package menu_test

import (
	"bytes"
	"context"
	"encoding/json"
	"fmt"
	"io"
	"net/http"
	"net/http/httptest"
	"os"
	"path/filepath"
	"strings"
	"sync/atomic"
	"testing"
	"time"

	_ "git.golem15.com/golem15/sm-menu-plugin"
	"git.golem15.com/golem15/sm-menu-plugin/console"
	"git.golem15.com/golem15/sm-menu-plugin/models"
	"git.golem15.com/golem15/summercms/modules/backpack"
	"git.golem15.com/golem15/summercms/modules/bonfire"
	"git.golem15.com/golem15/summercms/modules/bouncer"
	"git.golem15.com/golem15/summercms/modules/cabana"
	"git.golem15.com/golem15/summercms/modules/compass"
	"git.golem15.com/golem15/summercms/modules/lagoon"
	"git.golem15.com/golem15/summercms/modules/pact"
	"git.golem15.com/golem15/summercms/modules/party"
	"git.golem15.com/golem15/summercms/modules/signpost"
	"git.golem15.com/golem15/summercms/modules/surf"
	"gorm.io/gorm"
)

// testTypesPluginID is the fake content plugin that registers menu item
// types for the smoke tests, so the menu plugin needs no content plugin.
const testTypesPluginID = "acme.menutypes"

const permManage = "golem15.menu.manage_menu"

// acmeTypes registers acme-page (references 1 Home with 2 About under it),
// acme-list (a list type without references) and all-journal-categories,
// the registry key the Winter import maps blog_categories to.
type acmeTypes struct{}

func (acmeTypes) ID() string                   { return testTypesPluginID }
func (acmeTypes) Requires() []string           { return nil }
func (acmeTypes) Register(*backpack.App) error { return nil }
func (acmeTypes) Boot(*backpack.App) error     { return nil }
func (acmeTypes) MenuItemTypes() []pact.MenuItemType {
	return []pact.MenuItemType{
		{
			Key:            "acme-page",
			Label:          "Acme page",
			DefaultPattern: "/pages/:slug",
			References: func(context.Context) ([]pact.MenuItemReference, error) {
				return []pact.MenuItemReference{{Value: "1", Label: "Home", Items: []pact.MenuItemReference{{Value: "2", Label: "About"}}}}, nil
			},
			Resolve: resolvePage,
		},
		{
			Key:            "acme-list",
			Label:          "Acme pages",
			DefaultPattern: "/pages/:slug",
			PatternFrom:    "acme-page",
			Nesting:        true,
			DynamicItems:   true,
			Resolve: func(_ context.Context, in pact.MenuItemResolve) (*pact.ResolvedMenuItem, error) {
				var items []pact.ResolvedMenuItem
				for _, slug := range []string{"home", "about"} {
					url := strings.ReplaceAll(in.Pattern, ":slug", slug)
					items = append(items, pact.ResolvedMenuItem{
						Title: slug, URL: url,
						Alternates: []pact.MenuItemAlternate{{Locale: "pl", URL: url, Title: slug}, {Locale: "en", URL: "/en" + url, Title: slug + " (en)"}},
					})
				}
				return &pact.ResolvedMenuItem{Items: items}, nil
			},
		},
		{
			Key:            "all-journal-categories",
			Label:          "All categories",
			DefaultPattern: "/:slug",
			Nesting:        true,
			DynamicItems:   true,
			Resolve: func(context.Context, pact.MenuItemResolve) (*pact.ResolvedMenuItem, error) {
				return &pact.ResolvedMenuItem{Items: []pact.ResolvedMenuItem{{Title: "News", URL: "/news", Alternates: []pact.MenuItemAlternate{{Locale: "pl", URL: "/news", Title: "News"}}}}}, nil
			},
		},
	}
}

// resolvePage resolves references 1 (home) and 2 (about) with the layered
// pattern; any other reference no longer exists.
func resolvePage(_ context.Context, in pact.MenuItemResolve) (*pact.ResolvedMenuItem, error) {
	slugs := map[string]string{"1": "home", "2": "about"}
	slug, ok := slugs[in.Reference]
	if !ok {
		return nil, nil
	}
	url := strings.ReplaceAll(in.Pattern, ":slug", slug)
	return &pact.ResolvedMenuItem{
		Title: slug,
		URL:   url,
		Alternates: []pact.MenuItemAlternate{
			{Locale: "pl", URL: url, Title: slug},
			{Locale: "en", URL: "/en" + url, Title: slug + " (en)"},
		},
	}, nil
}

var _ pact.HasMenuItemTypes = acmeTypes{}

func init() {
	party.Register(acmeTypes{})
}

// menuEnv is a booted application with the menu plugin and the fake types.
type menuEnv struct {
	h   http.Handler
	app *backpack.App
	gdb *gorm.DB
}

func testConfig(t *testing.T) *compass.Config {
	t.Helper()
	dir := t.TempDir()
	if err := os.WriteFile(filepath.Join(dir, "app.yaml"), []byte("name: menu-smoke\nlocale: en\nfallback_locale: en\nurl: https://api.example.test\n"), 0o644); err != nil {
		t.Fatal(err)
	}
	cfg, err := compass.Open(compass.Options{
		Dir:     dir,
		Environ: []string{"SUMMER_ENV=development", "SUMMER_ADMIN__JWT__SECRET=menu-smoke-test-only-hs256-secret-key-0001"},
	})
	if err != nil {
		t.Fatal(err)
	}
	for key, value := range map[string]any{
		"http.body_limits.default_bytes": 1048576,
		"http.body_limits.upload_bytes":  8388608,
		"mail.driver":                    "log",
		"mail.from":                      "noreply@example.test",
	} {
		if err := cfg.Set(key, value); err != nil {
			t.Fatal(err)
		}
	}
	return cfg
}

func bootMenu(t *testing.T) *menuEnv {
	t.Helper()
	sqlDB := freshDB(t)
	gdb, err := lagoon.Use(t.Context(), sqlDB)
	if err != nil {
		t.Fatal(err)
	}
	app := backpack.New(testConfig(t))
	if err := lagoon.Publish(app, sqlDB, gdb); err != nil {
		t.Fatal(err)
	}
	plugins, err := party.Activate(app, []string{testTypesPluginID, "golem15.menu"})
	if err != nil {
		t.Fatal(err)
	}
	if err := lagoon.Migrate(gdb, plugins); err != nil {
		t.Fatal(err)
	}
	h, err := surf.Assemble(app, plugins)
	if err != nil {
		t.Fatal(err)
	}
	return &menuEnv{h: h, app: app, gdb: gdb}
}

var adminSeq atomic.Uint64

// call sends an admin API request with an optional bearer token and JSON
// body.
func (e *menuEnv) call(t *testing.T, method, path, token string, body any) *httptest.ResponseRecorder {
	t.Helper()
	var reader io.Reader
	if body != nil {
		raw, err := json.Marshal(body)
		if err != nil {
			t.Fatal(err)
		}
		reader = bytes.NewReader(raw)
	}
	req := httptest.NewRequest(method, cabana.DefaultAdminPrefix+"/api/v1"+path, reader)
	req.Host = "api.example.test"
	req.RemoteAddr = fmt.Sprintf("198.51.100.%d:4000", adminSeq.Add(1)%250+1)
	req.Header.Set("Accept-Language", "en")
	if body != nil {
		req.Header.Set("Content-Type", "application/json")
	}
	if token != "" {
		req.Header.Set("Authorization", "Bearer "+token)
	}
	rec := httptest.NewRecorder()
	e.h.ServeHTTP(rec, req)
	return rec
}

// admin signs in a new administrator whose role grants permissions.
func (e *menuEnv) admin(t *testing.T, permissions ...string) string {
	t.Helper()
	stamp := fmt.Sprintf("%d%d", time.Now().UnixNano()%1_000_000_000, adminSeq.Add(1))
	login, password := "admin-"+stamp, "admin-secret-"+stamp
	hash, err := bouncer.HashPassword(10, password)
	if err != nil {
		t.Fatal(err)
	}
	grants := map[string]int{}
	for _, code := range permissions {
		grants[code] = 1
	}
	raw, _ := json.Marshal(grants)
	var roleID uint
	if err := e.gdb.Raw(`INSERT INTO backend_user_roles (name, code, permissions, is_system, created_at, updated_at) VALUES (?, ?, ?, FALSE, NOW(), NOW()) RETURNING id`,
		"Role "+stamp, "role-"+stamp, string(raw)).Scan(&roleID).Error; err != nil || roleID == 0 {
		t.Fatalf("backend role: id=%d err=%v", roleID, err)
	}
	if err := e.gdb.Exec(`INSERT INTO backend_users (login, email, password, is_activated, is_superuser, role_id, created_at, updated_at) VALUES (?, ?, ?, TRUE, FALSE, ?, NOW(), NOW())`,
		login, login+"@example.test", hash, roleID).Error; err != nil {
		t.Fatal(err)
	}
	rec := e.call(t, http.MethodPost, "/auth/login", "", map[string]string{"login": login, "password": password})
	var body struct {
		Data struct {
			AccessToken string `json:"access_token"`
		} `json:"data"`
	}
	if rec.Code != http.StatusOK || json.Unmarshal(rec.Body.Bytes(), &body) != nil || body.Data.AccessToken == "" {
		t.Fatalf("admin login: %d %s", rec.Code, rec.Body.String())
	}
	return body.Data.AccessToken
}

// create posts a record and returns its id; it fails the test unless the
// answer is 201.
func (e *menuEnv) create(t *testing.T, token, path string, body map[string]any) uint {
	t.Helper()
	rec := e.call(t, http.MethodPost, path, token, body)
	var out struct {
		Data struct {
			ID uint `json:"id"`
		} `json:"data"`
	}
	if rec.Code != http.StatusCreated || json.Unmarshal(rec.Body.Bytes(), &out) != nil || out.Data.ID == 0 {
		t.Fatalf("POST %s %v: %d %s", path, body, rec.Code, rec.Body.String())
	}
	return out.Data.ID
}

func (e *menuEnv) entry(t *testing.T, id uint) models.MenuEntry {
	t.Helper()
	var entry models.MenuEntry
	if err := e.gdb.First(&entry, id).Error; err != nil {
		t.Fatal(err)
	}
	return entry
}

func intOf(p *int) int {
	if p == nil {
		return -1
	}
	return *p
}

// expect422 posts or puts body and checks for a 422 naming field and,
// when key is set, the phrase key.
func (e *menuEnv) expect422(t *testing.T, token, method, path string, body map[string]any, field, key string) {
	t.Helper()
	rec := e.call(t, method, path, token, body)
	if rec.Code != http.StatusUnprocessableEntity || !strings.Contains(rec.Body.String(), `"`+field+`":`) || (key != "" && !strings.Contains(rec.Body.String(), key)) {
		t.Fatalf("%s %s %v: %d %s, want 422 on %s %s", method, path, body, rec.Code, rec.Body.String(), field, key)
	}
}

const (
	menusPath   = "/golem15/menu/menus"
	entriesPath = "/golem15/menu/menuentries"
)

// TestMenuAdminSmoke drives the menus and menu entries screens: the PHP save
// rules, the D-05 type set, the reference recheck, the URL scheme and target
// refusals, the parent cycle refusal and the tree reorder page scoped to one
// menu.
func TestMenuAdminSmoke(t *testing.T) {
	e := bootMenu(t)
	token := e.admin(t, permManage)

	mainID := e.create(t, token, menusPath, map[string]any{"name": "Main", "code": "main", "is_active": true})
	e.expect422(t, token, http.MethodPost, menusPath, map[string]any{"name": "Again", "code": "main", "is_active": true}, "code", "")

	// The form offers the built-ins and the registry types; the reference
	// depends on the type.
	rec := e.call(t, http.MethodGet, entriesPath+"/schema/form", token, nil)
	for _, want := range []string{`"value":"url"`, `"value":"divider"`, `"value":"acme-page"`, `"value":"acme-list"`, `"dependsOn":"type"`} {
		if rec.Code != http.StatusOK || !strings.Contains(rec.Body.String(), want) {
			t.Fatalf("form schema lacks %s: %d %s", want, rec.Code, rec.Body.String())
		}
	}
	rec = e.call(t, http.MethodGet, entriesPath+"/fields/reference/dependent-options?values%5Btype%5D=acme-page", token, nil)
	if rec.Code != http.StatusOK || !strings.Contains(rec.Body.String(), `"value":"2"`) || !strings.Contains(rec.Body.String(), `"applies":true`) {
		t.Fatalf("dependent options acme-page: %d %s", rec.Code, rec.Body.String())
	}
	rec = e.call(t, http.MethodGet, entriesPath+"/fields/reference/dependent-options?values%5Btype%5D=url", token, nil)
	if rec.Code != http.StatusOK || !strings.Contains(rec.Body.String(), `"applies":false`) {
		t.Fatalf("dependent options url: %d %s", rec.Code, rec.Body.String())
	}

	// The first entry; the second has no sort_order and goes after it with
	// zero nest columns.
	home := e.create(t, token, entriesPath, map[string]any{"menu": mainID, "type": "url", "title": "Home", "url": "/", "target": "_self"})
	divider := e.create(t, token, entriesPath, map[string]any{"menu": mainID, "type": "divider"})
	d := e.entry(t, divider)
	if intOf(d.SortOrder) != intOf(e.entry(t, home).SortOrder)+1 || intOf(d.NestLeft) != 0 || intOf(d.NestRight) != 0 || intOf(d.NestDepth) != 0 || models.Text(d.Title) != "" || d.IsPublished == nil || !*d.IsPublished {
		t.Fatalf("divider = %+v", d)
	}
	page := e.create(t, token, entriesPath, map[string]any{"menu": mainID, "type": "acme-page", "title": "About", "reference": "2", "url_pattern": "/p/:slug"})

	// A child without a menu takes its parent's menu.
	child := e.create(t, token, entriesPath, map[string]any{"parent": home, "type": "url", "title": "Contact", "url": "mailto:hello@example.test", "target": "_blank"})
	if c := e.entry(t, child); c.MenuID != mainID || c.ParentID == nil || *c.ParentID != home {
		t.Fatalf("child = %+v", c)
	}

	// Refusals: a reference the type does not offer, a javascript: URL, an
	// unknown target, an unknown type, no menu at all, a parent cycle.
	e.expect422(t, token, http.MethodPost, entriesPath, map[string]any{"menu": mainID, "type": "acme-page", "title": "Gone", "reference": "99"}, "reference", "")
	e.expect422(t, token, http.MethodPost, entriesPath, map[string]any{"menu": mainID, "type": "url", "title": "Evil", "url": "javascript:alert(1)"}, "url", "golem15.menu::lang.errors.url_scheme")
	e.expect422(t, token, http.MethodPost, entriesPath, map[string]any{"menu": mainID, "type": "url", "title": "Top", "url": "/", "target": "_top"}, "target", "golem15.menu::lang.errors.target")
	e.expect422(t, token, http.MethodPost, entriesPath, map[string]any{"menu": mainID, "type": "page", "title": "Old"}, "type", "")
	e.expect422(t, token, http.MethodPost, entriesPath, map[string]any{"type": "url", "title": "Nowhere", "url": "/"}, "menu", "golem15.menu::lang.errors.menu_required")
	e.expect422(t, token, http.MethodPut, fmt.Sprintf("%s/%d", entriesPath, home), map[string]any{"parent": child}, "parent", "golem15.menu::lang.errors.parent_cycle")
	var n int64
	e.gdb.Model(&models.MenuEntry{}).Count(&n)
	if n != 4 {
		t.Fatalf("refusals left %d entries, want 4", n)
	}

	// The list filtered on the menu, and the reorder tree of that menu.
	footerID := e.create(t, token, menusPath, map[string]any{"name": "Footer", "code": "footer", "is_active": true})
	foreign := e.create(t, token, entriesPath, map[string]any{"menu": footerID, "type": "url", "title": "Imprint", "url": "/imprint"})
	rec = e.call(t, http.MethodGet, fmt.Sprintf("%s?filter[menu_id]=%d", entriesPath, mainID), token, nil)
	if rec.Code != http.StatusOK || strings.Contains(rec.Body.String(), "Imprint") || !strings.Contains(rec.Body.String(), "Contact") {
		t.Fatalf("filtered list: %d %s", rec.Code, rec.Body.String())
	}
	rec = e.call(t, http.MethodGet, fmt.Sprintf("%s/reorder?partition=%d", entriesPath, mainID), token, nil)
	if rec.Code != http.StatusOK || strings.Contains(rec.Body.String(), "Imprint") || !strings.Contains(rec.Body.String(), `"title":"Reorder menu entries"`) {
		t.Fatalf("reorder tree: %d %s", rec.Code, rec.Body.String())
	}

	// Nest the acme page under Home after Contact; the divider moves up.
	nodes := []map[string]any{
		{"id": home, "parent_id": nil, "sort_order": 1},
		{"id": child, "parent_id": home, "sort_order": 1},
		{"id": page, "parent_id": home, "sort_order": 2},
		{"id": divider, "parent_id": nil, "sort_order": 2},
	}
	rec = e.call(t, http.MethodPost, entriesPath+"/reorder", token, map[string]any{"partition": mainID, "nodes": nodes})
	if rec.Code != http.StatusOK {
		t.Fatalf("reorder: %d %s", rec.Code, rec.Body.String())
	}
	if p := e.entry(t, page); p.ParentID == nil || *p.ParentID != home || intOf(p.SortOrder) != 2 {
		t.Fatalf("reordered page = %+v", p)
	}
	if dv := e.entry(t, divider); dv.ParentID != nil || intOf(dv.SortOrder) != 2 {
		t.Fatalf("reordered divider = %+v", dv)
	}

	// A reorder naming an entry of another menu changes nothing.
	nodes = append(nodes, map[string]any{"id": foreign, "parent_id": nil, "sort_order": 3})
	rec = e.call(t, http.MethodPost, entriesPath+"/reorder", token, map[string]any{"partition": mainID, "nodes": nodes})
	if rec.Code != http.StatusConflict {
		t.Fatalf("reorder with a foreign entry: %d %s", rec.Code, rec.Body.String())
	}

	// Without the permission the screens answer 403.
	other := e.admin(t)
	for _, path := range []string{menusPath, entriesPath} {
		if rec := e.call(t, http.MethodGet, path, other, nil); rec.Code != http.StatusForbidden {
			t.Errorf("GET %s without permission: %d", path, rec.Code)
		}
	}
}

func writeFile(t *testing.T, dir, name, body string) string {
	t.Helper()
	path := filepath.Join(dir, name)
	if err := os.WriteFile(path, []byte(body), 0o644); err != nil {
		t.Fatal(err)
	}
	return path
}

func testOutput() (bonfire.Output, *bytes.Buffer) {
	var buf bytes.Buffer
	return bonfire.NewOutput(strings.NewReader(""), &buf, &buf), &buf
}

func (e *menuEnv) counts(t *testing.T) (int64, int64) {
	t.Helper()
	var menus, entries int64
	if err := e.gdb.Model(&models.Menu{}).Count(&menus).Error; err != nil {
		t.Fatal(err)
	}
	if err := e.gdb.Model(&models.MenuEntry{}).Count(&entries).Error; err != nil {
		t.Fatal(err)
	}
	return menus, entries
}

// winterMenus and winterEntries are a Winter export: two menus; a link with
// a divider under it, a page entry with a child, a blog_categories list, a
// stale and a current acme-page reference, and a custom type renamed by
// --map.
const (
	winterMenus = `{"id": 3, "name": "Main", "code": "main", "is_active": 1, "css_class": "nav", "created_at": "2024-01-01 10:00:00.000000", "updated_at": null}
{"id": 7, "name": "Footer", "code": "footer", "is_active": 0, "css_class": null, "created_at": null, "updated_at": null}
`
	winterEntries = `{"id": 10, "menu_id": 3, "parent_id": null, "nest_left": 0, "nest_right": 0, "nest_depth": 0, "sort_order": 1, "type": "link", "title": "Home", "url": "/", "reference": null, "code": null, "icon": null, "css_class": null, "target": null, "is_published": 1, "created_at": null, "updated_at": null}
{"id": 11, "menu_id": 3, "parent_id": null, "nest_left": 0, "nest_right": 0, "nest_depth": 0, "sort_order": 2, "type": "page", "title": "About", "url": null, "reference": "about", "code": null, "icon": null, "css_class": null, "target": null, "is_published": 1, "created_at": null, "updated_at": null}
{"id": 12, "menu_id": 3, "parent_id": 11, "nest_left": 0, "nest_right": 0, "nest_depth": 0, "sort_order": 1, "type": "link", "title": "Team", "url": "/team", "reference": null, "code": null, "icon": null, "css_class": null, "target": null, "is_published": 1, "created_at": null, "updated_at": null}
{"id": 13, "menu_id": 3, "parent_id": null, "nest_left": 0, "nest_right": 0, "nest_depth": 0, "sort_order": 3, "type": "blog_categories", "title": "Blog", "url": "/blog", "reference": null, "code": "blog", "icon": null, "css_class": "drop", "target": "_self", "is_published": 1, "created_at": null, "updated_at": null}
{"id": 14, "menu_id": 3, "parent_id": 10, "nest_left": 0, "nest_right": 0, "nest_depth": 0, "sort_order": 1, "type": "divider", "title": "", "url": null, "reference": null, "code": null, "icon": null, "css_class": null, "target": null, "is_published": 0, "created_at": null, "updated_at": null}
{"id": 15, "menu_id": 7, "parent_id": null, "nest_left": 0, "nest_right": 0, "nest_depth": 0, "sort_order": 1, "type": "acme-page", "title": "Gone", "url": null, "reference": "99", "code": null, "icon": null, "css_class": null, "target": null, "is_published": 1, "created_at": null, "updated_at": null}
{"id": 16, "menu_id": 7, "parent_id": null, "nest_left": 0, "nest_right": 0, "nest_depth": 0, "sort_order": 2, "type": "acme-page", "title": "About us", "url": null, "reference": "2", "code": null, "icon": null, "css_class": null, "target": "_blank", "is_published": 1, "created_at": null, "updated_at": null}
{"id": 17, "menu_id": 7, "parent_id": null, "nest_left": 0, "nest_right": 0, "nest_depth": 0, "sort_order": 3, "type": "custom_link", "title": "Shop", "url": "https://shop.example.test", "reference": null, "code": null, "icon": null, "css_class": null, "target": null, "is_published": 1, "created_at": null, "updated_at": null}
`
)

// TestMenuImportSmoke copies a Winter export through menu:import-winter:
// link becomes url, blog_categories becomes all-journal-categories, a page
// entry and its child are dropped and reported, a stale reference is
// dropped, ids and parent_id are kept, both sequences move past the copied
// ids, a dry run writes nothing, a second copy is refused without --force,
// and empty files report zero.
func TestMenuImportSmoke(t *testing.T) {
	e := bootMenu(t)
	ctx := t.Context()
	reg, ok := e.app.Lookup[*signpost.Registry]()
	if !ok {
		t.Fatal("signpost registry is not published")
	}
	dir := t.TempDir()
	menusFile := writeFile(t, dir, "menus.jsonl", winterMenus)
	entriesFile := writeFile(t, dir, "entries.jsonl", winterEntries)
	opts := console.WinterOptions{MenusFile: menusFile, EntriesFile: entriesFile, Maps: map[string]string{"custom_link": "url"}}

	dry := opts
	dry.DryRun = true
	out, buf := testOutput()
	report, err := console.ImportWinterFiles(ctx, e.gdb, reg, dry, out)
	if err != nil || report.Menus != 2 || report.Entries != 5 || report.Dropped != 3 || report.Remapped != 4 {
		t.Fatalf("dry run: %+v %v\n%s", report, err, buf.String())
	}
	if m, n := e.counts(t); m != 0 || n != 0 {
		t.Fatalf("dry run wrote %d menus, %d entries", m, n)
	}

	out, buf = testOutput()
	report, err = console.ImportWinterFiles(ctx, e.gdb, reg, opts, out)
	if err != nil || report.Entries != 5 {
		t.Fatalf("import: %+v %v\n%s", report, err, buf.String())
	}
	for _, want := range []string{
		"entry 10 'Home' (menu 3, type 'link'): type 'link' mapped to 'url'",
		"entry 11 'About' (menu 3, type 'page', reference 'about'): dropped (page entries (Winter.Pages) are not supported)",
		"entry 12 'Team' (menu 3, type 'link'): dropped (dropped with its parent 11)",
		"entry 13 'Blog' (menu 3, type 'blog_categories'): type 'blog_categories' mapped to 'all-journal-categories'",
		"entry 15 'Gone' (menu 7, type 'acme-page', reference '99'): dropped (reference '99' is not among the current references of 'acme-page')",
		"entry 17 'Shop' (menu 7, type 'custom_link'): type 'custom_link' mapped to 'url'",
	} {
		if !strings.Contains(buf.String(), want) {
			t.Errorf("report lacks %q:\n%s", want, buf.String())
		}
	}
	var entries []models.MenuEntry
	if err := e.gdb.Order("id").Find(&entries).Error; err != nil {
		t.Fatal(err)
	}
	ids := []uint{}
	for _, en := range entries {
		ids = append(ids, en.ID)
	}
	if fmt.Sprint(ids) != "[10 13 14 16 17]" {
		t.Fatalf("copied ids = %v", ids)
	}
	if en := entries[0]; en.Type != "url" || en.MenuID != 3 || intOf(en.SortOrder) != 1 {
		t.Fatalf("entry 10 = %+v", en)
	}
	if en := entries[1]; en.Type != "all-journal-categories" || models.Text(en.URL) != "/blog" || models.Text(en.Code) != "blog" || models.Text(en.Target) != "_self" {
		t.Fatalf("entry 13 = %+v", en)
	}
	if en := entries[2]; en.ParentID == nil || *en.ParentID != 10 || en.IsPublished == nil || *en.IsPublished || en.Type != "divider" {
		t.Fatalf("entry 14 = %+v", en)
	}
	if en := entries[3]; en.Type != "acme-page" || models.Text(en.Reference) != "2" || en.MenuID != 7 || en.URLPattern != nil {
		t.Fatalf("entry 16 = %+v", en)
	}
	var footer models.Menu
	if err := e.gdb.First(&footer, 7).Error; err != nil || footer.IsActive || footer.Code != "footer" {
		t.Fatalf("menu 7 = %+v %v", footer, err)
	}

	// Both sequences moved past the copied ids.
	token := e.admin(t, permManage)
	if id := e.create(t, token, menusPath, map[string]any{"name": "Side", "code": "side", "is_active": true}); id != 8 {
		t.Fatalf("new menu id = %d, want 8", id)
	}
	if id := e.create(t, token, entriesPath, map[string]any{"menu": 3, "type": "url", "title": "New", "url": "/new"}); id != 18 {
		t.Fatalf("new entry id = %d, want 18", id)
	}

	// A second copy is refused without --force and changes nothing; --force
	// replaces both tables.
	out, buf = testOutput()
	if _, err := console.ImportWinterFiles(ctx, e.gdb, reg, opts, out); err == nil || !strings.Contains(err.Error(), "--force") {
		t.Fatalf("second import: %v\n%s", err, buf.String())
	}
	if m, n := e.counts(t); m != 3 || n != 6 {
		t.Fatalf("refused import changed the tables: %d menus, %d entries", m, n)
	}
	forced := opts
	forced.Force = true
	out, buf = testOutput()
	if _, err := console.ImportWinterFiles(ctx, e.gdb, reg, forced, out); err != nil {
		t.Fatalf("forced import: %v\n%s", err, buf.String())
	}
	if m, n := e.counts(t); m != 2 || n != 5 {
		t.Fatalf("forced import left %d menus, %d entries", m, n)
	}

	// Empty files write nothing and report zero.
	empty := writeFile(t, dir, "empty.jsonl", "")
	out, buf = testOutput()
	if report, err := console.ImportWinterFiles(ctx, e.gdb, reg, console.WinterOptions{MenusFile: empty, EntriesFile: empty}, out); err != nil || report.Menus != 0 || report.Entries != 0 || !strings.Contains(buf.String(), "0 menus, 0 entries") {
		t.Fatalf("empty files: %+v %v\n%s", report, err, buf.String())
	}
	if m, n := e.counts(t); m != 2 || n != 5 {
		t.Fatalf("empty files changed the tables: %d menus, %d entries", m, n)
	}
}