/**
 * @description       : Use for Generic Method
 * @author            : Satyam Mishra
 * @group             : 
 * @last modified on  : 21-jan- 2025
 * @last modified by  : Satyam Mishra
**/
global with sharing class SyncShopifyBatch implements Database.Batchable<Object>, Database.allowscallouts, Database.Stateful{
    
    Boolean checkException = false;
    String linkForNextPage = '';
    Boolean isRelatedUrl = false;
    Boolean isEnd = false;
    String store = 'Default';     
    String updated_at_min = '';
    String updated_at_max = '';
    String resourceName='';
    String parentResource ='';
    List<HIC_ShopifySync__HIC_Configuration__c> listOfConfiguration;
    List<HIC_ShopifySync__Object_Mapping__c> relatedObjectMapping;
    List<HIC_ShopifySync__Object_Mapping__c> objectMappingList;
    List<String> listOfparentId = new List<String>();
    String companyTimeZone;
    
    global SyncShopifyBatch(String linkForNextPage,Boolean isEnd,  String store, String updated_at_min, String updated_at_max,String resourceName, List<HIC_ShopifySync__Object_Mapping__c> objectMappingList){
        
        this.linkForNextPage = linkForNextPage;
        this.isEnd = isEnd;
        this.objectMappingList =objectMappingList;
        this.isRelatedUrl =false;
        checkException = false; 
        this.store = store;
        this.updated_at_min = updated_at_min;
        this.updated_at_max = updated_at_max;
        this.resourceName=resourceName;
        this.companyTimeZone = [SELECT Id, TimeZoneSidKey FROM Organization Limit 1][0].TimeZoneSidKey;
    }
    
    global SyncShopifyBatch(String linkForNextPage, Boolean isEnd,  List<String> listOfparentId, String parentResource, String resourceName ,List<HIC_ShopifySync__Object_Mapping__c> relatedObjectMapping, String updated_at_min, String updated_at_max, String store){
        
        this.resourceName =resourceName;
        this.linkForNextPage = linkForNextPage;
        this.isEnd = isEnd;
        this.store = store;
        this.isRelatedUrl = true;
        this.parentResource = parentResource;
        this.relatedObjectMapping = relatedObjectMapping;
        //this.objectMappingList = relatedObjectMapping;
        this.listOfparentId = listOfparentId;
        this.companyTimeZone = [SELECT Id, TimeZoneSidKey FROM Organization Limit 1][0].TimeZoneSidKey;
    }
    
    
    global Iterable<Object> start(Database.BatchableContext bc) {
        String JSONResponseBody = '';
        String JSONResponse = '';
        String queryForConfig = 'Select ' + CheckAccessibility.isAccessible('HIC_ShopifySync__Chunk_Size__c,id,HIC_ShopifySync__AccountContactBatchCompleted__c,HIC_ShopifySync__Draft_Order_Sync__c,HIC_ShopifySync__Order_Sync__c,HIC_ShopifySync__Collection_Sync__c,HIC_ShopifySync__Inventory_Location_Sync__c, name,HIC_ShopifySync__Inventory_Location__c,HIC_ShopifySync__ProductVariantBatchCompleted__c,HIC_ShopifySync__Enable_Opportunity_for_SDO__c, HIC_ShopifySync__Enable_Draft_Order__c,HIC_ShopifySync__Collection__c, HIC_ShopifySync__Number_of_pages_for_Account__c,HIC_ShopifySync__OrderBatchCompleted__c, HIC_ShopifySync__Default_Field_Mapping__c,HIC_ShopifySync__Specify_Close_Date__c, HIC_ShopifySync__Default_Account__c,HIC_ShopifySync__InventoryBatchCompleted__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__Account_Contact__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 1';
        
        listOfConfiguration = Database.query(queryForConfig);
        if (listOfConfiguration.isEmpty()) {
            return new List<Object>();
        }
        
        Map<String, Object> main = new Map<String, Object>();
        
        try {
            if (String.isNotBlank(linkForNextPage) && !isEnd) {
                if (!isRelatedUrl) {
                    if (resourceName == 'orders') {
                        JSONResponse = SyncBatchUtility.fetchAllDataWithLinkForNextPage(resourceName + '.json?status=any&limit=' + listOfConfiguration[0].HIC_ShopifySync__Chunk_Size__c + '&page_info=' + linkForNextPage, listOfConfiguration);
                    } else {
                        JSONResponse = SyncBatchUtility.fetchAllDataWithLinkForNextPage(resourceName + '.json?limit=' + listOfConfiguration[0].HIC_ShopifySync__Chunk_Size__c + '&page_info=' + linkForNextPage, listOfConfiguration);
                    }
                } else {
                    if (resourceName == 'orders') {
                        JSONResponse = SyncBatchUtility.fetchAllDataWithLinkForNextPage(parentResource + '/' + listOfparentId[0] + '/' + resourceName + '.json?status=any&limit=' + listOfConfiguration[0].HIC_ShopifySync__Chunk_Size__c + '&page_info=' + linkForNextPage, listOfConfiguration);
                    } else {
                        JSONResponse = SyncBatchUtility.fetchAllDataWithLinkForNextPage(parentResource + '/' + listOfparentId[0] + '/' + resourceName + '.json?limit=' + listOfConfiguration[0].HIC_ShopifySync__Chunk_Size__c + '&page_info=' + linkForNextPage, listOfConfiguration);
                    }
                }
            } else {
                if (!isRelatedUrl) {
                    if (resourceName == 'orders') {
                        JSONResponse = SyncBatchUtility.fetchAllDataWithLinkForNextPage(resourceName + '.json?status=any&limit=' + listOfConfiguration[0].HIC_ShopifySync__Chunk_Size__c + (updated_at_min != '' ? '&updated_at_min=' + updated_at_min : '') + (updated_at_max != '' ? '&updated_at_max=' + updated_at_max : ''), listOfConfiguration);
                    } else {
                        JSONResponse = SyncBatchUtility.fetchAllDataWithLinkForNextPage(resourceName + '.json?limit=' + listOfConfiguration[0].HIC_ShopifySync__Chunk_Size__c + (updated_at_min != '' ? '&updated_at_min=' + updated_at_min : '') + (updated_at_max != '' ? '&updated_at_max=' + updated_at_max : ''), listOfConfiguration);
                    }
                } else {
                    if (resourceName == 'orders') {
                        JSONResponse = SyncBatchUtility.fetchAllDataWithLinkForNextPage(parentResource + '/' + listOfparentId[0] + '/' + resourceName + '.json?status=any&limit=' + listOfConfiguration[0].HIC_ShopifySync__Chunk_Size__c + (updated_at_min != '' ? '&updated_at_min=' + updated_at_min : '') + (updated_at_max != '' ? '&updated_at_max=' + updated_at_max : ''), listOfConfiguration);
                        listOfparentId.remove(0);
                    } else {
                        JSONResponse = SyncBatchUtility.fetchAllDataWithLinkForNextPage(parentResource + '/' + listOfparentId[0] + '/' + resourceName + '.json?limit=' + listOfConfiguration[0].HIC_ShopifySync__Chunk_Size__c + (updated_at_min != '' ? '&updated_at_min=' + updated_at_min : '') + (updated_at_max != '' ? '&updated_at_max=' + updated_at_max : ''), listOfConfiguration);
                        listOfparentId.remove(0);
                    }
                }
            }
            
            
            if (String.isNotBlank(JSONResponse)) {
                main = (Map<String, Object>) JSON.deserializeUntyped(JSONResponse);
                
                if (!main.isEmpty() && main.containsKey('response') && main.containsKey('link')) {
                    if (main.get('response') != null) {
                        JSONResponseBody = String.valueOf(main.get('response'));
                    }
                    if (main.get('link') != null) {
                        linkForNextPage = String.valueOf(main.get('link'));
                    } else {
                        isEnd = true;
                    }
                } else {
                    isEnd = true;
                }
            } else {
                isEnd = true;
            }
            
            if (String.isBlank(JSONResponseBody)) {
                checkException = true;
            }            
        } catch (Exception e) {
            checkException = true;
            System.debug('Exception: ' + e.getMessage());
        } 
        
        if (!checkException) {
            Map<String, Object> meta = (Map<String, Object>) JSON.deserializeUntyped(JSONResponseBody);
            return (List<Object>) meta.get(resourceName);
        } else {
            return new List<Object>();
        }
    }
    
    global void execute(Database.BatchableContext bc , List<Object> scope){ 
        objectMappingList =[
            SELECT Id, Name, HIC_ShopifySync__Resource__c, HIC_ShopifySync__Default__c,HIC_ShopifySync__Batch_Size__c,HIC_ShopifySync__Store__c, HIC_ShopifySync__Preference__c, HIC_ShopifySync__sObject_Name__c, HIC_ShopifySync__JSON_Nested__c,
            (SELECT Id, Name, HIC_ShopifySync__Object_Mapping__c, HIC_ShopifySync__Resource__c, HIC_ShopifySync__JSON_Nested__c, HIC_ShopifySync__Default__c,HIC_ShopifySync__Store__c, HIC_ShopifySync__Preference__c, HIC_ShopifySync__sObject_Name__c 
             FROM HIC_ShopifySync__Object_Mappings__r LIMIT 200),
            (Select Id, Default__c, Key__c, Value_Of__c FROM Data_Mappings__r LIMIT 200)
            FROM HIC_ShopifySync__Object_Mapping__c 
            WHERE HIC_ShopifySync__Resource__c = :resourceName AND HIC_ShopifySync__Store__c = :store ORDER BY HIC_ShopifySync__Preference__c ];

        if(!scope.isEmpty() && !objectMappingList.isEmpty()){
            
            for (HIC_ShopifySync__Object_Mapping__c webhookObjToUpsert : objectMappingList) {
                
                
                String fmQuery = GenericAPIWebUtility.generateFieldMappingQuery(webhookObjToUpsert.Id);
                
                list<HIC_ShopifySync__HIC_Field_Mapping__c> listOfFiledMapping = new list<HIC_ShopifySync__HIC_Field_Mapping__c>();
                listOfFiledMapping = database.query(fmQuery);
                
                String listType = 'List<' +webhookObjToUpsert.HIC_ShopifySync__sObject_Name__c+ '>'; 
                list<sobject> listOfSobjToUpsert = (List<SObject>)Type.forName(listType).newInstance();
                for(Object JsonObject : scope){
                    Map<String, Object> JsonObjectMap = (Map<String, Object>) JsonObject; 
                    
                    if (webhookObjToUpsert.HIC_ShopifySync__JSON_Nested__c != null && webhookObjToUpsert.HIC_ShopifySync__JSON_Nested__c.contains('.')) {
                        String[] nestedKeys = webhookObjToUpsert.HIC_ShopifySync__JSON_Nested__c.split('\\.');
                        
                        Object nestedValue = JsonObjectMap.get(nestedKeys[0]);
                        if (nestedValue instanceof Map<String, Object>) {
                            JsonObjectMap = (Map<String, Object>) nestedValue;
                        } 
                        else if (nestedValue instanceof List<Object>) {
                            List<Object> nestedList = (List<Object>) nestedValue;
                            
                            if (!nestedList.isEmpty() && nestedList[0] instanceof Map<String, Object>) {
                                JsonObjectMap = (Map<String, Object>) nestedList[0];
                            } else {
                                return; 
                            }
                        } 
                        else {
                            return; // Exit or handle the error
                        }
                        
                        webhookObjToUpsert.HIC_ShopifySync__JSON_Nested__c = nestedKeys[1];
                    }
                    
                    List<Object> jsonList = new List<Object>();
                    String requestBody=JSON.serialize(JsonObjectMap);
                    jsonList = GenericAPIWebUtility.processDataMapping(webhookObjToUpsert.HIC_ShopifySync__Json_Nested__c, webhookObjToUpsert.Data_Mappings__r, JsonObjectMap);
                    //Satyam needs to check
                    //List<Object> JSONList = GenericAPIWebUtility.filterAndImproveJSONBody(webhookObjToUpsert.HIC_ShopifySync__Default__c, webhookObjToUpsert.HIC_ShopifySync__Nested_Key__c, JsonObjectMap, webhookObjToUpsert.HIC_ShopifySync__Other_Relationship_Name__c, webhookObjToUpsert.HIC_ShopifySync__Other_Relationship_Key__c, requestBody, webhookObjToUpsert.HIC_ShopifySync__Relationship_field_Name__c, webhookObjToUpsert.HIC_ShopifySync__Relationship_Key__c);
                    for(object obj : JSONList){
                        
                        //JsonObjectMap = (Map<String, Object>) obj;
                        Sobject sobjRecord = GenericAPIWebUtility.processFieldTypeAndMapping(listOfFiledMapping, String.valueOf(webhookObjToUpsert.HIC_ShopifySync__sObject_Name__c), (Map<String, Object>)obj ,companyTimeZone, store);
                        if(sobjRecord != null)
                            listOfSobjToUpsert.add(sobjRecord);
                    }                    
                } 
                Schema.SObjectType SfObject = Schema.getGlobalDescribe().get(webhookObjToUpsert.HIC_ShopifySync__sObject_Name__c);
                Map<String, SObjectField> sfFieldsMap = SfObject.getDescribe().fields.getMap();
                Schema.SobjectField ShopifyId = sfFieldsMap.get('HIC_ShopifySync__Shopify_Id__c');
                
                List<Database.upsertResult> updateResult = new List <Database.upsertResult>();
                try{
                    if(CheckAccessibility.isUpsertable(String.valueOf(ShopifyId),webhookObjToUpsert.HIC_ShopifySync__sObject_Name__c)){
                        Map<Object, SObject> mapToRestricDuplicateRecord = new map<Object, SObject>();
                        for(SObject record: listOfSobjToUpsert) {
                            if(record.get('HIC_ShopifySync__Shopify_Id__c')  !=null) {
                                
                                mapToRestricDuplicateRecord.put(record.get('HIC_ShopifySync__Shopify_Id__c'),record );
                                
                                if(webhookObjToUpsert.HIC_ShopifySync__Object_Mappings__r.size()>0){
                                    
                                    listOfparentId.add(String.valueOf(record.get('HIC_ShopifySync__Shopify_Id__c')));
                                    parentResource = webhookObjToUpsert.HIC_ShopifySync__Resource__c;
                                    relatedObjectMapping = webhookObjToUpsert.HIC_ShopifySync__Object_Mappings__r;
                                }                                
                            }
                        } 
                        updateResult = Database.upsert(mapToRestricDuplicateRecord.values(),ShopifyId, false);
                        SyncBatchUtility.updateErrorMassage(updateResult, webhookObjToUpsert.HIC_ShopifySync__sObject_Name__c, mapToRestricDuplicateRecord.values(), ShopifyId, false, store);
                    }
                }catch(DmlException e) {
                    System.debug('The following exception has occurred: ' + e.getMessage());
                }
                //updateAllSfRecordFromShopifyUtility.upsertSFRecords( bodyMap, webhookObjToUpsert, requestBody, storeName );
            }
        }        
    }
    
    global void finish(Database.BatchableContext bc) {
        
        if (!listOfparentId.isEmpty() && isEnd) { 
            if (relatedObjectMapping != null && !relatedObjectMapping.isEmpty()) {
                SyncShopifyBatch callBatchAgain = new SyncShopifyBatch(
                    linkForNextPage, 
                    false, 
                    listOfparentId, 
                    parentResource, 
                    String.valueOf(relatedObjectMapping[0].HIC_ShopifySync__Resource__c), 
                    relatedObjectMapping, 
                    updated_at_min, 
                    updated_at_max, 
                    store
                );
                Database.executeBatch(callBatchAgain, 50);
            } else {
            }
        }
        
        if (!checkException && !isEnd && listOfparentId.isEmpty()) {
            // Call batch again if got any exception on page
            if (objectMappingList != null && !objectMappingList.isEmpty()) {
                SyncShopifyBatch callBatchAgain = new SyncShopifyBatch(
                    linkForNextPage, 
                    false, 
                    store, 
                    updated_at_min, 
                    updated_at_max, 
                    resourceName, 
                    objectMappingList
                );
                Database.executeBatch(callBatchAgain, integer.valueOf(objectMappingList[0].HIC_ShopifySync__Batch_Size__c));
            } else {
                System.debug('objectMappingList is null or empty line 261');
            }
        } else if (checkException && !isEnd && listOfparentId.isEmpty()) {
            if (String.isNotBlank(linkForNextPage)) {
                // Call batch again for next page of record pagination  
                if (objectMappingList != null && !objectMappingList.isEmpty()) {
                    SyncShopifyBatch callBatchAgain = new SyncShopifyBatch(
                        linkForNextPage, 
                        false, 
                        store, 
                        updated_at_min, 
                        updated_at_max, 
                        resourceName, 
                        objectMappingList
                    );
                    Database.executeBatch(callBatchAgain, integer.valueOf(objectMappingList[0].HIC_ShopifySync__Batch_Size__c));
                } else {
                    System.debug('objectMappingList is null or empty line 278');
                }
            }
        } else if (isEnd && listOfparentId.isEmpty()) {            
            if (listOfConfiguration != null && !listOfConfiguration.isEmpty()) {
                HIC_ShopifySync__HIC_Configuration__c config = listOfConfiguration[0];
                
                if (resourceName == 'products') {
                    config.HIC_ShopifySync__ProductVariantBatchCompleted__c = true;
                    update config;   
                    SyncBatchUtility.fetchCustomer(store, updated_at_min, updated_at_max, listOfConfiguration); 
                    
                } else if (resourceName == 'customers') {
                    config.HIC_ShopifySync__AccountContactBatchCompleted__c = true;
                    update config;
                    
                    if (config.HIC_ShopifySync__Order_Sync__c || config.HIC_ShopifySync__Opportunity__c) {
                        SyncBatchUtility.fetchOrderAndOpportunity(store, updated_at_min, updated_at_max, listOfConfiguration);
                    } else if (config.HIC_ShopifySync__Collection_Sync__c) {
                        SyncBatchUtility.processCollect(store, updated_at_min, updated_at_max, listOfConfiguration);
                    } else if (config.HIC_ShopifySync__Inventory_Location_Sync__c && config.HIC_ShopifySync__Inventory_Location__c) {
                        SyncBatchUtility.fetchLocationsAndInventoryLevels(store, updated_at_min, updated_at_max, listOfConfiguration);
                    } else if (config.HIC_ShopifySync__Draft_Order_Sync__c || config.HIC_ShopifySync__Enable_Draft_Order__c || config.HIC_ShopifySync__Enable_Opportunity_for_SDO__c) {
                        SyncBatchUtility.fetchDraftorders(store, updated_at_min, updated_at_max, listOfConfiguration);
                    } else if (!config.HIC_ShopifySync__Order_Sync__c && config.HIC_ShopifySync__Opportunity__c && !config.HIC_ShopifySync__Draft_Order_Sync__c && !config.HIC_ShopifySync__Collection_Sync__c) {
                        config.HIC_ShopifySync__Batch_Is_Processing__c = false;
                        update config;              
                    }
                    
                } else if (resourceName == 'orders') {
                    config.HIC_ShopifySync__OrderBatchCompleted__c = true;
                    update config;
                    
                    if (config.HIC_ShopifySync__Collection_Sync__c) {
                        SyncBatchUtility.processCollect(store, updated_at_min, updated_at_max, listOfConfiguration);
                    } else if (config.HIC_ShopifySync__Inventory_Location_Sync__c && config.HIC_ShopifySync__Inventory_Location__c) {
                        SyncBatchUtility.fetchLocationsAndInventoryLevels(store, updated_at_min, updated_at_max, listOfConfiguration);
                    } else if (config.HIC_ShopifySync__Draft_Order_Sync__c || config.HIC_ShopifySync__Enable_Draft_Order__c || config.HIC_ShopifySync__Enable_Opportunity_for_SDO__c) {
                        SyncBatchUtility.fetchDraftorders(store, updated_at_min, updated_at_max, listOfConfiguration);
                    } else if (!config.HIC_ShopifySync__Draft_Order_Sync__c && !config.HIC_ShopifySync__Collection_Sync__c) {
                        config.HIC_ShopifySync__Batch_Is_Processing__c = false;
                        update config;              
                    }
                    
                } else if (resourceName == 'collections') {
                    config.HIC_ShopifySync__CollectionsBatchCompleted__c = true;
                    update config;
                    
                    if (config.HIC_ShopifySync__Inventory_Location_Sync__c && config.HIC_ShopifySync__Inventory_Location__c) {
                        SyncBatchUtility.fetchLocationsAndInventoryLevels(store, updated_at_min, updated_at_max, listOfConfiguration);
                    } else if (config.HIC_ShopifySync__Draft_Order_Sync__c || config.HIC_ShopifySync__Enable_Draft_Order__c || config.HIC_ShopifySync__Enable_Opportunity_for_SDO__c) {
                        SyncBatchUtility.fetchDraftorders(store, updated_at_min, updated_at_max, listOfConfiguration);
                    } else if (!config.HIC_ShopifySync__Draft_Order_Sync__c) {
                        config.HIC_ShopifySync__Batch_Is_Processing__c = false;
                        update config;
                    }
                    
                } else if (resourceName == 'locations') {
                    config.HIC_ShopifySync__InventoryBatchCompleted__c = true;
                    update config;
                    
                    if (config.HIC_ShopifySync__Draft_Order_Sync__c) {
                        SyncBatchUtility.fetchDraftorders(store, updated_at_min, updated_at_max, listOfConfiguration);
                    } else if (!config.HIC_ShopifySync__Draft_Order_Sync__c) {
                        config.HIC_ShopifySync__Batch_Is_Processing__c = false;
                        update config;
                    }
                    
                } else if (resourceName == 'draft_orders') {
                    config.HIC_ShopifySync__DraftOrderBatchCompleted__c = true;
                    config.HIC_ShopifySync__Batch_Is_Processing__c = false;
                    update config;
                    
                } else {
                    config.HIC_ShopifySync__Batch_Is_Processing__c = false;
                    update config; 
                }
            } else {
                System.debug('listOfConfiguration is null or empty');
            }
        } 
    }    
}