From f307f448e3f81cd9700ee3ca3125026417146541 Mon Sep 17 00:00:00 2001
From: Tangent Wantwight <tangent128@gmail.com>
Date: Wed, 5 Oct 2022 19:57:17 -0400
Subject: [PATCH] Halloween 2022

---
 harrogate/Cargo.toml            |  1 +
 harrogate/src/halloween_2022.rs | 37 +++++++++++++++++++++++++++++++++
 harrogate/src/main.rs           |  4 ++++
 3 files changed, 42 insertions(+)
 create mode 100644 harrogate/src/halloween_2022.rs

diff --git a/harrogate/Cargo.toml b/harrogate/Cargo.toml
index 63d8259..01807bd 100644
--- a/harrogate/Cargo.toml
+++ b/harrogate/Cargo.toml
@@ -24,6 +24,7 @@ st-patricks-day = ["replace-default"]
 july-4 = ["replace-default"]
 halloween-2020 = ["replace-default"]
 halloween-2021 = ["replace-default"]
+halloween-2022 = ["replace-default"]
 new-years-eve-2020 = ["replace-default"]
 november-2020 = ["replace-default"]
 
diff --git a/harrogate/src/halloween_2022.rs b/harrogate/src/halloween_2022.rs
new file mode 100644
index 0000000..d8cabfe
--- /dev/null
+++ b/harrogate/src/halloween_2022.rs
@@ -0,0 +1,37 @@
+//! purple-and-green with "lightning" flashes
+use core::iter::repeat;
+
+use super::delay;
+use house::{Harrogate, PORCH_BACK_LEN, PORCH_FRONT_LEN};
+use lights::{rgb::Rgb, HardwareRgb, Lights};
+
+const ORANGE: Rgb = Rgb(255, 150, 0);
+const PURPLE: Rgb = Rgb(100, 0, 128);
+
+// tenth of a second
+const TIC: u32 = 4_800_000;
+
+#[allow(dead_code)]
+#[inline(always)]
+pub fn run(lights: &mut impl Lights<Pixel = HardwareRgb>) -> ! {
+    let mut ring = repeat(PURPLE)
+        .take(PORCH_BACK_LEN)
+        .chain(repeat(ORANGE).take(PORCH_FRONT_LEN))
+        .cycle();
+
+    loop {
+        let back = ring.clone();
+        let front = back.clone().skip(PORCH_BACK_LEN);
+
+        // render
+        Harrogate {
+            porch_back: back,
+            porch_front: front,
+        }
+        .render_to(lights);
+
+        ring.next();
+
+        delay(TIC * 2);
+    }
+}
diff --git a/harrogate/src/main.rs b/harrogate/src/main.rs
index 1ce3068..90f8dbe 100644
--- a/harrogate/src/main.rs
+++ b/harrogate/src/main.rs
@@ -15,6 +15,7 @@ mod st_patricks_day;
 mod july_4;
 mod halloween_2020;
 mod halloween_2021;
+mod halloween_2022;
 mod november_2020;
 mod new_years_eve_2020;
 mod door_light;
@@ -53,6 +54,9 @@ fn main() -> ! {
     #[cfg(feature = "halloween-2021")]
     halloween_2021::run(&mut lights);
 
+    #[cfg(feature = "halloween-2022")]
+    halloween_2022::run(&mut lights);
+
     #[cfg(feature = "new-years-eve-2020")]
     new_years_eve_2020::run(&mut lights);