From d30780e06e9582148bff2ad52aedda158cf829c6 Mon Sep 17 00:00:00 2001
From: Driftay <driftayllc@gmail.com>
Date: Thu, 30 Jan 2020 04:18:18 -0500
Subject: [PATCH] Created Time Utility for Shields

---
 .../massivecraft/factions/util/TimeUtil.java  | 108 ++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 src/main/java/com/massivecraft/factions/util/TimeUtil.java

diff --git a/src/main/java/com/massivecraft/factions/util/TimeUtil.java b/src/main/java/com/massivecraft/factions/util/TimeUtil.java
new file mode 100644
index 00000000..0685fc4e
--- /dev/null
+++ b/src/main/java/com/massivecraft/factions/util/TimeUtil.java
@@ -0,0 +1,108 @@
+package com.massivecraft.factions.util;
+
+import java.util.Calendar;
+import java.util.GregorianCalendar;
+import java.util.concurrent.TimeUnit;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * Factions - Developed by Driftay.
+ * All rights reserved 2020.
+ * Creation Date: 1/30/2020
+ */
+public class TimeUtil {
+    
+    public static long parseDateDiff(String time, boolean future) throws Exception {
+        Pattern timePattern = Pattern.compile("(?:([0-9]+)\\s*y[a-z]*[,\\s]*)?(?:([0-9]+)\\s*mo[a-z]*[,\\s]*)?(?:([0-9]+)\\s*w[a-z]*[,\\s]*)?(?:([0-9]+)\\s*d[a-z]*[,\\s]*)?(?:([0-9]+)\\s*h[a-z]*[,\\s]*)?(?:([0-9]+)\\s*m[a-z]*[,\\s]*)?(?:([0-9]+)\\s*(?:s[a-z]*)?)?", 2);
+        Matcher m = timePattern.matcher(time);
+        int years = 0;
+        int months = 0;
+        int weeks = 0;
+        int days = 0;
+        int hours = 0;
+        int minutes = 0;
+        int seconds = 0;
+        boolean found = false;
+        while (m.find()) {
+            if (m.group() != null) {
+                if (m.group().isEmpty()) continue;
+                for (int i = 0; i < m.groupCount(); ++i) {
+                    if (m.group(i) != null && !m.group(i).isEmpty()) {
+                        found = true;
+                        break;
+                    }
+                }
+                if (!found) continue;
+
+                if (m.group(1) != null && !m.group(1).isEmpty()) years = Integer.parseInt(m.group(1));
+
+                if (m.group(2) != null && !m.group(2).isEmpty()) months = Integer.parseInt(m.group(2));
+
+                if (m.group(3) != null && !m.group(3).isEmpty()) weeks = Integer.parseInt(m.group(3));
+
+                if (m.group(4) != null && !m.group(4).isEmpty()) days = Integer.parseInt(m.group(4));
+
+                if (m.group(5) != null && !m.group(5).isEmpty()) hours = Integer.parseInt(m.group(5));
+
+                if (m.group(6) != null && !m.group(6).isEmpty()) minutes = Integer.parseInt(m.group(6));
+
+                if (m.group(7) != null && !m.group(7).isEmpty()) {
+                    seconds = Integer.parseInt(m.group(7));
+                    break;
+                }
+                break;
+            }
+        }
+        if (!found) throw new Exception("Illegal Date");
+
+        if (years > 20) throw new Exception("Illegal Date");
+
+        Calendar c = new GregorianCalendar();
+        if (years > 0) c.add(Calendar.YEAR, years * (future ? 1 : -1));
+
+        if (months > 0) c.add(Calendar.MONTH, months * (future ? 1 : -1));
+
+        if (weeks > 0) c.add(Calendar.WEEK_OF_YEAR, weeks * (future ? 1 : -1));
+
+        if (days > 0) c.add(Calendar.DATE, days * (future ? 1 : -1));
+
+        if (hours > 0) c.add(Calendar.HOUR_OF_DAY, hours * (future ? 1 : -1));
+
+        if (minutes > 0) c.add(Calendar.MINUTE, minutes * (future ? 1 : -1));
+
+        if (seconds > 0) c.add(Calendar.SECOND, seconds * (future ? 1 : -1));
+
+        System.out.println("current: " + c.getTimeInMillis() + " Time: " + System.currentTimeMillis() + " Form: " + formatTime(c.getTimeInMillis() / 1000L));
+        return c.getTimeInMillis() / 1000L;
+    }
+
+    public static String formatDifference(long time) {
+        if (time == 0L) return "Never";
+
+        long day = TimeUnit.SECONDS.toDays(time);
+        long hours = TimeUnit.SECONDS.toHours(time) - day * 24L;
+        long minutes = TimeUnit.SECONDS.toMinutes(time) - TimeUnit.SECONDS.toHours(time) * 60L;
+        long seconds = TimeUnit.SECONDS.toSeconds(time) - TimeUnit.SECONDS.toMinutes(time) * 60L;
+        StringBuilder sb = new StringBuilder();
+        if (day > 0L) sb.append(day).append((day == 1L) ? "day" : "days").append(" ");
+
+        if (hours > 0L) sb.append(hours).append((hours == 1L) ? "h" : "h").append(" ");
+
+        if (minutes > 0L) sb.append(minutes).append((minutes == 1L) ? "m" : "m").append(" ");
+
+        if (seconds > 0L) sb.append(seconds).append((seconds == 1L) ? "s" : "s");
+
+        String diff = sb.toString().trim();
+        return diff.isEmpty() ? "Now" : diff;
+    }
+
+    public static String formatTime(long time) {
+        if (time == System.currentTimeMillis()) return "Now";
+
+        if (time == -1L) return "Never";
+
+        return formatDifference(time - System.currentTimeMillis() / 1000L);
+    }
+}
+