Files
walkies/internal/notification/notification.go
James Griffin 4989ff1061 Scaffold full-stack volunteer scheduling application
Go backend with domain-based packages (volunteer, schedule, timeoff,
checkin, notification), SQLite storage, JWT auth, and chi router.
React TypeScript frontend with routing, auth context, and pages for
all core features. Multi-stage Dockerfile and docker-compose included.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-03-05 11:25:02 -04:00

91 lines
2.2 KiB
Go

package notification
import (
"database/sql"
"errors"
"fmt"
"time"
)
type Notification struct {
ID int64 `json:"id"`
VolunteerID int64 `json:"volunteer_id"`
Message string `json:"message"`
Read bool `json:"read"`
CreatedAt time.Time `json:"created_at"`
}
type Store struct {
db *sql.DB
}
func NewStore(db *sql.DB) *Store {
return &Store{db: db}
}
func (s *Store) Create(volunteerID int64, message string) (*Notification, error) {
res, err := s.db.Exec(
`INSERT INTO notifications (volunteer_id, message) VALUES (?, ?)`,
volunteerID, message,
)
if err != nil {
return nil, fmt.Errorf("insert notification: %w", err)
}
id, _ := res.LastInsertId()
return s.GetByID(id)
}
func (s *Store) GetByID(id int64) (*Notification, error) {
n := &Notification{}
var createdAt string
err := s.db.QueryRow(
`SELECT id, volunteer_id, message, read, created_at FROM notifications WHERE id = ?`, id,
).Scan(&n.ID, &n.VolunteerID, &n.Message, &n.Read, &createdAt)
if errors.Is(err, sql.ErrNoRows) {
return nil, nil
}
if err != nil {
return nil, fmt.Errorf("get notification: %w", err)
}
n.CreatedAt, _ = time.Parse("2006-01-02 15:04:05", createdAt)
return n, nil
}
func (s *Store) ListForVolunteer(volunteerID int64) ([]Notification, error) {
rows, err := s.db.Query(
`SELECT id, volunteer_id, message, read, created_at FROM notifications WHERE volunteer_id = ? ORDER BY created_at DESC`,
volunteerID,
)
if err != nil {
return nil, fmt.Errorf("list notifications: %w", err)
}
defer rows.Close()
var notifications []Notification
for rows.Next() {
var n Notification
var createdAt string
if err := rows.Scan(&n.ID, &n.VolunteerID, &n.Message, &n.Read, &createdAt); err != nil {
return nil, err
}
n.CreatedAt, _ = time.Parse("2006-01-02 15:04:05", createdAt)
notifications = append(notifications, n)
}
return notifications, rows.Err()
}
func (s *Store) MarkRead(id, volunteerID int64) (*Notification, error) {
result, err := s.db.Exec(
`UPDATE notifications SET read = 1 WHERE id = ? AND volunteer_id = ?`,
id, volunteerID,
)
if err != nil {
return nil, fmt.Errorf("mark read: %w", err)
}
rows, _ := result.RowsAffected()
if rows == 0 {
return nil, nil
}
return s.GetByID(id)
}