//go:build integration

package mrktplaats_test

// Run with:
//   go test -v -tags integration -run TestIntegration -timeout 120s
//
// On first run, enter the SMS 2FA code when prompted.
// The access token is saved to .test-token and reused on subsequent runs.

import (
	"bufio"
	"context"
	"encoding/json"
	"fmt"
	"os"
	"strings"
	"testing"
	"time"

	"github.com/joren/mrktplaats"
)

// ── credentials & known test data ────────────────────────────────────────────

const (
	testEmail      = "beekeam1@gmail.com"
	testPassword   = "Sh8^y2B05H"
	testListingURN = "m2372861012" // "NVIDEA 100000 V2" — Mattia's test listing
	tokenFile      = ".test-token"
)

// ── token persistence ─────────────────────────────────────────────────────────

type savedToken struct {
	AccessToken string `json:"accessToken"`
	UserID      int    `json:"userId"`
	UserName    string `json:"userName"`
}

func loadSavedToken() (string, bool) {
	data, err := os.ReadFile(tokenFile)
	if err != nil {
		return "", false
	}
	var tok savedToken
	if err := json.Unmarshal(data, &tok); err != nil || tok.AccessToken == "" {
		return "", false
	}
	return tok.AccessToken, true
}

func saveToken(t *testing.T, token string, userID int, name string) {
	t.Helper()
	data, _ := json.MarshalIndent(savedToken{
		AccessToken: token,
		UserID:      userID,
		UserName:    name,
	}, "", "  ")
	if err := os.WriteFile(tokenFile, data, 0600); err != nil {
		t.Logf("warning: could not save token: %v", err)
	} else {
		t.Logf("token saved → %s", tokenFile)
	}
}

// ── client setup ──────────────────────────────────────────────────────────────

// authedClient returns a client with a valid access token.
// It loads a saved token if available; otherwise it performs a full login with
// optional interactive 2FA (reads the code from stdin).
func authedClient(t *testing.T) *mrktplaats.Client {
	t.Helper()
	if token, ok := loadSavedToken(); ok {
		t.Logf("reusing saved token from %s", tokenFile)
		return mrktplaats.NewClient(mrktplaats.WithAccessToken(token))
	}

	client := mrktplaats.NewClient()
	ctx := context.Background()

	t.Logf("logging in as %s ...", testEmail)
	login, err := client.Auth.Login(ctx, testEmail, testPassword)
	if err != nil {
		t.Fatalf("Login: %v", err)
	}

	if login.Auth != nil {
		// no 2FA required
		saveToken(t, login.Auth.AccessToken, 0, "")
		return client
	}

	if login.Verification == nil {
		t.Fatal("Login: expected auth or verification in response")
	}

	t.Logf("2FA required via %s", login.Verification.Method)
	t.Logf("message: %s", login.Verification.Message)

	fmt.Fprint(os.Stderr, "\n>>> Enter 2FA code: ")
	reader := bufio.NewReader(os.Stdin)
	code, _ := reader.ReadString('\n')
	code = strings.TrimSpace(code)

	auth, err := client.Auth.VerifyCode(ctx, login.Verification.RequestID, code)
	if err != nil {
		t.Fatalf("VerifyCode: %v", err)
	}

	saveToken(t, auth.Auth.AccessToken, auth.User.ID, auth.User.Name)
	return client
}

// anonClient returns an unauthenticated client for tests that do not require auth.
func anonClient() *mrktplaats.Client {
	return mrktplaats.NewClient()
}

// ── helpers ───────────────────────────────────────────────────────────────────

func ctx() context.Context {
	c, _ := context.WithTimeout(context.Background(), 20*time.Second)
	return c
}

func check(t *testing.T, name string, err error) bool {
	t.Helper()
	if err != nil {
		t.Errorf("%s: %v", name, err)
		return false
	}
	return true
}

// ── helpers ───────────────────────────────────────────────────────────────────

// openTestImage opens the Seiko SARV001 test photo.
// The SDK's UploadImage / Recognize automatically compress large images.
func openTestImage(t *testing.T) *os.File {
	t.Helper()
	f, err := os.Open("./TEST/IMG_20240522_182451.jpg")
	if err != nil {
		t.Fatalf("open test image: %v", err)
	}
	return f
}

// ═══════════════════════════════════════════════════════════════════════════════
// THE INTEGRATION TEST
// ═══════════════════════════════════════════════════════════════════════════════

func TestIntegration(t *testing.T) {
	client := authedClient(t)
	anon := anonClient()

	// ── 1. Config / Labs ──────────────────────────────────────────────────────
	t.Run("Config_Labs", func(t *testing.T) {
		cfg, err := client.Config.Labs(ctx())
		if !check(t, "Labs", err) {
			return
		}
		if len(cfg.ABSwitches) == 0 {
			t.Error("expected at least one AB switch, got none")
		}
		t.Logf("AB switches: %d  feature switches: %d", len(cfg.ABSwitches), len(cfg.FeatureSwitches))
	})

	// ── 2. Categories ─────────────────────────────────────────────────────────
	t.Run("Categories_All", func(t *testing.T) {
		resp, err := anon.Categories.All(ctx())
		if !check(t, "All", err) {
			return
		}
		if len(resp.Categories) == 0 {
			t.Error("expected categories, got none")
		}
		t.Logf("top-level categories: %d  (first: %q)", len(resp.Categories), resp.Categories[0].Name)
	})

	t.Run("Categories_Buckets", func(t *testing.T) {
		// category 1 = Antiek en Kunst
		buckets, err := anon.Categories.Buckets(ctx(), 1)
		if !check(t, "Buckets", err) {
			return
		}
		if len(buckets) == 0 {
			t.Error("expected at least one bucket for category 1")
		}
		t.Logf("buckets for cat 1: %d  (first: %q with %d subcats)",
			len(buckets), buckets[0].Name, len(buckets[0].Categories))
	})

	// ── 3. Discovery ──────────────────────────────────────────────────────────
	t.Run("Discovery_Feeds", func(t *testing.T) {
		resp, err := anon.Discovery.Feeds(ctx(), 3)
		if !check(t, "Feeds", err) {
			return
		}
		if len(resp.Feeds) == 0 {
			t.Error("expected feeds, got none")
		}
		t.Logf("feeds: %d", len(resp.Feeds))
		for _, f := range resp.Feeds {
			t.Logf("  feed_id=%q  title=%q  login_required=%v", f.FeedID, f.DisplayTitle, f.LoginRequired)
		}
	})

	t.Run("Discovery_FeedListings", func(t *testing.T) {
		resp, err := anon.Discovery.FeedListings(ctx(), "f8", &mrktplaats.FeedListingsOptions{
			Size:         40,
			PageLocation: "HOMEPAGE_DISCOVERY",
		})
		if !check(t, "FeedListings f8", err) {
			return
		}
		if len(resp.Listings) == 0 {
			t.Error("expected listings in feed f8")
		}
		t.Logf("feed f8 listings: %d  (first: %q %s)",
			len(resp.Listings), resp.Listings[0].Title, resp.Listings[0].Price.PriceTypeLabel)
	})

	// ── 4. Search (LRP) ───────────────────────────────────────────────────────
	t.Run("Search_KeywordSuggestions", func(t *testing.T) {
		resp, err := anon.Search.KeywordSuggestions(ctx(), "fiets", 0)
		if !check(t, "KeywordSuggestions", err) {
			return
		}
		if len(resp.Suggestions) == 0 {
			t.Error("expected suggestions for 'fiets'")
		}
		t.Logf("suggestions for %q: %v", resp.Keyword, resp.Suggestions)
	})

	// Track a URN from search to reuse in later tests.
	var searchURN string

	t.Run("Search_Fetch", func(t *testing.T) {
		resp, err := anon.Search.Fetch(ctx(), &mrktplaats.SearchRequest{
			Query:                       "fiets",
			Page:                        1,
			Size:                        10,
			SortBy:                      "SORT_INDEX",
			Languages:                   []string{"nl-BE"},
			AllowCorrection:             true,
			SearchOnTitleAndDescription: true,
			ShowListings:                true,
			SupportsReservedFlag:        true,
		}, nil)
		if !check(t, "Fetch", err) {
			return
		}

		var listings int
		for _, item := range resp.Items {
			if l := item.Listing(); l != nil {
				listings++
				if searchURN == "" {
					searchURN = l.AdCore.URN
				}
			}
		}
		if listings == 0 {
			t.Error("expected at least one listing in search results")
		}
		t.Logf("total items: %d  listings: %d  numFound: %d  firstURN: %s",
			len(resp.Items), listings, resp.SearchHistograms.NumFound, searchURN)
	})

	t.Run("Search_DisplayTargeting", func(t *testing.T) {
		results, err := anon.Search.DisplayTargeting(ctx(), &mrktplaats.DisplayTargetingRequest{
			Positions: []string{"srpHeaderNativeAd", "srpListNativeAd"},
			Query:     "fiets",
		})
		if !check(t, "DisplayTargeting", err) {
			return
		}
		t.Logf("targeting slots: %d", len(results))
	})

	// ── 5. Listing detail (VIP) ───────────────────────────────────────────────
	urn := testListingURN // fall back to the designated test listing
	if searchURN != "" {
		urn = searchURN
	}

	// detailSellerID is Mattia's seller ID, captured from Listing_TestListingDetails.
	// Required by Relevant_Get — populated before that test runs.
	var detailSellerID string

	t.Run("Listing_Get", func(t *testing.T) {
		detail, err := client.Listings.Get(ctx(), urn)
		if !check(t, "Get "+urn, err) {
			return
		}
		if detail.AdCore.URN == "" {
			t.Error("listing URN is empty in response")
		}
		if detail.AdCore.Title == "" {
			t.Error("listing Title is empty in response")
		}
		t.Logf("listing: %q  price: %s  city: %s  seller: %s",
			detail.AdCore.Title,
			detail.AdCore.Price.PriceTypeLabel,
			detail.AdCore.AdAddress.City,
			detail.SellerInformation.Name)
		t.Logf("pictures: %d  attributes: %d",
			len(detail.AdCore.Pictures), len(detail.AdCore.Attributes))
	})

	t.Run("Listing_DisplayTargeting", func(t *testing.T) {
		results, err := client.Listings.DisplayTargeting(ctx(), &mrktplaats.VIPDisplayTargetingRequest{
			AdURN:     urn,
			Positions: mrktplaats.DefaultVIPPositions,
		})
		if !check(t, "VIP DisplayTargeting", err) {
			return
		}
		t.Logf("VIP targeting slots: %d", len(results))
	})

	// ── 7. User ───────────────────────────────────────────────────────────────
	var myUserID   int
	var myUserName string
	var myPostcode string

	t.Run("User_Me", func(t *testing.T) {
		user, err := client.Users.Me(ctx())
		if !check(t, "Me", err) {
			return
		}
		if user.ID == 0 {
			t.Error("user ID is 0")
		}
		myUserID   = user.ID
		myUserName = user.Name
		myPostcode = user.ZipCode
		t.Logf("user: id=%d  name=%q  email=%q  zipCode=%q  ndfc=%q",
			user.ID, user.Name, user.Email, user.ZipCode, user.NdfcDeclarationStatus)
	})

	t.Run("User_Reviews_Received", func(t *testing.T) {
		if myUserID == 0 {
			t.Skip("user ID unknown (User_Me failed)")
		}
		resp, err := client.Users.Reviews(ctx(), myUserID, mrktplaats.ReviewRoleReviewee)
		if !check(t, "Reviews(reviewee)", err) {
			return
		}
		t.Logf("reviews received: %d  avg score: %.1f", resp.Summary.NumberOfReviews, resp.Summary.AverageScore)
	})

	// ── 8. Notifications ──────────────────────────────────────────────────────
	t.Run("Notifications_UnreadCount", func(t *testing.T) {
		resp, err := client.Notifications.UnreadCount(ctx())
		if !check(t, "UnreadCount", err) {
			return
		}
		t.Logf("unread notifications: %d", resp.UnreadNotificationsCount)
	})

	// ── 9. Payments ───────────────────────────────────────────────────────────
	t.Run("Payments_CartItemCount", func(t *testing.T) {
		resp, err := client.Payments.CartItemCount(ctx())
		if !check(t, "CartItemCount", err) {
			return
		}
		t.Logf("payment cart: userID=%q  items=%d", resp.UserID, resp.NumberOfItems)
	})

	// ── 10. Messaging ─────────────────────────────────────────────────────────
	t.Run("Messaging_ServerTime", func(t *testing.T) {
		ts, err := client.Messaging.ServerTime(ctx())
		if !check(t, "ServerTime", err) {
			return
		}
		if ts.IsZero() {
			t.Error("server time is zero")
		}
		diff := time.Since(ts).Abs()
		if diff > 5*time.Minute {
			t.Errorf("server time differs from local time by %s (more than 5m)", diff)
		}
		t.Logf("server time: %s  (diff from local: %s)", ts.Format(time.RFC3339), diff)
	})

	// testListingConvID is the conversation about testListingURN with Mattia.
	// It may already exist (from a previous bid/message); we capture it from
	// the conversations list and reuse it throughout the messaging tests.
	var testListingConvID string

	t.Run("Messaging_Conversations", func(t *testing.T) {
		resp, err := client.Messaging.Conversations(ctx(), &mrktplaats.ConversationsOptions{
			Limit: 50,
		})
		if !check(t, "Conversations", err) {
			return
		}
		t.Logf("conversations: total=%d  unread=%d", resp.TotalCount, resp.UnreadMessagesCount)
		for i, conv := range resp.Conversations {
			lm := conv.LatestMessage()
			lastText := "(none)"
			if lm != nil {
				lastText = lm.Text
				if len(lastText) > 50 {
					lastText = lastText[:50] + "…"
				}
			}
			t.Logf("  [%d] id=%q  itemId=%q  title=%q  with=%q  unread=%d  latest=%q",
				i, conv.ID, conv.ItemID, conv.Title, conv.OtherParticipant.Name, conv.UnreadMessagesCount, lastText)
			// Identify existing conversation about the test listing
			if conv.ItemID == testListingURN && testListingConvID == "" {
				testListingConvID = conv.ID
				t.Logf("  → found existing test listing conversation: %s", conv.ID)
			}
		}
	})

	t.Run("Messaging_Messages", func(t *testing.T) {
		convID := testListingConvID
		if convID == "" {
			t.Skip("no conversation about test listing found yet")
		}
		resp, err := client.Messaging.Messages(ctx(), convID, 0, 20)
		if !check(t, "Messages", err) {
			return
		}
		t.Logf("messages in test listing conv %q: total=%d (fetched %d)", convID, resp.TotalCount, len(resp.Messages))
		for _, msg := range resp.Messages {
			text := msg.Text
			if len(text) > 60 {
				text = text[:60] + "…"
			}
			t.Logf("  [%s] sender=%d  type=%s  read=%v  %q",
				msg.ReceivedDate.Format("2006-01-02 15:04"), msg.SenderID, msg.MessageType, msg.IsRead, text)
		}
	})

	t.Run("Messaging_EmailSubscriptions", func(t *testing.T) {
		raw, err := client.Messaging.EmailSubscriptions(ctx())
		if !check(t, "EmailSubscriptions", err) {
			return
		}
		t.Logf("email subscriptions: %s", string(raw))
	})

	// ── 11. My Account ────────────────────────────────────────────────────────
	t.Run("MyAccount_MyAds_Active", func(t *testing.T) {
		resp, err := client.MyAccount.MyAds(ctx(), &mrktplaats.MyAdsOptions{
			Status: "active",
			Counts: true,
			Limit:  25,
		})
		if !check(t, "MyAds(active)", err) {
			return
		}
		t.Logf("my active ads: %d total", resp.MyAdsTotalCount)
		for _, tab := range resp.Tabs {
			t.Logf("  tab %q: %d ads", tab.Title, tab.Count)
		}
		for _, ad := range resp.MyAds {
			t.Logf("  ad: id=%s  title=%q  price=%d ct", ad.ItemID, ad.Title, ad.PriceInCents)
		}
	})

	// ── 12. Favorites ─────────────────────────────────────────────────────────
	//
	// All favorite operations are tested against testListingURN (the NVIDEA
	// listing on the second test account). We first ensure a clean slate by
	// removing it if it's already present, then add it, verify it appears, then
	// remove it and verify it's gone.

	t.Run("Favorites_List", func(t *testing.T) {
		resp, err := client.Favorites.List(ctx(), 50)
		if !check(t, "List", err) {
			return
		}
		t.Logf("favorites: total=%d  more=%v", resp.Total, resp.MoreItemsAvailable)
		for _, item := range resp.Items {
			t.Logf("  fav: %s  (saved: %s)", item.ItemID, item.CreationDate)
		}
	})

	t.Run("Favorites_Add", func(t *testing.T) {
		// Ensure clean state — remove if already present (ignore errors)
		_ = client.Favorites.Remove(ctx(), testListingURN)

		items, err := client.Favorites.Add(ctx(), testListingURN)
		if !check(t, "Add "+testListingURN, err) {
			return
		}
		t.Logf("Add response: %d item(s)", len(items))

		// Verify the item actually appears in the favorites list
		list, err := client.Favorites.List(ctx(), 50)
		if !check(t, "List after Add", err) {
			return
		}
		found := false
		for _, item := range list.Items {
			if item.ItemID == testListingURN {
				found = true
			}
		}
		if !found {
			t.Errorf("%s not found in favorites after Add", testListingURN)
		} else {
			t.Logf("%s confirmed in favorites (total: %d)", testListingURN, list.Total)
		}
	})

	t.Run("Favorites_Remove", func(t *testing.T) {
		err := client.Favorites.Remove(ctx(), testListingURN)
		if !check(t, "Remove "+testListingURN, err) {
			return
		}

		// Verify it's really gone
		list, err := client.Favorites.List(ctx(), 50)
		if !check(t, "List after Remove", err) {
			return
		}
		for _, item := range list.Items {
			if item.ItemID == testListingURN {
				t.Errorf("%s still present in favorites after Remove", testListingURN)
				return
			}
		}
		t.Logf("%s confirmed removed from favorites (total: %d)", testListingURN, list.Total)
	})

	// ── 13. SYI helpers ───────────────────────────────────────────────────────
	t.Run("SYI_Form", func(t *testing.T) {
		// category 1831 = Horloges | Heren
		resp, err := client.SYI.Form(ctx(), 1831)
		if !check(t, "Form(1831)", err) {
			return
		}
		t.Logf("SYI form cat=%d  attributes: %d", resp.CategoryID, len(resp.SYIAttributes))
		for _, attr := range resp.SYIAttributes {
			t.Logf("  attr: key=%q  label=%q  type=%q  mandatory=%v  values=%d",
				attr.Key, attr.Label, attr.AttributeType, attr.Mandatory, len(attr.SupportedValues))
		}
	})

	t.Run("SYI_PriceSuggestion", func(t *testing.T) {
		resp, err := client.SYI.PriceSuggestion(ctx(), 1831, "Seiko SARV001")
		if !check(t, "PriceSuggestion", err) {
			return
		}
		t.Logf("price segments: %d", len(resp.Segments))
		for _, seg := range resp.Segments {
			t.Logf("  %s: €%.2f – €%.2f  (%d similar ads)",
				seg.Title, float64(seg.MinPrice)/100, float64(seg.MaxPrice)/100, seg.TotalSimilarAdsCount)
		}
	})

	t.Run("SYI_AttributeSuggestions", func(t *testing.T) {
		raw, err := client.SYI.AttributeSuggestions(ctx(), 1831, "Seiko SARV001 automatisch horloge")
		if !check(t, "AttributeSuggestions", err) {
			return
		}
		t.Logf("attribute suggestions: %s", string(raw))
	})

	t.Run("SYI_SuspiciousKeywords", func(t *testing.T) {
		raw, err := client.SYI.SuspiciousKeywordsWarnings(ctx(), 1831, "Seiko horloge te koop")
		if !check(t, "SuspiciousKeywordsWarnings", err) {
			return
		}
		t.Logf("keyword warnings: %s", string(raw))
	})

	t.Run("SYI_UploadImage", func(t *testing.T) {
		f := openTestImage(t)
		defer f.Close()
		pictureID, err := client.SYI.UploadImage(ctx(), f, "seiko_sarv001.jpg")
		if !check(t, "UploadImage", err) {
			return
		}
		if pictureID == "" {
			t.Error("expected a non-empty pictureId")
		}
		t.Logf("uploaded image pictureId: %q", pictureID)
	})

	// ── 14. Saleability / Image Recognition ───────────────────────────────────
	t.Run("Saleability_Recognize", func(t *testing.T) {
		f := openTestImage(t)
		defer f.Close()
		resp, err := client.Saleability.Recognize(ctx(), f, "seiko_sarv001.jpg")
		if !check(t, "Recognize", err) {
			return
		}
		t.Logf("predictions: %d", len(resp.Predictions))
		for _, p := range resp.Predictions {
			t.Logf("  catID=%d  %q  confidence=%.3f", p.CategoryID, p.CategoryName, p.Confidence)
		}
	})

	// ── 16. Test listing (m2372861012 "NVIDEA 100000 V2") ────────────────────

	t.Run("Search_TestListing", func(t *testing.T) {
		resp, err := anon.Search.Fetch(ctx(), &mrktplaats.SearchRequest{
			Query:                       "NVIDEA 100000 V2",
			Page:                        1,
			Size:                        5,
			SortBy:                      "SORT_INDEX",
			AllowCorrection:             false,
			SearchOnTitleAndDescription: true,
			ShowListings:                true,
			SupportsReservedFlag:        true,
		}, nil)
		if !check(t, "Fetch TestListing", err) {
			return
		}
		found := false
		for _, item := range resp.Items {
			l := item.Listing()
			if l == nil {
				continue
			}
			if l.AdCore.URN == testListingURN {
				found = true
				t.Logf("found test listing: %q  price: %s  city: %s",
					l.AdCore.Title, l.AdCore.Price.PriceTypeLabel, l.AdCore.AdAddress.City)
			}
		}
		if !found {
			t.Errorf("test listing %s not found in search results for 'NVIDEA 100000 V2'", testListingURN)
		}
	})

	t.Run("Listing_TestListingDetails", func(t *testing.T) {
		detail, err := client.Listings.Get(ctx(), testListingURN)
		if !check(t, "Get "+testListingURN, err) {
			return
		}
		if !strings.Contains(detail.AdCore.Title, "NVIDEA") {
			t.Errorf("expected title to contain 'NVIDEA', got %q", detail.AdCore.Title)
		}
		detailSellerID = fmt.Sprintf("%d", detail.SellerInformation.ID)
		t.Logf("test listing: %q  price: %s  seller: %s (id=%s)  bids: %d  minBid: %d ct",
			detail.AdCore.Title, detail.AdCore.Price.PriceTypeLabel,
			detail.SellerInformation.Name, detailSellerID, len(detail.Bids), detail.CurrentMinimumBid)
	})

	// ── 6. Similar/Relevant ads ───────────────────────────────────────────────
	t.Run("Relevant_Get", func(t *testing.T) {
		if detailSellerID == "" {
			t.Skip("seller ID not available (Listing_TestListingDetails failed)")
		}
		resp, err := anon.Relevant.Get(ctx(), testListingURN, detailSellerID, 0)
		if !check(t, "Get", err) {
			return
		}
		t.Logf("result_type: %q  similar items: %d", resp.ResultType, len(resp.Items))
		if len(resp.Items) > 0 {
			t.Logf("  first: %q", resp.Items[0].AdCore.Title)
		}
	})

	// ── 17. Create and delete a listing ──────────────────────────────────────

	t.Run("SYI_CreateAndDelete", func(t *testing.T) {
		if myPostcode == "" || myUserName == "" {
			t.Skip("user info not available (User_Me failed)")
		}

		// Upload the real Seiko SARV001 test image (SDK auto-compresses if needed)
		imgFile := openTestImage(t)
		defer imgFile.Close()
		pictureID, err := client.SYI.UploadImage(ctx(), imgFile, "seiko_sarv001.jpg")
		if !check(t, "UploadImage for create", err) {
			return
		}
		t.Logf("uploaded picture: %s", pictureID)

		// Create listing — Seiko SARV001, category 1831 (Horloges | Heren)
		createResp, err := client.SYI.Create(ctx(), &mrktplaats.CreateAdRequest{
			CategoryID: 1831,
			Translations: []mrktplaats.Translation{{
				Locale:      "nl-BE",
				Title:       "Seiko SARV001 - SDK integratietest",
				Description: "Seiko SARV001 automatisch horloge. SDK integratietest — gelieve te negeren.",
			}},
			PriceInCents:                    25000, // €250
			PriceType:                       "FIXED",
			BiddingEnabled:                  false,
			BuyItNowEnabled:                 false,
			BuyerProtectionAllowed:          false,
			Attributes:                      []any{},
			PictureIDs:                      []string{pictureID},
			DeliveryMethod:                  "Ophalen",
			ShippingConfig:                  mrktplaats.ShippingConfig{Carriers: []string{}},
			SellerName:                      myUserName,
			Postcode:                        myPostcode,
			AddToPaymentCart:                false,
			SelectedBundle:                  "FREE",
			SYISessionID:                    fmt.Sprintf("sdk-test-%d", time.Now().UnixMilli()),
			IntegratedShippingForTWHEnabled: true,
			FeatureSource:                   "SYI",
			FeatureTypes:                    []any{},
			UseDynamicPricing:               false,
		})
		if !check(t, "Create listing", err) {
			return
		}
		createdURN := createResp.URN()
		if createdURN == "" {
			t.Error("created listing has no URN in response")
			return
		}
		t.Logf("created listing: %s", createdURN)

		// Verify we can fetch the new listing
		detail, err := client.Listings.Get(ctx(), createdURN)
		if !check(t, "Get created listing", err) {
			return
		}
		if detail.AdCore.URN == "" {
			t.Error("listing URN empty after create")
		}
		t.Logf("verified: %q  price: %d ct", detail.AdCore.Title, detail.AdCore.Price.PriceAmount)

		// Verify it appears in MyAds (may have a short propagation delay)
		myAds, err := client.MyAccount.MyAds(ctx(), &mrktplaats.MyAdsOptions{Status: "active", Counts: true, Limit: 50})
		if !check(t, "MyAds after create", err) {
			return
		}
		found := false
		for _, ad := range myAds.MyAds {
			if ad.ItemID == createdURN {
				found = true
			}
		}
		if !found {
			t.Logf("note: %s not yet visible in MyAds (API indexing lag — listing was created successfully)", createdURN)
		} else {
			t.Logf("listing confirmed in MyAds (total active: %d)", myAds.MyAdsTotalCount)
		}

		// Delete it
		err = client.MyAccount.DeleteAds(ctx(), []string{createdURN}, mrktplaats.DeleteReasonOther)
		if !check(t, "DeleteAds", err) {
			return
		}
		t.Logf("deleted listing %s", createdURN)
	})

	// ── 18. Bidding — only against our own test listing ──────────────────────
	//
	// We only ever touch testListingURN (our own listing) so no random sellers
	// are affected. The API will reject bids from the listing owner, so we
	// expect a graceful skip in normal operation.

	t.Run("Enquiry_PlaceBid_TestListing", func(t *testing.T) {
		// Fetch testListingURN to inspect its bid configuration
		detail, err := client.Listings.Get(ctx(), testListingURN)
		if !check(t, "Get test listing for bid", err) {
			return
		}
		pt := detail.AdCore.Price.PriceType
		if pt != "FAST_BID" && pt != "MIN_BID" {
			t.Skipf("test listing %s is not bid-enabled (priceType=%s) — update the listing to use MIN_BID to exercise this path", testListingURN, pt)
			return
		}
		bidAmount := detail.CurrentMinimumBid
		if bidAmount == 0 {
			bidAmount = 100
		}
		t.Logf("test listing price type: %s  minimum bid: %d ct (€%.2f)", pt, bidAmount, float64(bidAmount)/100)

		// Attempt to place a bid — the API should reject it because we own the listing
		bidResp, err := client.Enquiry.PlaceBid(ctx(), testListingURN, &mrktplaats.PlaceBidRequest{
			Value: bidAmount,
		})
		if err != nil {
			// Expected: "cannot bid on own listing" or similar
			t.Logf("PlaceBid returned expected error for own listing: %v", err)
			t.Skip("PlaceBid endpoint reachable — own-listing rejection confirmed")
			return
		}
		t.Logf("placed bid: %d ct  total bids: %d", bidAmount, len(bidResp.Bids))

		// If for some reason it succeeded, clean up immediately
		var bidID int
		for _, b := range bidResp.Bids {
			if b.User.ID == myUserID {
				bidID = b.ID
			}
		}
		if bidID == 0 {
			t.Error("our bid not found in PlaceBid response")
			return
		}
		removeResp, err := client.Enquiry.RemoveBid(ctx(), bidID)
		if !check(t, "RemoveBid", err) {
			return
		}
		t.Logf("removed bid %d  remaining bids: %d  new minBid: %d ct",
			bidID, len(removeResp.Bids), removeResp.CurrentMinimumBid)
	})

	// ── 19. Messaging — write operations against the test listing ────────────
	//
	// testListingURN (m2372861012 "NVIDEA 100000 V2") is owned by a separate
	// test account (Mattia). The authenticated account (Jonathan) can contact
	// that seller freely. We start a conversation if one does not exist yet,
	// or reuse the existing one, then send a test message.

	t.Run("Messaging_StartConversation", func(t *testing.T) {
		if detailSellerID == "" {
			t.Skip("seller ID not available (Listing_TestListingDetails failed)")
		}
		// AskQuestion / StartConversation always succeeds even if a conversation
		// already exists — the API returns 204 No Content in both cases.
		err := client.Messaging.StartConversation(ctx(), testListingURN, detailSellerID,
			"SDK integration test — gelieve te negeren / please ignore this automated test message")
		if !check(t, "StartConversation", err) {
			return
		}
		t.Logf("StartConversation OK (ASQ sent to seller %s about listing %s)", detailSellerID, testListingURN)
	})

	t.Run("Messaging_SendMessage", func(t *testing.T) {
		if testListingConvID == "" {
			t.Skip("no conversation with test listing seller available")
		}
		msgID, err := client.Messaging.SendMessage(ctx(), testListingConvID,
			"SDK integration test — gelieve te negeren / please ignore this automated test message")
		if !check(t, "SendMessage", err) {
			return
		}
		t.Logf("sent message %q to conversation %s (NVIDEA 100000 V2 / Mattia)", msgID, testListingConvID)
	})
}