# Hero Slider Dynamic Management - Implementation Guide

## Overview
The hero slider system is now fully dynamic and connected to the database. Admin users can add, edit, delete, and manage hero slider content from the admin dashboard in real-time.

## Files Created/Modified

### 1. **create_hero_slider_table.sql** (NEW)
- SQL script to create the `hero_slider` table
- Contains sample data for initial slides

### 2. **hero_slider_handler.php** (NEW)
- PHP API handler for all hero slider operations
- Supports: GET (retrieve), POST (add/edit/delete), Real-time updates
- Functions:
  - `getHeroSlides()` - Fetch all active slides
  - `getSingleSlide()` - Fetch specific slide by ID
  - `addHeroSlide()` - Add new slide
  - `editHeroSlide()` - Update existing slide
  - `deleteHeroSlide()` - Delete slide
  - `reorderSlides()` - Reorder multiple slides

### 3. **index.php** (MODIFIED)
- Hero slider now fetches data from database dynamically
- Renders slides, dots, and controls based on database content
- Maintains fallback data if table doesn't exist
- Updated JavaScript to handle dynamic slide count
- Lines ~1310-1470: Dynamic hero slider section

### 4. **admin-dashboard.php** (MODIFIED)
- Added "Hero Slider" menu item in sidebar
- Added new tab content section for hero slider management
- Added comprehensive modal for adding/editing slides
- Added inline JavaScript for AJAX operations
- Lines ~745: Menu item added
- Lines ~965-985: Tab content section
- Lines ~1473-1700+: Hero slider modal and JavaScript

## Setup Instructions

### Step 1: Create Database Table
1. Open **phpMyAdmin** (http://localhost/phpmyadmin)
2. Select your `cleaning_service` database
3. Click "SQL" tab
4. Copy and paste content from `create_hero_slider_table.sql`
5. Click "Go" to execute

**OR** run from command line:
```bash
mysql -u root cleaning_service < create_hero_slider_table.sql
```

### Step 2: Verify Files
Confirm these files exist:
- ✅ `hero_slider_handler.php`
- ✅ `index.php` (modified)
- ✅ `admin-dashboard.php` (modified)

### Step 3: Test in Browser
1. Clear your browser cache (Ctrl+Shift+Delete)
2. Navigate to your website homepage
3. Verify hero slider displays content from database
4. Click next/prev buttons - they should work
5. Check auto-advance every 6 seconds

### Step 4: Access Admin Panel
1. Login to admin dashboard
2. Look for **"Hero Slider"** option in left sidebar menu
3. Click it to see the management interface

## Admin Panel Features

### View Slides
- Table showing all active slides
- Displays: Order, Title, Badge, Status
- Quick actions: Edit, Delete

### Add New Slide
1. Click **"Add New Slide"** button
2. Fill in form fields:
   - **Title** (required) - Main heading
   - **Description** (required) - Main text
   - **Badge** - Small label above title
   - **Badge Icon** - FontAwesome icon class (e.g., fa-check-circle)
   
3. **Button 1 & 2 Settings:**
   - Text: Button display text
   - URL: Link destination (e.g., /service.php)
   - Type: Primary or Secondary style

4. **Statistics:**
   - Add 3 stat blocks with number and label
   - Examples: "500 Happy Clients", "98% 5-Star Rating"

5. **Slide Order:** Control display order (1=first)
6. **Status:** Active/Inactive toggle
7. Click **"Save Slide"**

### Edit Slide
1. Click **"Edit"** button on any slide
2. Modify any field
3. Click **"Save Slide"**
4. Changes appear immediately on homepage!

### Delete Slide
1. Click **"Delete"** button
2. Confirm deletion
3. Slide removed instantly

## Real-Time Integration

✅ **No Page Refresh Required**
- All operations use AJAX
- Changes appear immediately on homepage
- Admin panel updates in real-time

✅ **Database Integration**
- Every change saved to database
- Data persists across sessions
- No hardcoded content

✅ **Dynamic Rendering**
- Homepage generates slides from database
- Buttons and stats auto-format
- Responsive at all breakpoints

## Database Schema

### hero_slider Table
```sql
- id (INT, Primary Key, Auto Increment)
- title (VARCHAR 255) - Slide heading
- description (TEXT) - Main paragraph
- badge (VARCHAR 100) - Small label
- badge_icon (VARCHAR 100) - FontAwesome icon
- button_1_text (VARCHAR 100) - First button text
- button_1_url (VARCHAR 255) - First button link
- button_1_type (VARCHAR 50) - "primary" or "secondary"
- button_2_text (VARCHAR 100) - Second button text
- button_2_url (VARCHAR 255) - Second button link
- button_2_type (VARCHAR 50) - "primary" or "secondary"
- stat_1_number (INT) - First stat number
- stat_1_label (VARCHAR 100) - First stat label
- stat_2_number (INT) - Second stat number
- stat_2_label (VARCHAR 100) - Second stat label
- stat_3_number (INT) - Third stat number
- stat_3_label (VARCHAR 100) - Third stat label
- slide_image (VARCHAR 255) - Background image path
- slide_order (INT) - Display order
- is_active (TINYINT) - 1=Active, 0=Inactive
- created_at (TIMESTAMP) - Creation date
- updated_at (TIMESTAMP) - Last update date
```

## API Endpoints

### Get All Slides
```
GET hero_slider_handler.php?action=get_all
```
Response: JSON array of all active slides

### Get Single Slide
```
GET hero_slider_handler.php?action=get_one&id={id}
```

### Add Slide
```
POST hero_slider_handler.php
action=add
+ form data (title, description, etc.)
```

### Edit Slide
```
POST hero_slider_handler.php
action=edit
id={id}
+ form data (all slide fields)
```

### Delete Slide
```
POST hero_slider_handler.php
action=delete
id={id}
```

## Troubleshooting

### Issue: "Table doesn't exist" error
**Solution:** Run the SQL file to create the table
- Use create_hero_slider_table.sql
- Check phpMyAdmin to confirm table exists

### Issue: Changes not showing on homepage
**Solution:** 
1. Clear browser cache (Ctrl+Shift+Delete)
2. Hard refresh (Ctrl+F5)
3. Check database directly in phpMyAdmin

### Issue: Edit button not working
**Solution:**
1. Check browser console (F12) for errors
2. Verify hero_slider_handler.php exists
3. Ensure you're logged in as admin

### Issue: Modal not closing after save
**Solution:**
1. Check admin-dashboard.php for complete script
2. Verify all functions are loaded
3. Clear cache and reload

## Features Summary

✅ Add unlimited hero slides
✅ Edit any slide content anytime
✅ Delete slides with confirmation
✅ Reorder slides (by slide_order)
✅ Toggle slide active/inactive
✅ Customize buttons (primary/secondary)
✅ Add statistics blocks
✅ FontAwesome icon selection
✅ Real-time updates (no page refresh)
✅ AJAX-based operations
✅ Admin panel integration
✅ Database persistence
✅ Responsive design maintained

## Security Notes

✅ Admin login required for modifications
✅ SQL injection prevention (prepared statements)
✅ HTML escaping for output
✅ CSRF protection via session

## Next Steps

1. ✅ Run SQL file to create table
2. ✅ Test homepage slider
3. ✅ Login to admin panel
4. ✅ Add/edit a test slide
5. ✅ Verify changes on homepage

---

**Version:** 1.0
**Date:** February 2026
**Status:** Fully Functional
