fix(core): update

ts/paypal.classes.account.ts

@@ -4,10 +4,11 @@ import { PayPalTransaction } from './paypal.classes.transaction';
 export interface IPayPalOptions {
   clientId: string;
   clientSecret: string;
+  accountOwner: string;
 }
 
 export class PayPalAccount {
-  public apiBaseUrl: string = 'https://api.paypal.com'
+  public apiBaseUrl: string = 'https://api.paypal.com';
   public options: IPayPalOptions;
 
   private apiToken: string;
@@ -17,14 +18,104 @@ export class PayPalAccount {
     this.options = optionsArg;
   }
 
-  public async getTransactionsFromTo (fromTimeMillisArg: number, toTimeMillisArg: number) {
-    let returnTransactions: PayPalTransaction[] = [];
+  public async getTransactionsFromTo(fromTimeMillisArg: number, toTimeMillisArg: number) {
+    let allTransactions: PayPalTransaction[] = [];
+    // lets note the time from one month before. We need that for accurate transactions pools.
+    const monthBeforeStartMillis =
+      fromTimeMillisArg - plugins.smarttime.getMilliSecondsFromUnits({ days: 30 });
     do {
       const transactions = await PayPalTransaction.getTransactionFor30days(this, fromTimeMillisArg);
-      returnTransactions = returnTransactions.concat(transactions);
-      fromTimeMillisArg = fromTimeMillisArg + plugins.smarttime.getMilliSecondsFromUnits({days: 30});
+      allTransactions = allTransactions.concat(transactions);
+      fromTimeMillisArg =
+        fromTimeMillisArg + plugins.smarttime.getMilliSecondsFromUnits({ days: 30 });
     } while (fromTimeMillisArg < toTimeMillisArg);
-    return returnTransactions;
+
+    const invoiceIds: string[] = [];
+    const transactionPools: PayPalTransaction[][] = [];
+    // lets get all invoiceids
+    allTransactions.forEach((transactionArg) => {
+      const invoiceId = transactionArg.data.originApiObject.transaction_info.invoice_id;
+      if (!invoiceIds.includes(invoiceId)) {
+        invoiceIds.push(invoiceId);
+      }
+    });
+
+    // lets get all transactions per invoiceId
+    invoiceIds.forEach((invoiceIdArg) => {
+      const transactionPool: PayPalTransaction[] = [];
+      allTransactions.forEach((transactionArg) => {
+        if (transactionArg.data.originApiObject.transaction_info.invoice_id === invoiceIdArg) {
+          transactionPool.push(transactionArg);
+        }
+      });
+      transactionPools.push(transactionPool);
+    });
+
+    const previousMonthTransactions = await PayPalTransaction.getTransactionFor30days(
+      this,
+      monthBeforeStartMillis
+    );
+
+    transactionPools.forEach((transactionPoolArg) => {
+      const poolInvoiceId = transactionPoolArg[0].data.originApiObject.transaction_info.invoice_id;
+      previousMonthTransactions.forEach((transactionArg) => {
+        if (transactionArg.data.originApiObject.transaction_info.invoice_id === poolInvoiceId) {
+          transactionPoolArg.push(transactionArg);
+        }
+      });
+    });
+
+    let finalTransactions: PayPalTransaction[] = [];
+    // lets process all transactionPool
+    transactionPools.forEach((transactionPoolArg) => {
+      // lets detect foreign transactions
+      let hasForeignTransactions = false;
+      transactionPoolArg.forEach((transactionArg) => {
+        if (transactionArg.data.currency !== 'EUR') {
+          hasForeignTransactions = true;
+        }
+      });
+      if (hasForeignTransactions && transactionPoolArg.length < 4) {
+        console.log(
+          `Pool with invoiceId ${transactionPoolArg[0].data.originApiObject.transaction_info.invoice_id} is not completed yet. Omminiting ${transactionPoolArg.length} transactions as a result.`
+        );
+        return;
+      }
+      if (hasForeignTransactions && transactionPoolArg.length === 4) {
+        const negativeNativeTransaction = transactionPoolArg.find(transactionArg => {
+          return transactionArg.data.amount < 0 && transactionArg.data.currency === 'EUR';
+        });
+
+        const negativeForeignTransaction = transactionPoolArg.find(transactionArg => {
+          return transactionArg.data.amount < 0 && transactionArg.data.currency !== 'EUR';
+        });
+
+        const positiveNativeTransaction = transactionPoolArg.find(transactionArg => {
+          return transactionArg.data.amount > 0 && transactionArg.data.currency === 'EUR';
+        });
+
+        const positiveForeignTransaction = transactionPoolArg.find(transactionArg => {
+          return transactionArg.data.amount > 0 && transactionArg.data.currency !== 'EUR';
+        });
+
+        negativeNativeTransaction.data.name = negativeForeignTransaction.data.name;
+        negativeNativeTransaction.data.description = negativeForeignTransaction.data.description;
+        positiveNativeTransaction.data.name = this.options.accountOwner;
+        positiveNativeTransaction.data.description = 'account balance transfer';
+        transactionPoolArg = transactionPoolArg.filter(transactionArg => transactionArg.data.currency === 'EUR');
+      }
+      if (!hasForeignTransactions && transactionPoolArg.length === 2) {
+        const positiveNativeTransaction = transactionPoolArg.find(transactionArg => {
+          return transactionArg.data.amount > 0 && transactionArg.data.currency === 'EUR';
+        });
+        positiveNativeTransaction.data.name = this.options.accountOwner;
+        positiveNativeTransaction.data.description = 'account balance transfer';
+      }
+      // pool is ready
+      finalTransactions = finalTransactions.concat(transactionPoolArg);
+    });
+
+    return finalTransactions;
   }
 
   public async request(methodArg: 'GET' | 'POST', routeArg: string, payloadArg: any) {