import assert from "node:assert/strict";
import { describe, it } from "node:test";

import { createMarkdownReport, createResponse } from "../src/report.js";

describe("report", () => {
  it("creates a structured JSON response", () => {
    const response = createResponse({
      query: "usb c cable",
      filters: { includeKeywords: [], excludeKeywords: [], minReviews: 1000 },
      limit: 1,
      maxSearchPages: 2,
      results: [],
      filteredOutCount: 4,
      warnings: ["partial extraction"],
      now: () => new Date("2026-04-15T00:00:00.000Z")
    });

    assert.equal(response.source.site, "amazon.com");
    assert.equal(response.filteredOutCount, 4);
    assert.equal(response.source.scrapedAt, "2026-04-15T00:00:00.000Z");
  });

  it("creates concise markdown with product details and warnings", () => {
    const markdown = createMarkdownReport(createResponse({
      query: "usb c cable",
      filters: { includeKeywords: [], excludeKeywords: [] },
      limit: 1,
      maxSearchPages: 2,
      filteredOutCount: 0,
      warnings: ["price missing for one item"],
      now: () => new Date("2026-04-15T00:00:00.000Z"),
      results: [{
        asin: "B0TEST0001",
        title: "USB-C Cable",
        url: "https://www.amazon.com/dp/B0TEST0001",
        price: { amount: 9.99, currency: "USD", display: "$9.99" },
        rating: 4.7,
        reviewCount: 1234,
        delivery: { display: "FREE delivery Tomorrow", free: true },
        specs: [{ name: "Length", value: "6 ft" }],
        bullets: ["Braided cable"],
        matchedFilters: [],
        missingFields: ["starBreakdown"],
        extractionNotes: []
      }]
    }));

    assert.match(markdown, /USB-C Cable/);
    assert.match(markdown, /\$9\.99/);
    assert.match(markdown, /4\.7 stars/);
    assert.match(markdown, /price missing/);
    assert.match(markdown, /https:\/\/www\.amazon\.com\/dp\/B0TEST0001/);
  });

  it("creates a chat-safe template with direct product links and constraint status markers", () => {
    const markdown = createMarkdownReport(createResponse({
      query: "sofa bed beige",
      filters: {
        includeKeywords: [],
        excludeKeywords: [],
        minRating: 4,
        minReviews: 200,
        minWidthInches: 77,
        requirePrime: true,
        deliveryBy: "tomorrow"
      },
      limit: 10,
      maxSearchPages: 2,
      filteredOutCount: 3,
      warnings: [],
      now: () => new Date("2026-04-15T00:00:00.000Z"),
      results: [{
        asin: "B0SOFABED1",
        title: "HONBAY Modular Sectional Sleeper",
        url: "https://www.amazon.com/dp/B0SOFABED1",
        price: { amount: 539.99, currency: "USD", display: "$539.99" },
        rating: 4.1,
        reviewCount: 242,
        delivery: { display: "FREE delivery Tomorrow", free: true, prime: true },
        specs: [{ name: "Item Dimensions D x W x H", value: "83.4\"D x 83.4\"W x 35\"H" }],
        bullets: [],
        matchedFilters: [],
        missingFields: ["starBreakdown"],
        extractionNotes: []
      }]
    }));

    assert.match(markdown, /## Best Matches/);
    assert.doesNotMatch(markdown, /\| # \| Product \| Price \| Rating \| Reviews \| Width \| Prime \| Delivery \| Link \|/);
    assert.doesNotMatch(markdown, /\[Amazon\]\(https:\/\/www\.amazon\.com\/dp\/B0SOFABED1\)/);
    assert.match(markdown, /HONBAY Modular Sectional Sleeper/);
    assert.match(markdown, /Link: https:\/\/www\.amazon\.com\/dp\/B0SOFABED1/);
    assert.match(markdown, /83\.4" OK/);
    assert.match(markdown, /Prime OK/);
    assert.match(markdown, /Tomorrow OK/);
    assert.match(markdown, /Price: \$539\.99/);
  });
});