Add last-run file support

.gitignore

@@ -11,6 +11,7 @@ report*.json
 .env
 config.json
 command-leaderboard.json
+command-last-run.json
 
 # Tesseract Trained Data
 *.traineddata

Xiao.js

@@ -92,13 +92,26 @@ client.on('ready', async () => {
 		client.logger.error(`[LEADERBOARD] Could not parse command-leaderboard.json:\n${err.stack}`);
 	}
 
-	// Export command-leaderboard.json every 30 minutes
+	// Export command-last-run.json
+	try {
+		const results = client.importLastRun();
+		if (!results) client.logger.error('[LASTRUN] command-last-run.json is not formatted correctly.');
+	} catch (err) {
+		client.logger.error(`[LASTRUN] Could not parse command-last-run.json:\n${err.stack}`);
+	}
+
+	// Export command-leaderboard.json and command-last-run.json every 30 minutes
 	client.setInterval(() => {
 		try {
 			client.exportCommandLeaderboard();
 		} catch (err) {
 			client.logger.error(`[LEADERBOARD] Failed to export command-leaderboard.json:\n${err.stack}`);
 		}
+		try {
+			client.exportLastRun();
+		} catch (err) {
+			client.logger.error(`[LASTRUN] Failed to export command-last-run.json:\n${err.stack}`);
+		}
 	}, 1.8e+6);
 });
 
@@ -178,6 +191,7 @@ client.on('guildMemberRemove', async member => {
 client.on('disconnect', event => {
 	client.logger.error(`[DISCONNECT] Disconnected with code ${event.code}.`);
 	client.exportCommandLeaderboard();
+	client.exportLastRun();
 	process.exit(0);
 });
 

commands/util-public/last-run.js

@@ -22,7 +22,7 @@ module.exports = class LastRunCommand extends Command {
 
 	run(msg, { command }) {
 		if (command.lastRun === undefined) return msg.reply('That command\'s usage stats aren\'t being tracked.');
-		if (!command.lastRun) return msg.reply(`The \`${command.name}\` command has not been run since last reboot.`);
+		if (!command.lastRun) return msg.reply(`The \`${command.name}\` command has never been run.`);
 		const displayTime = moment.utc(command.lastRun).format('MM/DD/YYYY h:mm A');
 		return msg.say(`The \`${command.name}\` command was last run on **${displayTime}**.`);
 	}

commands/util/command-last-run-export.js

@@ -0,0 +1,30 @@
+const Command = require('../../structures/Command');
+
+module.exports = class CommandLastRunExportCommand extends Command {
+	constructor(client) {
+		super(client, {
+			name: 'command-last-run-export',
+			aliases: [
+				'cmd-lr-export',
+				'cmd-last-run-export',
+				'command-lr-export',
+				'export-cmd-lr',
+				'export-cmd-last-run',
+				'export-command-lr',
+				'export-command-last-run'
+			],
+			group: 'util',
+			memberName: 'command-last-run-export',
+			description: 'Exports a command last run JSON file.',
+			details: 'Only the bot owner(s) may use this command.',
+			ownerOnly: true,
+			guarded: true
+		});
+	}
+
+	async run(msg) {
+		const result = this.client.exportLastRun();
+		await msg.direct({ files: [{ attachment: result, name: 'command-last-run.json' }] });
+		return msg.say('📬 Sent `command-last-run.json` to your DMs!');
+	}
+};

commands/util/command-last-run-import.js

@@ -0,0 +1,34 @@
+const Command = require('../../structures/Command');
+
+module.exports = class CommandLastRunImportCommand extends Command {
+	constructor(client) {
+		super(client, {
+			name: 'command-last-run-import',
+			aliases: [
+				'cmd-lr-import',
+				'cmd-last-run-import',
+				'command-lr-import',
+				'import-cmd-lr',
+				'import-cmd-last-run',
+				'import-command-lr',
+				'import-command-last-run'
+			],
+			group: 'util',
+			memberName: 'command-last-run-import',
+			description: 'Imports a command last run JSON file.',
+			details: 'Only the bot owner(s) may use this command.',
+			ownerOnly: true,
+			guarded: true
+		});
+	}
+
+	run(msg) {
+		try {
+			const results = this.client.importLastRun();
+			if (!results) return msg.reply('The JSON file provided is invalid.');
+			return msg.say('Successfully imported command last run.');
+		} catch (err) {
+			return msg.reply(`Could not read \`command-last-run.json\`: \`${err.message}\`.`);
+		}
+	}
+};

commands/util/reload.js

@@ -24,8 +24,10 @@ module.exports = class ReloadCommand extends Command {
 
 	run(msg, { command }) {
 		this.client.exportCommandLeaderboard();
+		this.client.exportLastRun();
 		command.reload();
 		this.client.importCommandLeaderboard();
+		this.client.importLastRun();
 		return msg.say(`Reloaded the \`${command.name}\` command.`);
 	}
 };

commands/util/shutdown.js

@@ -50,6 +50,7 @@ module.exports = class ShutdownCommand extends Command {
 		try {
 			this.uses++;
 			this.client.exportCommandLeaderboard();
+			this.client.exportLastRun();
 			this.client.logger.info('[SHUTDOWN] Manual shutdown engaged.');
 			const text = texts[Math.floor(Math.random() * texts.length)];
 			await msg.say(text);

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "xiao",
-	"version": "128.4.1",
+	"version": "128.4.2",
 	"description": "Your personal server companion.",
 	"main": "Xiao.js",
 	"scripts": {

structures/Client.js

@@ -91,6 +91,38 @@ module.exports = class XiaoClient extends CommandoClient {
 		return buf;
 	}
 
+	importLastRun() {
+		const read = fs.readFileSync(path.join(__dirname, '..', 'command-last-run.json'), {
+			encoding: 'utf8'
+		});
+		const file = JSON.parse(read);
+		if (typeof file !== 'object' || Array.isArray(file)) return null;
+		for (const [id, value] of Object.entries(file)) {
+			if (!value) continue;
+			const date = new Date(value);
+			if (date.toString() === 'Invalid Date') continue;
+			const found = this.registry.commands.get(id);
+			if (!found || found.lastRun === undefined) continue;
+			found.lastRun = date;
+		}
+		return file;
+	}
+
+	exportLastRun() {
+		let text = '{';
+		for (const command of this.registry.commands.values()) {
+			if (command.lastRun === undefined) continue;
+			text += `\n	"${command.name}": "${command.lastRun ? command.lastRun.toISOString() : null}",`;
+		}
+		text = text.slice(0, -1);
+		text += '\n}\n';
+		const buf = Buffer.from(text);
+		fs.writeFileSync(path.join(__dirname, '..', 'command-last-run.json'), buf, {
+			encoding: 'utf8'
+		});
+		return buf;
+	}
+
 	fetchReportChannel() {
 		if (!REPORT_CHANNEL_ID) return null;
 		return this.channels.fetch(REPORT_CHANNEL_ID);