/**
* ─────────────────────────────────────────────────────────────────────────────────────────────────┐
* This web service class is use for handle Shopify's Order webhook response.   
* Trigger on  Order delete.
* 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='/DeleteOrderFromShopify/*')
global with sharing class DeleteOrderFromShopify
{
    @HTTPPost
    global static void DeleteOrder(){
        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();
        System.debug('JSONResponseBodyCustomerDelete--->'+JSONResponseBody);
        Map<String, Object> meta = (Map<String, Object>) JSON.deserializeUntyped(JSONResponseBody);
        String OrderShopifyidforDelete = String.valueof(meta.get('id'));
        List<Order>  listOfOrderForDelete = new List<Order>();
        List<Opportunity>  listOfOpportunityForDelete = new List<Opportunity>();
        List<HIC_ShopifySync__Order_Fulfillment__c>  listOfOrderfulfillmentForDelete = new List<HIC_ShopifySync__Order_Fulfillment__c>();
        
        list<HIC_ShopifySync__HIC_Configuration__c >  configurationList = new list<HIC_ShopifySync__HIC_Configuration__c >();  
        String query = 'Select '+CheckAccessibility.isAccessible('HIC_ShopifySync__Account_Contact__c, HIC_ShopifySync__Default_Account__c,HIC_ShopifySync__Enable_Draft_Order__c, name,HIC_ShopifySync__Enable_Opportunity_for_SDO__c, HIC_ShopifySync__Salesforce_Pricebook__c, HIC_ShopifySync__Draft_Order_Sync__c,HIC_ShopifySync__Default_Field_Mapping__c,HIC_ShopifySync__Specify_Close_Date__c,HIC_ShopifySync__Batch_Is_Processing__c, HIC_ShopifySync__Shopify_URL__c, HIC_ShopifySync__API_Key__c, HIC_ShopifySync__Private_Key_Password__c, HIC_ShopifySync__Opportunity__c, HIC_ShopifySync__Order__c, HIC_ShopifySync__Opportunity_Line_Item__c, HIC_ShopifySync__Order_Line_Item__c, HIC_ShopifySync__Order_Fulfillment__c, HIC_ShopifySync__Person_Account__c, HIC_ShopifySync__Order_Sync__c, HIC_ShopifySync__Opportunity_Sync__c ','HIC_ShopifySync__HIC_Configuration__c')+' from HIC_ShopifySync__HIC_Configuration__c where '+CheckAccessibility.isAccessible('HIC_ShopifySync__Store__c', 'HIC_ShopifySync__HIC_Configuration__c')+' = \''+store+'\' LIMIT 49999';
        configurationList = database.query(query);
        System.debug('configurationList == '+ configurationList);
        
        if(Schema.sObjectType.Order.isAccessible() && 
           Schema.sObjectType.Order.fields.HIC_ShopifySync__Shopify_id__c.isAccessible()){
               if(!configurationList.isempty() && (configurationList[0].HIC_ShopifySync__Order__c== true && configurationList[0].HIC_ShopifySync__Enable_Draft_Order__c== false)){ 
                   listOfOrderForDelete = [select id,status, HIC_ShopifySync__Shopify_id__c from Order where HIC_ShopifySync__Shopify_id__c =: OrderShopifyidforDelete and status= 'Activated' ];
               }
               if(!configurationList.isempty() && (configurationList[0].HIC_ShopifySync__Order__c== false && configurationList[0].HIC_ShopifySync__Enable_Draft_Order__c== true)){ 
                listOfOrderForDelete = [select id,status, HIC_ShopifySync__Shopify_id__c from Order where HIC_ShopifySync__Shopify_id__c =: OrderShopifyidforDelete  and status = 'Draft' ];
            }
            if(!configurationList.isempty() && (configurationList[0].HIC_ShopifySync__Order__c== true && configurationList[0].HIC_ShopifySync__Enable_Draft_Order__c== true)){ 
                listOfOrderForDelete = [select id, HIC_ShopifySync__Shopify_id__c from Order where HIC_ShopifySync__Shopify_id__c =: OrderShopifyidforDelete ];
            }
           }
        for(Order order : listOfOrderForDelete){
            order.Status = 'Draft';
        }
        if (!listOfOrderForDelete.isEmpty()) {
            update listOfOrderForDelete;
        }

        
        if(Schema.sObjectType.opportunity.isAccessible() &&
           Schema.sObjectType.opportunity.fields.HIC_ShopifySync__Shopify_id__c.isAccessible()){
               if(!configurationList.isempty()){ 
                   listOfOpportunityForDelete = [select id, HIC_ShopifySync__Shopify_id__c from opportunity where HIC_ShopifySync__Shopify_id__c =: OrderShopifyidforDelete ];
               }  
                     
           }
        if (!listOfOpportunityForDelete.isEmpty()) {
            update listOfOpportunityForDelete;
        }
        
        if(!listOfOrderForDelete.isEmpty()){
            if(Schema.sObjectType.Order.isAccessible() && 
               Schema.sObjectType.Order.fields.HIC_ShopifySync__Shopify_id__c.isAccessible()){
                   listOfOrderfulfillmentForDelete = [select id, HIC_ShopifySync__Shopify_id__c from HIC_ShopifySync__Order_Fulfillment__c where HIC_ShopifySync__Order__c  =: listOfOrderForDelete[0].id ];                  
               }
        }else if(!listOfOpportunityForDelete.isEmpty()){
            if(Schema.sObjectType.Order.isAccessible() && 
               Schema.sObjectType.Order.fields.HIC_ShopifySync__Shopify_id__c.isAccessible()){
                   listOfOrderfulfillmentForDelete = [select id, HIC_ShopifySync__Shopify_id__c from HIC_ShopifySync__Order_Fulfillment__c where HIC_ShopifySync__Order__c  =: listOfOpportunityForDelete[0].id ];                  
               }
        }        
        list<Database.DeleteResult> deleterecordslist = new list<Database.DeleteResult>();
        try{
            Boolean error = false;                        
            if(!listOfOrderForDelete.isempty()){
                if(CheckAccessibility.isDeletable('Order'))
                    deleterecordslist = Database.delete(listOfOrderForDelete,false);
                if(!deleterecordslist.isEmpty()) {
                    EmailerrorCSV.DeleteRecords('Order',JSONResponseBody,deleterecordslist,listOfOrderForDelete,store);
                }
                for(Database.DeleteResult result : deleterecordslist){ 
                    if(!result.isSuccess()){
                        error = true;
                    }
                }
                
                deleterecordslist.clear();   
            }           
            if(!listOfOpportunityForDelete.isempty() && !error){
                if(CheckAccessibility.isDeletable('opportunity'))
                    deleterecordslist = Database.delete(listOfOpportunityForDelete,false);
                if(!deleterecordslist.isEmpty()) {
                    EmailerrorCSV.DeleteRecords('opportunity',JSONResponseBody,deleterecordslist,listOfOpportunityForDelete,store);
                } 
                for(Database.DeleteResult result : deleterecordslist){ 
                    if(!result.isSuccess()){
                        error = true;
                    }
                }
            }           
            if(!listOfOrderfulfillmentForDelete.isempty() && !error ){
                if(CheckAccessibility.isDeletable('HIC_ShopifySync__Order_Fulfillment__c'))
                    deleterecordslist = Database.delete(listOfOrderfulfillmentForDelete,false);
                if(!deleterecordslist.isEmpty()) {
                    EmailerrorCSV.DeleteRecords('HIC_ShopifySync__Order_Fulfillment__c',JSONResponseBody,deleterecordslist,listOfOrderfulfillmentForDelete,store);
                }
                deleterecordslist.clear();   
            }
        }Catch(Exception e){
            System.debug('DML Error');
        }
    }
}