49 lines
1.5 KiB
Java
49 lines
1.5 KiB
Java
package services;
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import utils.Formatters;
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import utils.ConstValues;
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import java.text.ParseException;
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import java.util.Date;
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import java.util.Scanner;
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/**
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* Prompts and stores the configuration that the app needs to be run with.
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*/
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public class AppConfigService {
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public String countryName;
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public Date date;
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/**
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* Prompts the user to input the country name and date, and stores the input.
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* It will keep prompting the user until the date is in the correct format.
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*/
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public void promptAndSetUserArguments() {
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final Scanner scanner = new Scanner(System.in);
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System.out.println(ConstValues.inputCountryName);
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countryName = scanner.nextLine();
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System.out.println();
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System.out.println(ConstValues.inputDate);
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while (true) {
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try {
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date = Formatters.APPLICATION_DATE_FORMATTER.parse(scanner.nextLine());
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// Always using exact current date. Otherwise, different day possible at the start of the run.
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if (date.after(new Date())) {
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System.out.println("There is no data available for the future yet... Try again:");
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continue;
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}
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// Not doing anymore month/day validations.
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break;
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} catch (ParseException e) {
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System.out.printf("Unable to parse date. Should be in format '%s'.\nTry again:%n", Formatters.APPLICATION_DATE_FORMATTER.toPattern());
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}
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}
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scanner.close();
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}
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}
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