From 4401dce2b5545ce8117818812d8e3c8919f5f7fd Mon Sep 17 00:00:00 2001
From: Owen Jacobson <owen@grimoire.ca>
Date: Thu, 10 Oct 2024 21:05:48 -0400
Subject: Remove redundancy in `hi-ui` directory name.

---
 ui/src/lib/store/messages.js | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 ui/src/lib/store/messages.js

(limited to 'ui/src/lib/store/messages.js')

diff --git a/ui/src/lib/store/messages.js b/ui/src/lib/store/messages.js
new file mode 100644
index 0000000..931b8fb
--- /dev/null
+++ b/ui/src/lib/store/messages.js
@@ -0,0 +1,44 @@
+export class Messages {
+	constructor() {
+		this.channels = {};
+	}
+
+	inChannel(channel) {
+		return this.channels[channel] = (this.channels[channel] || []);
+	}
+
+	addMessage(channel, id, at, sender, body) {
+		this.updateChannel(channel, (messages) => [...messages, { id, at, sender, body }]);
+		return this;
+	}
+
+	setMessages(messages) {
+		this.channels = {};
+		for (let { channel, id, at, sender, body } of messages) {
+			this.inChannel(channel).push({ id, at, sender, body, });
+		}
+		for (let channel in this.channels) {
+			this.channels[channel].sort((a, b) => a.at - b.at);
+		}
+		return this;
+	}
+
+
+	deleteMessage(message) {
+		for (let channel in this.channels) {
+			this.updateChannel(channel, (messages) => messages.filter((msg) => msg.id != message));
+		}
+		return this;
+	}
+
+	deleteChannel(id) {
+		delete this.channels[id];
+		return this;
+	}
+
+	updateChannel(channel, callback) {
+		let messages = callback(this.inChannel(channel));
+		messages.sort((a, b) => a.at - b.at);
+		this.channels[channel] = messages;
+	}
+}
-- 
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