From 25926cba836699bce894145ce9512610ed2498c7 Mon Sep 17 00:00:00 2001
From: Tobie Morgan Hitchcock <tobie@abcum.com>
Date: Sat, 24 Sep 2022 11:17:47 +0100
Subject: [PATCH] Remove <datetime> / <duration> functionality in favour of
 time::floor function

Closes #1213
---
 lib/src/sql/duration.rs    | 14 --------------
 lib/src/sql/value/value.rs | 26 +++-----------------------
 2 files changed, 3 insertions(+), 37 deletions(-)

diff --git a/lib/src/sql/duration.rs b/lib/src/sql/duration.rs
index 807e2203..88a430e0 100644
--- a/lib/src/sql/duration.rs
+++ b/lib/src/sql/duration.rs
@@ -3,7 +3,6 @@ use crate::sql::datetime::Datetime;
 use crate::sql::error::IResult;
 use crate::sql::serde::is_internal_serialization;
 use crate::sql::value::Value;
-use chrono::DurationRound;
 use nom::branch::alt;
 use nom::bytes::complete::tag;
 use nom::multi::many1;
@@ -204,19 +203,6 @@ impl ops::Sub<Datetime> for Duration {
 	}
 }
 
-impl ops::Div<Datetime> for Duration {
-	type Output = Datetime;
-	fn div(self, other: Datetime) -> Datetime {
-		match chrono::Duration::from_std(self.0) {
-			Ok(d) => match other.duration_trunc(d) {
-				Ok(v) => Datetime::from(v),
-				Err(_) => Datetime::default(),
-			},
-			Err(_) => Datetime::default(),
-		}
-	}
-}
-
 impl Sum<Self> for Duration {
 	fn sum<I>(iter: I) -> Duration
 	where
diff --git a/lib/src/sql/value/value.rs b/lib/src/sql/value/value.rs
index a3dd0438..65b51a6a 100644
--- a/lib/src/sql/value/value.rs
+++ b/lib/src/sql/value/value.rs
@@ -1229,29 +1229,9 @@ impl ops::Mul for Value {
 impl ops::Div for Value {
 	type Output = Self;
 	fn div(self, other: Self) -> Self {
-		match (self, other) {
-			(Value::Number(v), Value::Number(w)) => {
-				if w == Number::Int(0) {
-					Value::None
-				} else {
-					Value::Number(v / w)
-				}
-			}
-			(Value::Datetime(v), Value::Duration(w)) => {
-				if w.is_zero() {
-					Value::None
-				} else {
-					Value::Datetime(w / v)
-				}
-			}
-			(v, w) => {
-				let w = w.as_number();
-				if w == Number::Int(0) {
-					Value::None
-				} else {
-					Value::from(v.as_number() / w)
-				}
-			}
+		match (self.as_number(), other.as_number()) {
+			(_, w) if w == Number::Int(0) => Value::None,
+			(v, w) => Value::Number(v / w),
 		}
 	}
 }