trigger CicProMidTblBefUpd on CIC_and_product_middle_table__c (before insert, before update) {
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List<Product2> pnList = new List<Product2>();
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for (CIC_and_product_middle_table__c cpmt : Trigger.new) {
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if (Trigger.isInsert || Trigger.isUpdate && cpmt.Product__c != Trigger.oldMap.get(cpmt.Id).get('Product__c')) {
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if (!String.isBlank(cpmt.Product__c)) {
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pnList.add(new Product2(Id = cpmt.Product__c));
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}
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}
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}
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Map<String, String> pr2Map = new Map<String, String>();
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if (pnList.size() > 0) {
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List<Product2__c> pr2List = ControllerUtil.pr2SelectForSync(pnList);
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for (Product2__c pr2 : pr2List) {
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pr2Map.put(pr2.Product2__c, pr2.Id);
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}
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}
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for (CIC_and_product_middle_table__c cpmt : Trigger.new) {
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if (cpmt.Product__c != null && pr2Map.containsKey(cpmt.Product__c)) {
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cpmt.Product2__c = pr2Map.get(cpmt.Product__c);
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} else {
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cpmt.Product2__c = null;
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}
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}
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}
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