VAT XMLs first working version

bookkeeper.go

@@ -100,7 +100,7 @@ func calculateVAT(vat_code string, amount float64) float64 {
 	vat_type := string(vat_code[0])
 	vat_perc, err := strconv.Atoi(vat_code[1:])
 	if err != nil {
-		fmt.Printf("ERROR: %v\n", err)
+		fmt.Fprintf(os.Stderr, "ERROR: %v\n", err)
 		return 0.0
 	}
 	vat_perc_f64 := float64(vat_perc)
@@ -109,7 +109,7 @@ func calculateVAT(vat_code string, amount float64) float64 {
 	} else if vat_type == "I" {
 		return roundRappen(amount / (1000.0 + vat_perc_f64) * vat_perc_f64)
 	} else {
-		fmt.Printf("WARNING: Invalid Vat Type: %s\n", vat_type)
+		fmt.Fprintf(os.Stderr, "WARNING: Invalid Vat Type: %s\n", vat_type)
 		return 0.0
 	}
 }
@@ -119,7 +119,7 @@ func addTransaction(document_number string, date string, text string, account_nu
 	mydate, error := time.Parse(dateString, date)
 
 	if error != nil {
-		fmt.Printf("ERROR: %v\n", error)
+		fmt.Fprintf(os.Stderr, "ERROR: %v\n", error)
 		return
 	}
 
@@ -128,7 +128,7 @@ func addTransaction(document_number string, date string, text string, account_nu
 		balanceYear = date[6:10]
 	} else {
 		if date[6:10] != balanceYear {
-			fmt.Printf("WARNING: transaction with Document Number %s is not in same year as first transaction: %s and will be ignored\n", document_number, balanceYear)
+			fmt.Fprintf(os.Stderr, "WARNING: transaction with Document Number %s is not in same year as first transaction: %s and will be ignored\n", document_number, balanceYear)
 			return
 		}
 	}
@@ -146,7 +146,7 @@ func addTransaction(document_number string, date string, text string, account_nu
 	if s, err := strconv.ParseFloat(amount, 64); err == nil {
 		myItem.Amount = roundRappen(s)
 	} else {
-		fmt.Printf("WARNING: Document %s, cannot convert Amount to Float64: %s and will be ignored\n", document_number, amount)
+		fmt.Fprintf(os.Stderr, "WARNING: Document %s, cannot convert Amount to Float64: %s and will be ignored\n", document_number, amount)
 		return
 	}
 	myItem.Vat_code = vat_code
@@ -209,7 +209,7 @@ func readAccountData(filename string) {
 		line := scanner.Text()
 		matched, _ := regexp.MatchString(`^[0-9][0-9][0-9][0-9],[ALEI]:.*`, line)
 		if !matched {
-			fmt.Printf("WARNING: Line %v in Accountfile %s: line not four digits followed by a comma followed by ALEI (one of those), Colon and description: %s and will be ignored.\n", line_number, filename, line)
+			fmt.Fprintf(os.Stderr, "WARNING: Line %v in Accountfile %s: line not four digits followed by a comma followed by ALEI (one of those), Colon and description: %s and will be ignored.\n", line_number, filename, line)
 			continue
 		}
 
@@ -218,7 +218,7 @@ func readAccountData(filename string) {
 		account_type_and_description := token[1]
 
 		if accountExists(account_number) {
-			fmt.Printf("WARNING: Line %v in Accountfile %s: Account Number %s already exists and will be ignored\n", line_number, filename, account_number)
+			fmt.Fprintf(os.Stderr, "WARNING: Line %v in Accountfile %s: Account Number %s already exists and will be ignored\n", line_number, filename, account_number)
 			continue
 
 		}
@@ -240,7 +240,7 @@ func floatToString(f float64, sep string) string {
 		s = "-.-"
 	} else {
 		s = strings.ReplaceAll(p.Sprintf("%.2f", f), ",", sep)
-		//fmt.Printf("--- s: @%s@\n", s)
+		//fmt.Fprintf(os.Stderr,"--- s: @%s@\n", s)
 	}
 	return s
 }
@@ -249,7 +249,7 @@ func str2float64(f string) float64 {
 	if s, err := strconv.ParseFloat(f, 64); err == nil {
 		return roundRappen(s)
 	} else {
-		fmt.Printf("WARNING: cannot convert Amount to Float64: %s and will be ignored\n", f)
+		fmt.Fprintf(os.Stderr, "WARNING: cannot convert Amount to Float64: %s and will be ignored\n", f)
 		return 0
 	}
 }
@@ -277,11 +277,11 @@ func readTransactionData(filename string) {
 			vat_code := token[6]
 
 			if !accountExists(account_number_debit) {
-				fmt.Printf("WARNING: Line %v in Transactionfile %s: Account Number Debit %s does not exist, and will be ignored\n", line_number, filename, account_number_debit)
+				fmt.Fprintf(os.Stderr, "WARNING: Line %v in Transactionfile %s: Account Number Debit %s does not exist, and will be ignored\n", line_number, filename, account_number_debit)
 				continue
 			}
 			if !accountExists(account_number_credit) {
-				fmt.Printf("WARNING: Line %v in Transactionfile %s: Account Number Credit %s does not exist and will be ignored\n", line_number, filename, account_number_credit)
+				fmt.Fprintf(os.Stderr, "WARNING: Line %v in Transactionfile %s: Account Number Credit %s does not exist and will be ignored\n", line_number, filename, account_number_credit)
 				continue
 			}
 
@@ -294,7 +294,7 @@ func readTransactionData(filename string) {
 				account_number := token[0]
 				balance := token[1]
 				if !accountExists(account_number) {
-					fmt.Printf("WARNING: Line %v in Transactionfile %s: Account Number %s does not exist and will be ignored\n", line_number, filename, account_number)
+					fmt.Fprintf(os.Stderr, "WARNING: Line %v in Transactionfile %s: Account Number %s does not exist and will be ignored\n", line_number, filename, account_number)
 					continue
 				}
 
@@ -306,7 +306,7 @@ func readTransactionData(filename string) {
 				account_balance[account_number] = myBalance
 
 			} else {
-				fmt.Printf("WARNING: Line %v in Transactionfile %s is not of the form <document number>,<date>,<text>,<account number debit>,<account number credit>,<amount>,<vat code> and will be ignored.\n", line_number, filename, line)
+				fmt.Fprintf(os.Stderr, "WARNING: Line %v in Transactionfile %s is not of the form <document number>,<date>,<text>,<account number debit>,<account number credit>,<amount>,<vat code> and will be ignored.\n", line_number, filename, line)
 				continue
 			}
 			line_number++
@@ -367,7 +367,7 @@ func printSection(section string) {
 	case "I":
 		title = "ERTRAG"
 	default:
-		fmt.Printf("WARNING: invalid section: %s\n", section)
+		fmt.Fprintf(os.Stderr, "WARNING: invalid section: %s\n", section)
 		return
 	}
 
@@ -462,9 +462,9 @@ func createBalanceSheet() {
 	printSection("I")
 	err := pdf.OutputFileAndClose("output.pdf")
 	if err == nil {
-		fmt.Printf("INFO: Successfully created Balance Sheet in file output.pdf\n")
+		fmt.Fprintf(os.Stderr, "INFO: Successfully created Balance Sheet in file output.pdf\n")
 	} else {
-		fmt.Printf("ERROR: %v\n", err)
+		fmt.Fprintf(os.Stderr, "ERROR: %v\n", err)
 	}
 }
 
@@ -482,26 +482,163 @@ func calculateProfit() float64 {
 	}
 
 	res = roundRappen(res)
-	fmt.Printf("INFO: Calculated Profit: %v\n", res)
+	fmt.Fprintf(os.Stderr, "INFO: Calculated Profit: %v\n", res)
 	return res
 
 }
 
+func transactionInQuarter(date time.Time, whatquarter string) bool {
+	month := date.Month()
+	switch month {
+	case 1, 2, 3:
+		return whatquarter == "mwst1"
+	case 4, 5, 6:
+		return whatquarter == "mwst2"
+	case 7, 8, 9:
+		return whatquarter == "mwst3"
+	case 10, 11, 12:
+		return whatquarter == "mwst4"
+	}
+	return false
+}
+
+func getTotalConsideration(whatquarter string) float64 {
+	//"43517.04"
+	var res float64 = 0.0
+
+	for key := range transactions {
+		if transactionInQuarter(transactions[key].Date, whatquarter) {
+			for _, item := range transactions[key].Items {
+				if strings.HasPrefix(item.Vat_code, "V") {
+					res = res + item.Amount + item.Amount_Vat
+				}
+			}
+		}
+
+	}
+
+	res = roundRappen(res)
+	fmt.Fprintf(os.Stderr, "INFO: Calculated Total Consideration: %v\n", res)
+	return res
+
+}
+
+func getVat(vat_code string) string {
+	// strip first letter, divide by 10
+	// ie.: V77 => 7.7, V80 => 8.0
+	if s, err := strconv.ParseFloat(vat_code[1:], 64); err == nil {
+		return fmt.Sprintf("%.2f", s/10.0)
+	} else {
+		fmt.Fprintf(os.Stderr, "WARNING: Invalid VAT Code %s\n", vat_code)
+		return vat_code
+	}
+}
+
+func getDataTaxRates(whatquarter string) map[string]string {
+	//map[string]string{"7.70": "43517.04", "8.0": "Test only"}
+	//var m = map[string]string{
+	//		"7.70": "43517.04",
+	//		"8.0":  "Test only",
+	//	}
+	var m = map[string]string{}
+	var mn = map[string]float64{}
+
+	for key := range transactions {
+		if transactionInQuarter(transactions[key].Date, whatquarter) {
+			for _, item := range transactions[key].Items {
+				if strings.HasPrefix(item.Vat_code, "V") {
+					vat := getVat(item.Vat_code)
+					if val, found := mn[vat]; found {
+						mn[vat] = val + item.Amount + item.Amount_Vat
+					} else {
+						mn[vat] = item.Amount + item.Amount_Vat
+					}
+				}
+			}
+		}
+
+	}
+
+	for key, value := range mn {
+		m[key] = floatToString(roundRappen(value), "")
+	}
+
+	fmt.Fprintf(os.Stderr, "INFO: getDataTaxRates: %v\n", m)
+	return m
+
+}
+
+func getTaxInvestments(whatquarter string) float64 {
+	// "174.09"
+	var res float64 = 0.0
+
+	for key := range transactions {
+		if transactionInQuarter(transactions[key].Date, whatquarter) {
+			for _, item := range transactions[key].Items {
+				if strings.HasPrefix(item.Vat_code, "I") {
+					res = res + item.Amount_Vat
+				}
+			}
+		}
+
+	}
+
+	res = roundRappen(res)
+	fmt.Fprintf(os.Stderr, "INFO: Calculated Tax Investments: %v\n", res)
+	return res
+}
+
+func getPayableTax(whatquarter string) float64 {
+	// "3176.72"
+	var res float64 = 0.0
+
+	for key := range transactions {
+		if transactionInQuarter(transactions[key].Date, whatquarter) {
+			for _, item := range transactions[key].Items {
+				res = res + item.Amount_Vat
+			}
+		}
+
+	}
+
+	res = roundRappen(res)
+	fmt.Fprintf(os.Stderr, "INFO: Calculated Payable Tax: %v\n", res)
+	return 0 - res
+}
+
 func outputMwst(whatquarter string) {
-	fmt.Printf("Create Mwst Report for %s\n", whatquarter)
+	fmt.Fprintf(os.Stderr, "INFO: Create Mwst Report for %s\n", whatquarter)
 
 	tm := time.Now()
 	gmt_location := time.FixedZone("GMT", 0)
+	const refidPrefix = "ef1q2024_"
+	var refid string
 
 	var data Data
 	data.GenerationTime = fmt.Sprintf("%s", tm.In(gmt_location).Format("2006-01-02T15:04:05Z"))
-	data.ReportingPeriodFrom = "2022-01-01"
+	switch whatquarter {
-	data.ReportingPeriodFrom = "2022-03-31"
+	case "mwst1":
-	data.BusinessReferenceId = "ef1q2024_20220101_20220331_1"
+		data.ReportingPeriodFrom = balanceYear + "-01-01"
-	data.TotalConsideration = "43517.04"
+		data.ReportingPeriodTill = balanceYear + "-03-31"
-	data.DataTaxRates = map[string]string{"7.70": "43517.04", "8.0": "Test only"}
+		refid = refidPrefix + balanceYear + "0101_" + balanceYear + "0331_1"
-	data.InputTaxInvestments = "174.09"
+	case "mwst2":
-	data.PayableTax = "3176.72"
+		data.ReportingPeriodFrom = balanceYear + "-04-01"
+		data.ReportingPeriodTill = balanceYear + "-06-30"
+		refid = refidPrefix + balanceYear + "0401_" + balanceYear + "0630_1"
+	case "mwst3":
+		data.ReportingPeriodFrom = balanceYear + "-07-01"
+		data.ReportingPeriodTill = balanceYear + "-09-30"
+		refid = refidPrefix + balanceYear + "0701_" + balanceYear + "0930_1"
+	case "mwst4":
+		data.ReportingPeriodFrom = balanceYear + "-10-01"
+		data.ReportingPeriodTill = balanceYear + "-12-31"
+		refid = refidPrefix + balanceYear + "1001_" + balanceYear + "1231_1"
+	}
+	data.BusinessReferenceId = refid
+	data.TotalConsideration = floatToString(getTotalConsideration(whatquarter), "")
+	data.DataTaxRates = getDataTaxRates(whatquarter)
+	data.InputTaxInvestments = floatToString(getTaxInvestments(whatquarter), "")
+	data.PayableTax = floatToString(getPayableTax(whatquarter), "")
 
 	tmp, err := template.ParseFiles("vat_xml.tmpl")
 
@@ -517,9 +654,9 @@ func outputMwst(whatquarter string) {
 }
 
 func usage() {
-	fmt.Printf("usage: bookkeeper <action> <accounts file> <transactions file>\n")
+	fmt.Fprintf(os.Stderr, "usage: bookkeeper <action> <accounts file> <transactions file>\n")
-	fmt.Printf("\n")
+	fmt.Fprintf(os.Stderr, "\n")
-	fmt.Printf("Valid actions: check, balance, journal, mwst1, mwst2, mwst3, mwst4, new_year\n")
+	fmt.Fprintf(os.Stderr, "Valid actions: check, balance, journal, mwst1, mwst2, mwst3, mwst4, new_year\n")
 	os.Exit(1)
 }
 
@@ -532,23 +669,23 @@ func main() {
 	readTransactionData(os.Args[3])
 	profit = calculateProfit()
 
-	//fmt.Printf("accounts: %#v\n", accounts)
+	//fmt.Fprintf(os.Stderr,"accounts: %#v\n", accounts)
-	//fmt.Printf("transactions: %#v\n", transactions)
+	//fmt.Fprintf(os.Stderr,"transactions: %#v\n", transactions)
-	//fmt.Printf("account_balance: %#v\n", account_balance)
+	//fmt.Fprintf(os.Stderr,"account_balance: %#v\n", account_balance)
 
 	switch action := os.Args[1]; action {
 	case "check":
-		fmt.Println("Check Data")
+		fmt.Fprintln(os.Stderr, "Check Data")
 	case "balance":
-		fmt.Println("Create Balance Sheet")
+		fmt.Fprintln(os.Stderr, "INFO: Create Balance Sheet")
 		createBalanceSheet()
 	case "journal":
-		fmt.Println("Create Journal")
+		fmt.Fprintln(os.Stderr, "INFO: Create Journal")
 	case "mwst1", "mwst2", "mwst3", "mwst4":
-		fmt.Println("Create Mwst Quarterly Report")
+		fmt.Fprintln(os.Stderr, "INFO: Create Mwst Quarterly Report")
 		outputMwst(action)
 	case "new_year":
-		fmt.Println("Create New Year")
+		fmt.Fprintln(os.Stderr, "INFO: Create New Year")
 	default:
 		usage()
 	}

vat_xml.tmpl

@@ -1,6 +1,5 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="UTF-8"?>
-
+<eCH-0217:VATDeclaration xsi:schemaLocation="http://www.ech.ch/xmlns/eCH-0217/1/eCH-0217-1-0.xsd" xmlns:eCH-0058="http://www.ech.ch/xmlns/eCH-0058/5" xmlns:eCH-0097="http://www.ech.ch/xmlns/eCH-0097/3" xmlns:eCH-0217="http://www.ech.ch/xmlns/eCH-0217/1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
-<eCH-0217:VATDeclaration xsi:schemaLocation="http://www.ech.ch/xmlns/eCH-0217/1 eCH-0217-1-0.xsd" xmlns:eCH-0217="http://www.ech.ch/xmlns/eCH-0217/1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:eCH-0097="http://www.ech.ch/xmlns/eCH-0097/3" xmlns:eCH-0058="http://www.ech.ch/xmlns/eCH-0058/5">
  <eCH-0217:generalInformation>
   <eCH-0217:uid>
    <eCH-0097:uidOrganisationIdCategorie>CHE</eCH-0097:uidOrganisationIdCategorie>