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feat(platform): count vehicle list pages

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lingniu
2026-07-03 22:29:46 +08:00
parent 28d1a68823
commit 1293035045
3 changed files with 26 additions and 7 deletions
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14
vehicle-data-platform/apps/api/internal/platform/mysql_queries.go
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@@ -27,18 +27,22 @@ func buildVehicleListSQL(query url.Values) SQLQuery {
where = append(where, "s.protocol = ?")
args = append(args, protocol)
}
countArgs := append([]any(nil), args...)
args = append(args, limit, offset)
fromSQL := `FROM vehicle_realtime_snapshot s ` +
`LEFT JOIN vehicle_identity_binding b ON b.vin = s.vin ` +
`LEFT JOIN vehicle_realtime_location l ON l.vin = s.vin AND l.protocol = s.protocol ` +
`WHERE ` + strings.Join(where, " AND ")
return SQLQuery{
Text: `SELECT s.vin, COALESCE(NULLIF(s.plate, ''), b.plate, '') AS plate, COALESCE(b.phone, '') AS phone, COALESCE(b.oem, '') AS oem, s.protocol, ` +
`CASE WHEN s.updated_at >= DATE_SUB(NOW(), INTERVAL 1 MINUTE) THEN 1 ELSE 0 END AS online, ` +
`COALESCE(DATE_FORMAT(s.updated_at, '%Y-%m-%d %H:%i:%s'), '') AS last_seen, ` +
`COALESCE(CONCAT(l.longitude, ',', l.latitude), '') AS location_text, ` +
`CASE WHEN b.vin IS NOT NULL AND b.vin <> '' THEN 100 ELSE 60 END AS binding_score ` +
`FROM vehicle_realtime_snapshot s ` +
`LEFT JOIN vehicle_identity_binding b ON b.vin = s.vin ` +
`LEFT JOIN vehicle_realtime_location l ON l.vin = s.vin AND l.protocol = s.protocol ` +
`WHERE ` + strings.Join(where, " AND ") + ` ORDER BY s.updated_at DESC LIMIT ? OFFSET ?`,
Args: args,
fromSQL + ` ORDER BY s.updated_at DESC, s.vin ASC, s.protocol ASC LIMIT ? OFFSET ?`,
Args: args,
CountText: `SELECT COUNT(*) ` + fromSQL,
CountArgs: countArgs,
}
}