// Copyright (c) 2024 mStar
//
// Licensed under the EUPL, Version 1.2
//
// You may not use this work except in compliance with the Licence.
// You should have received a copy of the Licence along with this work. If not, see:
// <https://joinup.ec.europa.eu/collection/eupl/eupl-text-eupl-12>.
// See the Licence for the specific language governing permissions and limitations under the Licence.
//

package storage

import (
	"fmt"

	"gitlab.com/mstarongitlab/linstrom/config"
	"gorm.io/driver/postgres"
	"gorm.io/gorm"
)

type Storage struct {
	Db *gorm.DB
}

func NewDb(cfg *config.Config) (*gorm.DB, error) {
	db, err := gorm.Open(postgres.Open(cfg.General.DbPath))
	if err != nil {
		return nil, fmt.Errorf("failed to connect to db %s: %w", cfg.General.DbPath, err)
	}
	err = db.AutoMigrate(
		&Person{},
		&Note{
			Tags:      make([]string, 0),
			DeliverTo: make([]string, 0),
		},
		&Follow{},
	)
	if err != nil {
		return nil, fmt.Errorf("failed to apply migrations: %w", err)
	}
	return db, nil
}

func NewStorage(cfg *config.Config) (*Storage, error) {
	db, err := NewDb(cfg)
	if err != nil {
		return nil, fmt.Errorf("failed to create database connection while creating storage: %w", err)
	}
	return &Storage{
		Db: db,
	}, nil
}