64 lines
2.5 KiB
Java
64 lines
2.5 KiB
Java
package de.jotoho.waituntil;
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/*
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waituntil - a tool for delaying command execution until the specified time
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Copyright (C) 2022 Jonas Tobias Hopusch
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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import java.time.Instant;
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import java.time.LocalDate;
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import java.time.LocalTime;
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import java.time.ZonedDateTime;
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import java.time.format.DateTimeFormatter;
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import java.time.format.FormatStyle;
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import java.util.TimeZone;
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import static java.lang.System.Logger.Level;
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public final class TimeCalculator {
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public static ZonedDateTime calculateAndAnnounceTargetTime(final String userTimeInputRaw) {
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final var userTimeInputRelative = LocalTime.parse(userTimeInputRaw);
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final var userTimeInputAbsolute = ZonedDateTime.of(LocalDate.now(),
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userTimeInputRelative,
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TimeZone
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.getDefault()
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.toZoneId());
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final var userTimeInputFinal = (Instant
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.now()
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.isBefore(userTimeInputAbsolute.toInstant()))
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? userTimeInputAbsolute
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: userTimeInputAbsolute.plusDays(1);
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final var formattedTimeStamp = userTimeInputFinal.format(
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DateTimeFormatter.ofLocalizedDateTime(FormatStyle.LONG));
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final String msg = switch (GlobalConf.applicationOutputLanguage) {
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case GlobalConf.langGerman -> ("Dieses Program wird bis zum %s " +
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"warten.").formatted(
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formattedTimeStamp);
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default -> "WaitUntil will suspend until %s".formatted(
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formattedTimeStamp);
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};
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System
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.getLogger("timecalculator")
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.log(Level.INFO, msg);
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return userTimeInputFinal;
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}
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}
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