package projects

import (
	"fmt"
	"testing"

	"github.com/glebarez/sqlite"
	"github.com/stretchr/testify/require"
	"gorm.io/gorm"
	"senlinai-agent/backend/internal/domain"
)

func TestProjectTagsAreScopedToProject(t *testing.T) {
	database := newTestDB(t)
	service := NewService(database)
	first, err := service.CreateProject(1, "Alpha", "")
	require.NoError(t, err)
	second, err := service.CreateProject(1, "Beta", "")
	require.NoError(t, err)

	_, err = service.CreateTag(first.ID, "重要")
	require.NoError(t, err)
	_, err = service.CreateTag(second.ID, "重要")
	require.NoError(t, err)

	firstTags, err := service.ListTags(first.ID)
	require.NoError(t, err)
	require.Len(t, firstTags, 1)
	require.Equal(t, first.ID, firstTags[0].ProjectID)
}

func TestDashboardCountsOnlyRequestedProject(t *testing.T) {
	database := newTestDB(t)
	service := NewService(database)
	first, err := service.CreateProject(1, "Alpha", "")
	require.NoError(t, err)
	second, err := service.CreateProject(1, "Beta", "")
	require.NoError(t, err)
	require.NoError(t, database.Create(&domain.InboxItem{ProjectID: first.ID, CreatedBy: 1, SourceType: "text", Status: "open"}).Error)
	require.NoError(t, database.Create(&domain.InboxItem{ProjectID: second.ID, CreatedBy: 1, SourceType: "text", Status: "open"}).Error)
	require.NoError(t, database.Create(&domain.Task{ProjectID: first.ID, CreatedBy: 1, Title: "A", Status: "open"}).Error)
	require.NoError(t, database.Create(&domain.Task{ProjectID: second.ID, CreatedBy: 1, Title: "B", Status: "open"}).Error)

	dashboard, err := service.Dashboard(1, first.ID)

	require.NoError(t, err)
	require.Equal(t, int64(1), dashboard.PendingInboxCount)
	require.Equal(t, int64(1), dashboard.OpenTaskCount)
}

func TestDashboardRejectsProjectOwnedByAnotherUser(t *testing.T) {
	database := newTestDB(t)
	service := NewService(database)
	project, err := service.CreateProject(2, "Beta", "")
	require.NoError(t, err)

	_, err = service.Dashboard(1, project.ID)

	require.Error(t, err)
}

func newTestDB(t *testing.T) *gorm.DB {
	t.Helper()
	database, err := gorm.Open(sqlite.Open(fmt.Sprintf("file:%s?mode=memory&cache=shared", t.Name())), &gorm.Config{})
	require.NoError(t, err)
	require.NoError(t, domain.AutoMigrate(database))
	return database
}