Added better save functionaliity for app

helpers/mine_sweeper_storage.c

@@ -0,0 +1,135 @@
+#include "mine_sweeper_storage.h"
+
+
+static Storage* mine_sweeper_open_storage() {
+    return furi_record_open(RECORD_STORAGE);
+}
+
+static void mine_sweeper_close_storage() {
+    furi_record_close(RECORD_STORAGE);
+}
+
+static void mine_sweeper_close_config_file(FlipperFormat* file) {
+    if (file == NULL) return;
+    flipper_format_file_close(file);
+    flipper_format_free(file);
+}
+
+void mine_sweeper_save_settings(void* context) {
+    MineSweeperApp* app = context;
+
+    FURI_LOG_D(TAG, "Saving Settings");
+    Storage* storage = mine_sweeper_open_storage();
+    FlipperFormat* fff_file = flipper_format_file_alloc(storage);
+
+    // Overwrite wont work, so delete first
+    if(storage_file_exists(storage, MINESWEEPER_SETTINGS_SAVE_PATH)) {
+        storage_simply_remove(storage, MINESWEEPER_SETTINGS_SAVE_PATH);
+    }
+
+    // Open File, create if not exists
+    if(!storage_common_stat(storage, MINESWEEPER_SETTINGS_SAVE_PATH, NULL) == FSE_OK) {
+        FURI_LOG_D(TAG, "Config file %s is not found. Will create new.", MINESWEEPER_SETTINGS_SAVE_PATH);
+        if(storage_common_stat(storage, CONFIG_FILE_DIRECTORY_PATH, NULL) == FSE_NOT_EXIST) {
+            FURI_LOG_D(
+                TAG,
+                "Directory %s doesn't exist. Will create new.",
+                CONFIG_FILE_DIRECTORY_PATH);
+            if(!storage_simply_mkdir(storage, CONFIG_FILE_DIRECTORY_PATH)) {
+                FURI_LOG_E(TAG, "Error creating directory %s", CONFIG_FILE_DIRECTORY_PATH);
+            }
+        }
+    }
+
+    if(!flipper_format_file_open_new(fff_file, MINESWEEPER_SETTINGS_SAVE_PATH)) {
+        //totp_close_config_file(fff_file);
+        FURI_LOG_E(TAG, "Error creating new file %s", MINESWEEPER_SETTINGS_SAVE_PATH);
+        mine_sweeper_close_storage();
+        return;
+    }
+
+    // Store Settings
+    flipper_format_write_header_cstr(
+        fff_file, MINESWEEPER_SETTINGS_HEADER, MINESWEEPER_SETTINGS_FILE_VERSION);
+    flipper_format_write_uint32(
+        fff_file, MINESWEEPER_SETTINGS_KEY_HAPTIC, &app->haptic, 1);
+    flipper_format_write_uint32(
+        fff_file, MINESWEEPER_SETTINGS_KEY_SPEAKER, &app->speaker, 1);
+    flipper_format_write_uint32(
+        fff_file, MINESWEEPER_SETTINGS_KEY_LED, &app->led, 1);
+
+    uint32_t w = app->settings_info.board_width, h = app->settings_info.board_height, d = app->settings_info.difficulty;
+
+    flipper_format_write_uint32(
+        fff_file, MINESWEEPER_SETTINGS_KEY_WIDTH, &w, 1);
+    flipper_format_write_uint32(
+        fff_file, MINESWEEPER_SETTINGS_KEY_HEIGHT, &h, 1);
+    flipper_format_write_uint32(
+        fff_file, MINESWEEPER_SETTINGS_KEY_DIFFICULTY, &d, 1);
+
+    if(!flipper_format_rewind(fff_file)) {
+        mine_sweeper_close_config_file(fff_file);
+        FURI_LOG_E(TAG, "Rewind error");
+        mine_sweeper_close_storage();
+        return;
+    }
+
+    mine_sweeper_close_config_file(fff_file);
+    mine_sweeper_close_storage();
+    return;
+}
+
+bool mine_sweeper_read_settings(void* context) {
+    MineSweeperApp* app = context;
+    Storage* storage = mine_sweeper_open_storage();
+    FlipperFormat* fff_file = flipper_format_file_alloc(storage);
+
+    if(storage_common_stat(storage, MINESWEEPER_SETTINGS_SAVE_PATH, NULL) != FSE_OK) {
+        mine_sweeper_close_config_file(fff_file);
+        mine_sweeper_close_storage();
+        return false;
+    }
+    uint32_t file_version;
+    FuriString* temp_str = furi_string_alloc();
+
+    if (!flipper_format_file_open_existing(fff_file, MINESWEEPER_SETTINGS_SAVE_PATH)) {
+        FURI_LOG_E(TAG, "Cannot open file %s", MINESWEEPER_SETTINGS_SAVE_PATH);
+        mine_sweeper_close_config_file(fff_file);
+        mine_sweeper_close_storage();
+        return false;
+    }
+
+    if(!flipper_format_read_header(fff_file, temp_str, &file_version)) {
+        FURI_LOG_E(TAG, "Missing Header Data");
+        mine_sweeper_close_config_file(fff_file);
+        mine_sweeper_close_storage();
+        return false;
+    }
+
+    if(file_version < MINESWEEPER_SETTINGS_FILE_VERSION) {
+        FURI_LOG_I(TAG, "old config version, will be removed.");
+        mine_sweeper_close_config_file(fff_file);
+        mine_sweeper_close_storage();
+        return false;
+    }
+
+    uint32_t w = 7, h = 16, d = 0;
+    flipper_format_read_uint32(fff_file, MINESWEEPER_SETTINGS_KEY_WIDTH, &w, 1);
+    flipper_format_read_uint32(fff_file, MINESWEEPER_SETTINGS_KEY_HEIGHT, &h, 1);
+    flipper_format_read_uint32(fff_file, MINESWEEPER_SETTINGS_KEY_DIFFICULTY, &d, 1);
+
+    app->settings_info.board_width = (uint8_t) w;
+    app->settings_info.board_height = (uint8_t) h;
+    app->settings_info.difficulty = (uint8_t) d;
+
+    flipper_format_read_uint32(fff_file, MINESWEEPER_SETTINGS_KEY_HAPTIC, &app->haptic, 1);
+    flipper_format_read_uint32(fff_file, MINESWEEPER_SETTINGS_KEY_SPEAKER, &app->speaker, 1);
+    flipper_format_read_uint32(fff_file, MINESWEEPER_SETTINGS_KEY_LED, &app->led, 1);
+
+    flipper_format_rewind(fff_file);
+
+    mine_sweeper_close_config_file(fff_file);
+    mine_sweeper_close_storage();
+
+    return true;
+}

helpers/mine_sweeper_storage.h

@@ -0,0 +1,24 @@
+#pragma once
+
+#include <stdlib.h>
+#include <string.h>
+#include <storage/storage.h>
+#include <flipper_format/flipper_format_i.h>
+#include "../minesweeper.h"
+
+#define MINESWEEPER_SETTINGS_FILE_VERSION 1
+#define CONFIG_FILE_DIRECTORY_PATH EXT_PATH("apps_data/mine_sweeper")
+#define MINESWEEPER_SETTINGS_SAVE_PATH CONFIG_FILE_DIRECTORY_PATH "/mine_sweeper.conf"
+#define MINESWEEPER_SETTINGS_SAVE_PATH_TMP MINESWEEPER_SETTINGS_SAVE_PATH ".tmp"
+#define MINESWEEPER_SETTINGS_HEADER "Mine Sweeper Config File"
+
+#define MINESWEEPER_SETTINGS_KEY_WIDTH "BoardWidth"
+#define MINESWEEPER_SETTINGS_KEY_HEIGHT "BoardHeight"
+#define MINESWEEPER_SETTINGS_KEY_DIFFICULTY "BoardDifficulty"
+
+#define MINESWEEPER_SETTINGS_KEY_HAPTIC "Haptic"
+#define MINESWEEPER_SETTINGS_KEY_LED "Led"
+#define MINESWEEPER_SETTINGS_KEY_SPEAKER "Speaker"
+
+void mine_sweeper_save_settings(void* context);
+bool mine_sweeper_read_settings(void* context);