From ba1311124033abe11d9eb10f65fc5907ce890f8f Mon Sep 17 00:00:00 2001
From: Nathan Perry <np@nathanperry.dev>
Date: Mon, 28 Nov 2022 09:17:56 -0500
Subject: rust: update dependencies

---
 src/db/mod.rs | 48 ++++++++++++++++++++----------------------------
 1 file changed, 20 insertions(+), 28 deletions(-)

(limited to 'src/db')

diff --git a/src/db/mod.rs b/src/db/mod.rs
index 611526f..180012d 100644
--- a/src/db/mod.rs
+++ b/src/db/mod.rs
@@ -1,6 +1,7 @@
 use std::{
     convert::AsRef,
     env,
+    str::FromStr,
 };
 
 use chrono::{
@@ -13,10 +14,14 @@ use diesel::{
     prelude::*,
     r2d2::{ConnectionManager, ManageConnection},
 };
-use postgres::Connection as RawPgConn;
+
+use postgres::Client as RawPgConn;
 use r2d2_postgres::{
     PostgresConnectionManager as RawPgConnMgr,
-    TlsMode,
+    postgres::{
+        NoTls,
+        Config,
+    },
 };
 
 use anyhow::anyhow;
@@ -32,8 +37,9 @@ mod models;
 
 lazy_static! {
     static ref DB_URL: String = env::var("DATABASE_URL").expect("no database url in environment").into();
+    static ref DB_CONFIG: Config = Config::from_str(&DB_URL).expect("parsing db url as config");
     static ref CONN_MGR: ConnectionManager<PgConnection> = ConnectionManager::new(DB_URL.clone());
-    static ref RAW_CONN_MGR: RawPgConnMgr = RawPgConnMgr::new(DB_URL.clone(), TlsMode::None).unwrap();
+    static ref RAW_CONN_MGR: RawPgConnMgr<NoTls> = RawPgConnMgr::new(DB_CONFIG.clone(), NoTls);
 }
 
 #[inline]
@@ -71,7 +77,7 @@ pub fn find_meme<T: AsRef<str>>(conn: &PgConnection, search: T) -> Result<Meme>
 }
 
 pub fn query_meme<T: AsRef<str>>(search: T, user_id: Option<u64>, age_desc: bool) -> Result<Vec<(Meme, Metadata)>> {
-    let raw_conn = raw_connection()?;
+    let mut raw_conn = raw_connection()?;
 
     let search = format!("%{}%", search.as_ref());
 
@@ -168,7 +174,7 @@ pub fn delete_meme<T: AsRef<str>>(conn: &PgConnection, search: T, deleted_by: u6
 pub fn rare_meme(conn: &PgConnection, audio: bool) -> Result<Meme> {
     use rand::prelude::*;
 
-    let raw_conn = raw_connection()?;
+    let mut raw_conn = raw_connection()?;
 
     let rows = raw_conn.query(r#"
     WITH
@@ -377,21 +383,19 @@ pub fn stats(conn: &PgConnection) -> Result<Stats> {
         .first(conn)
         .map_err(Error::from)?;
 
-    let raw_conn = raw_connection()?;
+    let mut raw_conn = raw_connection()?;
 
-    let rows = raw_conn.query(r#"
+    let row = raw_conn.query_one(r#"
     SELECT DATE(time) as dt, COUNT(*) FROM invocation_records
     GROUP BY dt
     ORDER BY COUNT(*) DESC
     LIMIT 1;
     "#, &[])?;
 
-    let row = rows.get(0);
-
     let most_active_day = to_utc_date(row.get(0));
     let most_active_day_count: i64 = row.get(1);
 
-    let rows = raw_conn.query(r#"
+    let row = raw_conn.query_one(r#"
     SELECT DATE(time) as dt, COUNT(*) FROM invocation_records
     INNER JOIN memes ON invocation_records.meme_id = memes.id
     WHERE memes.audio_id IS NOT NULL
@@ -400,12 +404,10 @@ pub fn stats(conn: &PgConnection) -> Result<Stats> {
     LIMIT 1;
     "#, &[])?;
 
-    let row = rows.get(0);
-
     let most_active_audio_day = to_utc_date(row.get(0));
     let most_active_audio_day_count: i64 = row.get(1);
 
-    let rows = raw_conn.query(r#"
+    let row = raw_conn.query_one(r#"
     SELECT user_id, COUNT(*) FROM invocation_records
     WHERE random IS TRUE
     GROUP BY user_id
@@ -413,12 +415,10 @@ pub fn stats(conn: &PgConnection) -> Result<Stats> {
     LIMIT 1;
     "#, &[])?;
 
-    let row = rows.get(0);
-
     let most_random_invoker: i64 = row.get(0);
     let most_random_invoker_count: i64 = row.get(1);
 
-    let rows = raw_conn.query(r#"
+    let row = raw_conn.query_one(r#"
     SELECT user_id, COUNT(*) FROM invocation_records
     WHERE random IS FALSE
     GROUP BY user_id
@@ -426,12 +426,10 @@ pub fn stats(conn: &PgConnection) -> Result<Stats> {
     LIMIT 1;
     "#, &[])?;
 
-    let row = rows.get(0);
-
     let most_specific_invoker: i64 = row.get(0);
     let most_specific_invoker_count: i64 = row.get(1);
 
-    let rows = raw_conn.query(r#"
+    let row = raw_conn.query_one(r#"
     SELECT memes.title, COUNT(*) FROM invocation_records
     INNER JOIN memes ON meme_id = memes.id
     WHERE random IS FALSE
@@ -440,12 +438,10 @@ pub fn stats(conn: &PgConnection) -> Result<Stats> {
     LIMIT 1;
     "#, &[])?;
 
-    let row = rows.get(0);
-
     let most_requested_meme = row.get(0);
     let most_requested_meme_count: i64 = row.get(1);
 
-    let rows = raw_conn.query(r#"
+    let row = raw_conn.query_one(r#"
     SELECT memes.title, COUNT(*) FROM invocation_records
     INNER JOIN memes ON meme_id = memes.id
     WHERE random IS TRUE
@@ -454,12 +450,10 @@ pub fn stats(conn: &PgConnection) -> Result<Stats> {
     LIMIT 1;
     "#, &[])?;
 
-    let row = rows.get(0);
-
     let most_random_meme = row.get(0);
     let most_random_meme_count: i64 = row.get(1);
 
-    let rows = raw_conn.query(r#"
+    let row = raw_conn.query_one(r#"
     SELECT memes.title, COUNT(*) FROM invocation_records
     INNER JOIN memes ON meme_id = memes.id
     GROUP BY memes.title
@@ -467,8 +461,6 @@ pub fn stats(conn: &PgConnection) -> Result<Stats> {
     LIMIT 1;
     "#, &[])?;
 
-    let row = rows.get(0);
-
     let most_invoked_meme = row.get(0);
     let most_invoked_meme_count: i64 = row.get(1);
 
@@ -512,7 +504,7 @@ pub struct MemerInfo {
 }
 
 pub fn memers() -> Result<Vec<MemerInfo>> {
-    let raw_conn = raw_connection()?;
+    let mut raw_conn = raw_connection()?;
 
     let rows = raw_conn.query(r#"
     WITH random_count AS (
-- 
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