[Refactor] Move local time’s seconds since midnight calculation to the clock module

src/clock.rs

@@ -1,4 +1,8 @@
-use chrono::prelude::Local;
+use chrono::{prelude::Local, Timelike};
+
+pub enum DayPart {
+    LocalNow,
+}
 
 pub fn get_moon_phase() -> f32 {
     let local_timestamp = Local::now();
@@ -7,3 +11,13 @@ pub fn get_moon_phase() -> f32 {
 
     moon_illumination.phase as f32 * 28.0
 }
+
+pub fn get_seconds_since_midnight(which: DayPart) -> i32 {
+    let local_timestamp = Local::now();
+
+    let seconds = match which {
+        DayPart::LocalNow => local_timestamp.time().num_seconds_from_midnight(),
+    };
+
+    seconds as i32
+}

src/svg_clock.rs

@@ -17,7 +17,7 @@ use svg::{
 };
 use usvg::Tree;
 
-use crate::clock::get_moon_phase;
+use crate::clock::{get_moon_phase, get_seconds_since_midnight, DayPart};
 use crate::config::Config;
 
 const HOUR_NAMES: [&str; 24] = [
@@ -349,7 +349,7 @@ pub fn gen_svg(
     let unixtime = suncalc::Timestamp(local_timestamp.timestamp_millis());
 
     let utc_offset = local_timestamp.offset().local_minus_utc();
-    let local_time = local_timestamp.time().num_seconds_from_midnight() as i32;
+    let local_time = get_seconds_since_midnight(DayPart::LocalNow);
     let utc_rotation = seconds_to_degrees(utc_offset);
     let moon_radius = IMAGE_WIDTH as f32 * 0.071428571;