From 94ac64a92e9d43b7bf20fccca9329b16cb931097 Mon Sep 17 00:00:00 2001
From: Mango0x45 <thomasvoss@live.com>
Date: Fri, 14 May 2021 19:52:38 +0200
Subject: Add undocumented custom mod messages

---
 main.js       | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++----
 settings.html |  4 ++++
 settings.js   | 21 +++++++++++++++++++--
 3 files changed, 76 insertions(+), 6 deletions(-)

diff --git a/main.js b/main.js
index 3cf8d05..d4b62dd 100644
--- a/main.js
+++ b/main.js
@@ -22,15 +22,64 @@ function compute()
 	const s_frame = Math.trunc(s_time * fps);
 	const e_frame = Math.trunc(e_time * fps);
 	const time = time_format(seconds);
-	const mod_message = `Mod Note: Retimed (Start Frame: ${s_frame}, End Frame: ${
-		e_frame}, FPS: ${fps}, Total Time: ${time})`;
 
 	document.getElementById("time").value = time;
 	document.getElementById("mod_message").disabled = false;
-	document.getElementById("mod_message").innerText = mod_message;
+	document.getElementById("mod_message").innerText = generate_mod_message(fps,
+										s_time,
+										e_time,
+										time,
+										s_frame,
+										e_frame,
+										frames,
+										seconds);
 	document.getElementById("mod_message_button").disabled = false;
 }
 
+/* Support custom mod messages. Find a better way to do this, it is very cringe! */
+function generate_mod_message(fps, start_time, end_time, total_time, start_frame, end_frame, total_frames, total_seconds)
+{
+	let mod_message = localStorage.getItem("custom_mod_message");
+
+	const hours = ~~(total_seconds / 3600)
+	const minutes = ~~((total_seconds % 3600) / 60);
+	const seconds = Math.trunc(total_seconds % 60);
+	const milliseconds = total_seconds % 60 % 1;
+
+	const padded_minutes = (minutes < 10) ? "0" + minutes : minutes;
+	const padded_seconds = (seconds < 10) ? "0" + seconds : seconds;
+
+	/* TODO: THIS IS REALLY BAD CODE!! FIX THIS!! */
+	const one_prec_millis = milliseconds.toFixed(1).replace("0.", "");
+	const two_prec_millis = milliseconds.toFixed(2).replace("0.", "");
+	const three_prec_millis = milliseconds.toFixed(3).replace("0.", "");
+
+	mod_message = mod_message.replaceAll("${FPS}", fps)
+	.replaceAll("${H}", hours)
+	.replaceAll("${M}", minutes)
+	.replaceAll("${S}", seconds)
+	.replaceAll("${MS}", milliseconds)
+
+	.replaceAll("${PM}", padded_minutes)
+	.replaceAll("${PS}", padded_seconds)
+
+	.replaceAll("${1MS}", one_prec_millis)
+	.replaceAll("${2MS}", two_prec_millis)
+	.replaceAll("${3MS}", three_prec_millis)
+
+	.replaceAll("${TS}", total_seconds)
+
+	.replaceAll("${ST}", start_time)
+	.replaceAll("${ET}", end_time)
+	.replaceAll("${TT}", total_time)
+
+	.replaceAll("${SF}", start_frame)
+	.replaceAll("${EF}", end_frame)
+	.replaceAll("${TF}", total_frames)
+
+	return mod_message;
+}
+
 /* Convert seconds to human readable time. */
 function time_format(t)
 {
@@ -93,7 +142,7 @@ function parse_time(event)
 
 	/* Calculate the exact timestamp */
 	const fps = parseInt(document.getElementById("framerate").value);
-	const frame = Math.floor(input * fps) / fps;
+	const frame = ~~(input * fps) / fps;
 	document.getElementById(event.target.id).value = `${frame}`;
 
 	/* If all fields are filled the compute */
diff --git a/settings.html b/settings.html
index c4eaced..3db898b 100644
--- a/settings.html
+++ b/settings.html
@@ -53,6 +53,10 @@
 		<input type="checkbox" id="page_text" onclick="remove_text()">
 		<span class="slider" id="slider"></span>
 	</label>
+	<br>
+	<br>
+	<h3 class="options">Custom Mod Message</h3>
+	<textarea id="custom_mod_message" cols="40" rows="3" onchange="set_mod_message(event)"></textarea>
 
 	<!-- This needs to come after the switches switch -->
 	<script src="settings.js"></script>
diff --git a/settings.js b/settings.js
index a82281d..84a078c 100644
--- a/settings.js
+++ b/settings.js
@@ -1,3 +1,5 @@
+const mod_message_default = "Mod Note: Retimed (Start Frame: ${SF}, End Frame: ${EF}, FPS: ${FPS}, Total Time: ${TT})";
+
 /* Set all the settings any time someone loads a page */
 function set_settings()
 {
@@ -10,8 +12,12 @@ function set_settings()
 function settings_init()
 {
 	document.getElementById("page_theme").checked = (localStorage.getItem("theme") === "dark");
-	document.getElementById("page_titles").checked = (localStorage.getItem("remove_titles") === "true");
-	document.getElementById("page_text").checked = (localStorage.getItem("remove_text") === "true");
+	document.getElementById("page_titles").checked = (localStorage.getItem("remove_titles")
+							  === "true");
+	document.getElementById("page_text").checked = (localStorage.getItem("remove_text")
+							=== "true");
+	const mod_message = localStorage.getItem("custom_mod_message");
+	document.getElementById("custom_mod_message").value = mod_message ? mod_message : mod_message_default;
 }
 
 /* Change the users preferred theme. */
@@ -72,6 +78,17 @@ function remove_text()
 	localStorage.setItem("remove_text", checked.toString());
 }
 
+/* Set a custom mod message */
+function set_mod_message(event)
+{
+	if (event.target.value.replace(/\s/g, ""))
+		localStorage.setItem("custom_mod_message", event.target.value);
+	else {
+		event.target.value = mod_message_default;
+		localStorage.setItem("custom_mod_message", mod_message_default);
+	}
+}
+
 /* Conform to the users preferences */
 if (window.location.href.endsWith("settings.html"))
 	settings_init();
-- 
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