Enhance quiz with choices and rewards

README.md

@@ -40,8 +40,8 @@ Im going to make a To-do List for the features i want to implement for my Bot.
 3. **Minigames**
    - [ ] Implement a Quiz Game:
      - [x] Add a `/quiz` command to start the game.
-     - [ ] Provide multiple-choice or true/false questions.
-     - [ ] Award virtual currency for correct answers.
+     - [x] Provide multiple-choice or true/false questions.
+     - [x] Award virtual currency for correct answers.
    - [ ] Add a simple number-guessing game (e.g., `!guess [number]`).
    - [ ] Create a leaderboard for game winners.
 

commands/unique/quiz.js

@@ -1,43 +1,145 @@
 const quiz = require('./quiz.json');
-const {SlashCommandBuilder} = require("discord.js");
+const {
+    SlashCommandBuilder,
+    ActionRowBuilder,
+    ButtonBuilder,
+    ButtonStyle,
+    EmbedBuilder,
+} = require('discord.js');
+const { connectToDatabase } = require('../../db.js');
+
+const QUIZ_REWARD = 50;
+const QUIZ_TIMEOUT_MS = 30000;
+
+const normalizeAnswer = (answer) => answer.trim().toLowerCase();
+
+const buildRows = (choices) => {
+    const rows = [];
+    for (let i = 0; i < choices.length; i += 5) {
+        const slice = choices.slice(i, i + 5);
+        const row = new ActionRowBuilder().addComponents(
+            slice.map((choice, index) =>
+                new ButtonBuilder()
+                    .setCustomId(`quiz_choice_${i + index}`)
+                    .setLabel(choice)
+                    .setStyle(ButtonStyle.Primary)
+            )
+        );
+        rows.push(row);
+    }
+    return rows;
+};
+
+const disableRows = (rows) =>
+    rows.map((row) => {
+        const disabledRow = ActionRowBuilder.from(row);
+        disabledRow.components = disabledRow.components.map((component) =>
+            ButtonBuilder.from(component).setDisabled(true)
+        );
+        return disabledRow;
+    });
+
+const awardReward = async (userId) => {
+    const dbClient = await connectToDatabase();
+    const db = dbClient.db('discord');
+    const collection = db.collection('currency');
+
+    await collection.updateOne(
+        { userID: userId },
+        { $inc: { balance: QUIZ_REWARD } },
+        { upsert: true }
+    );
+};
 
 module.exports = {
     data: new SlashCommandBuilder()
-        .setName("quiz")
-        .setDescription("Start a cool quiz"),
+        .setName('quiz')
+        .setDescription('Start a cool quiz'),
     category: 'Games',
     async execute(interaction) {
         const item = quiz[Math.floor(Math.random() * quiz.length)];
-        await interaction.reply({
-            content: `**Quiz Time!**\n${item.question}\n\n_You have 30 seconds to answer!_`,
+        const answers = (item.answers ?? [])
+            .map(normalizeAnswer)
+            .filter(Boolean);
+        const hasChoices = Array.isArray(item.choices) && item.choices.length > 0;
+
+        const embed = new EmbedBuilder()
+            .setColor(0xf7b731)
+            .setTitle('Quiz Time!')
+            .setDescription(item.question)
+            .setFooter({ text: 'You have 30 seconds to answer.' });
+
+        if (!interaction.channel) {
+            return interaction.reply({
+                content: 'I need a channel to run the quiz.',
+                ephemeral: true,
+            });
+        }
+
+        if (hasChoices) {
+            const choices = item.choices;
+            const rows = buildRows(choices);
+            const reply = await interaction.reply({
+                embeds: [embed],
+                components: rows,
+                fetchReply: true,
             });
 
-        // Define a filter to check the correct answer
-        const collectorFilter = (response) => {
-            return (
-                response.author.id === interaction.user.id && // Ensure it's the same user
-                item.answers.some(
-                    (answer) => answer.toLowerCase() === response.content.toLowerCase()
-                )
-            );
-        };
+            try {
+                const selection = await reply.awaitMessageComponent({
+                    filter: (component) => component.user.id === interaction.user.id,
+                    time: QUIZ_TIMEOUT_MS,
+                });
+
+                const choiceIndex = Number(selection.customId.split('_').pop());
+                const selected = choices[choiceIndex];
+                const isCorrect = answers.includes(normalizeAnswer(selected));
+
+                const resultText = isCorrect
+                    ? `${selection.user} nailed it! **${selected}** is correct. +${QUIZ_REWARD} coins! 🎉`
+                    : `Nice try! The correct answer was **${item.answers[0]}**.`;
+
+                if (isCorrect) {
+                    await awardReward(selection.user.id);
+                }
+
+                await selection.update({
+                    content: resultText,
+                    embeds: [],
+                    components: disableRows(rows),
+                });
+            } catch (err) {
+                await interaction.editReply({
+                    content: `⏳ Time's up! The correct answer was **${item.answers[0]}**.`,
+                    embeds: [],
+                    components: disableRows(rows),
+                });
+            }
+
+            return;
+        }
+
+        await interaction.reply({ embeds: [embed] });
+
+        const collectorFilter = (response) =>
+            response.author.id === interaction.user.id &&
+            answers.includes(normalizeAnswer(response.content));
 
         try {
-            // Await messages in the same channel
             const collected = await interaction.channel.awaitMessages({
                 filter: collectorFilter,
                 max: 1,
-                time: 30000, // 30 seconds
+                time: QUIZ_TIMEOUT_MS,
                 errors: ['time'],
             });
 
-            // If a message is collected, reply with the correct response
             const correctAnswer = collected.first();
+            await awardReward(correctAnswer.author.id);
+
             await interaction.followUp(
-                `${correctAnswer.author} got the correct answer: **${correctAnswer.content}**! 🎉`
+                `${correctAnswer.author} got the correct answer: **${correctAnswer.content}**! +${QUIZ_REWARD} coins! 🎉`
             );
         } catch (err) {
-            // If no one answers in time
             await interaction.followUp(
                 `⏳ Time's up! Nobody got the correct answer. The correct answers were: **${item.answers.join(', ')}**.`
             );

commands/unique/quiz.json

@@ -1,10 +1,22 @@
 [
   {
-    "question": "What color is the sky?",
+    "question": "What color is the clear daytime sky?",
+    "choices": ["Blue", "Green", "Red", "Yellow"],
     "answers": ["blue"]
   },
   {
-    "question": "How many letters are there in the alphabet?",
-    "answers": ["26", "twenty-six", "twenty six", "twentysix"]
+    "question": "How many letters are there in the English alphabet?",
+    "choices": ["24", "25", "26", "27"],
+    "answers": ["26"]
+  },
+  {
+    "question": "True or False: The Earth orbits the Sun.",
+    "choices": ["True", "False"],
+    "answers": ["true"]
+  },
+  {
+    "question": "Which planet is known as the Red Planet?",
+    "choices": ["Mars", "Venus", "Jupiter", "Mercury"],
+    "answers": ["mars"]
   }
 ]