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refactor(go): simplify realtime mysql current tables

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lingniu
2026-07-03 07:11:40 +08:00
parent 7c41b81654
commit e89c9fd98f
7 changed files with 31 additions and 26 deletions
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15
go/vehicle-gateway/internal/realtime/mysql_query.go
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@@ -30,7 +30,6 @@ type SnapshotRow struct {
EventTime string `json:"event_time,omitempty"`
ReceivedAt string `json:"received_at,omitempty"`
EventID string `json:"event_id"`
CreatedAt string `json:"created_at"`
UpdatedAt string `json:"updated_at"`
}
@@ -50,7 +49,6 @@ type LocationRow struct {
StatusFlag *int64 `json:"status_flag,omitempty"`
ReceivedAt string `json:"received_at,omitempty"`
EventID string `json:"event_id"`
CreatedAt string `json:"created_at"`
UpdatedAt string `json:"updated_at"`
}
@@ -74,7 +72,7 @@ func (r *SnapshotQueryRepository) Query(ctx context.Context, query RealtimeTable
query = normalizeRealtimeTableQuery(query)
sqlText, args := buildRealtimeSelectSQL(
"vehicle_realtime_snapshot",
"protocol, vin, plate, event_time, received_at, event_id, created_at, updated_at",
"protocol, vin, plate, event_time, received_at, event_id, updated_at",
query,
)
rows, err := r.db.QueryContext(ctx, sqlText, args...)
@@ -86,13 +84,12 @@ func (r *SnapshotQueryRepository) Query(ctx context.Context, query RealtimeTable
out := make([]SnapshotRow, 0)
for rows.Next() {
var row SnapshotRow
var eventTime, receivedAt, createdAt, updatedAt scanSQLDateTime
if err := rows.Scan(&row.Protocol, &row.VIN, &row.Plate, &eventTime, &receivedAt, &row.EventID, &createdAt, &updatedAt); err != nil {
var eventTime, receivedAt, updatedAt scanSQLDateTime
if err := rows.Scan(&row.Protocol, &row.VIN, &row.Plate, &eventTime, &receivedAt, &row.EventID, &updatedAt); err != nil {
return nil, err
}
row.EventTime = eventTime.String
row.ReceivedAt = receivedAt.String
row.CreatedAt = createdAt.String
row.UpdatedAt = updatedAt.String
out = append(out, row)
}
@@ -119,7 +116,7 @@ func (r *LocationQueryRepository) Query(ctx context.Context, query RealtimeTable
query = normalizeRealtimeTableQuery(query)
sqlText, args := buildRealtimeSelectSQL(
"vehicle_realtime_location",
"protocol, vin, plate, event_time, latitude, longitude, speed_kmh, total_mileage_km, soc_percent, altitude_m, direction_deg, alarm_flag, status_flag, received_at, event_id, created_at, updated_at",
"protocol, vin, plate, event_time, latitude, longitude, speed_kmh, total_mileage_km, soc_percent, altitude_m, direction_deg, alarm_flag, status_flag, received_at, event_id, updated_at",
query,
)
rows, err := r.db.QueryContext(ctx, sqlText, args...)
@@ -131,7 +128,7 @@ func (r *LocationQueryRepository) Query(ctx context.Context, query RealtimeTable
out := make([]LocationRow, 0)
for rows.Next() {
var row LocationRow
var eventTime, receivedAt, createdAt, updatedAt scanSQLDateTime
var eventTime, receivedAt, updatedAt scanSQLDateTime
var speed, mileage, soc, altitude, direction sql.NullFloat64
var alarm, status sql.NullInt64
if err := rows.Scan(
@@ -150,7 +147,6 @@ func (r *LocationQueryRepository) Query(ctx context.Context, query RealtimeTable
&status,
&receivedAt,
&row.EventID,
&createdAt,
&updatedAt,
); err != nil {
return nil, err
@@ -164,7 +160,6 @@ func (r *LocationQueryRepository) Query(ctx context.Context, query RealtimeTable
row.AlarmFlag = nullableInt(alarm)
row.StatusFlag = nullableInt(status)
row.ReceivedAt = receivedAt.String
row.CreatedAt = createdAt.String
row.UpdatedAt = updatedAt.String
out = append(out, row)
}