db/sqlc: add queries for account payments

Add SQL queries to select account payments with pagination (limit and
offset), and a query to count the total payments for a given account.

db/sqlc/accounts.sql.go

@@ -11,6 +11,48 @@ import (
 	"time"
 )
 
+const accountPaymentsPaginated = `-- name: AccountPaymentsPaginated :many
+SELECT account_id, hash, status, full_amount_msat
+FROM account_payments
+WHERE account_id = $1
+ORDER BY hash ASC
+LIMIT $2 OFFSET $3
+`
+
+type AccountPaymentsPaginatedParams struct {
+	AccountID int64
+	Limit     int32
+	Offset    int32
+}
+
+func (q *Queries) AccountPaymentsPaginated(ctx context.Context, arg AccountPaymentsPaginatedParams) ([]AccountPayment, error) {
+	rows, err := q.db.QueryContext(ctx, accountPaymentsPaginated, arg.AccountID, arg.Limit, arg.Offset)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []AccountPayment
+	for rows.Next() {
+		var i AccountPayment
+		if err := rows.Scan(
+			&i.AccountID,
+			&i.Hash,
+			&i.Status,
+			&i.FullAmountMsat,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
 const addAccountInvoice = `-- name: AddAccountInvoice :exec
 INSERT INTO account_invoices (account_id, hash)
 VALUES ($1, $2)
@@ -26,6 +68,19 @@ func (q *Queries) AddAccountInvoice(ctx context.Context, arg AddAccountInvoicePa
 	return err
 }
 
+const countAccountPayments = `-- name: CountAccountPayments :one
+SELECT COUNT(*)
+FROM account_payments
+WHERE account_id = $1
+`
+
+func (q *Queries) CountAccountPayments(ctx context.Context, accountID int64) (int64, error) {
+	row := q.db.QueryRowContext(ctx, countAccountPayments, accountID)
+	var count int64
+	err := row.Scan(&count)
+	return count, err
+}
+
 const deleteAccount = `-- name: DeleteAccount :exec
 DELETE FROM accounts
 WHERE id = $1

db/sqlc/querier.go

@@ -10,7 +10,9 @@ import (
 )
 
 type Querier interface {
+	AccountPaymentsPaginated(ctx context.Context, arg AccountPaymentsPaginatedParams) ([]AccountPayment, error)
 	AddAccountInvoice(ctx context.Context, arg AddAccountInvoiceParams) error
+	CountAccountPayments(ctx context.Context, accountID int64) (int64, error)
 	DeleteAccount(ctx context.Context, id int64) error
 	DeleteAccountPayment(ctx context.Context, arg DeleteAccountPaymentParams) error
 	DeleteAllTempKVStores(ctx context.Context) error

db/sqlc/queries/accounts.sql

@@ -80,6 +80,18 @@ WHERE account_id = $1;
 SELECT *
 FROM account_payments;
 
+-- name: AccountPaymentsPaginated :many
+SELECT *
+FROM account_payments
+WHERE account_id = $1
+ORDER BY hash ASC
+LIMIT $2 OFFSET $3;
+
+-- name: CountAccountPayments :one
+SELECT COUNT(*)
+FROM account_payments
+WHERE account_id = $1;
+
 -- name: ListAccountInvoices :many
 SELECT *
 FROM account_invoices