/**
    * ─────────────────────────────────────────────────────────────────────────────────────────────────┐
    * This web service class is use for handle Shopify's Inventory Levels/Items and Location webhook response.   
    * Trigger on  Product item update then it will update it's inventory update.
    * Shopify API Documentation: https://shopify.dev/docs/admin-api/rest/reference
    * Create Shopify Store: https://www.shopify.com/signup?itcat=identity&itterm=create-new-store
    * Shopify API Release 2020: https://www.shopify.in/partners/blog/shopify-api-release-january-2020
    * What is Person Account in Salesforce ? https://help.salesforce.com/articleView?id=account_person.htm&type=5
    * ──────────────────────────────────────────────────────────────────────────────────────────────────
    * @author         Sumit    <sumit@hicShopify.com>
    * ────────────────────────────────────────────────────────────────────────────────────────────────── 
    */
@RestResource(urlMapping='/UpdateInventoryLevelsFromShopify/*')
global with sharing class UpdateInventoryLevelsFromShopify {
    @HttpPost
    global static void UpdateIventory(){
        RestRequest request = RestContext.request;

        String store = 'Default';
        Map <String, String> params   = request.params;
        if(!params.isEmpty() && params.containsKey('store') && params.get('store') != null)
        store = params.get('store'); 
         
        RestResponse response = RestContext.response;
        String JSONResponseBody = request.requestBody.ToString().Trim();  
        Map<String, Object> meta = (Map<String, Object>) JSON.deserializeUntyped(JSONResponseBody);
        String inventoryItemId = String.valueof(meta.get('inventory_item_id'));
        String locationId = String.valueof(meta.get('location_id')); 

        FetchLocationWebhook fetch = new FetchLocationWebhook(locationid, inventoryItemId, JSONResponseBody,store); 
        System.scheduleBatch(fetch, 'FetchLocationWebhook '+inventoryItemId + locationId +String.valueOf(System.Now().millisecond()), 1, 1);
      
    }  
}