new-server/internal/mysql/bridgerepo.go

package mysql

import (
	"context"
	"git.aiterp.net/lucifer/new-server/models"
	"github.com/jmoiron/sqlx"
)

type BridgeRepo struct {
	DBX *sqlx.DB
}

func (b *BridgeRepo) Find(ctx context.Context, id int) (models.Bridge, error) {
  var bridge models.Bridge
	err := b.DBX.GetContext(ctx, &bridge, "SELECT * FROM bridge WHERE id = ?", id)
  if err != nil {
  	return models.Bridge{}, dbErr(err)
	}

	return bridge, nil
}

func (b *BridgeRepo) FetchAll(ctx context.Context) ([]models.Bridge, error) {
	bridges := make([]models.Bridge, 0, 8)
	err := b.DBX.GetContext(ctx, &bridges, "SELECT * FROM bridge")
	if err != nil {
		return nil, dbErr(err)
	}

	return bridges, nil
}

func (b *BridgeRepo) Save(ctx context.Context, bridge *models.Bridge) error {
	if bridge.ID > 0 {
		_, err := b.DBX.ExecContext(
			ctx,
			"UPDATE bridge SET name = ?, address = ?, token = ? WHERE id = ?",
			bridge.Name, bridge.Address, bridge.Token, bridge.ID,
		)

		if err != nil {
			return dbErr(err)
		}
	} else {
		rs, err := b.DBX.ExecContext(
			ctx,
			"INSERT INTO bridge (name, driver, address, token) VALUES (?, ?, ?, ?)",
			bridge.Name, bridge.Driver, bridge.Address, bridge.Token,
		)

		if err != nil {
			return dbErr(err)
		}

		id, err := rs.LastInsertId()
		if err != nil {
			return dbErr(err)
		}

		bridge.ID = int(id)
	}

	return nil
}

func (b *BridgeRepo) Delete(ctx context.Context, bridge *models.Bridge) error {
	_, err := b.DBX.ExecContext(ctx, "DELETE FROM bridge WHERE id = ?", bridge.ID)
	if err != nil {
		return dbErr(err)
	}

	_, err = b.DBX.ExecContext(ctx, "DELETE FROM device WHERE bridge_id = ?", bridge.ID)
	if err != nil {
		return dbErr(err)
	}

	bridge.ID = 0
	return nil
}