import test from "node:test";
import assert from "node:assert/strict";
import {
  isCalibrationReady,
  isRectInside,
  parseMerchantText,
  parseFieldValue,
  parseTooltipText,
  rectFromPoints,
  resolveFieldRect,
  resolveScreenRect,
} from "../src/parser.js";

test("normalizes a reverse drag into a positive rectangle", () => {
  assert.deepEqual(rectFromPoints({ x: 140, y: 90 }, { x: 20, y: 30 }), {
    x: 20,
    y: 30,
    width: 120,
    height: 60,
  });
});

test("moves calibrated fields together with the detected anchor", () => {
  assert.deepEqual(
    resolveFieldRect(
      { x: 400, y: 250 },
      { offsetX: 32, offsetY: 80, width: 180, height: 24 },
    ),
    { x: 432, y: 330, width: 180, height: 24 },
  );
});

test("parses formatted prices and rejects empty numeric OCR", () => {
  assert.equal(parseFieldValue("price", "1 250,000 adena"), 1250000);
  assert.equal(parseFieldValue("quantity", "not found"), null);
  assert.equal(parseFieldValue("item", "  Soulshot:   S-grade\n"), "Soulshot: S-grade");
});

test("requires both anchors and exact OCR regions", () => {
  assert.equal(isCalibrationReady({ saleAnchor: null }), false);
  assert.equal(
    isCalibrationReady({
      saleAnchor: { image: "data:image/png;base64,x", width: 20, height: 10 },
      merchantRegion: { xRatio: 0.1, yRatio: 0.1, widthRatio: 0.2, heightRatio: 0.1 },
      tooltipSearchRegion: { offsetX: -100, offsetY: -300, width: 300, height: 100 },
      tooltipAnchor: { image: "data:image/png;base64,y", width: 30, height: 12 },
      itemNameRegion: { offsetX: 0, offsetY: -18, width: 220, height: 18 },
      itemPriceRegion: { offsetX: 0, offsetY: 0, width: 160, height: 18 },
    }),
    true,
  );
});

test("detects OCR rectangles outside the captured frame", () => {
  assert.equal(isRectInside({ x: 10, y: 10, width: 20, height: 20 }, 100, 100), true);
  assert.equal(isRectInside({ x: 90, y: 10, width: 20, height: 20 }, 100, 100), false);
});

test("resolves the merchant region against the current window size", () => {
  assert.deepEqual(
    resolveScreenRect(
      { xRatio: 0.25, yRatio: 0.1, widthRatio: 0.5, heightRatio: 0.08 },
      1200,
      800,
    ),
    { x: 300, y: 80, width: 600, height: 64 },
  );
});

test("parses a hovered item tooltip", () => {
  assert.deepEqual(
    parseTooltipText("Tears of Eva\nPrice : 3,000,000 Adena\n(3 Million Adena)"),
    {
      name: "Tears of Eva",
      priceAdena: 3000000,
      rawText: "Tears of Eva\nPrice : 3,000,000 Adena\n(3 Million Adena)",
    },
  );
  assert.equal(parseTooltipText("Purchase List\nAdena 5,403,160"), null);
});

test("takes the first OCR line as merchant name", () => {
  assert.equal(parseMerchantText("  Dwa  \nVagabond\n"), "Dwa");
});