# Product Management Feature - Implementation Guide

## Overview

Shop owners can now add and manage products for their shops with a full-featured product management system including images, pricing, inventory, and color variations.

## Features Implemented

### 1. **Core Product Fields**

- **Product Title** - Name of the product
- **Price** - Original/regular price
- **Offer Price** - Discounted price (optional)
- **Stock** - Inventory quantity
- **SKU** - Unique stock keeping unit (required and unique)
- **Feature Image** - Main product image
- **Gallery Images** - Multiple product images for detailed views
- **Attributes** - JSON field for storing color variations

### 2. **Database Structure**

#### Products Table

```
- id
- shop_id (foreign key to shops)
- product_title (string)
- price (decimal 10,2)
- offer_price (decimal 10,2, nullable)
- stock (integer)
- sku (string, unique)
- feature_image (string, nullable)
- attributes (json, nullable) - stores color variations
- created_by (foreign key to users)
- timestamps
```

#### Product Images Table

```
- id
- product_id (foreign key to products)
- image_path (string)
- timestamps
```

### 3. **Models & Relationships**

**Product Model**

- BelongsTo: Shop
- BelongsTo: User (creator)
- HasMany: ProductImage

**ProductImage Model**

- BelongsTo: Product

**Shop Model** (Updated)

- HasMany: Product

### 4. **Controller & Actions**

**ProductController** - Full CRUD operations available:

- `index($shopId)` - List all products for a shop
- `create($shopId)` - Show product creation form
- `store(Request $request, $shopId)` - Store new product
- `show($shopId, $productId)` - Display product details
- `edit($shopId, $productId)` - Show edit form
- `update(Request $request, $shopId, $productId)` - Update product
- `destroy($shopId, $productId)` - Delete product

### 5. **Authorization**

**ProductPolicy** - Controls who can perform actions:

- Shop owners/staff can manage products for their shops
- Super-admin can manage all products
- Product creators can edit/delete their own products
- Staff members of the shop can manage products

### 6. **Views Created**

#### Products Index (`resources/views/backend/products/index.blade.php`)

- Table listing of all products for a shop
- Shows: Image thumbnail, Title, SKU, Price, Offer Price, Stock, Creator
- Quick actions: View, Edit, Delete
- Add Product button

#### Create Product (`resources/views/backend/products/create.blade.php`)

- Form for adding new products
- File upload for feature image
- Multiple file upload for gallery images
- Features:
    - Image previews
    - Color variation selector (add/remove colors)
    - Automatic JSON attribute generation
    - Form validation

#### Edit Product (`resources/views/backend/products/edit.blade.php`)

- Form for updating products
- Shows current feature image
- Gallery image management (view, add, remove)
- Editable color variations
- Pre-fills all existing data

#### Show Product (`resources/views/backend/products/show.blade.php`)

- Detailed product view
- Feature image display
- Gallery grid
- All product details
- Color variations display with visual color swatches
- Edit and Delete buttons

### 7. **Routes**

```
/admin/shops/{shop}/products              - Index (list products)
/admin/shops/{shop}/products/create       - Create form
/admin/shops/{shop}/products              - Store (POST)
/admin/shops/{shop}/products/{product}    - Show
/admin/shops/{shop}/products/{product}/edit - Edit form
/admin/shops/{shop}/products/{product}    - Update (PUT)
/admin/shops/{shop}/products/{product}    - Delete (DELETE)
```

### 8. **Color Variations (Attributes)**

- Store color variations as JSON in the attributes field
- Format:

```json
{
    "colors": [
        {
            "name": "Red",
            "code": "#FF0000"
        },
        {
            "name": "Blue",
            "code": "#0000FF"
        }
    ]
}
```

- UI for adding/removing colors with color picker
- Visual display of selected colors

### 9. **File Storage**

- Feature images: `storage/products/features/`
- Gallery images: `storage/products/gallery/`
- All images accessible via `asset('storage/path')`
- Automatic deletion when products are removed

### 10. **Validation**

**Product Creation/Update:**

- `product_title` - Required, string, max 255
- `price` - Required, numeric, min 0
- `offer_price` - Optional, numeric, min 0
- `stock` - Required, integer, min 0
- `sku` - Required, unique (except when updating same product)
- `feature_image` - Required on create, optional on update (JPEG, PNG, JPG, GIF, max 2MB)
- `gallery_images` - Optional array of images (2MB max each)
- `attributes` - Optional JSON field

### 11. **Navigation**

- Added "Products" link to shop management dropdown menu
- Quick access from shop list page
- Back buttons for easy navigation

## Usage Instructions

### For Shop Owners/Staff:

1. **Access Products**
    - Go to Shop Management
    - Click on a shop's dropdown menu
    - Select "Products"

2. **Add Product**
    - Click "Add Product" button
    - Fill in product details
    - Upload feature image
    - Optionally add gallery images
    - Add color variations if needed
    - Click "Create Product"

3. **Edit Product**
    - Click "Edit" button on product row
    - Modify any field
    - Change feature image if needed
    - Add/remove gallery images
    - Update color variations
    - Click "Update Product"

4. **View Product Details**
    - Click "View" button on product row
    - See all product information
    - View all images
    - See color variations

5. **Delete Product**
    - Click "Delete" button
    - Confirm deletion
    - All associated images are auto-deleted

## Technical Details

### File Locations

- **Model**: `app/Models/Product.php`
- **Model**: `app/Models/ProductImage.php`
- **Controller**: `app/Http/Controllers/Backend/ProductController.php`
- **Policy**: `app/Policies/ProductPolicy.php`
- **Views**: `resources/views/backend/products/`
- **Migrations**: `database/migrations/2026_04_09_000000_create_products_table.php`
- **Migrations**: `database/migrations/2026_04_09_000001_create_product_images_table.php`

### Database Migrations

- Products table with all required fields
- Product images table for gallery
- Foreign keys with cascade delete
- Proper indexing and constraints

## Security Features

- Authorization checks via ProductPolicy
- Validation on all inputs
- CSRF protection on forms
- Only shop staff/owners can manage products
- File upload validation (type and size)

## Future Enhancements

- Bulk product uploads
- Product categories/tags
- Quantity tracking
- Discount management
- Product descriptions
- Search and filtering
- Product review system
- Inventory alerts

---

**Implementation Date**: April 9, 2026
**Database Tables Created**: 2
**Views Created**: 4
**Status**: ✅ Complete and Ready to Use
