commit 70fb02847ffcd94af64e4464ba885c68b1d1ee28 Author: Joerg Lehmann Date: Wed Dec 27 13:03:26 2023 +0100 first commit diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..ac46f3c --- /dev/null +++ b/.gitignore @@ -0,0 +1,3 @@ +bookkeeper +testdata/* +*.pdf diff --git a/README.md b/README.md new file mode 100644 index 0000000..98236f8 --- /dev/null +++ b/README.md @@ -0,0 +1,52 @@ +bookkeeper is a tool of nbit Information to replace Banana :-) + +It is a simple CLI tool written in Golang by Joerg Lehmann + +Usage: +bookkeeper + +action can be one of the following: +- check : checks data +- balance : creates a balance sheet on STDOUT (Format: PDF) +- journal : creates a journal on STDOUT (Format: Markdown) +- mwst1 : create VAT report (1st to 4th quarter) + mwst2 on STDOUT + mwst3 + mwst4 +- new_year : writes current account balance values to STDOUT (to be used for + new transaction file for next year) + + is a text file with the following format (example line): + +1020,Kontokorrent UBS 235-566236.01G + +1020: Account number: 1XXX => Assets + 2XXX => Liabilities + 3XXX => Income + 4XXX => Expense + 5XXX => Personnel Expenses + 6XXX => Operating Expenses + 8XXX => Expense + +Kontokorrent UBS 235-566236.01G: Account Text + + is a CSV file with the following format (example line): + +1,10.1.2023,Text,6574,1020,10.00,I77 + +1: document number, starts each year with 1 with incremening, there can be + more than one transaction per document number +10.1.2023: date (DD.MM.YYYY) +Text: description of transaction (commas should be replaced with @) +6574: account number debit (Soll) +1020: account number credit (Haben) +10.00: value +I77: MwSt Code (starting with I or V, 77 means 7.7%) + +the beginning of the transaction file can include the current balance of +accounts in the following form: + +1020:1234.56 + +1020: account +1234.56: balance at start of year diff --git a/bookkeeper.go b/bookkeeper.go new file mode 100644 index 0000000..b28549b --- /dev/null +++ b/bookkeeper.go @@ -0,0 +1,287 @@ +package main + +import ( + "bufio" + "fmt" + "github.com/go-pdf/fpdf" + "log" + "os" + "regexp" + "strconv" + "strings" + "time" +) + +/* own types */ +type TransactionItem struct { + Description string + Debit string + Credit string + Amount float64 + Vat_code string + Amount_Vat float64 +} + +type Transaction struct { + Date time.Time + Items []TransactionItem +} + +/* global variable declaration */ +var pdf *fpdf.Fpdf +var yPos float64 +var accounts = make(map[string]string) +var transactions = make(map[uint16]Transaction) +var account_balance = make(map[string]string) +var yearEndDate = "YEARENDDATE" + +const reportTitle = "Jahresrechnung - nbit Informatik GmbH" +const defaultFontSize = 9 +const marginTop = 10 +const lineSpacing = 5 +const tabstopLeft = 20 + +//func round5rappen(f float64) float64 { +// return (math.Round(f*20) / 20) +//} + +func accountExists(s string) bool { + _, ok := accounts[s] + return ok +} + +func addTransaction(document_number string, date string, text string, account_number_debit string, account_number_credit string, amount string, vat_code string) { + //fmt.Printf("Calling addTransaction with amount: %s\n", amount) + dateString := "02.01.2006" + mydate, error := time.Parse(dateString, date) + + if error != nil { + fmt.Println(error) + return + } + + var myItem TransactionItem + + document_number_i, err := strconv.ParseInt(document_number, 0, 16) + + if err != nil { + log.Fatal(err) + } + myItem.Description = text + myItem.Debit = account_number_debit + myItem.Credit = account_number_credit + if s, err := strconv.ParseFloat(amount, 64); err == nil { + myItem.Amount = s + } else { + fmt.Printf("Cannot convert Amount to Float64: %s\n", amount) + } + myItem.Vat_code = vat_code + + _, ok := transactions[uint16(document_number_i)] + if ok { + newtransactions := transactions[uint16(document_number_i)] + newtransactions.Items = append(newtransactions.Items, myItem) + transactions[uint16(document_number_i)] = newtransactions + } else { + var t Transaction + t.Date = mydate + t.Items = append(t.Items, myItem) + transactions[uint16(document_number_i)] = t + } +} + +func readAccountData(filename string) { + file, err := os.Open(filename) + if err != nil { + log.Fatal(err) + } + defer file.Close() + + scanner := bufio.NewScanner(file) + line_number := 1 + for scanner.Scan() { + line := scanner.Text() + matched, _ := regexp.MatchString(`^[0-9][0-9][0-9][0-9],.*`, line) + if !matched { + fmt.Printf("Line %v in Accountfile %s: line not four digits followed by a comma: %s.\n", line_number, filename, line) + os.Exit(3) + } + + token := strings.SplitN(line, ",", 2) + account_number := token[0] + account_description := token[1] + + if accountExists(account_number) { + fmt.Printf("Line %v in Accountfile %s: Account Number %s already exists\n", line_number, filename, account_number) + os.Exit(4) + + } + + accounts[account_number] = account_description + + line_number++ + } + + if err := scanner.Err(); err != nil { + log.Fatal(err) + } +} + +func readTransactionData(filename string) { + file, err := os.Open(filename) + if err != nil { + log.Fatal(err) + } + defer file.Close() + + scanner := bufio.NewScanner(file) + line_number := 1 + for scanner.Scan() { + line := scanner.Text() + matched, _ := regexp.MatchString(`^[0-9]+,[0-9][0-9]\.[0-9][0-9]\.[0-9][0-9][0-9][0-9],.*,[0-9][0-9][0-9][0-9],[0-9][0-9][0-9][0-9],-?[0-9]+\.[0-9][0-9],.*`, line) + if matched { + token := strings.Split(line, ",") + document_number := token[0] + date := token[1] + text := strings.Replace(token[2], "@", ",", -1) + account_number_debit := token[3] + account_number_credit := token[4] + amount := token[5] + vat_code := token[6] + + if !accountExists(account_number_debit) { + fmt.Printf("Line %v in Transactionfile %s: Account Number Debit %s does not exist\n", line_number, filename, account_number_debit) + os.Exit(4) + } + if !accountExists(account_number_credit) { + fmt.Printf("Line %v in Transactionfile %s: Account Number Credit %s does not exist\n", line_number, filename, account_number_credit) + os.Exit(4) + } + + addTransaction(document_number, date, text, account_number_debit, account_number_credit, amount, vat_code) + + } else { + matched2, _ := regexp.MatchString(`^[0-9][0-9][0-9][0-9]:-?[0-9]+\.[0-9][0-9]$`, line) + if matched2 { + token := strings.Split(line, ":") + account_number := token[0] + balance := token[1] + if !accountExists(account_number) { + fmt.Printf("Line %v in Transactionfile %s: Account Number %s does not exist\n", line_number, filename, account_number) + os.Exit(4) + } + + account_balance[account_number] = balance + + } else { + fmt.Printf("Line %v in Transactionfile %s is not of the form ,,,,,,.\n", line_number, filename, line) + os.Exit(3) + } + line_number++ + } + } + + if err := scanner.Err(); err != nil { + log.Fatal(err) + } +} + +func writeText(x float64, y float64, w float64, text string, alignStr ...string) { + tr := pdf.UnicodeTranslatorFromDescriptor("") + align := "LT" + if len(alignStr) > 0 { + align = alignStr[0] + } + pdf.SetXY(x, y) + pdf.CellFormat(w, 11, tr(text), "", 0, align, false, 0, "") +} + +func setupBalanceSheet() { + pdf = fpdf.New("P", "mm", "A4", "") + pdf.SetMargins(0, 0, 0) + pdf.SetAutoPageBreak(false, 0) + pdf.SetFontLocation("fonts") + pdf.AddFont("Dejavusans", "", "DejaVuSans.json") + pdf.AddFont("Dejavusans-Bold", "", "DejaVuSans-Bold.json") + pdf.SetFont("Dejavusans", "", defaultFontSize) +} + +func printPageHeader() { + pdf.AddPage() + yPos = marginTop + pdf.SetFont("Dejavusans-Bold", "", defaultFontSize) + writeText(tabstopLeft, yPos, 0, reportTitle) + yPos = yPos + lineSpacing + pdf.SetFont("Dejavusans", "", defaultFontSize) + writeText(tabstopLeft, yPos, 0, "per "+yearEndDate) +} + +func printAssets() { +} + +func printLiabilities() { +} + +func printExpenses() { +} + +func printIncome() { +} + +func createBalanceSheet() { + setupBalanceSheet() + printPageHeader() + printAssets() + printLiabilities() + printExpenses() + printIncome() + err := pdf.OutputFileAndClose("output.pdf") + if err == nil { + fmt.Printf("Successfully created Balance Sheet in file output.pdf\n") + } else { + fmt.Printf("Error: %v\n", err) + } +} + +func usage() { + fmt.Printf("usage: bookkeeper \n") + fmt.Printf("\n") + fmt.Printf("Valid actions: check, balance, journal, mwst1, mwst2, mwst3, mwst4, new_year\n") + os.Exit(1) +} + +func main() { + if len(os.Args) != 4 { + usage() + } + + readAccountData(os.Args[2]) + readTransactionData(os.Args[3]) + + //fmt.Printf("accounts: %#v\n", accounts) + //fmt.Printf("transactions: %#v\n", transactions) + //fmt.Printf("account_balance: %#v\n", account_balance) + + switch action := os.Args[1]; action { + case "check": + fmt.Println("Check Data") + case "balance": + fmt.Println("Create Balance Sheet") + createBalanceSheet() + case "journal": + fmt.Println("Create Journal") + case "mwst1": + fmt.Println("Create Mwst1") + case "mstw2": + fmt.Println("Create Mwst2") + case "mwst3": + fmt.Println("Create Mwst3") + case "mwst4": + fmt.Println("Create Mwst4") + case "new_year": + fmt.Println("Create New Year") + default: + usage() + } + +} diff --git a/fonts/DejaVuSans-Bold.json b/fonts/DejaVuSans-Bold.json new file mode 100644 index 0000000..0af7b13 --- /dev/null +++ b/fonts/DejaVuSans-Bold.json @@ -0,0 +1 @@ +{"Tp":"TrueType","Name":"DejaVuSans-Bold","Desc":{"Ascent":760,"Descent":-240,"CapHeight":760,"Flags":32,"FontBBox":{"Xmin":-1069,"Ymin":-415,"Xmax":1975,"Ymax":1175},"ItalicAngle":0,"StemV":120,"MissingWidth":600},"Up":-20,"Ut":44,"Cw":[600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,348,456,521,838,696,1002,872,306,457,457,523,838,380,415,380,365,696,696,696,696,696,696,696,696,696,696,400,400,838,838,838,580,1000,774,762,734,830,683,683,821,837,372,372,775,637,995,837,850,733,850,770,720,682,812,774,1103,771,724,725,457,365,457,838,500,500,675,716,593,716,678,435,716,712,343,343,665,343,1042,712,687,716,716,493,595,478,712,652,924,645,652,582,712,365,712,838,600,696,600,380,435,657,1000,500,500,500,1440,720,412,1167,600,725,600,600,380,380,657,657,639,500,1000,500,1000,595,412,1094,600,582,724,348,456,696,696,636,696,365,500,500,1000,564,646,838,415,1000,500,500,838,438,438,500,736,636,380,500,438,564,646,1035,1035,1035,580,774,774,774,774,774,774,1085,734,683,683,683,683,372,372,372,372,838,837,850,850,850,850,850,838,850,812,812,812,812,724,738,719,675,675,675,675,675,675,1048,593,678,678,678,678,343,343,343,343,687,712,687,687,687,687,687,838,687,712,712,712,712,652,716,652],"Enc":"cp1252","Diff":"","File":"DejaVuSans-Bold.z","Size1":0,"Size2":0,"OriginalSize":705684,"N":0,"DiffN":0} \ No newline at end of file diff --git a/fonts/DejaVuSans-Bold.z b/fonts/DejaVuSans-Bold.z new file mode 100644 index 0000000..9b49a15 Binary files /dev/null and b/fonts/DejaVuSans-Bold.z differ diff --git a/fonts/DejaVuSans.json b/fonts/DejaVuSans.json new file mode 100644 index 0000000..cfa92ef --- /dev/null +++ b/fonts/DejaVuSans.json @@ -0,0 +1 @@ +{"Tp":"TrueType","Name":"DejaVuSans","Desc":{"Ascent":760,"Descent":-240,"CapHeight":760,"Flags":32,"FontBBox":{"Xmin":-1021,"Ymin":-463,"Xmax":1793,"Ymax":1232},"ItalicAngle":0,"StemV":70,"MissingWidth":600},"Up":-20,"Ut":44,"Cw":[600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,600,318,401,460,838,636,950,780,275,390,390,500,838,318,361,318,337,636,636,636,636,636,636,636,636,636,636,337,337,838,838,838,531,1000,684,686,698,770,632,575,775,752,295,295,656,557,863,748,787,603,787,695,635,611,732,684,989,685,611,685,390,337,390,838,500,500,613,635,550,635,615,352,635,634,278,278,579,278,974,634,612,635,635,411,521,392,634,592,818,592,592,525,636,337,636,838,600,636,600,318,352,518,1000,500,500,500,1342,635,400,1070,600,685,600,600,318,318,518,518,590,500,1000,500,1000,521,400,1023,600,525,611,318,401,636,636,636,636,337,500,500,1000,471,612,838,361,1000,500,500,838,401,401,500,636,636,318,500,401,471,612,969,969,969,531,684,684,684,684,684,684,974,698,632,632,632,632,295,295,295,295,775,748,787,787,787,787,787,838,787,732,732,732,732,611,605,630,613,613,613,613,613,613,982,550,615,615,615,615,278,278,278,278,612,634,612,612,612,612,612,838,612,634,634,634,634,592,635,592],"Enc":"cp1252","Diff":"","File":"DejaVuSans.z","Size1":0,"Size2":0,"OriginalSize":757076,"N":0,"DiffN":0} 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