From d42fd9072b68e1037a5a7110d4c64d9708216118 Mon Sep 17 00:00:00 2001
From: Mylloon <kennel.anri@tutanota.com>
Date: Sun, 6 Nov 2022 18:25:21 +0100
Subject: [PATCH] * add comments * add timeout when creating a reminder

---
 src/events/client/ready.ts |  3 ++
 src/utils/client.ts        |  3 +-
 src/utils/reminder.ts      | 85 ++++++++++++++++++++++++++++++++++++--
 3 files changed, 86 insertions(+), 5 deletions(-)

diff --git a/src/events/client/ready.ts b/src/events/client/ready.ts
index 4621ee6..75b3b63 100644
--- a/src/events/client/ready.ts
+++ b/src/events/client/ready.ts
@@ -3,4 +3,7 @@ export const once = true;
 /** https://discord.js.org/#/docs/discord.js/main/class/Client?scrollTo=e-ready */
 export default async () => {
 	console.log('Connected to Discord!');
+
+	// Restart all the timeout about reminders here
+	// TODO: Reminders timeout
 };
diff --git a/src/utils/client.ts b/src/utils/client.ts
index 9725d9c..91d5285 100644
--- a/src/utils/client.ts
+++ b/src/utils/client.ts
@@ -58,6 +58,7 @@ const initDatabase = (db: Database) => {
 			channel_id INTEGER, \
 			creation_date INTEGER, \
 			user_id INTEGER, \
-			guild_id INTEGER \
+			guild_id INTEGER, \
+			timeout_id INTEGER \
 		);');
 };
diff --git a/src/utils/reminder.ts b/src/utils/reminder.ts
index cab23df..7c53755 100644
--- a/src/utils/reminder.ts
+++ b/src/utils/reminder.ts
@@ -1,12 +1,21 @@
 import { Client } from 'discord.js';
 import { strToSeconds } from './time';
 
+/**
+ * Option possible for reminders
+ */
 enum OptionReminder {
+	/** No parameters */
 	Nothing,
+	/** @ */
 	Mention,
+	/** p */
 	DirectMessage,
 }
 
+/**
+ * Store data about the remidner
+ */
 type infoReminder = {
 	locale: Map<string, Map<string, string>>,
 	message: string | null,
@@ -16,6 +25,11 @@ type infoReminder = {
 	guildId: string | null
 }
 
+/**
+ * Split the time and the extra args `p` and `@`
+ * @param time raw text from user
+ * @returns An object with the time and the option
+ */
 const splitTime = (time: string) => {
 	if (time?.endsWith('@')) {
 		return { time: time.slice(0, -1), option: OptionReminder.Mention };
@@ -26,20 +40,31 @@ const splitTime = (time: string) => {
 	return { time: time, option: OptionReminder.Nothing };
 };
 
+/**
+ * Create a new reminder
+ * @param client Client
+ * @param time raw text from user about the time wanted
+ * @param info data about the context of the reminder
+ * @returns Promise resolution of the sql request
+ */
 export const newReminder = async (client: Client, time: string, info: infoReminder) =>
 	new Promise((ok, ko) => {
 		const data = splitTime(time);
+		const timeout = strToSeconds(data.time);
+		const timeoutId = setTimeoutReminder(client, info, data.option, timeout);
+
 		// Add the remind to the db
 		client.db.run('INSERT INTO reminder ( \
-			data, expiration_date, option_id, channel_id, creation_date, user_id, guild_id \
-			) VALUES ( ?, ?, ?, ?, ?, ?, ?);', [
+			data, expiration_date, option_id, channel_id, creation_date, user_id, guild_id, timeout_id \
+			) VALUES ( ?, ?, ?, ?, ?, ?, ?, ? );', [
 			info.message,
-			info.createdAt + strToSeconds(data.time),
+			info.createdAt + timeout,
 			data.option.valueOf(),
 			info.channelId,
 			info.createdAt,
 			info.userId,
-			info.guildId], (err) => {
+			info.guildId,
+			timeoutId], (err) => {
 			if (err) {
 				ko(err);
 			}
@@ -48,3 +73,55 @@ export const newReminder = async (client: Client, time: string, info: infoRemind
 			ok(`${info.locale.get('c_reminder1')} ${data.time}.`);
 		});
 	});
+
+
+/**
+ * Create a timeout for a reminder
+ * @param client Client
+ * @param info info about the reminder
+ * @param option option used for this reminder (aka location of the response)
+ * @param timeout Amout of time before the reminder ends
+ * @returns timeout ID
+ */
+const setTimeoutReminder = (client: Client, info: infoReminder, option: OptionReminder, timeout: number) => {
+	// TODO: Reminders timeout
+	return Number(setTimeout(() => {
+		// Delete the reminder for the database
+		new Promise((ok, ko) => {
+			// Add the remind to the db
+			client.db.run('DELETE FROM reminder WHERE creation_date = ? AND user_id = ?', [info.createdAt, info.userId], (err) => {
+				if (err) {
+					ko(err);
+				}
+
+				// Send confirmation to user
+				ok(true);
+			});
+		}).then((val) => {
+			if (val != true) {
+				throw val;
+			}
+
+			// Send the message in the appropriate channel
+			if (option == OptionReminder.DirectMessage) {
+				// Direct message
+				const user = client.users.cache.get(info.userId);
+				// TODO: Locales
+				user?.send(`Here your reminder: ${info.message} :)`);
+			} else {
+				// Channel
+				client.channels.fetch(info.channelId ?? '').then((channel) => {
+					if (channel?.isTextBased()) {
+						// TODO: Check if option == OptionReminder.Mention and mention
+						// 		 everyone who are in the message
+
+						// TODO: Test if a message exist
+						console.log(typeof info.message, info.message);
+						// TODO: Locales
+						channel.send(`Here your reminder: ${info.message} :)`);
+					}
+				});
+			}
+		});
+	}, timeout * 1000));
+};