How to Automate Your Inventory with Shopify REST Admin API

1. Introduction
   • Overview of inventory management challenges.
   • Benefits of automation with the Shopify REST Admin API.
2. Understanding the Shopify REST Admin API
   • Basic concepts of REST API.
   • How the Shopify API interacts with inventory.
3. Setting Up Your Shopify API Environment
   • Obtaining API credentials.
   • Tools and libraries needed for API integration.
4. Basic Operations with Inventory Items
   • Reading inventory levels.
   • Updating inventory quantities.
5. Automating Inventory Updates
   • Scheduling regular inventory updates.
   • Writing scripts to adjust inventory based on sales.
6. Integrating with External Systems
   • Connecting Shopify with external inventory management systems.
   • Automating data exchange between systems.
7. Handling Variants and Complex Products
   • Managing inventory for products with multiple variants.
   • Strategies for complex inventory scenarios.
8. Using Webhooks for Real-Time Updates
   • Setting up webhooks for inventory changes.
   • Handling webhook data effectively.
9. Advanced Inventory Automation Techniques
   • Predictive inventory adjustments based on analytics.
   • Custom solutions for unique inventory needs.
10. Monitoring and Optimizing Your Inventory System
    • Tools for tracking inventory changes and API usage.
    • Tips for maintaining system performance and accuracy.
11. Troubleshooting Common API Issues
    • Common errors and their solutions.
    • Best practices for debugging.
12. Conclusion
    • Recap of automation benefits.
    • Future trends in inventory automation.

const axios = require('axios');

const updateInventory = async (inventoryItemId, newQuantity) => {
  const url = `https://your-shop-name.myshopify.com/admin/api/2022-04/inventory_levels/set.json`;
  const data = {
    location_id: "your-location-id",
    inventory_item_id: inventoryItemId,
    available: newQuantity
  };

  try {
    const response = await axios.post(url, data, {
      headers: {
        'Content-Type': 'application/json',
        'X-Shopify-Access-Token': 'your-access-token'
      }
    });
    console.log('Inventory updated:', response.data);
  } catch (error) {
    console.error('Failed to update inventory:', error);
  }
};

updateInventory(123456789, 50); // Replace with actual inventory item ID and quantity