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package database
import (
"git.adyxax.org/adyxax/trains/pkg/model"
"github.com/google/uuid"
)
func (env *DBEnv) CreateSession(user *model.User) (*string, error) {
token := uuid.NewString()
query := `
INSERT INTO sessions
(token, user_id)
VALUES
($1, $2);`
tx, err := env.db.Begin()
if err != nil {
return nil, newTransactionError("Could not Begin()", err)
}
_, err = tx.Exec(
query,
token,
user.Id,
)
if err != nil {
tx.Rollback()
return nil, newQueryError("Could not run database query: most likely the token already exists in database, or the user id does not exist", err)
}
if err := tx.Commit(); err != nil {
return nil, newTransactionError("Could not commit transaction", err)
}
return &token, nil
}
func (env *DBEnv) ResumeSession(token string) (*model.User, error) {
user := model.User{}
query := `
SELECT
id, username, email
FROM
users
INNER JOIN
sessions ON users.id = sessions.user_id
WHERE
sessions.token = $1;`
err := env.db.QueryRow(
query,
token,
).Scan(
&user.Id,
&user.Username,
&user.Email,
)
if err != nil {
return nil, newQueryError("Could not run database query, most likely the token is invalid", err)
}
return &user, nil
}
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