phoenixandphoenix
200f2b3c41
Reviewed-on: phoenix/textsender-auth#2 Co-authored-by: phoenix <kundeng00@pm.me> Co-committed-by: phoenix <kundeng00@pm.me>
121 lines
2.9 KiB
Go
121 lines
2.9 KiB
Go
package model
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import (
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"context"
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"fmt"
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"github.com/google/uuid"
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"github.com/jackc/pgx/v5"
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"github.com/jackc/pgx/v5/pgxpool"
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)
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type User struct {
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Id uuid.UUID `json:"id"`
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PhoneNumber string `json:"phone_number"`
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Username string `json:"username"`
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Password string `json:"password"`
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}
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type UserStore interface {
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CreateUser(ctx context.Context, user *User) error
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GetUserByID(ctx context.Context, id uuid.UUID) (*User, error)
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GetUserByUsername(ctx context.Context, username string) (*User, error)
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GetAllUsers(ctx context.Context) ([]*User, error)
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UserExists(ctx context.Context, email string) (bool, error)
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}
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type PGUserStore struct {
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db *pgxpool.Pool
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}
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func NewUserStore(db *pgxpool.Pool) *PGUserStore {
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return &PGUserStore{db: db}
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}
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func (s *PGUserStore) CreateUser(ctx context.Context, user *User) error {
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query := `
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INSERT INTO users (phone_number, username, password)
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VALUES ($1, $2, $3)
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RETURNING id, phone_number, username
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`
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return s.db.QueryRow(ctx, query, user.PhoneNumber, user.Username, user.Password).Scan(
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&user.Id, &user.PhoneNumber, &user.Username,
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)
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}
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func (s *PGUserStore) GetUserByID(ctx context.Context, id uuid.UUID) (*User, error) {
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query := `SELECT id, username, password, phone_number FROM users WHERE id = $1`
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var user User
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err := s.db.QueryRow(ctx, query, id).Scan(
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&user.Id, &user.Username, &user.Password, &user.PhoneNumber,
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)
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if err == pgx.ErrNoRows {
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return nil, nil
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}
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if err != nil {
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return nil, fmt.Errorf("getting user by ID: %w", err)
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}
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return &user, nil
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}
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func (s *PGUserStore) GetUserByUsername(ctx context.Context, username string) (*User, error) {
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query := `SELECT id, username, password, phone_number FROM users WHERE username = $1`
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var user User
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err := s.db.QueryRow(ctx, query, username).Scan(
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&user.Id, &user.Username, &user.Password, &user.PhoneNumber,
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)
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if err == pgx.ErrNoRows {
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return nil, nil
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}
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if err != nil {
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return nil, fmt.Errorf("getting user by ID: %w", err)
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}
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return &user, nil
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}
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func (s *PGUserStore) GetAllUsers(ctx context.Context) ([]*User, error) {
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query := `SELECT id, username, password, phone_number FROM users`
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rows, err := s.db.Query(ctx, query)
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if err != nil {
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return nil, fmt.Errorf("querying all users: %w", err)
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}
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defer rows.Close()
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var users []*User
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for rows.Next() {
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var user User
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if err := rows.Scan(
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&user.Id, &user.Username, &user.Password, &user.PhoneNumber,
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); err != nil {
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return nil, fmt.Errorf("scanning user row: %w", err)
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}
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users = append(users, &user)
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}
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if err := rows.Err(); err != nil {
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return nil, fmt.Errorf("iterating user rows: %w", err)
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}
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return users, nil
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}
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func (s *PGUserStore) UserExists(ctx context.Context, username string) (bool, error) {
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query := `SELECT EXISTS(SELECT 1 FROM users WHERE username = $1)`
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var exists bool
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err := s.db.QueryRow(ctx, query, username).Scan(&exists)
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if err != nil {
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return false, fmt.Errorf("checking if user exists: %w", err)
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}
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return exists, nil
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}
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