package service

import (
	"github.com/linmadan/egglib-go/core/application"
	pgTransaction "github.com/linmadan/egglib-go/transaction/pg"
	"gitlab.fjmaimaimai.com/allied-creation/character-library-metadata-bastion/pkg/application/factory"
	"gitlab.fjmaimaimai.com/allied-creation/character-library-metadata-bastion/pkg/application/table/query"
	"gitlab.fjmaimaimai.com/allied-creation/character-library-metadata-bastion/pkg/domain"
	"gitlab.fjmaimaimai.com/allied-creation/character-library-metadata-bastion/pkg/infrastructure/domainService"
)

func (tableService *TableService) DependencyGraph(ctx *domain.Context, cmd *query.GetTableQuery) (interface{}, error) {
	if err := cmd.ValidateQuery(); err != nil {
		return nil, application.ThrowError(application.ARG_ERROR, err.Error())
	}
	transactionContext, err := factory.CreateTransactionContext(nil)
	if err != nil {
		return nil, application.ThrowError(application.TRANSACTION_ERROR, err.Error())
	}
	if err := transactionContext.StartTransaction(); err != nil {
		return nil, application.ThrowError(application.TRANSACTION_ERROR, err.Error())
	}
	defer func() {
		transactionContext.RollbackTransaction()
	}()
	response, err := domainService.DependencyTables(transactionContext.(*pgTransaction.TransactionContext), ctx, cmd.TableId)
	if err := transactionContext.CommitTransaction(); err != nil {
		return nil, application.ThrowError(application.TRANSACTION_ERROR, err.Error())
	}
	return map[string]interface{}{
		"nodes": response,
	}, nil
}