From 86bb7aeb9a5cdbe2b7a39db451dd310b119311dd Mon Sep 17 00:00:00 2001
From: Greg Heartsfield <scsibug@imap.cc>
Date: Tue, 20 Dec 2022 10:07:01 -0600
Subject: [PATCH] improvement: function to check pool capacity

---
 src/db.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/db.rs b/src/db.rs
index 6913cce..90ba03f 100644
--- a/src/db.rs
+++ b/src/db.rs
@@ -614,6 +614,12 @@ fn query_from_sub(sub: &Subscription) -> (String, Vec<Box<dyn ToSql>>) {
     (query, params)
 }
 
+/// Check if the pool is fully utilized
+fn _pool_at_capacity(pool: &SqlitePool) -> bool {
+    let state: r2d2::State = pool.state();
+    state.idle_connections == 0
+}
+
 fn log_pool_stats(pool: &SqlitePool) {
     let state: r2d2::State = pool.state();
     let in_use_cxns = state.connections - state.idle_connections;