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fix(eventstore): resource owner from previous event

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This commit is contained in:
adlerhurst
2020-10-22 18:13:31 +02:00
parent 0f855c86cf
commit b6ed7a396c
2 changed files with 221 additions and 21 deletions
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internal/eventstore/v2/repository/sql/crdb.go
+42 -21
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@@ -31,25 +31,46 @@ const (
" check_previous, " +
// variables below are calculated
" max_event_seq " +
") " +
" AS( " +
" SELECT " +
" $1::VARCHAR," +
" $2::VARCHAR," +
" $3::VARCHAR," +
" $4::VARCHAR," +
" COALESCE($5::TIMESTAMPTZ, NOW()), " +
" $6::JSONB, " +
" $7::VARCHAR, " +
" $8::VARCHAR, " +
" $9::VARCHAR, " +
" $10::BIGINT, " +
" $11::BOOLEAN," +
" MAX(event_sequence) AS max_event_seq " +
" FROM eventstore.events " +
" WHERE " +
" aggregate_type = $2::VARCHAR " +
" AND aggregate_id = $3::VARCHAR " +
") AS ( " +
" ( " +
//the following select will return no row if no previous event defined
" SELECT " +
" $1::VARCHAR, " +
" $2::VARCHAR, " +
" $3::VARCHAR, " +
" $4::VARCHAR, " +
" COALESCE($5::TIMESTAMPTZ, NOW()), " +
" $6::JSONB, " +
" $7::VARCHAR, " +
" $8::VARCHAR, " +
" resource_owner, " +
" $10::BIGINT, " +
" $11::BOOLEAN," +
" MAX(event_sequence) AS max_event_seq " +
" FROM eventstore.events " +
" WHERE " +
" aggregate_type = $2::VARCHAR " +
" AND aggregate_id = $3::VARCHAR " +
" GROUP BY resource_owner " +
" ) UNION ALL (" +
// if no previous event we use the given data
" VALUES (" +
" $1::VARCHAR, " +
" $2::VARCHAR, " +
" $3::VARCHAR, " +
" $4::VARCHAR, " +
" COALESCE($5::TIMESTAMPTZ, NOW()), " +
" $6::JSONB, " +
" $7::VARCHAR, " +
" $8::VARCHAR, " +
" $9::VARCHAR, " +
" $10::BIGINT, " +
" $11::BOOLEAN, " +
" NULL::BIGINT " +
" ) " +
" ) " +
// ensure only 1 row in input_event
" LIMIT 1 " +
") " +
"INSERT INTO eventstore.events " +
" ( " +
@@ -94,7 +115,7 @@ const (
" ) " +
" END " +
" ) " +
"RETURNING id, event_sequence, previous_sequence, creation_date "
"RETURNING id, event_sequence, previous_sequence, creation_date, resource_owner "
)
type CRDB struct {
@@ -136,7 +157,7 @@ func (db *CRDB) Push(ctx context.Context, events ...*repository.Event) error {
event.ResourceOwner,
previousSequence,
event.CheckPreviousSequence,
).Scan(&event.ID, &event.Sequence, &previousSequence, &event.CreationDate)
).Scan(&event.ID, &event.Sequence, &previousSequence, &event.CreationDate, &event.ResourceOwner)
event.PreviousSequence = uint64(previousSequence)