Merge pull request 'feature/admin-section' (#20) from feature/admin-section into main

Reviewed-on: #20

src/handlers/adminProductHandler.js

@@ -1,6 +1,7 @@
 import db from '../config/database.js';
 import config from '../config/config.js';
 import fs from 'fs/promises';
+import User from "../models/User.js";
 
 export default class AdminProductHandler {
     constructor(bot) {
@@ -198,7 +199,10 @@ export default class AdminProductHandler {
                 {
                     reply_markup: {
                         inline_keyboard: [[
-              { text: '« Back to Categories', callback_data: `prod_district_${location.country}_${location.city}_${location.district}` }
+                            {
+                                text: '« Back to Categories',
+                                callback_data: `prod_district_${location.country}_${location.city}_${location.district}`
+                            }
                         ]]
                     }
                 }
@@ -259,7 +263,10 @@ export default class AdminProductHandler {
                     }]),
                     [{text: '➕ Add Subcategory', callback_data: `add_subcategory_${locationId}_${categoryId}`}],
                     [{text: '✏️ Edit Category', callback_data: `edit_category_${locationId}_${categoryId}`}],
-          [{ text: '« Back', callback_data: `prod_district_${location.country}_${location.city}_${location.district}` }]
+                    [{
+                        text: '« Back',
+                        callback_data: `prod_district_${location.country}_${location.city}_${location.district}`
+                    }]
                 ]
             };
 
@@ -297,7 +304,10 @@ export default class AdminProductHandler {
                 {
                     reply_markup: {
                         inline_keyboard: [[
-              { text: '« Back to Subcategories', callback_data: `prod_category_${locationId}_${categoryId}` }
+                            {
+                                text: '« Back to Subcategories',
+                                callback_data: `prod_category_${locationId}_${categoryId}`
+                            }
                         ]]
                     }
                 }
@@ -336,20 +346,40 @@ export default class AdminProductHandler {
         );
     }
 
-  async handleSubcategorySelection(callbackQuery) {
+    async viewProductsPage(locationId, categoryId, subcategoryId, page) {
-    const chatId = callbackQuery.message.chat.id;
-    const messageId = callbackQuery.message.message_id;
-    const [locationId, categoryId, subcategoryId] = callbackQuery.data.replace('prod_subcategory_', '').split('_');
-
         try {
+            const limit = 10;
+            const offset = (page || 0) * limit;
+
+            const previousPage = page > 0 ? page - 1 : 0;
+            const nextPage = page + 1;
+
             const products = await db.allAsync(
                 `SELECT id, name, price, quantity_in_stock 
          FROM products 
          WHERE location_id = ? AND category_id = ? AND subcategory_id = ?
-         ORDER BY name`,
+         ORDER BY name
-        [locationId, categoryId, subcategoryId]
+         LIMIT ?
+         OFFSET ?
+         `,
+                [locationId, categoryId, subcategoryId, limit, offset]
             );
 
+            if ((products.length === 0) && (page == 0)) {
+                return {
+                    text: 'No products for this location',
+                    markup: {
+                        inline_keyboard: [
+                            [{text: '« Back', callback_data: `prod_category_${locationId}_${categoryId}`}]
+                        ]
+                    }
+                };
+            }
+
+            if ((products.length === 0) && (page > 0)) {
+                return await this.viewProductsPage(locationId, categoryId, subcategoryId, previousPage);
+            }
+
             const subcategory = await db.getAsync('SELECT name FROM subcategories WHERE id = ?', [subcategoryId]);
             const category = await db.getAsync('SELECT name FROM categories WHERE id = ?', [categoryId]);
 
@@ -359,17 +389,48 @@ export default class AdminProductHandler {
                         text: `${prod.name} - $${prod.price} (${prod.quantity_in_stock} left)`,
                         callback_data: `view_product_${prod.id}`
                     }]),
-          [{ text: '📥 Import Products', callback_data: `add_product_${locationId}_${categoryId}_${subcategoryId}` }],
+                    [{
-          [{ text: '« Back', callback_data: `prod_category_${locationId}_${categoryId}` }]
+                        text: '📥 Import Products',
+                        callback_data: `add_product_${locationId}_${categoryId}_${subcategoryId}`
+                    }],
+
                 ]
             };
 
+            keyboard.inline_keyboard.push([
+                {text: `«`, callback_data: `list_products_${locationId}_${categoryId}_${subcategoryId}_${previousPage}`},
+                {text: `»`, callback_data: `list_products_${locationId}_${categoryId}_${subcategoryId}_${nextPage}`},
+            ]);
+
+            keyboard.inline_keyboard.push([
+                {text: '« Back', callback_data: `prod_category_${locationId}_${categoryId}`}
+            ]);
+
+            return {
+                text: `📦 ${category.name} > ${subcategory.name}\nSelect product or import new ones:`,
+                markup: keyboard
+            }
+
+        } catch (error) {
+            console.error('Error in handleSubcategorySelection:', error);
+            return {text: 'Error loading products. Please try again.'};
+        }
+    }
+
+    async handleSubcategorySelection(callbackQuery) {
+        const chatId = callbackQuery.message.chat.id;
+        const messageId = callbackQuery.message.message_id;
+        const [locationId, categoryId, subcategoryId] = callbackQuery.data.replace('prod_subcategory_', '').split('_');
+
+        try {
+            const {text, markup} = await this.viewProductsPage(locationId, categoryId, subcategoryId, 0);
+
             await this.bot.editMessageText(
-        `📦 ${category.name} > ${subcategory.name}\nSelect product or import new ones:`,
+                text,
                 {
                     chat_id: chatId,
                     message_id: messageId,
-          reply_markup: keyboard
+                    reply_markup: markup
                 }
             );
         } catch (error) {
@@ -378,6 +439,28 @@ export default class AdminProductHandler {
         }
     }
 
+    async handleProductListPage(callbackQuery) {
+        if (!this.isAdmin(callbackQuery.from.id)) {
+            return;
+        }
+
+        const chatId = callbackQuery.message.chat.id;
+
+        const [locationId, categoryId, subcategoryId, page] = callbackQuery.data.replace('list_products_', '').split("_");
+
+        try {
+            const {text, markup} = await this.viewProductsPage(locationId, categoryId, subcategoryId, parseInt(page));
+            await this.bot.editMessageText(text, {
+                chat_id: chatId,
+                message_id: callbackQuery.message.message_id,
+                reply_markup: markup,
+                parse_mode: 'HTML'
+            });
+        } catch (e) {
+            return;
+        }
+    }
+
     async handleAddProduct(callbackQuery) {
         const chatId = callbackQuery.message.chat.id;
         const messageId = callbackQuery.message.message_id;
@@ -421,7 +504,10 @@ export default class AdminProductHandler {
                 parse_mode: 'HTML',
                 reply_markup: {
                     inline_keyboard: [[
-            { text: '❌ Cancel', callback_data: `prod_subcategory_${locationId}_${categoryId}_${subcategoryId}` }
+                        {
+                            text: '❌ Cancel',
+                            callback_data: `prod_subcategory_${locationId}_${categoryId}_${subcategoryId}`
+                        }
                     ]]
                 }
             });
@@ -449,8 +535,11 @@ export default class AdminProductHandler {
                 }
 
                 const file = await this.bot.getFile(msg.document.file_id);
-        const fileContent = await this.bot.downloadFile(file.file_id, '/tmp');
+
+                const fileContent = await this.bot.downloadFile(file.file_id, '.');
                 jsonContent = await fs.readFile(fileContent, 'utf8');
+                await fs.rm(fileContent);
+
             } else if (msg.text) {
                 jsonContent = msg.text;
             } else {
@@ -495,7 +584,10 @@ export default class AdminProductHandler {
                 {
                     reply_markup: {
                         inline_keyboard: [[
-              { text: '« Back to Products', callback_data: `prod_subcategory_${state.locationId}_${state.categoryId}_${state.subcategoryId}` }
+                            {
+                                text: '« Back to Products',
+                                callback_data: `prod_subcategory_${state.locationId}_${state.categoryId}_${state.subcategoryId}`
+                            }
                         ]]
                     }
                 }
@@ -503,9 +595,9 @@ export default class AdminProductHandler {
 
             this.userStates.delete(chatId);
         } catch (error) {
-      await db.runAsync('ROLLBACK');
             console.error('Error importing products:', error);
             await this.bot.sendMessage(chatId, 'Error importing products. Please check the data and try again.');
+            await db.runAsync('ROLLBACK');
         }
 
         return true;
@@ -555,26 +647,137 @@ Coordinates: ${product.hidden_coordinates}
                         {text: '✏️ Edit', callback_data: `edit_product_${productId}`},
                         {text: '❌ Delete', callback_data: `delete_product_${productId}`}
                     ],
-          [{ text: '« Back', callback_data: `prod_subcategory_${product.location_id}_${product.category_id}_${product.subcategory_id}` }]
+                    [{
+                        text: '« Back',
+                        callback_data: `prod_subcategory_${product.location_id}_${product.category_id}_${product.subcategory_id}`
+                    }]
                 ]
             };
 
             // Send product photos
             if (product.photo_url) {
+                try {
                     await this.bot.sendPhoto(chatId, product.photo_url, {caption: 'Public photo'});
+                } catch (e) {
+                    await this.bot.sendPhoto(chatId, "./corrupt-photo.jpg", {caption: 'Public photo'})
+                }
             }
             if (product.hidden_photo_url) {
+                try {
                     await this.bot.sendPhoto(chatId, product.hidden_photo_url, {caption: 'Hidden photo'});
+                } catch (e) {
+                    await this.bot.sendPhoto(chatId, "./corrupt-photo.jpg", {caption: 'Hidden photo'})
+                }
             }
 
-      await this.bot.editMessageText(message, {
+            await this.bot.deleteMessage(chatId, messageId);
-        chat_id: chatId,
+            await this.bot.sendMessage(chatId, message, {reply_markup: keyboard});
-        message_id: messageId,
-        reply_markup: keyboard
-      });
         } catch (error) {
             console.error('Error in handleViewProduct:', error);
             await this.bot.sendMessage(chatId, 'Error loading product details. Please try again.');
         }
     }
+
+    async handleProductDelete(callbackQuery) {
+        if (!this.isAdmin(callbackQuery.from.id)) return;
+
+        const productId = callbackQuery.data.replace('delete_product_', '');
+        const chatId = callbackQuery.message.chat.id;
+
+        try {
+            const product = await db.getAsync(
+                `SELECT p.*, c.name as category_name, s.name as subcategory_name,
+                l.country, l.city, l.district
+         FROM products p
+         JOIN categories c ON p.category_id = c.id
+         JOIN subcategories s ON p.subcategory_id = s.id
+         JOIN locations l ON p.location_id = l.id
+         WHERE p.id = ?`,
+                [productId]
+            );
+
+            if (!product) {
+                throw new Error('Product not found');
+            }
+
+            const keyboard = {
+                inline_keyboard: [
+                    [
+                        {text: '✅ Confirm Delete', callback_data: `confirm_delete_product_${productId}`},
+                        {text: '❌ Cancel', callback_data: `prod_subcategory_${product.location_id}_${product.category_id}_${product.subcategory_id}`}
+                    ]
+                ]
+            };
+
+            await this.bot.editMessageText(
+                `⚠️ Are you sure you want to delete product\n\nThis action cannot be undone!`,
+                {
+                    chat_id: chatId,
+                    message_id: callbackQuery.message.message_id,
+                    reply_markup: keyboard,
+                    parse_mode: 'HTML'
+                }
+            );
+        } catch (error) {
+            console.error('Error in handleDeleteUser:', error);
+            await this.bot.sendMessage(chatId, 'Error processing delete request. Please try again.');
+        }
+    }
+
+    async handleConfirmDelete(callbackQuery) {
+        if (!this.isAdmin(callbackQuery.from.id)) return;
+
+        const productId = callbackQuery.data.replace('confirm_delete_product_', '');
+        const chatId = callbackQuery.message.chat.id;
+
+        try {
+            const product = await db.getAsync(
+                `SELECT p.*, c.name as category_name, s.name as subcategory_name,
+                l.country, l.city, l.district
+         FROM products p
+         JOIN categories c ON p.category_id = c.id
+         JOIN subcategories s ON p.subcategory_id = s.id
+         JOIN locations l ON p.location_id = l.id
+         WHERE p.id = ?`,
+                [productId]
+            );
+
+            if (!product) {
+                throw new Error('Product not found');
+            }
+
+
+            try {
+                await db.runAsync('BEGIN TRANSACTION');
+                await db.runAsync('DELETE FROM products WHERE id=?', [productId.toString()]);
+                await db.runAsync('COMMIT');
+            } catch (e) {
+                await db.runAsync("ROLLBACK");
+                console.error('Error deleting product:', error);
+                throw error;
+            }
+
+            const keyboard = {
+                inline_keyboard: [
+                    [{
+                        text: '« Back',
+                        callback_data: `prod_subcategory_${product.location_id}_${product.category_id}_${product.subcategory_id}`
+                    }]
+                ]
+            };
+
+            await this.bot.editMessageText(
+                `✅ Product has been successfully deleted.`,
+                {
+                    chat_id: chatId,
+                    message_id: callbackQuery.message.message_id,
+                    reply_markup: keyboard
+                }
+            );
+        } catch (error) {
+            console.error('Error in handleConfirmDelete:', error);
+            await this.bot.sendMessage(chatId, 'Error deleting product. Please try again.');
+        }
+    }
+
 }

src/handlers/userHandler.js

@@ -1,11 +1,35 @@
-import db from '../config/database.js';
 import User from '../models/User.js';
+import config from "../config/config.js";
 
 export default class UserHandler {
     constructor(bot) {
         this.bot = bot;
     }
 
+    async canUseBot(msg) {
+        const userId = msg.from.id;
+        const user = await User.getById(userId);
+
+        const keyboard = {
+            inline_keyboard: [
+                [{text: "Contact support", url: config.SUPPORT_LINK}]
+            ]
+        };
+
+        switch (user?.status) {
+            case 0:
+                return true;
+            case 1:
+                await this.bot.sendMessage(userId, '⚠️Your account has been deleted by administrator', {reply_markup: keyboard});
+                return false;
+            case 2:
+                await this.bot.sendMessage(userId, '⚠️Your account has been blocked by administrator', {reply_markup: keyboard});
+                return false;
+            default:
+                return true
+        }
+    }
+
     async showProfile(msg) {
         const chatId = msg.chat.id;
         const userId = msg.from.id;

src/index.js

@@ -69,7 +69,15 @@ bot.onText(/\/admin/, async (msg) => {
 
 // Handle user menu buttons
 bot.on('message', async (msg) => {
-    if (!msg.text) return;
+    if (msg.text && msg.text.toLowerCase() === '/start') {
+        return;
+    }
+
+    const canUse = await userHandler.canUseBot(msg);
+
+    if (!canUse) {
+        return;
+    }
 
     if (msg.text.toLowerCase() === '/start') {
         return;
@@ -271,12 +279,21 @@ bot.on('callback_query', async (callbackQuery) => {
         } else if (action.startsWith('prod_subcategory_')) {
             logDebug(action, 'handleSubcategorySelection');
             await adminProductHandler.handleSubcategorySelection(callbackQuery);
+        } else if (action.startsWith('list_products_')) {
+            logDebug(action, 'handleSubcategorySelection');
+            await adminProductHandler.handleProductListPage(callbackQuery);
         } else if (action.startsWith('add_product_')) {
             logDebug(action, 'handleAddProduct');
             await adminProductHandler.handleAddProduct(callbackQuery);
         } else if (action.startsWith('view_product_')) {
             logDebug(action, 'handleViewProduct');
             await adminProductHandler.handleViewProduct(callbackQuery);
+        } else if (action.startsWith('delete_product_')) {
+            logDebug(action, 'handleViewProduct');
+            await adminProductHandler.handleProductDelete(callbackQuery);
+        } else if (action.startsWith('confirm_delete_product_')) {
+            logDebug(action, 'handleConfirmDelete');
+            await adminProductHandler.handleConfirmDelete(callbackQuery);
         }
         // Admin user management
         else if (action.startsWith('view_user_')) {