Files
gemini-grc/common/snapshot.go

57 lines
1.7 KiB
Go

package common
import (
"database/sql/driver"
"encoding/json"
"fmt"
"time"
"github.com/guregu/null/v5"
)
type LinkList []URL
func (l *LinkList) Value() (driver.Value, error) {
return json.Marshal(l)
}
func (l *LinkList) Scan(value interface{}) error {
if value == nil {
*l = nil
return nil
}
b, ok := value.([]byte) // Type assertion! Converts to []byte
if !ok {
return fmt.Errorf("failed to scan LinkList: expected []byte, got %T", value)
}
return json.Unmarshal(b, l)
}
type Snapshot struct {
ID int `db:"id" json:"id,omitempty"`
URL URL `db:"url" json:"url,omitempty"`
Host string `db:"host" json:"host,omitempty"`
Timestamp null.Time `db:"timestamp" json:"timestamp,omitempty"`
MimeType null.String `db:"mimetype" json:"mimetype,omitempty"`
Data null.Value[[]byte] `db:"data" json:"data,omitempty"` // For non text/gemini files.
GemText null.String `db:"gemtext" json:"gemtext,omitempty"` // For text/gemini files.
Header null.String `db:"header" json:"header,omitempty"` // Response header.
Links null.Value[LinkList] `db:"links" json:"links,omitempty"`
Lang null.String `db:"lang" json:"lang,omitempty"`
ResponseCode null.Int `db:"response_code" json:"code,omitempty"` // Gemini response status code.
Error null.String `db:"error" json:"error,omitempty"` // On network errors only
}
func SnapshotFromURL(u string) *Snapshot {
url, err := ParseURL(u, "")
if err != nil {
return nil
}
newSnapshot := Snapshot{
URL: *url,
Host: url.Hostname,
Timestamp: null.TimeFrom(time.Now()),
}
return &newSnapshot
}