import { test, before, after } from "node:test";
import assert from "node:assert/strict";
import * as fs from "node:fs";
import * as path from "node:path";
import * as os from "node:os";
import { fileURLToPath } from "node:url";
import { createAppServer } from "../server/index.js";
import { WHACK_CARDS } from "../server/whack_cards.js";
import { buildNanoBananaPrompt } from "../server/nano_banana.js";

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
const PUBLIC_WHACK_DIR = path.resolve(__dirname, "..", "public", "whack_pack");

let server;
let baseUrl;
let tmpDir;

before(async () => {
  tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), "sparkvault-test-"));
  const dbPath = path.join(tmpDir, "test-ideas.db");
  const mockupsDir = path.join(tmpDir, "mockups");

  const app = createAppServer({ dbPath, mockupsDir });
  server = app.server;

  await new Promise((resolve) => {
    server.listen(0, "127.0.0.1", () => {
      const addr = server.address();
      baseUrl = `http://127.0.0.1:${addr.port}`;
      resolve();
    });
  });
});

after(async () => {
  if (server) {
    await new Promise((resolve) => server.close(resolve));
  }
});

test("All 64 Creative Whack Pack cards are indexed and have local JPG scans in public/whack_pack", async () => {
  assert.equal(WHACK_CARDS.length, 64, "Should have exactly 64 Creative Whack Pack cards");

  const suitsCount = { explorer: 0, artist: 0, judge: 0, warrior: 0 };
  for (const card of WHACK_CARDS) {
    suitsCount[card.suit]++;
    const diskPath = path.join(PUBLIC_WHACK_DIR, card.file);
    assert.ok(fs.existsSync(diskPath), `Missing card scan on disk: ${card.file}`);
    assert.ok(card.promptQuestion.length > 10, `Card #${card.number} should have a guiding promptQuestion`);
  }

  assert.deepEqual(suitsCount, {
    explorer: 16,
    artist: 16,
    judge: 16,
    warrior: 16
  });

  const res = await fetch(`${baseUrl}/api/whack-cards`);
  assert.equal(res.status, 200);
  const data = await res.json();
  assert.equal(data.cards.length, 64);
});

test("Quick Capture parses inline #tags, @category (@tshirt), and !high priority boost", async () => {
  const res = await fetch(`${baseUrl}/api/ideas`, {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify({
      title: "Retro Red Rocks Amphitheatre Tee @tshirt #colorado #screenprint !high"
    })
  });
  assert.equal(res.status, 201);
  const { idea } = await res.json();

  assert.equal(idea.title, "Retro Red Rocks Amphitheatre Tee");
  assert.equal(idea.category, "creative");
  assert.equal(idea.status, "spark");
  assert.equal(idea.rating_excitement, 5);
  assert.ok(idea.tags.includes("tshirt"));
  assert.ok(idea.tags.includes("colorado"));
  assert.ok(idea.tags.includes("screenprint"));
});

test("Creative Whack Pack Draw, 4-Role Spread, Idea Collider, and Logging a Whack reflection work", async () => {
  // 1. 4-Role Spread
  const spreadRes = await fetch(`${baseUrl}/api/whack-cards/draw?mode=spread`);
  assert.equal(spreadRes.status, 200);
  const spreadData = await spreadRes.json();
  assert.equal(spreadData.cards.length, 4);
  assert.deepEqual(
    spreadData.cards.map((c) => c.suit),
    ["explorer", "artist", "judge", "warrior"]
  );

  // 2. Idea Collider
  const colliderRes = await fetch(`${baseUrl}/api/whack-cards/draw?mode=collider&suit=artist`);
  assert.equal(colliderRes.status, 200);
  const colliderData = await colliderRes.json();
  assert.equal(colliderData.card.suit, "artist");
  assert.ok(colliderData.idea && colliderData.idea.id);

  // 3. Log a Whack breakthrough onto the collided idea
  const targetId = colliderData.idea.id;
  const whackRes = await fetch(`${baseUrl}/api/ideas/${targetId}/whack`, {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify({
      cardNumber: 27,
      reflection: "Reverse the color scheme: print cream ink onto a heavyweight forest green shirt.",
      addChecklistItem: true
    })
  });
  assert.equal(whackRes.status, 200);
  const whackUpdated = await whackRes.json();
  assert.equal(whackUpdated.idea.whack_history[0].cardNumber, 27);
  assert.equal(whackUpdated.idea.whack_history[0].cardTitle, "Reverse");
  assert.ok(
    whackUpdated.idea.checklist.some((c) => c.text.includes("[Card #27 Reverse]")),
    "Should append reflection to checklist when addChecklistItem is true"
  );
});

test("Visual Mockup Studio saves canvas T-shirt mockups and builds Nano Banana 2.1 prompts", async () => {
  // Verify Nano Banana prompt builder for Left-Chest T-Shirt + Whack Card
  const prompt = buildNanoBananaPrompt({
    rawPrompt: "Minimalist Alpine Ibex emblem in burnt orange and gold",
    ideaTitle: "Ibex Mountain Tee",
    template: "tshirt-left-chest",
    garmentColorName: "Vintage Cream",
    garmentHex: "#F5E8D3",
    whackCard: WHACK_CARDS[21] // #22 Exaggerate
  });
  assert.ok(prompt.includes("5-inch left-chest"));
  assert.ok(prompt.includes("Vintage Cream"));
  assert.ok(prompt.includes("Exaggerate"));

  // Save a 1x1 PNG data URL via /api/ideas/1/mockups/canvas
  const samplePngDataUrl =
    "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+M9QDwADhgGAWjR9awAAAABJRU5ErkJggg==";

  const saveRes = await fetch(`${baseUrl}/api/ideas/1/mockups/canvas`, {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify({
      title: "Left-Chest Cream Proof",
      template: "tshirt-left-chest",
      garmentColor: "#F5E8D3",
      garmentColorName: "Vintage Cream",
      placement: "left-chest",
      imageDataUrl: samplePngDataUrl
    })
  });
  assert.equal(saveRes.status, 201);
  const saveData = await saveRes.json();
  assert.equal(saveData.mockup.placement, "left-chest");
  assert.equal(saveData.idea.cover_mockup_url, saveData.mockup.imageUrl);

  // Verify the saved mockup image is served over HTTP
  const imgRes = await fetch(`${baseUrl}${saveData.mockup.imageUrl}`);
  assert.equal(imgRes.status, 200);
  assert.equal(imgRes.headers.get("content-type"), "image/png");
});

test("Head-to-Head Arena and Triage Review endpoints update arena_wins and composite_score", async () => {
  const revRes = await fetch(`${baseUrl}/api/review/next`);
  assert.equal(revRes.status, 200);
  const revData = await revRes.json();
  assert.ok(revData.triageQueue.length >= 2);
  assert.equal(revData.arenaPair.length, 2);

  const [first, second] = revData.arenaPair;
  const beforeWins = first.arena_wins;

  const arenaRes = await fetch(`${baseUrl}/api/review/arena`, {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify({ winnerId: first.id, loserId: second.id })
  });
  assert.equal(arenaRes.status, 200);
  const arenaData = await arenaRes.json();
  assert.equal(arenaData.winner.arena_wins, beforeWins + 1);
});

test("External notes and images can be attached to a spark and promoted to Mockup Studio", async () => {
  const samplePngDataUrl =
    "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+M9QDwADhgGAWjR9awAAAABJRU5ErkJggg==";

  const attRes = await fetch(`${baseUrl}/api/ideas/1/attachments`, {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify({
      title: "Vintage Ski Patch Photo",
      textContent: "Found this 1978 Chamonix felt patch as color reference.",
      sourceUrl: "https://example.com/chamonix-patch",
      imageDataUrl: samplePngDataUrl,
      appendToNotes: true,
      setAsCover: true
    })
  });
  assert.equal(attRes.status, 201);
  const attData = await attRes.json();
  assert.equal(attData.attachment.title, "Vintage Ski Patch Photo");
  assert.equal(attData.attachment.type, "image");
  assert.ok(attData.idea.notes_markdown.includes("1978 Chamonix felt patch"));
  assert.ok(attData.idea.links.some((l) => l.url === "https://example.com/chamonix-patch"));

  // Promote attachment to Mockup Studio
  const promRes = await fetch(
    `${baseUrl}/api/ideas/1/attachments/${attData.attachment.id}/promote-mockup`,
    { method: "POST" }
  );
  assert.equal(promRes.status, 201);
  const promData = await promRes.json();
  assert.equal(promData.idea.mockups[0].title, "Vintage Ski Patch Photo");
});

test("Personalized Random Idea Generator creates a tailored idea from background + Whack Pack card", async () => {
  const res = await fetch(`${baseUrl}/api/ideas/generate-random`, {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify({
      category: "creative"
    })
  });
  assert.equal(res.status, 201);
  const data = await res.json();
  assert.ok(data.idea && data.idea.id);
  assert.ok(data.idea.title.length > 5);
  assert.ok(data.card && data.card.number >= 1 && data.card.number <= 64);
  assert.equal(data.idea.inspired_by_card, data.card.number);
  assert.ok(data.idea.whack_history.length >= 1);
});

test("Suggest Names endpoint returns 6 creative name and tagline suggestions for an idea", async () => {
  const res = await fetch(`${baseUrl}/api/ideas/1/suggest-names`, {
    method: "POST",
    headers: { "Content-Type": "application/json" }
  });
  assert.equal(res.status, 200);
  const data = await res.json();
  assert.ok(Array.isArray(data.suggestions));
  assert.equal(data.suggestions.length, 6);
  assert.ok(data.suggestions[0].name);
  assert.ok(data.suggestions[0].tagline);
});