handle date parsing errors, handle real=fake dates

[mobile-ledger.git] / app / src / main / java / net / ktnx / mobileledger / utils / Globals.java

diff --git a/app/src/main/java/net/ktnx/mobileledger/utils/Globals.java b/app/src/main/java/net/ktnx/mobileledger/utils/Globals.java
index 4cf2b755b12a27e6593ac61557b81a1239784203..87730ca3e8ea7c2a6f52f32b63cdee98b99308ce 100644 (file)
--- a/app/src/main/java/net/ktnx/mobileledger/utils/Globals.java
+++ b/app/src/main/java/net/ktnx/mobileledger/utils/Globals.java
@@ -20,16 +20,30 @@ package net.ktnx.mobileledger.utils;
 import android.app.Activity;
 import android.content.Context;
 import android.support.annotation.ColorInt;
+import android.util.Log;
 import android.view.View;
 import android.view.inputmethod.InputMethodManager;
 
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Calendar;
+import java.util.Date;
+import java.util.Locale;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
 public final class Globals {
     @ColorInt
-    public static int tableRowEvenBG;
+    public static int tableRowLightBG;
     @ColorInt
-    public static int tableRowOddBG;
+    public static int tableRowDarkBG;
     @ColorInt
     public static int primaryDark, defaultTextColor;
+    public static String[] monthNames;
+    private static SimpleDateFormat ledgerDateFormatter =
+            new SimpleDateFormat("yyyy/MM/dd", Locale.US);
+    private static Pattern reLedgerDate =
+            Pattern.compile("^(?:(\\d+)/)??(?:(\\d\\d?)/)?(\\d\\d?)$");
     public static void hideSoftKeyboard(Activity act) {
         // hide the keyboard
         View v = act.getCurrentFocus();
@@ -39,5 +53,30 @@ public final class Globals {
             imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
         }
     }
+    public static Date parseLedgerDate(String dateString) throws ParseException {
+        Matcher m = reLedgerDate.matcher(dateString);
+        if (!m.matches()) throw new ParseException(dateString, 0);
+
+        String year = m.group(1);
+        String month = m.group(2);
+        String day = m.group(3);
+
+        String toParse;
+        if (year == null) {
+            Calendar now = Calendar.getInstance();
+            int thisYear = now.get(Calendar.YEAR);
+            if (month == null) {
+                int thisMonth = now.get(Calendar.MONTH) + 1;
+                toParse = String.format(Locale.US, "%04d/%02d/%s", thisYear, thisMonth, dateString);
+            }
+            else toParse = String.format(Locale.US, "%04d/%s", thisYear, dateString);
+        }
+        else toParse = dateString;
 
+        Log.d("globals", String.format("Parsing date '%s'", toParse));
+        return ledgerDateFormatter.parse(toParse);
+    }
+    public static String formatLedgerDate(Date date) {
+        return ledgerDateFormatter.format(date);
+    }
 }
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