package service

import (
	"context"
	"testing"

	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
)

func TestFolderService_Create(t *testing.T) {
	db, _, svc := setupFolderService(t)
	account := createTestAccount(t, db)
	portal := createTestPortal(t, db, account.ID)

	folder, err := svc.Create(context.Background(), portal.ID, &CreateFolderRequest{
		Name:     "My Folder",
		Slug:     "my-folder",
		Position: 1,
	})
	require.NoError(t, err)
	assert.Equal(t, "My Folder", folder.Name)
	assert.Equal(t, "my-folder", folder.Slug)
	assert.Equal(t, portal.ID, folder.PortalID)
}

func TestFolderService_GetByID(t *testing.T) {
	db, _, svc := setupFolderService(t)
	account := createTestAccount(t, db)
	portal := createTestPortal(t, db, account.ID)
	folder := createTestFolder(t, db, portal.ID)

	found, err := svc.GetByID(context.Background(), folder.ID)
	require.NoError(t, err)
	assert.Equal(t, folder.Name, found.Name)
}

func TestFolderService_GetByID_NotFound(t *testing.T) {
	_, _, svc := setupFolderService(t)

	_, err := svc.GetByID(context.Background(), 99999)
	assert.Error(t, err)
}

func TestFolderService_Update(t *testing.T) {
	db, _, svc := setupFolderService(t)
	account := createTestAccount(t, db)
	portal := createTestPortal(t, db, account.ID)
	folder := createTestFolder(t, db, portal.ID)

	pos := 5
	updated, err := svc.Update(context.Background(), folder.ID, &UpdateFolderRequest{
		Name:     "Updated Folder",
		Position: &pos,
	})
	require.NoError(t, err)
	assert.Equal(t, "Updated Folder", updated.Name)
	assert.Equal(t, 5, updated.Position)
}

func TestFolderService_Delete(t *testing.T) {
	db, _, svc := setupFolderService(t)
	account := createTestAccount(t, db)
	portal := createTestPortal(t, db, account.ID)
	folder := createTestFolder(t, db, portal.ID)

	err := svc.Delete(context.Background(), folder.ID)
	require.NoError(t, err)

	_, err = svc.GetByID(context.Background(), folder.ID)
	assert.Error(t, err)
}

func TestFolderService_ListByPortalID(t *testing.T) {
	db, _, svc := setupFolderService(t)
	account := createTestAccount(t, db)
	portal := createTestPortal(t, db, account.ID)

	_, err := svc.Create(context.Background(), portal.ID, &CreateFolderRequest{Name: "F1", Slug: "f1"})
	require.NoError(t, err)
	_, err = svc.Create(context.Background(), portal.ID, &CreateFolderRequest{Name: "F2", Slug: "f2"})
	require.NoError(t, err)

	folders, count, err := svc.ListByPortalID(context.Background(), portal.ID, 0, 10)
	require.NoError(t, err)
	assert.Equal(t, int64(2), count)
	assert.Len(t, folders, 2)
}