73 lines
1.8 KiB
Go
73 lines
1.8 KiB
Go
package database
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import (
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"database/sql"
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"errors"
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"github.com/google/uuid"
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_ "github.com/lib/pq"
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"relay-server/helpers"
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)
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func CheckUserExists(db *sql.DB, username string) (bool, error) {
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query := `SELECT COUNT(1) FROM accounts WHERE username = $1`
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var exist bool
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err := db.QueryRow(query, username).Scan(&exist)
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if !errors.Is(err, sql.ErrNoRows) {
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return false, helpers.NewError(helpers.ErrInternal, "Failed to check username", err)
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}
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return exist, nil
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}
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func InsertUser(db *sql.DB, username string, passwordHash string) (string, error) {
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query := `
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INSERT INTO Accounts (username, password_hash)
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VALUES ($1, $2)
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RETURNING user_id;
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`
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var userID string
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err := db.QueryRow(query, username, passwordHash).Scan(&userID)
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if err != nil {
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return "", helpers.NewError(helpers.ErrInternal, "Failed to create user", err)
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}
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return userID, nil
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}
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func GetPasswordHash(db *sql.DB, username string) (string, error) {
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query := `
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SELECT password_hash FROM Accounts
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WHERE LOWER(username) = LOWER($1);
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`
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var passwordHash string
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err := db.QueryRow(query, username).Scan(&passwordHash)
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if err != nil {
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if errors.Is(err, sql.ErrNoRows) {
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return "", helpers.NewError(helpers.ErrNotFound, "User not found", nil)
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}
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return "", helpers.NewError(helpers.ErrInternal, "Failed to get user credentials", err)
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}
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return passwordHash, nil
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}
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func GetUserID(db *sql.DB, username string) (uuid.UUID, error) {
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query := `
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SELECT user_id FROM Accounts
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WHERE LOWER(username) = LOWER($1);
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`
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var userID uuid.UUID
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err := db.QueryRow(query, username).Scan(&userID)
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if err != nil {
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if errors.Is(err, sql.ErrNoRows) {
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return uuid.Nil, helpers.NewError(helpers.ErrNotFound, "User not found", nil)
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}
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return uuid.Nil, helpers.NewError(helpers.ErrInternal, "Failed to get user ID", err)
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}
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return userID, nil
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}
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