feat: add engine SaveStorageData and LoadStorageData and started saving stats of player

include/app.h

@@ -8,6 +8,7 @@
 // DEFINES//
 #define TEXT_COLOR_DARK (Color){182, 137, 98, 255}
 #define TEXT_COLOR_LIGHT (Color){243, 229, 194, 255}
+#define STORAGE_DATA_FILE "save1.data"
 
 // ENUMS//
 typedef enum {
@@ -38,6 +39,12 @@ typedef enum { GAMEPLAY_THEME, AMBIENT, SOUNDTRACK_COUNT } SoundtrackID;
 
 typedef enum View { LOGO = 0, MENU = 1, GAMEPLAY = 2 } View;
 
+typedef enum {
+  STORAGE_POSITION_GOLD = 0,
+  STORAGE_POSITION_POSX = 1,
+  STORAGE_POSITION_POSY = 2
+} StorageData;
+
 // STRUCTS//
 typedef struct {
   int frameCounter;
@@ -101,6 +108,7 @@ typedef struct {
   Physics physics;
   float rotation;
   Sound soundFlapping;
+  int gold;
 } Player;
 
 typedef enum { BOAT, ENEMIES_TEX_COUNT } enemiesTextureID;

include/engine.h

@@ -237,5 +237,8 @@ float Vector2ToRotation(Vector2 vec);
 Vector2 GetPositionInsideRectangle(Rectangle rec);
 Vector2 GetPositionOutsideRectangle(Rectangle rec, int min, int max);
 
+bool SaveStorageValue(const char* fileName, unsigned int position, int value);
+int LoadStorageValue(const char* fileName, unsigned int position);
+
 #endif //ENGINE_H
 

src/appGame.c

@@ -97,6 +97,9 @@ void RenderGame(App *app) {
       (Rectangle){0, 0, g->mouse.cursorTexture.width,
                   g->mouse.cursorTexture.height},
       (Vector2){g->mouse.screenPosition.x, g->mouse.screenPosition.y}, WHITE);
+
+  Player *player = GetPlayer();
+  DrawText(TextFormat("Gold: %d", player->gold), 0.0f, 0.0f, 12.0f, YELLOW);
   EndTextureMode();
 
   BeginDrawing();

src/appGamePlayer.c

@@ -75,9 +75,9 @@ void CreatePlayer(void)
       .animation = playerAnimation,
       .physics = playerPhysics,
       .rotation = rotation,
-      .soundFlapping = LoadSound(playerSoundAssets[FLAPPING].path)
+      .soundFlapping = LoadSound(playerSoundAssets[FLAPPING].path),
+      .gold = LoadStorageValue(STORAGE_DATA_FILE, STORAGE_POSITION_GOLD)
 	};
-
 }
 
 void UpdatePlayer(void)

src/appGameProjectiles.c

@@ -73,6 +73,9 @@ void UpdateProjectiles(Projectiles *projectiles, Enemies *enemies) {
     for (int j = 0; j < enemies->count; j++){
       if (CheckCollisionCircleRec(projectiles->physics[i].position, projectiles->radius[i], enemies->sprite[j].destRec)){
         PlaySound(projectiles->soundImpact[i]);
+        Player *player = GetPlayer();
+        player->gold += 1;
+        SaveStorageValue(STORAGE_DATA_FILE, STORAGE_POSITION_GOLD, player->gold);
         projectiles->active[i] = false;
       }
     }

src/engineStorage.c

@@ -0,0 +1,71 @@
+#include "engine.h"
+
+bool SaveStorageValue(const char* fileName, unsigned int position, int value){
+  bool success = false;
+  int dataSize = 0;
+  unsigned int newDataSize = 0;
+  unsigned char *fileData = LoadFileData(fileName, &dataSize);
+  unsigned char *newFileData = NULL;
+
+  if (fileData != NULL)
+  {
+    if (dataSize <= (position*sizeof(int)))
+    {
+      newDataSize = (position + 1)*sizeof(int);
+      newFileData = (unsigned char *)RL_REALLOC(fileData, newDataSize);
+      if (newFileData != NULL)
+      {
+        int *dataPtr = (int *)newFileData;
+        dataPtr[position]=value;
+      }
+      else
+      {
+        TraceLog(LOG_WARNING, "FLIEIO: [%s] Failed to realloc data (%u), position in bytes (%u) bigger than actual file size", fileName, dataSize, position*sizeof(int));
+        newFileData = fileData;
+        newDataSize = dataSize;
+      }
+    }
+    else
+    {
+      newFileData = fileData;
+      newDataSize = dataSize;
+      int *dataPtr = (int *)newFileData;
+      dataPtr[position] = value;
+    }
+
+    success = SaveFileData(fileName, newFileData, newDataSize);
+    RL_FREE(newFileData);
+    TraceLog(LOG_INFO, "FILEIO: [%s] Saved storage value: %i", fileName, value);
+  }
+  else
+  {
+    TraceLog(LOG_INFO, "FILEIO: [%s] File created successfully", fileName);
+    dataSize = (position + 1)*sizeof(int);
+    fileData = (unsigned char *)RL_MALLOC(dataSize);
+    int *dataPtr = (int *)fileData;
+    dataPtr[position] = value;
+    success = SaveFileData(fileName, fileData, dataSize);
+    UnloadFileData(fileData);
+    TraceLog(LOG_INFO, "FILEIO: [%s] Saved storage value: %i", fileName, value);
+  }
+  return success;
+}
+
+int LoadStorageValue(const char * fileName, unsigned int position)
+{
+  int value = 0;
+  int dataSize = 0;
+  unsigned char *fileData = LoadFileData(fileName, &dataSize);
+  if (fileData != NULL)
+  {
+    if (dataSize < ((int)(position*4))) TraceLog(LOG_WARNING, "FILEIO: [%s] Failed to find storage position: %i", fileName, position);
+    else
+    {
+      int *dataPtr = (int *)fileData;
+      value = dataPtr[position];
+    }
+    UnloadFileData(fileData);
+    TraceLog(LOG_INFO, "FILEIO: [%s] Loaded storage value: %i", fileName, value);
+  }
+  return value;
+}