From bd8ef20ecc6854a89601ba26b8fa9dc73a8575a9 Mon Sep 17 00:00:00 2001
From: Tobias Fella <fella@posteo.de>
Date: Thu, 26 Mar 2020 20:24:28 +0100
Subject: [PATCH] implement autodeleting entries after <time>

---
 src/contents/ui/SettingsPage.qml |  1 +
 src/database.cpp                 | 25 +++++++++++++++++++++++++
 src/database.h                   |  1 +
 3 files changed, 27 insertions(+)

diff --git a/src/contents/ui/SettingsPage.qml b/src/contents/ui/SettingsPage.qml
index a654c00d..99542c36 100644
--- a/src/contents/ui/SettingsPage.qml
+++ b/src/contents/ui/SettingsPage.qml
@@ -25,6 +25,7 @@ Kirigami.ScrollablePage {
                 settings.deleteAfterCount = deleteAfterCount.text
                 settings.deleteAfterType = deleteAfterType.currentIndex
                 settings.save()
+                pageStack.pop()
             }
         }
     }
diff --git a/src/database.cpp b/src/database.cpp
index 351400e4..d013e50a 100644
--- a/src/database.cpp
+++ b/src/database.cpp
@@ -22,8 +22,10 @@
 #include <QStandardPaths>
 #include <QSqlError>
 #include <QSqlDatabase>
+#include <QDateTime>
 
 #include "database.h"
+#include "alligatorsettings.h"
 #include "alligator-debug.h"
 
 #define TRUE_OR_RETURN(x) if(!x) return false;
@@ -40,6 +42,8 @@ Database::Database()
     if(!migrate()) {
         qCCritical(ALLIGATOR) << "Failed to migrate the database";
     }
+
+    cleanup();
 }
 
 bool Database::migrate() {
@@ -87,3 +91,24 @@ int Database::version() {
     }
     return -1;
 }
+
+void Database::cleanup() {
+    AlligatorSettings settings;
+    int count = settings.deleteAfterCount();
+    int type = settings.deleteAfterType();
+
+    if(type == 0) { // Delete after <count> posts per feed
+       //TODO
+    } else {
+        QDateTime dateTime = QDateTime::currentDateTime();
+        if(type == 1) dateTime.addDays(-count);
+        else if(type == 2) dateTime.addDays(-7*count);
+        else if(type == 3) dateTime.addMonths(-count);
+        qint64 sinceEpoch = dateTime.toSecsSinceEpoch();
+
+        QSqlQuery query;
+        query.prepare("DELETE FROM Entries WHERE updated < :sinceEpoch;");
+        query.bindValue(":sinceEpoch", sinceEpoch);
+        execute(query);
+    }
+}
diff --git a/src/database.h b/src/database.h
index 0804b1ae..54693533 100644
--- a/src/database.h
+++ b/src/database.h
@@ -39,4 +39,5 @@ private:
 
     bool migrate();
     bool migrateTo1();
+    void cleanup();
 };