package service

import (
	"context"
	"testing"

	"github.com/gochat/gochat/internal/model"
	"github.com/gochat/gochat/internal/repository"
	"github.com/stretchr/testify/assert"
)

func newWidgetSvcCov14(t *testing.T) *WidgetService {
	db := newSimpleServiceTestDB(t, &model.InboxMember{}, &model.Tag{})
	repo := repository.NewInboxRepo(db)
	contactRepo := repository.NewContactRepo(db)
	contactInboxRepo := repository.NewContactInboxRepo(db)
	convRepo := repository.NewConversationRepo(db)
	msgRepo := repository.NewMessageRepo(db)
	return NewWidgetService(repo, contactRepo, contactInboxRepo, convRepo, msgRepo, nil, nil, nil, nil, nil, nil, nil, nil)
}

// === WidgetService Public API tests (all return error for invalid inbox) ===

func TestWidgetService_PublicGetContact_InvalidInbox_Cov14(t *testing.T) {
	svc := newWidgetSvcCov14(t)
	_, err := svc.PublicGetContact(context.Background(), "invalid", "source")
	assert.Error(t, err)
}

func TestWidgetService_PublicUpdateContact_InvalidInbox_Cov14(t *testing.T) {
	svc := newWidgetSvcCov14(t)
	_, err := svc.PublicUpdateContact(context.Background(), "invalid", "source", PublicContactRequest{})
	assert.Error(t, err)
}

func TestWidgetService_PublicListConversations_InvalidInbox_Cov14(t *testing.T) {
	svc := newWidgetSvcCov14(t)
	_, err := svc.PublicListConversations(context.Background(), "invalid", "source")
	assert.Error(t, err)
}

func TestWidgetService_PublicCreateConversation_InvalidInbox_Cov14(t *testing.T) {
	svc := newWidgetSvcCov14(t)
	_, err := svc.PublicCreateConversation(context.Background(), "invalid", "source", PublicConversationRequest{})
	assert.Error(t, err)
}

func TestWidgetService_PublicGetConversation_InvalidInbox_Cov14(t *testing.T) {
	svc := newWidgetSvcCov14(t)
	_, err := svc.PublicGetConversation(context.Background(), "invalid", "source", 1)
	assert.Error(t, err)
}

func TestWidgetService_PublicToggleStatus_InvalidInbox_Cov14(t *testing.T) {
	svc := newWidgetSvcCov14(t)
	_, err := svc.PublicToggleStatus(context.Background(), "invalid", "source", 1)
	assert.Error(t, err)
}

func TestWidgetService_PublicUpdateLastSeen_InvalidInbox_Cov14(t *testing.T) {
	svc := newWidgetSvcCov14(t)
	_, err := svc.PublicUpdateLastSeen(context.Background(), "invalid", "source", 1)
	assert.Error(t, err)
}

func TestWidgetService_PublicToggleTyping_InvalidInbox_Cov14(t *testing.T) {
	svc := newWidgetSvcCov14(t)
	err := svc.PublicToggleTyping(context.Background(), "invalid", "source", 1, true)
	assert.Error(t, err)
}

func TestWidgetService_PublicListMessages_InvalidInbox_Cov14(t *testing.T) {
	svc := newWidgetSvcCov14(t)
	_, _, _, err := svc.PublicListMessages(context.Background(), "invalid", "source", 1, PublicMessageListOptions{})
	assert.Error(t, err)
}

func TestWidgetService_PublicCreateMessage_InvalidInbox_Cov14(t *testing.T) {
	svc := newWidgetSvcCov14(t)
	_, _, _, err := svc.PublicCreateMessage(context.Background(), "invalid", "source", 1, PublicMessageRequest{})
	assert.Error(t, err)
}

func TestWidgetService_PublicUpdateMessage_InvalidInbox_Cov14(t *testing.T) {
	svc := newWidgetSvcCov14(t)
	_, _, err := svc.PublicUpdateMessage(context.Background(), "invalid", "source", 1, 1, PublicMessageRequest{})
	assert.Error(t, err)
}

func TestWidgetService_GetMessageAttachments_Empty_Cov14(t *testing.T) {
	svc := newWidgetSvcCov14(t)
	atts, err := svc.GetMessageAttachments(context.Background(), 99999)
	_ = err
	_ = atts
}

func TestWidgetService_GetContact_InvalidToken_Cov14(t *testing.T) {
	svc := newWidgetSvcCov14(t)
	_, err := svc.GetContact(context.Background(), "invalid-token")
	assert.Error(t, err)
}

// === reverseMessages helper test ===

func TestReverseMessages_Cov14(t *testing.T) {
	msgs := []model.Message{{Content: "a"}, {Content: "b"}, {Content: "c"}}
	reverseMessages(msgs)
	assert.Equal(t, "c", msgs[0].Content)
	assert.Equal(t, "a", msgs[2].Content)
}

func TestReverseMessages_Empty_Cov14(t *testing.T) {
	msgs := []model.Message{}
	reverseMessages(msgs)
	assert.Empty(t, msgs)
}

func TestReverseMessages_Single_Cov14(t *testing.T) {
	msgs := []model.Message{{Content: "a"}}
	reverseMessages(msgs)
	assert.Equal(t, "a", msgs[0].Content)
}

// === ConversationService tests ===

func TestConversationService_ListByStatus_Empty_Cov14(t *testing.T) {
	db := newSimpleServiceTestDB(t)
	convRepo := repository.NewConversationRepo(db)
	msgRepo := repository.NewMessageRepo(db)
	svc := NewConversationService(convRepo, msgRepo, nil, nil, nil, nil, nil)
	convs, _, err := svc.ListByStatus(context.Background(), 1, "open", 0, 10)
	assert.NoError(t, err)
	assert.Empty(t, convs)
}

func TestConversationService_ListByAssignee_Empty_Cov14(t *testing.T) {
	db := newSimpleServiceTestDB(t)
	convRepo := repository.NewConversationRepo(db)
	msgRepo := repository.NewMessageRepo(db)
	svc := NewConversationService(convRepo, msgRepo, nil, nil, nil, nil, nil)
	convs, _, err := svc.ListByAssignee(context.Background(), 1, 1, 0, 10)
	assert.NoError(t, err)
	assert.Empty(t, convs)
}

func TestConversationService_GetByID_NotFound_Cov14(t *testing.T) {
	db := newSimpleServiceTestDB(t)
	convRepo := repository.NewConversationRepo(db)
	msgRepo := repository.NewMessageRepo(db)
	svc := NewConversationService(convRepo, msgRepo, nil, nil, nil, nil, nil)
	_, err := svc.GetByID(context.Background(), 99999)
	assert.Error(t, err)
}

// === InboxService tests ===

func TestInboxService_Ready_NilSvc_Cov14(t *testing.T) {
	var svc *InboxService
	assert.False(t, svc.Ready())
}

func TestInboxService_Ready_WithRepo_Cov14(t *testing.T) {
	db := newSimpleServiceTestDB(t)
	repo := repository.NewInboxRepo(db)
	svc := NewInboxService(repo, nil, nil, nil, nil, nil, nil)
	assert.True(t, svc.Ready())
}