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Optimize server by only sending new-ish records to the client

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This commit is contained in:
David Dworken 2022-04-16 10:30:39 -07:00
parent a65fbb7192
commit 2b676a935b
1 changed files with 1 additions and 1 deletions
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2
backend/server/server.go
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@ -66,7 +66,7 @@ func apiEQueryHandler(w http.ResponseWriter, r *http.Request) {
GLOBAL_DB.Exec("UPDATE enc_history_entries SET read_count = read_count + 1 WHERE device_id = ?", deviceId) GLOBAL_DB.Exec("UPDATE enc_history_entries SET read_count = read_count + 1 WHERE device_id = ?", deviceId)
// Then retrieve, to avoid a race condition // Then retrieve, to avoid a race condition
tx := GLOBAL_DB.Where("device_id = ?", deviceId) tx := GLOBAL_DB.Where("device_id = ? AND read_count < 5", deviceId)
var historyEntries []*shared.EncHistoryEntry var historyEntries []*shared.EncHistoryEntry
result := tx.Find(&historyEntries) result := tx.Find(&historyEntries)
if result.Error != nil { if result.Error != nil {