Snake Plugin: get Highscore on start and only write to file if new highscore

applications/plugins/snake_game/helpers/snake_file_handler.c

@@ -34,30 +34,14 @@ static FlipperFormat* snake_game_open_file() {
     return file;
 }
 
-int16_t snake_game_save_score_to_file(int32_t len) {
-    Storage* storage = furi_record_open(RECORD_STORAGE);
-    FlipperFormat* file = snake_game_open_file(storage);
-
-    len = len - 7;
-    int32_t temp;
-    if(!flipper_format_read_int32(file, SNAKE_GAME_CONFIG_HIGHSCORE, &temp, 1)){
-        if(!flipper_format_insert_or_update_int32(file, SNAKE_GAME_CONFIG_HIGHSCORE, &len, 1)){
-            snake_game_close_file(file);
-            return -1;
-        }
-    }else{
-        if(len > temp){
-            flipper_format_rewind(file);
-            if(!flipper_format_insert_or_update_int32(file, SNAKE_GAME_CONFIG_HIGHSCORE, &len, 1)){
-                snake_game_close_file(file);
-                return -1;
-            }
-        }else{
-            len = temp;
-        }
+void snake_game_save_score_to_file(int16_t highscore) {
+    FlipperFormat* file = snake_game_open_file();
+    uint32_t temp = highscore;
+    if(!flipper_format_insert_or_update_uint32(file, SNAKE_GAME_CONFIG_HIGHSCORE,&temp, 1)){
+        snake_game_close_file(file);
+        return;
     }
     snake_game_close_file(file);
-    return len;
 }
 
 void snake_game_save_game_to_file(SnakeState* const snake_state) {
@@ -116,7 +100,11 @@ bool snake_game_init_game_from_file(SnakeState* const snake_state) {
     }
     furi_string_free(file_type);
 
+
     uint32_t temp;
+    snake_state->highscore = (flipper_format_read_uint32(file, SNAKE_GAME_CONFIG_HIGHSCORE, &temp, 1)) ? temp : 0;
+    flipper_format_rewind(file);
+
     if(!flipper_format_read_uint32(file, SNAKE_GAME_CONFIG_KEY_LEN, &temp, 1)){
         snake_game_close_file(file);
         return false;

applications/plugins/snake_game/helpers/snake_file_handler.h

@@ -16,7 +16,7 @@
 #define SNAKE_GAME_CONFIG_KEY_FRUIT_POINTS "FruitPoints"
 #define SNAKE_GAME_CONFIG_HIGHSCORE "Highscore"
 
-int16_t snake_game_save_score_to_file(int32_t length);
+void snake_game_save_score_to_file(int16_t highscore);
 
 void snake_game_save_game_to_file(SnakeState* const snake_state);
 

applications/plugins/snake_game/helpers/snake_types.h

@@ -42,6 +42,7 @@ typedef enum {
 typedef struct {
     Point points[MAX_SNAKE_LEN];
     uint16_t len;
+    bool isNewHighscore;
     int16_t highscore;
     Direction currentMovement;
     Direction nextMovement; // if backward of currentMovement, ignore

applications/plugins/snake_game/snake_game.c

@@ -292,6 +292,8 @@ int32_t snake_game_app(void* p) {
     FuriMessageQueue* event_queue = furi_message_queue_alloc(8, sizeof(SnakeEvent));
 
     SnakeState* snake_state = malloc(sizeof(SnakeState));
+    snake_state->isNewHighscore = false;
+    snake_state->highscore = 0;
     if(!snake_game_init_game_from_file(snake_state))
         snake_game_init_game(snake_state);
 
@@ -365,6 +367,8 @@ int32_t snake_game_app(void* p) {
         release_mutex(&state_mutex, snake_state);
     }
 
+    if(snake_state->isNewHighscore)
+        snake_game_save_score_to_file(snake_state->highscore);
     // Wait for all notifications to be played and return backlight to normal state
     notification_message_block(notification, &sequence_display_backlight_enforce_auto);