add db.Pool

db/db.go

@@ -6,12 +6,13 @@ import (
 	"fmt"
 
 	"github.com/jackc/pgx/v5"
+	"github.com/jackc/pgx/v5/pgxpool"
 )
 
 const (
+	// TODO unused; i think i failed to make this work. should i just rely on the env
+	// vars like i've been doing?
 	dburl = "postgresql://vilmibm/postgres?host=/home/vilmibm/src/trunkless/pgdata/sockets"
-	//	MaxID = 467014991
-	MaxID = 345507789
 )
 
 func StrToID(s string) string {
@@ -27,4 +28,13 @@ func Connect() (*pgx.Conn, error) {
 	return conn, nil
 }
 
+func Pool() (*pgxpool.Pool, error) {
+	pool, err := pgxpool.New(context.Background(), "")
+	if err != nil {
+		return nil, fmt.Errorf("Unable to connect to database: %w", err)
+	}
+
+	return pool, nil
+}
+
 // TODO func for getting ID ranges for each corpus in phrases

go.mod

@@ -20,6 +20,7 @@ require (
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/jackc/pgpassfile v1.0.0 // indirect
 	github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
+	github.com/jackc/puddle/v2 v2.2.1 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.4 // indirect
 	github.com/kr/text v0.2.0 // indirect
@@ -35,6 +36,7 @@ require (
 	golang.org/x/arch v0.3.0 // indirect
 	golang.org/x/crypto v0.17.0 // indirect
 	golang.org/x/net v0.10.0 // indirect
+	golang.org/x/sync v0.1.0 // indirect
 	golang.org/x/sys v0.15.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 	google.golang.org/protobuf v1.30.0 // indirect