[FL-2633] Move files from /int to /ext on SD mount

applications/storage/storage.h

@@ -190,6 +190,14 @@ FS_Error storage_common_rename(Storage* storage, const char* old_path, const cha
  */
 FS_Error storage_common_copy(Storage* storage, const char* old_path, const char* new_path);
 
+/** Copy one folder contents into another with rename of all conflicting files
+ * @param app pointer to the api
+ * @param old_path old path
+ * @param new_path new path
+ * @return FS_Error operation result
+ */
+FS_Error storage_common_merge(Storage* storage, const char* old_path, const char* new_path);
+
 /** Creates a directory
  * @param app pointer to the api
  * @param path directory path

applications/storage/storage_external_api.c

@@ -1,12 +1,15 @@
+#include "furi/log.h"
 #include <furi/record.h>
 #include <m-string.h>
 #include "storage.h"
 #include "storage_i.h"
 #include "storage_message.h"
 #include <toolbox/stream/file_stream.h>
 #include <toolbox/dir_walk.h>
+#include "toolbox/path.h"
 
 #define MAX_NAME_LENGTH 256
+#define MAX_EXT_LEN 16
 
 #define TAG "StorageAPI"
 
@@ -436,6 +439,131 @@ FS_Error storage_common_copy(Storage* storage, const char* old_path, const char*
     return error;
 }
 
+static FS_Error
+    storage_merge_recursive(Storage* storage, const char* old_path, const char* new_path) {
+    FS_Error error = storage_common_mkdir(storage, new_path);
+    DirWalk* dir_walk = dir_walk_alloc(storage);
+    string_t path;
+    string_t tmp_new_path;
+    string_t tmp_old_path;
+    FileInfo fileinfo;
+    string_init(path);
+    string_init(tmp_new_path);
+    string_init(tmp_old_path);
+
+    do {
+        if((error != FSE_OK) && (error != FSE_EXIST)) break;
+
+        if(!dir_walk_open(dir_walk, old_path)) {
+            error = dir_walk_get_error(dir_walk);
+            break;
+        }
+
+        while(1) {
+            DirWalkResult res = dir_walk_read(dir_walk, path, &fileinfo);
+
+            if(res == DirWalkError) {
+                error = dir_walk_get_error(dir_walk);
+                break;
+            } else if(res == DirWalkLast) {
+                break;
+            } else {
+                string_set(tmp_old_path, path);
+                string_right(path, strlen(old_path));
+                string_printf(tmp_new_path, "%s%s", new_path, string_get_cstr(path));
+
+                if(fileinfo.flags & FSF_DIRECTORY) {
+                    if(storage_common_stat(storage, string_get_cstr(tmp_new_path), &fileinfo) ==
+                       FSE_OK) {
+                        if(fileinfo.flags & FSF_DIRECTORY) {
+                            error = storage_common_mkdir(storage, string_get_cstr(tmp_new_path));
+                        }
+                    }
+                } else {
+                    error = storage_common_merge(
+                        storage, string_get_cstr(tmp_old_path), string_get_cstr(tmp_new_path));
+                }
+
+                if(error != FSE_OK) break;
+            }
+        }
+
+    } while(false);
+
+    string_clear(tmp_new_path);
+    string_clear(tmp_old_path);
+    string_clear(path);
+    dir_walk_free(dir_walk);
+    return error;
+}
+
+FS_Error storage_common_merge(Storage* storage, const char* old_path, const char* new_path) {
+    FS_Error error;
+    const char* new_path_tmp;
+    string_t new_path_next;
+    string_init(new_path_next);
+
+    FileInfo fileinfo;
+    error = storage_common_stat(storage, old_path, &fileinfo);
+
+    if(error == FSE_OK) {
+        if(fileinfo.flags & FSF_DIRECTORY) {
+            error = storage_merge_recursive(storage, old_path, new_path);
+        } else {
+            error = storage_common_stat(storage, new_path, &fileinfo);
+            if(error == FSE_OK) {
+                string_set_str(new_path_next, new_path);
+                string_t dir_path;
+                string_t filename;
+                char extension[MAX_EXT_LEN];
+
+                string_init(dir_path);
+                string_init(filename);
+
+                path_extract_filename(new_path_next, filename, true);
+                path_extract_dirname(new_path, dir_path);
+                path_extract_extension(new_path_next, extension, MAX_EXT_LEN);
+
+                storage_get_next_filename(
+                    storage,
+                    string_get_cstr(dir_path),
+                    string_get_cstr(filename),
+                    extension,
+                    new_path_next,
+                    255);
+                string_cat_printf(dir_path, "/%s%s", string_get_cstr(new_path_next), extension);
+                string_set(new_path_next, dir_path);
+
+                string_clear(dir_path);
+                string_clear(filename);
+                new_path_tmp = string_get_cstr(new_path_next);
+            } else {
+                new_path_tmp = new_path;
+            }
+            Stream* stream_from = file_stream_alloc(storage);
+            Stream* stream_to = file_stream_alloc(storage);
+
+            do {
+                if(!file_stream_open(stream_from, old_path, FSAM_READ, FSOM_OPEN_EXISTING)) break;
+                if(!file_stream_open(stream_to, new_path_tmp, FSAM_WRITE, FSOM_CREATE_NEW)) break;
+                stream_copy_full(stream_from, stream_to);
+            } while(false);
+
+            error = file_stream_get_error(stream_from);
+            if(error == FSE_OK) {
+                error = file_stream_get_error(stream_to);
+            }
+
+            stream_free(stream_from);
+            stream_free(stream_to);
+        }
+    }
+
+    string_clear(new_path_next);
+
+    return error;
+}
+
 FS_Error storage_common_mkdir(Storage* storage, const char* path) {
     S_API_PROLOGUE;
     S_API_DATA_PATH;

applications/storage_move_to_sd/application.fam

@@ -0,0 +1,19 @@
+App(
+    appid="storage_move_to_sd",
+    name="StorageMoveToSd",
+    apptype=FlipperAppType.SYSTEM,
+    entry_point="storage_move_to_sd_app",
+    requires=["gui","storage"],
+    provides=["storage_move_to_sd_start"],
+    stack_size=2 * 1024,
+    order=30,
+)
+
+App(
+    appid="storage_move_to_sd_start",
+    apptype=FlipperAppType.STARTUP,
+    entry_point="storage_move_to_sd_start",
+    requires=["storage"],
+    order=120,
+)
+

applications/storage_move_to_sd/scenes/storage_move_to_sd_scene.c

@@ -0,0 +1,30 @@
+#include "storage_move_to_sd_scene.h"
+
+// Generate scene on_enter handlers array
+#define ADD_SCENE(prefix, name, id) prefix##_scene_##name##_on_enter,
+void (*const storage_move_to_sd_on_enter_handlers[])(void*) = {
+#include "storage_move_to_sd_scene_config.h"
+};
+#undef ADD_SCENE
+
+// Generate scene on_event handlers array
+#define ADD_SCENE(prefix, name, id) prefix##_scene_##name##_on_event,
+bool (*const storage_move_to_sd_on_event_handlers[])(void* context, SceneManagerEvent event) = {
+#include "storage_move_to_sd_scene_config.h"
+};
+#undef ADD_SCENE
+
+// Generate scene on_exit handlers array
+#define ADD_SCENE(prefix, name, id) prefix##_scene_##name##_on_exit,
+void (*const storage_move_to_sd_on_exit_handlers[])(void* context) = {
+#include "storage_move_to_sd_scene_config.h"
+};
+#undef ADD_SCENE
+
+// Initialize scene handlers configuration structure
+const SceneManagerHandlers storage_move_to_sd_scene_handlers = {
+    .on_enter_handlers = storage_move_to_sd_on_enter_handlers,
+    .on_event_handlers = storage_move_to_sd_on_event_handlers,
+    .on_exit_handlers = storage_move_to_sd_on_exit_handlers,
+    .scene_num = StorageMoveToSdSceneNum,
+};

applications/storage_move_to_sd/scenes/storage_move_to_sd_scene.h

@@ -0,0 +1,29 @@
+#pragma once
+
+#include <gui/scene_manager.h>
+
+// Generate scene id and total number
+#define ADD_SCENE(prefix, name, id) StorageMoveToSd##id,
+typedef enum {
+#include "storage_move_to_sd_scene_config.h"
+    StorageMoveToSdSceneNum,
+} StorageMoveToSdScene;
+#undef ADD_SCENE
+
+extern const SceneManagerHandlers storage_move_to_sd_scene_handlers;
+
+// Generate scene on_enter handlers declaration
+#define ADD_SCENE(prefix, name, id) void prefix##_scene_##name##_on_enter(void*);
+#include "storage_move_to_sd_scene_config.h"
+#undef ADD_SCENE
+
+// Generate scene on_event handlers declaration
+#define ADD_SCENE(prefix, name, id) \
+    bool prefix##_scene_##name##_on_event(void* context, SceneManagerEvent event);
+#include "storage_move_to_sd_scene_config.h"
+#undef ADD_SCENE
+
+// Generate scene on_exit handlers declaration
+#define ADD_SCENE(prefix, name, id) void prefix##_scene_##name##_on_exit(void* context);
+#include "storage_move_to_sd_scene_config.h"
+#undef ADD_SCENE

applications/storage_move_to_sd/scenes/storage_move_to_sd_scene_config.h

@@ -0,0 +1,2 @@
+ADD_SCENE(storage_move_to_sd, confirm, Confirm)
+ADD_SCENE(storage_move_to_sd, progress, Progress)

applications/storage_move_to_sd/scenes/storage_move_to_sd_scene_confirm.c

@@ -0,0 +1,70 @@
+#include "../storage_move_to_sd.h"
+#include "gui/canvas.h"
+#include "gui/modules/widget_elements/widget_element_i.h"
+#include "storage/storage.h"
+
+static void storage_move_to_sd_scene_confirm_widget_callback(
+    GuiButtonType result,
+    InputType type,
+    void* context) {
+    StorageMoveToSd* app = context;
+    furi_assert(app);
+    if(type == InputTypeShort) {
+        if(result == GuiButtonTypeRight) {
+            view_dispatcher_send_custom_event(app->view_dispatcher, MoveToSdCustomEventConfirm);
+        } else if(result == GuiButtonTypeLeft) {
+            view_dispatcher_send_custom_event(app->view_dispatcher, MoveToSdCustomEventExit);
+        }
+    }
+}
+
+void storage_move_to_sd_scene_confirm_on_enter(void* context) {
+    StorageMoveToSd* app = context;
+
+    widget_add_button_element(
+        app->widget,
+        GuiButtonTypeLeft,
+        "Cancel",
+        storage_move_to_sd_scene_confirm_widget_callback,
+        app);
+    widget_add_button_element(
+        app->widget,
+        GuiButtonTypeRight,
+        "Confirm",
+        storage_move_to_sd_scene_confirm_widget_callback,
+        app);
+
+    widget_add_string_element(
+        app->widget, 64, 10, AlignCenter, AlignCenter, FontPrimary, "SD card inserted");
+    widget_add_string_multiline_element(
+        app->widget,
+        64,
+        32,
+        AlignCenter,
+        AlignCenter,
+        FontSecondary,
+        "Move data from\ninternal storage to SD card?");
+
+    view_dispatcher_switch_to_view(app->view_dispatcher, StorageMoveToSdViewWidget);
+}
+
+bool storage_move_to_sd_scene_confirm_on_event(void* context, SceneManagerEvent event) {
+    StorageMoveToSd* app = context;
+    bool consumed = false;
+
+    if(event.type == SceneManagerEventTypeCustom) {
+        if(event.event == MoveToSdCustomEventConfirm) {
+            scene_manager_next_scene(app->scene_manager, StorageMoveToSdProgress);
+            consumed = true;
+        } else if(event.event == MoveToSdCustomEventExit) {
+            view_dispatcher_stop(app->view_dispatcher);
+        }
+    }
+
+    return consumed;
+}
+
+void storage_move_to_sd_scene_confirm_on_exit(void* context) {
+    StorageMoveToSd* app = context;
+    widget_reset(app->widget);
+}

applications/storage_move_to_sd/scenes/storage_move_to_sd_scene_progress.c

@@ -0,0 +1,32 @@
+#include "../storage_move_to_sd.h"
+#include "cmsis_os2.h"
+
+void storage_move_to_sd_scene_progress_on_enter(void* context) {
+    StorageMoveToSd* app = context;
+
+    widget_add_string_element(
+        app->widget, 64, 10, AlignCenter, AlignCenter, FontPrimary, "Moving...");
+
+    view_dispatcher_switch_to_view(app->view_dispatcher, StorageMoveToSdViewWidget);
+
+    storage_move_to_sd_perform();
+    view_dispatcher_send_custom_event(app->view_dispatcher, MoveToSdCustomEventExit);
+}
+
+bool storage_move_to_sd_scene_progress_on_event(void* context, SceneManagerEvent event) {
+    StorageMoveToSd* app = context;
+    bool consumed = false;
+
+    if(event.type == SceneManagerEventTypeCustom) {
+        view_dispatcher_stop(app->view_dispatcher);
+    } else if(event.type == SceneManagerEventTypeBack) {
+        consumed = true;
+    }
+
+    return consumed;
+}
+
+void storage_move_to_sd_scene_progress_on_exit(void* context) {
+    StorageMoveToSd* app = context;
+    widget_reset(app->widget);
+}