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Added Caruna parser

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John Ahlroos
2021-04-19 13:14:35 +03:00
commit 4b3a8e6e45
12 changed files with 423 additions and 0 deletions
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caruna-invoice/src/main/java/com/devsoap/parsers/caruna/Parser.java Normal file
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package com.devsoap.parsers.caruna;
import com.itextpdf.kernel.pdf.PdfDocument;
import com.itextpdf.kernel.pdf.PdfPage;
import com.itextpdf.kernel.pdf.PdfReader;
import com.itextpdf.kernel.pdf.canvas.parser.PdfTextExtractor;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.text.DateFormat;
import java.text.ParseException;
import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.time.format.FormatStyle;
import java.time.format.TextStyle;
import java.util.Date;
import java.util.Locale;
import java.util.Objects;
import java.util.Scanner;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Parser {
private static final Pattern DATE_RANGE_PATTERN = Pattern.compile("(\\d\\d?\\.\\d\\d?\\.\\d\\d\\d\\d) - (\\d\\d?\\.\\d\\d?\\.\\d\\d\\d\\d)");
private static final Pattern PERUSMAKSU_PATTERN = Pattern.compile("Perusmaksu.* (\\d*,\\d\\d) EUR");
private static final Pattern P_SIIRTO_PATTERN = Pattern.compile("Päiväsiirto.* (\\d*,\\d\\d) snt.* (\\d*,\\d\\d) EUR");
private static final Pattern O_SIIRTO_PATTERN = Pattern.compile("Yösiirto.* (\\d*,\\d\\d) snt.* (\\d*,\\d\\d) EUR");
private static final Pattern TAX_PATTERN = Pattern.compile("Sähkövero.* (\\d*,\\d\\d) EUR");
private static final Locale FI_LOCALE = new Locale("FI", "fi");
private static final DateTimeFormatter FI_DATE = DateTimeFormatter
.ofLocalizedDate(FormatStyle.SHORT)
.withLocale(FI_LOCALE);
public static void main(String[] args) {
var filename = args[0];
var file = Paths.get(filename);
try(var reader = new PdfReader(file.toFile())) {
var document = new PdfDocument(reader);
var page2 = document.getPage(2);
var text = PdfTextExtractor.getTextFromPage(page2);
var scanner = new Scanner(text);
var month = "";
var basicPay = 0.0;
var transferDayPrice = 0.0;
var transferDayTotal = 0.0;
var transforDayKwh = 0L;
var transferNightPrice = 0.0;
var transferNightTotal = 0.0;
var transforNightKwh = 0L;
var tax = 0.0;
System.out.println("Kuukausi,Perusmaksu (energia),Perusmaksu (siirto),Päiväenergia (kWh),Päiväenergia " +
"(EUR),Yöenergia (kWh),Yöenergia (EUR),Päiväsiirto (kWh),Päiväsiirto (EUR),Yösiirto (kWh)" +
",Yösiirto (EUR),Vero");
while(scanner.hasNextLine()) {
var line = scanner.nextLine();
if(DATE_RANGE_PATTERN.asPredicate().test(line)) {
if(!Objects.equals(month, "")) {
var csv = String.format("%s,,%.02f,,,,,%d, %.02f,%d, %.02f, %.02f",
month, basicPay, transforDayKwh, transferDayTotal, transforNightKwh, transferNightTotal, tax);
System.out.println(csv);
}
var matcher = DATE_RANGE_PATTERN.matcher(line);
while(matcher.find()) {
month = LocalDate.from( FI_DATE.parse(matcher.group(1)))
.getMonth()
.getDisplayName(TextStyle.FULL, new Locale("FI","fi"));
month = month.substring(0,1).toUpperCase() + month.substring(1, month.length()-2);
}
} else if(PERUSMAKSU_PATTERN.asPredicate().test(line)) {
var matcher = PERUSMAKSU_PATTERN.matcher(line);
while (matcher.find()) {
basicPay = Double.parseDouble(matcher.group(1).replace(",", "."));
}
} else if(P_SIIRTO_PATTERN.asPredicate().test(line)) {
var matcher = P_SIIRTO_PATTERN.matcher(line);
while (matcher.find()) {
transferDayPrice = Double.parseDouble(matcher.group(1).replace(",", ".")) / 100.0;
transferDayTotal = Double.parseDouble(matcher.group(2).replace(",", "."));
transforDayKwh = Math.round(transferDayTotal / transferDayPrice);
}
} else if(O_SIIRTO_PATTERN.asPredicate().test(line)) {
var matcher = O_SIIRTO_PATTERN.matcher(line);
while (matcher.find()) {
transferNightPrice = Double.parseDouble(matcher.group(1).replace(",", ".")) / 100.0;
transferNightTotal = Double.parseDouble(matcher.group(2).replace(",", "."));
transforNightKwh = Math.round(transferNightTotal / transferNightPrice);
}
} else if(TAX_PATTERN.asPredicate().test(line)) {
var matcher = TAX_PATTERN.matcher(line);
while (matcher.find()) {
tax = Double.parseDouble(matcher.group(1).replace(",", "."));
}
}
}
var csv = String.format("%s,,%.02f,,,,,%d, %.02f,%d, %.02f, %.02f",
month, basicPay, transforDayKwh, transferDayTotal, transforNightKwh, transferNightTotal, tax);
System.out.println(csv);
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
}