Database implemented for the Last.fm command instead of specifying the user + help

commands/help.js

@@ -9,7 +9,8 @@ async function sendHelpMessage(ctx, isEditing) {
     reply_markup: {
       inline_keyboard: [
         [{ text: Strings.mainCommands, callback_data: '1' }, { text: Strings.usefulCommands, callback_data: '2' }],
-        [{ text: Strings.interactiveEmojis, callback_data: '3' }, { text: Strings.funnyCommands, callback_data: '4' }]
+        [{ text: Strings.interactiveEmojis, callback_data: '3' }, { text: Strings.funnyCommands, callback_data: '4' }],
+        [{ text: Strings.lastFm, callback_data: '5' }]
       ]
     }
   };
@@ -33,7 +34,7 @@ module.exports = (bot) => {
       parse_mode: 'Markdown',
       reply_markup: JSON.stringify({
         inline_keyboard: [
-          [{ text: Strings.goBack, callback_data: '5' }],
+          [{ text: Strings.goBack, callback_data: '6' }],
         ]
       })
     };
@@ -56,6 +57,10 @@ module.exports = (bot) => {
         await ctx.editMessageText(Strings.funnyCommandsDesc, options);
         break;
       case '5':
+        await ctx.answerCbQuery();
+        await ctx.editMessageText(Strings.lastFmDesc, options);
+        break;
+      case '6':
         await ctx.answerCbQuery();
         await sendHelpMessage(ctx, true);
         break;

commands/lastfm.js

@@ -1,3 +1,4 @@
+const fs = require('fs');
 const axios = require('axios');
 const Config = require('../props/config.json');
 const { getStrings } = require('../plugins/checklang.js');
@@ -7,14 +8,66 @@ const spamwatchMiddleware = require('../plugins/lib-spamwatch/Middleware.js')(is
 const scrobbler_url = 'http://ws.audioscrobbler.com/2.0/';
 const api_key = Config.lastKey;
 
+const dbFile = 'props/lastfm.json';
+let users = {};
+
+function loadUsers() {
+  if (!fs.existsSync(dbFile)) {
+    console.log(`WARN: Last.fm user database ${dbFile} not found. Creating a new one.`);
+    saveUsers();
+    return;
+  }
+
+  try {
+    const data = fs.readFileSync(dbFile, 'utf-8');
+    users = JSON.parse(data);
+  } catch (err) {
+    console.log("WARN: Error loading the Last.fm user database:", err);
+    users = {};
+  }
+}
+
+function saveUsers() {
+  try {
+    fs.writeFileSync(dbFile, JSON.stringify(users, null, 2), 'utf-8');
+  } catch (err) {
+    console.error("WARN: Error saving Last.fm users:", err);
+  }
+}
+
 module.exports = (bot) => {
-  bot.command(['lt', 'lmu', 'last', 'lfm'], spamwatchMiddleware, async (ctx) => {
+  loadUsers();
+
+  bot.command('setuser', (ctx) => {
+    const userId = ctx.from.id;
     const Strings = getStrings(ctx.from.language_code);
-    const userInput = ctx.message.text.split(" ");
-    const lastfmUser = userInput[1];
+    const lastUser = ctx.message.text.split(' ')[1];
+
+    if (!lastUser) {
+      return ctx.reply(Strings.lastFmNoUser, {
+        parse_mode: "Markdown",
+        reply_to_message_id: ctx.message.message_id
+      });
+    };
+
+    users[userId] = lastUser;
+    saveUsers();
+
+    const message = Strings.lastFmUserSet.replace('{lastUser}', lastUser);
+
+    ctx.reply(message, {
+      parse_mode: "Markdown",
+      reply_to_message_id: ctx.message.message_id
+    });
+  });
+
+  bot.command(['lt', 'lmu', 'last', 'lfm'], spamwatchMiddleware, async (ctx) => {
+    const userId = ctx.from.id;
+    const Strings = getStrings(ctx.from.language_code);
+    const lastfmUser = users[userId];
 
     if (!lastfmUser) {
-      return ctx.reply(Strings.lastFmNoUser, {
+      return ctx.reply(Strings.lastFmNoSet, {
         parse_mode: "Markdown",
         reply_to_message_id: ctx.message.message_id
       });
@@ -51,7 +104,7 @@ module.exports = (bot) => {
       const imageExtralarge = track.image.find(img => img.size === 'extralarge');
       const imageMega = track.image.find(img => img.size === 'mega');
       const imageUrl = (imageExtralarge && imageExtralarge['#text']) || (imageMega && imageMega['#text']) || '';
-      
+
       const trackUrl = `https://www.last.fm/music/${encodeURIComponent(artistName)}/_/${encodeURIComponent(trackName)}`;
       const artistUrl = `https://www.last.fm/music/${encodeURIComponent(artistName)}`;
       const userUrl = `https://www.last.fm/user/${encodeURIComponent(lastfmUser)}`;
@@ -82,7 +135,7 @@ module.exports = (bot) => {
           reply_to_message_id: ctx.message.message_id
         });
       };
-      
+
       const message = Strings.lastFmStatusFor
         .replace("{lastfmUser}", `[${lastfmUser}](${userUrl})`)
         .replace("{nowPlaying}", nowPlaying)