From 94b7b82bb45aec081cd24d2ed9c07f3565bf88cf Mon Sep 17 00:00:00 2001
From: uykek <uykek@student.kit.edu>
Date: Wed, 27 May 2020 23:09:09 +0200
Subject: [PATCH] Only calculate the daily sudoku once a day; after the
 DailySudokuActivity's floating action button has been pressed for the first
 time a day, load the daily sudoku from the 'saves' directory

---
 .../ui/GameActivity.java                      | 15 +++++++++---
 .../ui/view/DailySudokuActivity.java          | 23 ++++++++++++++++---
 2 files changed, 32 insertions(+), 6 deletions(-)

diff --git a/app/src/main/java/org/secuso/privacyfriendlysudoku/ui/GameActivity.java b/app/src/main/java/org/secuso/privacyfriendlysudoku/ui/GameActivity.java
index 441e2ae..df80fc6 100644
--- a/app/src/main/java/org/secuso/privacyfriendlysudoku/ui/GameActivity.java
+++ b/app/src/main/java/org/secuso/privacyfriendlysudoku/ui/GameActivity.java
@@ -174,9 +174,18 @@ public class GameActivity extends BaseActivity implements NavigationView.OnNavig
 
                     List<GameInfoContainer> loadableGames = GameStateManager.getLoadableGameList();
 
-                    if (loadLevel && loadableGames.size() > loadLevelID) {
-                        // load level from GameStateManager
-                        gameController.loadLevel(loadableGames.get(loadLevelID));
+                    if (loadLevel) {
+                        if (loadableGames.size() > loadLevelID) {
+                            // load level from GameStateManager
+                            gameController.loadLevel(loadableGames.get(loadLevelID));
+                        } else if (loadLevelID == GameController.DAILY_SUDOKU_ID) {
+                            for (GameInfoContainer container : loadableGames) {
+                                if (container.getID() == loadLevelID) {
+                                    gameController.loadLevel(container);
+                                    break;
+                                }
+                            }
+                        }
                     } else {
                         // load a new level
                         gameController.loadNewLevel(gameType, gameDifficulty);
diff --git a/app/src/main/java/org/secuso/privacyfriendlysudoku/ui/view/DailySudokuActivity.java b/app/src/main/java/org/secuso/privacyfriendlysudoku/ui/view/DailySudokuActivity.java
index 3cc73d9..02eed27 100644
--- a/app/src/main/java/org/secuso/privacyfriendlysudoku/ui/view/DailySudokuActivity.java
+++ b/app/src/main/java/org/secuso/privacyfriendlysudoku/ui/view/DailySudokuActivity.java
@@ -17,6 +17,8 @@ import android.widget.ListView;
 import android.widget.TextView;
 import android.view.View;
 import android.widget.RatingBar;
+
+import org.secuso.privacyfriendlysudoku.controller.GameController;
 import org.secuso.privacyfriendlysudoku.controller.database.DatabaseHelper;
 import org.secuso.privacyfriendlysudoku.controller.database.model.DailySudoku;
 import androidx.appcompat.app.AppCompatActivity;
@@ -25,6 +27,8 @@ import org.secuso.privacyfriendlysudoku.controller.SaveLoadStatistics;
 import org.secuso.privacyfriendlysudoku.game.GameDifficulty;
 import org.secuso.privacyfriendlysudoku.ui.GameActivity;
 import org.secuso.privacyfriendlysudoku.ui.StatsActivity;
+
+import java.util.Calendar;
 import java.util.List;
 
 
@@ -74,13 +78,26 @@ public class DailySudokuActivity<Database> extends AppCompatActivity {
 
         int index = difficultyBar.getProgress()-1;
         GameDifficulty gameDifficulty = GameDifficulty.getValidDifficultyList().get(index < 0 ? 0 : index);
+
         //send everything to game activity
+        Calendar currentDate = Calendar.getInstance();
+        int id = currentDate.get(Calendar.DAY_OF_MONTH) * 1000000
+                + (currentDate.get(Calendar.MONTH) + 1) * 10000 + currentDate.get(Calendar.YEAR);
         final Intent intent = new Intent(this,GameActivity.class);
-        intent.putExtra("gameDifficulty", gameDifficulty.name());
-        intent.putExtra("isDailySudoku", true);
+
+        if (settings.getInt("lastPlayed", 0) == id) {
+            intent.putExtra("loadLevel", true);
+            intent.putExtra("loadLevelID", GameController.DAILY_SUDOKU_ID);
+        } else {
+            SharedPreferences.Editor editor = settings.edit();
+            editor.putInt("lastPlayed", id);
+            editor.apply();
+
+            intent.putExtra("gameDifficulty", gameDifficulty.name());
+            intent.putExtra("isDailySudoku", true);
+        }
 
         startActivity(intent);
-
     }
     
     public boolean onCreateOptionsMenu(Menu menu) {