Checkpoint

schema/aprs.go

@@ -0,0 +1,87 @@
+package schema
+
+import (
+	"context"
+	"database/sql"
+	"os"
+	"strings"
+	"time"
+
+	"xorm.io/builder"
+)
+
+func init() {
+	RegisterModel(new(APRSStation))
+	RegisterModel(new(APRSPacket))
+}
+
+type APRSStation struct {
+	ID            int64     `xorm:"pk autoincr" json:"id"`
+	Call          string    `xorm:"varchar(10) unique not null" json:"call"`
+	Symbol        string    `xorm:"varchar(2)" json:"symbol"`
+	FirstHeardAt  time.Time `xorm:"timestamp not null"`
+	LastHeardAt   time.Time `xorm:"timestamp not null"`
+	LastLatitude  sql.NullFloat64
+	LastLongitude sql.NullFloat64
+}
+
+func GetAPRSStation(ctx context.Context, call string) (*APRSStation, error) {
+	station := new(APRSStation)
+	has, err := Query(ctx).
+		Where(builder.Eq{`"call"`: strings.ToUpper(call)}).
+		Get(station)
+	if err != nil {
+		return nil, err
+	} else if !has {
+		return nil, os.ErrNotExist
+	}
+	return station, nil
+}
+
+func (station APRSStation) GetPackets(ctx context.Context) ([]*APRSPacket, error) {
+	packets := make([]*APRSPacket, 0, 10)
+	return packets, Query(ctx).
+		Where(builder.Eq{"`station_id`": station.ID}).
+		Find(&packets)
+}
+
+type APRSPacket struct {
+	ID          int64           `xorm:"pk autoincr" json:"id"`
+	RadioID     int64           `xorm:"index" json:"radio_id"`
+	Radio       Radio           `json:"radio"`
+	StationID   int64           `json:"-"`
+	Station     *APRSStation    `xorm:"-" json:"station"`
+	Source      string          `xorm:"varchar(10) not null" json:"src"`
+	Destination string          `xorm:"varchar(10) not null" json:"dst"`
+	Path        string          `xorm:"varchar(88) not null default ''" json:"path"`
+	Comment     string          `xorm:"varchar(250)" json:"comment"`
+	Latitude    sql.NullFloat64 `json:"latitude,omitempty"`
+	Longitude   sql.NullFloat64 `json:"longitude,omitempty"`
+	Symbol      string          `xorm:"varchar(2)" json:"symbol"`
+	Raw         string          `json:"raw"`
+	ReceivedAt  time.Time       `json:"received_at"`
+}
+
+func GetAPRSPackets(ctx context.Context, limit int) ([]*APRSPacket, error) {
+	packets := make([]*APRSPacket, 0, limit)
+	return packets, Query(ctx).
+		OrderBy("`received_at` DESC").
+		Limit(limit).
+		Find(&packets)
+}
+
+func GetAPRSPacketsBySource(ctx context.Context, source string) ([]*APRSPacket, error) {
+	packets := make([]*APRSPacket, 0, 100)
+	return packets, Query(ctx).
+		Where(builder.Eq{"source": strings.ToUpper(source)}).
+		OrderBy("`received_at` DESC").
+		Find(&packets)
+}
+
+func GetAPRSPacketsByDestination(ctx context.Context, destination string) ([]*APRSPacket, error) {
+	packets := make([]*APRSPacket, 0, 100)
+	return packets, Query(ctx).
+		Where(builder.Eq{"destination": strings.ToUpper(destination)}).
+		OrderBy("`received_at` DESC").
+		Find(&packets)
+}