From 8edd5625ad5dde0ef1637d5c89e9901b3ee65d73 Mon Sep 17 00:00:00 2001
From: Owen Jacobson <owen@grimoire.ca>
Date: Sat, 5 Oct 2024 20:12:25 -0400
Subject: Provide named operations for stored state.

---
 hi-ui/src/store/channels.js | 71 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 hi-ui/src/store/channels.js

(limited to 'hi-ui/src/store/channels.js')

diff --git a/hi-ui/src/store/channels.js b/hi-ui/src/store/channels.js
new file mode 100644
index 0000000..20702cc
--- /dev/null
+++ b/hi-ui/src/store/channels.js
@@ -0,0 +1,71 @@
+export class Channels {
+	constructor() {
+		this.channels = [];
+	}
+
+	setChannels(channels) {
+		this.channels = [...channels];
+		this.sort();
+		return this;
+	}
+
+	addChannel(channel) {
+		this.channels = [...this.channels, channel];
+		this.sort();
+		return this;
+	}
+
+	deleteChannel(id) {
+		const channelIndex = this.channels.map((e) => e.id).indexOf(id);
+		if (channelIndex !== -1) {
+			this.channels.splice(channelIndex, 1);
+		}
+		return this;
+	}
+
+	sort() {
+		this.channels.sort((a, b) => {
+			if (a.name < b.name) {
+				return -1;
+			} else if (a.name > b.name) {
+				return 1;
+			}
+			return 0;
+		});
+	}
+}
+
+export class ActiveChannel {
+	constructor() {
+		this.channel = null;
+	}
+
+	isSet() {
+		return this.channel !== null;
+	}
+
+	get() {
+		return this.channel;
+	}
+
+	is(id) {
+		return this.channel === id;
+	}
+
+	set(id) {
+		this.channel = id;
+		return this;
+	}
+
+	deleteChannel(id) {
+		if (this.is(id)) {
+			return this.clear();
+		}
+		return this;
+	}
+
+	clear() {
+		this.channel = null;
+		return this;
+	}
+}
-- 
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