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sync_message.go
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sync_message.go
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package message
import (
"slices"
"github.com/apache/arrow/go/v16/arrow"
"github.com/cloudquery/plugin-sdk/v4/schema"
)
type syncBaseMessage struct {
}
func (*syncBaseMessage) IsSyncMessage() bool {
return true
}
type SyncMessage interface {
GetTable() *schema.Table
IsSyncMessage() bool
}
type SyncMigrateTable struct {
syncBaseMessage
Table *schema.Table
}
func (m SyncMigrateTable) GetTable() *schema.Table {
return m.Table
}
type SyncInsert struct {
syncBaseMessage
Record arrow.Record
}
func (m *SyncInsert) GetTable() *schema.Table {
table, err := schema.NewTableFromArrowSchema(m.Record.Schema())
if err != nil {
panic(err)
}
return table
}
type SyncMessages []SyncMessage
type SyncMigrateTables []*SyncMigrateTable
type SyncInserts []*SyncInsert
func (messages SyncMessages) InsertItems() int64 {
items := int64(0)
for _, msg := range messages {
if m, ok := msg.(*SyncInsert); ok {
items += m.Record.NumRows()
}
}
return items
}
func (messages SyncMessages) GetInserts() SyncInserts {
inserts := make(SyncInserts, 0, len(messages))
for _, msg := range messages {
if m, ok := msg.(*SyncInsert); ok {
inserts = append(inserts, m)
}
}
return slices.Clip(inserts)
}
func (m SyncMigrateTables) Exists(tableName string) bool {
for _, table := range m {
if table.Table.Name == tableName {
return true
}
}
return false
}
func (m SyncInserts) Exists(tableName string) bool {
for _, insert := range m {
md := insert.Record.Schema().Metadata()
tableNameMeta, ok := md.GetValue(schema.MetadataTableName)
if !ok {
continue
}
if tableNameMeta == tableName {
return true
}
}
return false
}
func (m SyncInserts) GetRecords() []arrow.Record {
res := make([]arrow.Record, len(m))
for i := range m {
res[i] = m[i].Record
}
return res
}
// Get all records for a single table
func (m SyncInserts) GetRecordsForTable(table *schema.Table) []arrow.Record {
res := make([]arrow.Record, 0, len(m))
for _, insert := range m {
md := insert.Record.Schema().Metadata()
tableNameMeta, ok := md.GetValue(schema.MetadataTableName)
if !ok || tableNameMeta != table.Name {
continue
}
res = append(res, insert.Record)
}
return slices.Clip(res)
}
type SyncDeleteRecord struct {
syncBaseMessage
// TODO: Instead of using this struct we should derive the DeletionKeys and parent/child relation from the schema.Table itself
DeleteRecord
}
func (m SyncDeleteRecord) GetTable() *schema.Table {
return &schema.Table{Name: m.TableName}
}