5,
      },
      weapon: {
        key: `weapon-${position}`,
        name: `Weapon ${position + 1}`,
        imageUrl: "/weapon.png",
        rarity: 5,
      },
      artifact: {
        key: `artifact-${position}`,
        name: `Artifact ${position + 1}`,
        imageUrl: "/artifact.png",
        rarity: 5,
      },
      secondArtifact: null,
    }));
    const team: TeamExportData = {
      title: "Generator Team",
      rotationSeconds: "20",
      combo: "E > Q",
      members,
    };

    const html = renderToStaticMarkup(<TeamExportImage team={team} />);

    expect(html).toContain("Generator Team");
    expect(html).toContain("Rotation duration: 20 seconds");
    expect(html).toContain("E &gt; Q");
    expect(html).toContain(`DPS: ${memberCount * 50}`);
    expect(html.match(/Character \d/gu)).toHaveLength(memberCount);
  });

  it("omits the placeholder condition from weapon export images", () => {
    const guide = {
      character: { name: "Raiden", splashImageUrl: "/splash.png" },
      coverUrl: "/cover.png",
    } as PublicGuide;
    const group = { rows: [], name: null, note: null } as unknown as PublicGuide["weaponGroups"][number];
    const html = renderToStaticMarkup(
      <WeaponComparisonImage
        guide={guide}
        group={group}
        metric="overallPercent"
        conditionLabel={group.name}
      />,
    );

    expect(html).toContain("เปรียบเทียบอาวุธ Raiden");
    expect(html).toContain("Raiden’s Weapon Comparison");
    expect(html).not.toContain("Condition 1");
    expect(html).not.toContain("เงื่อนไข 1");
  });

  it("shows one export trigger and keeps settings in its dialog", () => {
    const html = renderToStaticMarkup(<GuideImageExport fileName="guide.png">No notes</GuideImageExport>);
    expect(html).toContain("ส่งออกภาพ");
    expect(html.match(/<button\b/gu)).toHaveLength(1);
  });

  it("shows only one export action when no-note export is disabled", () => {
    const html = renderToStaticMarkup(<GuideImageExport fileName="guide.png" allowWithoutNotes={false}>Content</GuideImageExport>);
    expect(html).toContain("ส่งออกภาพ");
    expect(html.match(/<button\b/gu)).toHaveLength(1);
  });

  it("renders a direct export trigger without settings UI", () => {
    const html = renderToStaticMarkup(
      <GuideImageExport fileName="poster.png" modeSelection="direct">
        Poster
      </GuideImageExport>,
    );
    expect(html).toContain("ส่งออกภาพ");
    expect(html).not.toContain("ตั้งค่าการส่งออกภาพ");
    expect(html.match(/<button\b/gu)).toHaveLength(1);
  });

  it("shows all settings inline with one export action inside an existing dialog", () => {
    const html = renderToStaticMarkup(
      <GuideImageExport fileName="guide.png" modeSelection="inline">
        Content
      </GuideImageExport>,
    );
    expect(html).toContain("รวมโน้ต");
    expect(html).toContain("ไม่รวมโน้ต");
    expect(html).toContain("ไทย");
    expect(html).toContain("English");
    expect(html).toContain("ตัวอย่างภาพส่งออก");
    expect(html).toContain("h-[clamp(8rem,50svh,32rem)]");
    expect(html).toContain('data-slot="dialog-footer"');
    expect(html).toContain("sticky bottom-0");
    expect(html.match(/>ส่งออกภาพ<\/button>/gu)).toHaveLength(1);
  });

  it("hides the persistent language chooser when language is prompted on export", () => {
    const html = renderToStaticMarkup(
      <GuideImageExport
        fileName="guide.png"
        allowWithoutNotes={false}
        showLanguageSelector={false}
        promptForLanguage
      >
        Content
      </GuideImageExport>,
    );
    expect(html).not.toContain("ภาษาในภาพส่งออก");
    expect(html).not.toContain("English");
    expect(html.match(/<button\b/gu)).toHaveLength(1);
  });

  it("disables export when an export selection is empty", () => {
    const html = renderToStaticMarkup(<GuideImageExport fileName="guide.png" disabled>No sections</GuideImageExport>);
    expect(html.match(/\sdisabled=""/gu)).toHaveLength(1);
  });

  it.each(["English note", "โน้ตภาษาไทย"])("marks constellation notes for omission regardless of language: %s", (note) => {
    const guide = { character: { name: "Raiden", splashImageUrl: "/splash.png" }, coverUrl: "/cover.png" } as PublicGuide;
    const group = { rows: [], note } as unknown as PublicGuide["constellationGroups"][number];
    const html = renderToStaticMarkup(createElement(ConstellationImage, { guide, group }));
    expect(html).toContain("Raiden’s Constellations");
    expect(html).toContain("กลุ่มดาว Raiden");
    expect(html).toContain("Team Damage");
    expect(html).toContain("ดาเมจทั้งทีม");
    expect(html).toContain('data-export-note="true"');
    expect(html).toContain(note);
  });
});

describe("image export filenames", () => {
  it("adds the selected language after the note variant", () => {
    expect(imageExportFileName("Raiden.png", "th", false)).toBe("Raiden-th.png");
    expect(imageExportFileName("Raiden.png", "en", true)).toBe("Raiden-without-notes-en.png");
  });

  it("can preserve English-only export filenames", () => {
    expect(imageExportFileName("Raiden-materials.png", "th", false, false)).toBe("Raiden-materials.png");
  });
});

describe("image export text fitting", () => {
  it("keeps the original font size when text already fits", () => {
    expect(scaledExportFontSize(32, 180, 240)).toBe(32);
  });

  it("scales overflowing text to the available width", () => {
    expect(scaledExportFontSize(32, 320, 240)).toBe(24);
  });

  it("has no minimum font-size floor for exceptionally long text", () => {
    expect(scaledExportFontSize(32, 3200, 100)).toBe(1);
  });
});


describe("material poster text", () => {
  const props = {
    character: { name: "Raiden", nameCardImageUrl: null, baseStats: [], ascension: [], leveling: [] },
    characterArtUrl: null,
    artworkOffsetX: 0,
    artworkOffsetY: 0,
    artworkScale: 100,
    artworkRotation: 0,
    topColors: ["#000000", "#000000"] as [string, string],
    bottomColors: ["#000000", "#000000"] as [string, string],
  };

  it("always uses English, including on the website", () => {
    const html = renderToStaticMarkup(<MaterialPoster {...props} />);
    expect(html).toContain("MATERIALS");
    expect(html).toContain("LV.90");
    expect(html).not.toContain("วัสดุ");
    expect(html).not.toContain("เลเวล 90");
  });

  it("shows a fifth base stat in its own box", () => {
    const html = renderToStaticMarkup(
      <MaterialPoster
        {...props}
        character={{
          ...props.character,
          baseStats: [
            { key: "hp", value: 12000 },
            { key: "atk", value: 300 },
            { key: "def", value: 700 },
            { key: "CRIT Rate%", value: 24.2 },
            { key: "Energy Recharge%", value: 132 },
          ],
        }}
      />,
    );

    expect(html).toContain("Energy Recharge%");
    expect(html).toContain("132%");
    expect(html).toContain("h-[7cqw]");
    expect(html).toContain("top-[57%]");
  });

  it("optimizes scale-aware character artwork and bleeding layers for export", () => {
    const characterArtUrl = "https://buzz-cdn.astrxl.dev/posters/raiden.png";
    const html = renderToStaticMarkup(
      <MaterialPoster
        {...props}
        characterArtUrl={characterArtUrl}
        artworkScale={200}
        bleeding={[{ id: "bleed", imageUrl: characterArtUrl, amount: 50, blendMode: "screen" }]}
      />,
    );

    expect(html).toContain("/_next/image?url=https%3A%2F%2Fbuzz-cdn.astrxl.dev%2Fposters%2Fraiden.png");
    expect(html).toContain("w=3840");
    expect(html).toContain('sizes="3200px"');
    expect(html).not.toContain(`src="${characterArtUrl}"`);
  });

  it("rotates the character artwork and bleeding layers together", () => {
    const html = renderToStaticMarkup(
      <MaterialPoster {...props} characterArtUrl="/raiden.png" artworkRotation={45} />,
    );

    expect(html).toContain("rotate(45deg)");
  });
});