// Copyright 2026 Alibaba Group
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package app

import (
	"bytes"
	stderrors "errors"
	"io"
	"os"
	"path/filepath"
	"strings"
	"testing"

	authpkg "github.com/DingTalk-Real-AI/dingtalk-workspace-cli/internal/auth"
	"github.com/DingTalk-Real-AI/dingtalk-workspace-cli/internal/corecmd/runtimeannotate"
	apperrors "github.com/DingTalk-Real-AI/dingtalk-workspace-cli/internal/errors"
	"github.com/DingTalk-Real-AI/dingtalk-workspace-cli/internal/testseam"
	"github.com/DingTalk-Real-AI/dingtalk-workspace-cli/pkg/edition"
	"github.com/spf13/cobra"
)

func TestRootHelpHidesCompatibilityOnlyCommands(t *testing.T) {
	cmd := NewRootCommand()
	var out bytes.Buffer
	cmd.SetOut(&out)
	cmd.SetErr(&out)
	cmd.SetArgs([]string{"--help"})
	if err := cmd.Execute(); err != nil {
		t.Fatalf("root help: %v\n%s", err, out.String())
	}
	help := out.String()
	if strings.Contains(help, "● conference") {
		t.Fatalf("root help should hide conference compatibility command:\n%s", help)
	}
	for _, want := range []string{
		"● dev",
		"• upgrade",
	} {
		if !strings.Contains(help, want) {
			t.Fatalf("root help missing %q:\n%s", want, help)
		}
	}
}

func TestRootHelpShowsFeedbackEntry(t *testing.T) {
	cmd := NewRootCommand()
	var out bytes.Buffer
	cmd.SetOut(&out)
	cmd.SetErr(&out)
	cmd.SetArgs([]string{"--help"})
	if err := cmd.Execute(); err != nil {
		t.Fatalf("root help: %v\n%s", err, out.String())
	}
	help := out.String()
	// The label stays Chinese regardless of the host locale: the rest of this
	// listing is hardcoded Chinese, so a translated label would show up as a
	// lone English line on any host whose LANG is not zh_*.
	for _, want := range []string{"Feedback:", "使用体验反馈问卷", feedbackFormURL} {
		if !strings.Contains(help, want) {
			t.Fatalf("root help missing %q:\n%s", want, help)
		}
	}
	// The form URL is longer than the help rule width; it must stay on a
	// single unbroken line so terminals keep recognizing it as a hyperlink.
	if !strings.Contains(help, "\n    "+feedbackFormURL+"\n") {
		t.Fatalf("feedback URL must occupy one unwrapped line:\n%s", help)
	}
}

// The feedback entry is deliberately root-only: this CLI is driven mostly by
// AI agents, and repeating a survey link in every subcommand help would be
// pure context noise. Guard the boundary so a future refactor cannot move the
// rendering into the shared subcommand help path unnoticed.
func TestSubcommandHelpOmitsFeedbackEntry(t *testing.T) {
	cmd := NewRootCommand()
	var out bytes.Buffer
	cmd.SetOut(&out)
	cmd.SetErr(&out)
	cmd.SetArgs([]string{"chat", "--help"})
	if err := cmd.Execute(); err != nil {
		t.Fatalf("chat help: %v\n%s", err, out.String())
	}
	if help := out.String(); strings.Contains(help, feedbackFormURL) {
		t.Fatalf("subcommand help must not carry the feedback URL:\n%s", help)
	}
}

func TestCalendarEventCreateHelpKeepsRoomsStringMetavar(t *testing.T) {
	cmd := NewRootCommand()
	var out bytes.Buffer
	cmd.SetOut(&out)
	cmd.SetErr(&out)
	cmd.SetArgs([]string{"calendar", "event", "create", "--help"})
	if err := cmd.Execute(); err != nil {
		t.Fatalf("calendar event create --help: %v\n%s", err, out.String())
	}

	help := out.String()
	if !strings.Contains(help, "--rooms string") {
		t.Fatalf("calendar event create help missing string metavar for --rooms:\n%s", help)
	}
	if strings.Contains(help, "--rooms room search") {
		t.Fatalf("calendar event create help treated description text as --rooms metavar:\n%s", help)
	}
}

func TestRootKeepsMainBranchChatCompatibilityCommands(t *testing.T) {
	root := NewRootCommand()
	for _, path := range []string{
		"chat send",
		"chat history",
		"im send",
		"im history",
	} {
		command, remaining, err := root.Find(strings.Fields(path))
		if err != nil {
			t.Fatalf("find %s: %v", path, err)
		}
		if len(remaining) != 0 || !command.Hidden || !command.Runnable() {
			t.Fatalf("%s compatibility contract: remaining=%v hidden=%v runnable=%v", path, remaining, command.Hidden, command.Runnable())
		}
	}
	for _, tc := range []struct {
		args []string
		hint string
	}{
		{args: []string{"chat", "send", "--group", "cid-stable", "--text", "hello"}, hint: "dws chat message send"},
		{args: []string{"im", "send", "--group", "cid-stable", "--text", "hello"}, hint: "dws chat message send"},
		{args: []string{"chat", "history", "--group", "cid-stable", "--limit", "20"}, hint: "dws chat message list --conversation-id <GROUP_OPEN_CONVERSATION_ID>"},
		{args: []string{"im", "history", "--group", "cid-stable", "--limit", "20"}, hint: "dws chat message list --conversation-id <GROUP_OPEN_CONVERSATION_ID>"},
	} {
		command := NewRootCommand()
		command.SilenceErrors = true
		command.SilenceUsage = true
		command.SetArgs(tc.args)
		err := command.Execute()
		if err == nil || !strings.Contains(err.Error(), "ambiguous command") || !strings.Contains(err.Error(), tc.hint) {
			t.Fatalf("dws %s error = %v, want migration hint %q", strings.Join(tc.args, " "), err, tc.hint)
		}
	}

	listDirect := mustFindCommand(t, root, "chat", "message", "list-direct")
	for _, flag := range []string{"user", "open-dingtalk-id", "time", "forward", "limit"} {
		if listDirect.Flags().Lookup(flag) == nil {
			t.Fatalf("chat message list-direct missing --%s", flag)
		}
	}

	mediaGroup := mustFindCommand(t, root, "chat", "media")
	if mediaGroup.Deprecated == "" || mediaGroup.Hidden || !mediaGroup.Runnable() {
		t.Fatalf("chat media compatibility contract: deprecated=%q hidden=%v runnable=%v", mediaGroup.Deprecated, mediaGroup.Hidden, mediaGroup.Runnable())
	}
	mediaUpload := mustFindCommand(t, mediaGroup, "upload")
	if mediaUpload.Deprecated == "" || mediaUpload.Hidden || !mediaUpload.Runnable() {
		t.Fatalf("chat media upload compatibility contract: deprecated=%q hidden=%v runnable=%v", mediaUpload.Deprecated, mediaUpload.Hidden, mediaUpload.Runnable())
	}
	for _, flag := range []string{"file", "type"} {
		if mediaUpload.Flags().Lookup(flag) == nil {
			t.Fatalf("chat media upload missing --%s", flag)
		}
	}

	mustFindCommand(t, root, "contact", "get")
	mustFindCommand(t, root, "contact", "search")
	mustFindCommand(t, root, "contact", "user", "list")
	mustFindCommand(t, root, "conference", "meeting", "reserve")
}

func TestChatHelpAndSchemaHideRetiredMediaUpload(t *testing.T) {
	for _, args := range [][]string{
		{"chat", "--help"},
		{"chat", "media", "--help"},
	} {
		root := NewRootCommand()
		var output bytes.Buffer
		root.SetOut(&output)
		root.SetErr(&output)
		root.SetArgs(args)
		if err := root.Execute(); err != nil {
			t.Fatalf("dws %s: %v\n%s", strings.Join(args, " "), err, output.String())
		}
		for _, line := range strings.Split(output.String(), "\n") {
			fields := strings.Fields(line)
			if len(fields) > 0 && (fields[0] == "media" || fields[0] == "upload") {
				t.Fatalf("dws %s exposes retired command in Help line %q:\n%s", strings.Join(args, " "), line, output.String())
			}
		}
	}

	root := NewRootCommand()
	var output bytes.Buffer
	root.SetOut(&output)
	root.SetErr(&output)
	root.SetArgs([]string{"schema", "--cli-path", "chat media upload", "--format", "json"})
	err := root.Execute()
	if err == nil {
		t.Fatalf("retired chat media upload remains queryable from Schema:\n%s", output.String())
	}
	if !strings.Contains(err.Error(), "unknown runtime schema path") {
		t.Fatalf("retired chat media upload Schema error = %v, want unknown path", err)
	}
}

func TestRootChatMediaUploadWithoutAppCredentialsReturnsMigrationValidation(t *testing.T) {
	for _, key := range []string{"DWS_CLIENT_ID", "DWS_CLIENT_SECRET"} {
		value, existed := os.LookupEnv(key)
		if err := os.Unsetenv(key); err != nil {
			t.Fatalf("unset %s: %v", key, err)
		}
		t.Cleanup(func() {
			if existed {
				_ = os.Setenv(key, value)
				return
			}
			_ = os.Unsetenv(key)
		})
		if _, exists := os.LookupEnv(key); exists {
			t.Fatalf("%s is still set", key)
		}
	}
	t.Setenv("DWS_CONFIG_DIR", filepath.Join(t.TempDir(), "config"))

	filePath := filepath.Join(t.TempDir(), "image.png")
	if err := os.WriteFile(filePath, []byte("image"), 0o600); err != nil {
		t.Fatalf("write image fixture: %v", err)
	}
	commandArgs := []string{
		"chat", "media", "upload",
		"--file", filePath,
		"--type", "image",
	}
	testseam.Swap(t, &os.Args, append([]string{"dws"}, commandArgs...))

	root := NewRootCommand()
	var output bytes.Buffer
	root.SetOut(&output)
	root.SetErr(&output)
	root.SetArgs(commandArgs)
	err := root.Execute()
	if err == nil {
		t.Fatalf("chat media upload succeeded without app credentials:\n%s", output.String())
	}

	var typed *apperrors.Error
	if !stderrors.As(err, &typed) {
		t.Fatalf("chat media upload error type = %T, want *errors.Error: %v", err, err)
	}
	if typed.Category != apperrors.CategoryValidation {
		t.Fatalf("chat media upload category = %q, want %q", typed.Category, apperrors.CategoryValidation)
	}
	if exitCode := apperrors.ExitCode(err); exitCode != 3 {
		t.Fatalf("chat media upload exit code = %d, want 3", exitCode)
	}

	got := output.String() + "\n" + err.Error()
	for _, want := range []string{"已下线", "chat message send --msg-type file --file"} {
		if !strings.Contains(got, want) {
			t.Fatalf("chat media upload migration output missing %q:\n%s", want, got)
		}
	}
	for _, forbidden := range []string{
		"DWS_CLIENT_ID",
		"DWS_CLIENT_SECRET",
		"缺少应用凭证",
		"AppSecret",
		"clientSecret",
	} {
		if strings.Contains(got, forbidden) {
			t.Fatalf("chat media upload returned credential error %q:\n%s", forbidden, got)
		}
	}
}

func TestRootKeepsContactWukongCompatibilityCommands(t *testing.T) {
	root := NewRootCommand()
	label := mustFindCommand(t, root, "contact", "label")
	if label.Hidden {
		t.Fatal("contact label should be visible as a real command group")
	}
	if !containsString(label.Aliases, "role") {
		t.Fatal("contact label missing role alias")
	}
	mustFindCommand(t, root, "contact", "label", "get")
	mustFindCommand(t, root, "contact", "label", "list")
	mustFindCommand(t, root, "contact", "label", "list-members")
	mustFindCommand(t, root, "contact", "label", "find")
	mustFindCommand(t, root, "contact", "label", "search")
	mustFindCommand(t, root, "contact", "label", "info")
	mustFindCommand(t, root, "contact", "label", "detail")
	mustFindCommand(t, root, "contact", "label", "list-all")

	getSelf := mustFindCommand(t, root, "contact", "user", "get-self")
	for _, alias := range []string{"self", "me", "whoami", "current"} {
		if !containsString(getSelf.Aliases, alias) {
			t.Fatalf("contact user get-self missing alias %q", alias)
		}
	}

	for _, tc := range []struct {
		name string
		args []string
		want []string
	}{
		{
			name: "label list",
			args: []string{"--dry-run", "contact", "label", "list"},
			want: []string{"get_org_labels"},
		},
		{
			name: "label get",
			args: []string{"--dry-run", "contact", "label", "get", "--names", "admin,finance"},
			want: []string{"search_label_by_name", "labelNames", "admin", "finance"},
		},
		{
			name: "label members",
			args: []string{"--dry-run", "contact", "label", "list-members", "--id", "123"},
			want: []string{"get_label_members_by_labelId", "labelId", "123"},
		},
		{
			name: "role shim",
			args: []string{"--dry-run", "contact", "role", "list"},
			want: []string{"get_org_labels"},
		},
		{
			name: "label fuzzy shim",
			args: []string{"--dry-run", "contact", "label", "find", "--names", "admin"},
			want: []string{"search_label_by_name", "labelNames", "admin"},
		},
		{
			name: "label detail shim",
			args: []string{"--dry-run", "contact", "label", "detail", "--id", "123"},
			want: []string{"get_label_members_by_labelId", "labelId", "123"},
		},
		{
			name: "contact search shim",
			args: []string{"--dry-run", "contact", "search", "--query", "admin"},
			want: []string{"search_contact_by_key_word", "keyword", "admin"},
		},
		{
			name: "contact find shim",
			args: []string{"--dry-run", "contact", "find", "--query", "admin"},
			want: []string{"search_contact_by_key_word", "keyword", "admin"},
		},
		{
			name: "contact list defaults to label list",
			args: []string{"--dry-run", "contact", "list"},
			want: []string{"get_org_labels"},
		},
		{
			name: "contact list department members",
			args: []string{"--dry-run", "contact", "list", "--depts", "1"},
			want: []string{"get_dept_members_by_deptId", "deptIds", "1"},
		},
		{
			name: "contact get user details",
			args: []string{"--dry-run", "contact", "get", "--ids", "user1"},
			want: []string{"get_user_info_by_user_ids", "user_id_list", "user1"},
		},
		{
			name: "contact get label by name",
			args: []string{"--dry-run", "contact", "get", "--names", "admin"},
			want: []string{"search_label_by_name", "labelNames", "admin"},
		},
		{
			name: "contact self shim",
			args: []string{"--dry-run", "contact", "self"},
			want: []string{"get_current_user_profile"},
		},
	} {
		t.Run(tc.name, func(t *testing.T) {
			got, err := executeRootCaptureStdout(t, tc.args)
			if err != nil {
				t.Fatalf("Execute(%v) error = %v\n%s", tc.args, err, got)
			}
			for _, want := range tc.want {
				if !strings.Contains(got, want) {
					t.Fatalf("Execute(%v) output missing %q:\n%s", tc.args, want, got)
				}
			}
		})
	}
}

func TestChatFileUploadDownlinedButMessageFileSendStays(t *testing.T) {
	root := NewRootCommand()
	fileCmd := mustFindCommand(t, root, "chat", "file")
	if !fileCmd.Hidden {
		t.Fatal("chat file should be hidden after upload_conversation_file_by_url downline")
	}
	upload := mustFindCommand(t, root, "chat", "file", "upload")
	if !upload.Hidden {
		t.Fatal("chat file upload should be hidden after downline")
	}
	for _, flag := range []string{"group", "url", "file", "file-name"} {
		if upload.Flags().Lookup(flag) == nil {
			t.Fatalf("chat file upload missing compatibility flag --%s", flag)
		}
	}

	send := mustFindCommand(t, root, "chat", "message", "send")
	for _, flag := range []string{"msg-type", "file-path"} {
		if send.Flags().Lookup(flag) == nil {
			t.Fatalf("chat message send missing --%s", flag)
		}
	}
	idempotencyKey := send.Flags().Lookup("idempotency-key")
	if idempotencyKey == nil {
		t.Fatal("chat message send missing --idempotency-key")
	}
	legacyUUID := send.Flags().Lookup("uuid")
	if legacyUUID == nil || !legacyUUID.Hidden {
		t.Fatalf("chat message send --uuid hidden = %#v, want hidden compatibility flag", legacyUUID)
	}
	if got := legacyUUID.Annotations[runtimeannotate.AnnotationFlagAliasOf]; len(got) != 1 || got[0] != "idempotency-key" {
		t.Fatalf("chat message send --uuid alias_of = %#v, want idempotency-key", got)
	}
	if got := legacyUUID.Annotations[runtimeannotate.AnnotationFlagAliasOrigin]; len(got) != 1 || got[0] != runtimeannotate.FlagAliasOriginCorecmdV1 {
		t.Fatalf("chat message send --uuid alias_origin = %#v, want %s", got, runtimeannotate.FlagAliasOriginCorecmdV1)
	}

	got, err := executeRootCaptureStdout(t, []string{
		"chat", "file", "upload",
		"--group", "cid",
		"--url", "https://example.com/report.pdf",
		"--file-name", "report.pdf",
	})
	if err == nil {
		t.Fatalf("chat file upload error = nil, want downline error\n%s", got)
	}
	got = got + "\n" + err.Error()
	for _, want := range []string{"已下线", "upload_conversation_file_by_url", "chat message send --msg-type file --file"} {
		if !strings.Contains(got, want) {
			t.Fatalf("chat file upload output missing %q:\n%s", want, got)
		}
	}
}

func TestCalendarEventListDryRunPreviewsOnly(t *testing.T) {
	got, err := executeRootCaptureStdout(t, []string{
		"--dry-run", "calendar", "event", "list",
		"--start", "2026-07-07T00:00:00+08:00",
		"--end", "2026-07-07T01:00:00+08:00",
	})
	if err != nil {
		t.Fatalf("calendar event list --dry-run error = %v\n%s", err, got)
	}
	for _, want := range []string{"list_calendar_events", "startTime", "endTime"} {
		if !strings.Contains(got, want) {
			t.Fatalf("calendar dry-run output missing %q:\n%s", want, got)
		}
	}
}

func TestCalendarEventShareInfoDryRunPreviewsOnly(t *testing.T) {
	got, err := executeRootCaptureStdout(t, []string{
		"--dry-run", "calendar", "event", "share-info",
		"--id", "EVT_001",
		"--language", "zh-CN",
		"--calendar-id", "primary",
	})
	if err != nil {
		t.Fatalf("calendar event share-info --dry-run error = %v\n%s", err, got)
	}
	for _, want := range []string{"get_event_share_info", "eventId", "EVT_001", "zh-CN", "primary"} {
		if !strings.Contains(got, want) {
			t.Fatalf("calendar event share-info dry-run output missing %q:\n%s", want, got)
		}
	}
}

func TestCalendarEventShareInfoRequiresEventID(t *testing.T) {
	got, err := executeRootCaptureStdout(t, []string{
		"--dry-run", "calendar", "event", "share-info",
	})
	if err == nil {
		t.Fatalf("calendar event share-info without --id: expected error, got nil\n%s", got)
	}
	if strings.Contains(got, "\"executed\": true") {
		t.Fatalf("share-info without --id must not execute:\n%s", got)
	}
}

func TestCalendarEventShareInfoOmitsOptionalArgs(t *testing.T) {
	got, err := executeRootCaptureStdout(t, []string{
		"--dry-run", "calendar", "event", "share-info",
		"--id", "EVT_001",
	})
	if err != nil {
		t.Fatalf("calendar event share-info --dry-run with only --id error = %v\n%s", err, got)
	}
	if !strings.Contains(got, "\"eventId\"") {
		t.Fatalf("calendar event share-info dry-run output missing eventId:\n%s", got)
	}
	for _, unwanted := range []string{"\"calendarId\"", "\"language\""} {
		if strings.Contains(got, unwanted) {
			t.Fatalf("calendar event share-info dry-run with only --id should not contain %q:\n%s", unwanted, got)
		}
	}
}

func TestRootKeepsSVIPChatCompatibilityFlags(t *testing.T) {
	root := NewRootCommand()

	listBySender := mustFindCommand(t, root, "chat", "message", "list-by-sender")
	if listBySender.Flags().Lookup("sender") == nil {
		t.Fatal("chat message list-by-sender missing hidden --sender alias")
	}

	searchAdvanced := mustFindCommand(t, root, "chat", "message", "search-advanced")
	for _, flag := range []string{"sender", "senders", "sender-ids", "message-type", "only-robot", "conversation-type"} {
		if searchAdvanced.Flags().Lookup(flag) == nil {
			t.Fatalf("chat message search-advanced missing --%s", flag)
		}
	}
}

func TestCacheCommandDeprecatedCompatStub(t *testing.T) {
	root := NewRootCommand()
	cmd, _, err := root.Find([]string{"cache", "refresh"})
	if err != nil || cmd == nil || cmd == root {
		t.Fatalf("dws cache refresh compatibility stub missing: %v", err)
	}
	if cmd.Hidden || cmd.Deprecated == "" {
		t.Fatalf("cache refresh must be visible Deprecated: hidden=%v deprecated=%q", cmd.Hidden, cmd.Deprecated)
	}
}

func TestInjectStaticServersMergesStaticAndSupplementServers(t *testing.T) {
	previous := edition.Get()
	defer edition.Override(previous)
	defer SetDynamicServers(nil)

	edition.Override(&edition.Hooks{
		Name: "test",
		StaticServers: func() []edition.ServerInfo {
			return []edition.ServerInfo{{
				ID:       "static-test",
				Name:     "Static Test",
				Endpoint: "https://static.example/server/static-test",
				Prefixes: []string{"static-alias"},
			}}
		},
		SupplementServers: func() []edition.ServerInfo {
			return []edition.ServerInfo{{
				ID:       "supplement-test",
				Name:     "Supplement Test",
				Endpoint: "https://supplement.example/server/supplement-test",
				Prefixes: []string{"supplement-alias"},
			}}
		},
	})

	injectStaticServers()

	for _, tc := range []struct {
		productID string
		endpoint  string
	}{
		{"static-test", "https://static.example/server/static-test"},
		{"static-alias", "https://static.example/server/static-test"},
		{"supplement-test", "https://supplement.example/server/supplement-test"},
		{"supplement-alias", "https://supplement.example/server/supplement-test"},
	} {
		got, ok := directRuntimeEndpoint(tc.productID, "")
		if !ok || got != tc.endpoint {
			t.Fatalf("directRuntimeEndpoint(%q) = %q, %v; want %q, true", tc.productID, got, ok, tc.endpoint)
		}
	}
}

func TestCrossPlatformCoverageStaticDingTalkEndpointsFollowConfiguredMCPBaseURL(t *testing.T) {
	previous := edition.Get()
	defer edition.Override(previous)
	defer SetDynamicServers(nil)

	configDir := t.TempDir()
	t.Setenv("DWS_CONFIG_DIR", configDir)
	if err := os.WriteFile(filepath.Join(configDir, "mcp_url"), []byte("https://pre-mcp.dingtalk.io\n"), 0o600); err != nil {
		t.Fatalf("WriteFile(mcp_url) error = %v", err)
	}

	edition.Override(&edition.Hooks{
		Name: "test",
		StaticServers: func() []edition.ServerInfo {
			return []edition.ServerInfo{{
				ID:       "contact",
				Name:     "Contact",
				Endpoint: "https://mcp-gw.dingtalk.com/server/contact?key=abc",
				Prefixes: []string{"user"},
			}}
		},
	})

	injectStaticServers()

	for _, productID := range []string{"contact", "user"} {
		got, ok := directRuntimeEndpoint(productID, "")
		want := "https://pre-mcp-gw.dingtalk.io/server/contact?key=abc"
		if !ok || got != want {
			t.Fatalf("directRuntimeEndpoint(%q) = %q, %v; want %q, true", productID, got, ok, want)
		}
	}
}

func TestCrossPlatformCoverageDingTalkEndpointsFollowSelectedTokenRegion(t *testing.T) {
	configDir := t.TempDir()
	t.Setenv("DWS_CONFIG_DIR", configDir)
	mcpURLPath := filepath.Join(configDir, "mcp_url")

	if err := os.WriteFile(mcpURLPath, []byte("https://pre-mcp.dingtalk.io\n"), 0o600); err != nil {
		t.Fatalf("WriteFile(mcp_url) error = %v", err)
	}
	endpoint := "https://pre-mcp-gw.dingtalk.io/server/contact?key=abc"
	if got, want := activeDingTalkGatewayEndpointForLoginRegion(endpoint, authpkg.LoginRegionDefault), "https://pre-mcp-gw.dingtalk.com/server/contact?key=abc"; got != want {
		t.Fatalf("domestic profile endpoint = %q, want %q", got, want)
	}
	if got := activeDingTalkGatewayEndpointForLoginRegion(endpoint, authpkg.LoginRegionInternational); got != endpoint {
		t.Fatalf("international profile endpoint = %q, want %q", got, endpoint)
	}

	if err := os.WriteFile(mcpURLPath, []byte("https://mcp.dingtalk.com\n"), 0o600); err != nil {
		t.Fatalf("WriteFile(mcp_url) error = %v", err)
	}
	if got, want := activeDingTalkGatewayEndpointForLoginRegion("https://mcp-gw.dingtalk.com/server/contact", authpkg.LoginRegionInternational), "https://mcp-gw.dingtalk.io/server/contact"; got != want {
		t.Fatalf("international profile endpoint from domestic config = %q, want %q", got, want)
	}
}

func TestCrossPlatformCoverageDingTalkEndpointUsesLoginScopedMCPOverride(t *testing.T) {
	configDir := t.TempDir()
	t.Setenv("DWS_CONFIG_DIR", configDir)
	restore := authpkg.PushMCPBaseURLOverride("https://pre-mcp.dingtalk.io")
	defer restore()

	got := activeDingTalkGatewayEndpointForLoginRegion(
		"https://mcp-gw.dingtalk.com/server/contact",
		authpkg.LoginRegionDefault,
	)
	want := "https://pre-mcp-gw.dingtalk.io/server/contact"
	if got != want {
		t.Fatalf("login-scoped endpoint = %q, want %q", got, want)
	}
}

func mustFindCommand(t *testing.T, root *cobra.Command, path ...string) *cobra.Command {
	t.Helper()
	cmd := root
	for _, name := range path {
		var next *cobra.Command
		for _, child := range cmd.Commands() {
			if child.Name() == name {
				next = child
				break
			}
		}
		if next == nil {
			t.Fatalf("missing command path %q under %q", strings.Join(path, " "), cmd.CommandPath())
		}
		cmd = next
	}
	return cmd
}

func containsString(values []string, want string) bool {
	for _, value := range values {
		if value == want {
			return true
		}
	}
	return false
}

func executeRootCaptureStdout(t *testing.T, args []string) (string, error) {
	t.Helper()

	oldStdout := os.Stdout
	readPipe, writePipe, err := os.Pipe()
	if err != nil {
		t.Fatalf("os.Pipe error = %v", err)
	}
	os.Stdout = writePipe

	cmd := NewRootCommand()
	var out bytes.Buffer
	cmd.SetOut(&out)
	cmd.SetErr(&out)
	cmd.SetArgs(args)
	execErr := cmd.Execute()

	_ = writePipe.Close()
	os.Stdout = oldStdout
	captured, readErr := io.ReadAll(readPipe)
	if readErr != nil {
		t.Fatalf("read stdout pipe error = %v", readErr)
	}
	return out.String() + string(captured), execErr
}