webring/internal/models/siteentry.go

84 lines
1.9 KiB
Go

package models
import (
"database/sql"
"time"
"errors"
"github.com/google/uuid"
)
type SiteId string
type SiteEntry struct {
Id SiteId
Name string
Webmaster WebmasterId
Url string
DateAdded time.Time
Next SiteId
Prev SiteId
}
type SiteEntryModel struct {
DB *sql.DB
}
// Commit a SiteEntry to the database
func (m *SiteEntryModel) Insert(name string, url string, webmaster *Webmaster) (SiteId, error) {
stmt := `INSERT INTO siteentries (id, name, url, webmaster, dateAdded)
VALUES(?,?,?,?,datetime("now"))`
id := uuid.NewString()
_, err := m.DB.Exec(stmt, id, name, url, webmaster.Id)
if err != nil {
return "", nil
}
return SiteId(id), nil
}
// Retrieve a SiteEntry from the database by id
func (m *SiteEntryModel) Get(id SiteId) (*SiteEntry, error) {
stmt := `SELECT id, name, url, webmaster, dateAdded FROM siteentries
WHERE id = ?`
row := m.DB.QueryRow(stmt, id)
s := &SiteEntry{}
var timeStr string
err := row.Scan(&s.Id, &s.Name, &s.Url, &s.Webmaster, &timeStr)
if err != nil {
if errors.Is(err, sql.ErrNoRows) {
return nil, ErrNoRecord
} else {
return nil, err
}
}
// time is stored as a string in sqlite, so we need to parse it
// probably should be something taken care of in the driver
dateAdded, err := time.Parse(time.DateTime, timeStr)
if err != nil {
return nil, err
}
s.DateAdded = dateAdded
return s, nil
}
// Retrieve a SiteEntry from the database by url
func (m *SiteEntryModel) GetByUrl(url string) (*SiteEntry, error) {
return nil, nil
}
// Update existing SiteEntry with the values of passed entry
func (m *SiteEntryModel) Update(entry *SiteEntry) error {
return nil
}
// Delete SiteEntry from database
func (m *SiteEntryModel) Delete(entry *SiteEntry) error {
return nil
}