package web

import (
	"context"
	"net/http"
	"net/http/httptest"
	"strings"
	"testing"

	"backend/internal/auth"
	"backend/internal/db/sqlc"
)

func TestLinkedProviders_UnauthRedirectsToLogin(t *testing.T) {
	router := newAuthPageRouter(t, AuthDeps{})

	req := httptest.NewRequest(http.MethodGet, "/account/providers", nil)
	rec := httptest.NewRecorder()
	router.ServeHTTP(rec, req)

	if rec.Code != http.StatusSeeOther {
		t.Fatalf("status = %d; want 303", rec.Code)
	}
	if loc := rec.Header().Get("Location"); loc != "/login" {
		t.Fatalf("Location = %q; want /login", loc)
	}
}

func TestLinkedProviders_ShowsConnectedAndNotConnectedRows(t *testing.T) {
	pool, cleanup := setupTestDB(t)
	defer cleanup()

	ctx := context.Background()
	q := sqlc.New(pool)
	store := auth.NewStore(q)
	user := preInsertUser(t, ctx, q, "providers@example.com", "correct-horse-12chars")
	if _, err := q.InsertUserIdentity(ctx, sqlc.InsertUserIdentityParams{
		UserID:          user.ID,
		Provider:        "google",
		ProviderSubject: "providers-google-subject",
		Email:           "providers@example.com",
		EmailVerified:   true,
	}); err != nil {
		t.Fatalf("InsertUserIdentity: %v", err)
	}
	cookieValue, _, err := store.Create(ctx, user.ID)
	if err != nil {
		t.Fatalf("Create session: %v", err)
	}
	router := newTestRouter(q, store)

	req := httptest.NewRequest(http.MethodGet, "/account/providers", nil)
	req.AddCookie(&http.Cookie{Name: auth.SessionCookieName, Value: cookieValue})
	rec := httptest.NewRecorder()
	router.ServeHTTP(rec, req)

	if rec.Code != http.StatusOK {
		t.Fatalf("status = %d; want 200; body: %s", rec.Code, rec.Body.String())
	}
	body := rec.Body.String()
	for _, want := range []string{
		"Linked providers",
		"Google",
		"Connected",
		"providers@example.com",
	} {
		if !strings.Contains(body, want) {
			t.Fatalf("body missing %q; body: %s", want, body)
		}
	}
	for _, notWant := range []string{"Apple", "Not connected", "Unlink", "Add password"} {
		if strings.Contains(body, notWant) {
			t.Fatalf("body must not contain %q; body: %s", notWant, body)
		}
	}
}
