From 2886104b1dca5e33ddb49ca126466d57d7cab7f9 Mon Sep 17 00:00:00 2001
From: Dirk Hohndel <dirk@hohndel.org>
Date: Thu, 17 Mar 2022 14:37:20 -0700
Subject: [PATCH] mobile: allow date only when adding/editing dives

Apparently some people try to manually enter older dives where they don't
have data about the dive time and therefore want to only capture the dive
date.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
---
 mobile-widgets/qmlmanager.cpp | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/mobile-widgets/qmlmanager.cpp b/mobile-widgets/qmlmanager.cpp
index 33741a95a..eb382a002 100644
--- a/mobile-widgets/qmlmanager.cpp
+++ b/mobile-widgets/qmlmanager.cpp
@@ -965,6 +965,35 @@ bool QMLManager::checkDate(struct dive *d, QString date)
 				if (newDate.isValid())
 					goto parsed;
 			}
+			// if everything else failed - maybe the user is entering dives where they
+			// don't recall the time? So let's try date only patterns...
+			QRegularExpression usDateOnly("\\d+/\\d+/\\d+");
+			if (date.contains(usDateOnly)) {
+				newDate = QDateTime::fromString(date, "M/d/yy");
+				if (newDate.isValid())
+					goto parsed;
+				newDate = QDateTime::fromString(date, "M/d/yyyy");
+				if (newDate.isValid())
+					goto parsed;
+			}
+			QRegularExpression leDateOnly("\\d+\\.\\d+\\.\\d+");
+			if (date.contains(usDateOnly)) {
+				newDate = QDateTime::fromString(date, "d.M.yy");
+				if (newDate.isValid())
+					goto parsed;
+				newDate = QDateTime::fromString(date, "d.M.yyyy");
+				if (newDate.isValid())
+					goto parsed;
+			}
+			QRegularExpression isoDateOnly("\\d+-\\d+-\\d+");
+			if (date.contains(usDateOnly)) {
+				newDate = QDateTime::fromString(date, "yy-M-d");
+				if (newDate.isValid())
+					goto parsed;
+				newDate = QDateTime::fromString(date, "yyyy-M-d");
+				if (newDate.isValid())
+					goto parsed;
+			}
 		}
 parsed:
 		if (newDate.isValid()) {