subghz option to delete old signals on full memory

applications/main/subghz/scenes/subghz_scene_receiver.c

@@ -112,6 +112,22 @@ static void subghz_scene_add_to_history_callback(
         uint16_t idx = subghz_history_get_item(history);
 
         SubGhzRadioPreset preset = subghz_txrx_get_preset(subghz->txrx);
+        if(subghz->last_settings->delete_old_signals) {
+            if(subghz_history_get_last_index(subghz->history) >= 54) {
+                subghz->state_notifications = SubGhzNotificationStateRx;
+
+                subghz_view_receiver_disable_draw_callback(subghz->subghz_receiver);
+
+                subghz_history_delete_item(subghz->history, 0);
+                subghz_view_receiver_delete_item(subghz->subghz_receiver, 0);
+                subghz_view_receiver_enable_draw_callback(subghz->subghz_receiver);
+
+                subghz_scene_receiver_update_statusbar(subghz);
+                subghz->idx_menu_chosen =
+                    subghz_view_receiver_get_idx_menu(subghz->subghz_receiver);
+                idx--;
+            }
+        }
         if(subghz_history_add_to_history(history, decoder_base, &preset)) {
             furi_string_reset(item_name);
             furi_string_reset(item_time);

applications/main/subghz/scenes/subghz_scene_receiver_config.c

@@ -13,6 +13,7 @@ enum SubGhzSettingIndex {
     SubGhzSettingIndexIgnoreMagellan,
     SubGhzSettingIndexIgnorePrinceton,
     SubGhzSettingIndexIgnoreNiceFlorS,
+    SubGhzSettingIndexDeleteOldSignals,
     SubGhzSettingIndexSound,
     SubGhzSettingIndexResetToDefault,
     SubGhzSettingIndexLock,
@@ -283,6 +284,15 @@ static void subghz_scene_receiver_config_set_niceflors(VariableItem* item) {
     subghz_scene_receiver_config_set_ignore_filter(item, SubGhzProtocolFlag_NiceFlorS);
 }
 
+static void subghz_scene_receiver_config_set_delete_old_signals(VariableItem* item) {
+    SubGhz* subghz = variable_item_get_context(item);
+    uint8_t index = variable_item_get_current_value_index(item);
+
+    variable_item_set_current_value_text(item, combobox_text[index]);
+
+    subghz->last_settings->delete_old_signals = index == 1;
+}
+
 static void subghz_scene_receiver_config_var_list_enter_callback(void* context, uint32_t index) {
     furi_assert(context);
     SubGhz* subghz = context;
@@ -314,6 +324,7 @@ static void subghz_scene_receiver_config_var_list_enter_callback(void* context,
         subghz_txrx_receiver_set_filter(subghz->txrx, subghz->filter);
         subghz->last_settings->ignore_filter = subghz->ignore_filter;
         subghz->last_settings->filter = subghz->filter;
+        subghz->last_settings->delete_old_signals = false;
 
         subghz_txrx_speaker_set_state(subghz->txrx, speaker_value[default_index]);
 
@@ -461,6 +472,17 @@ void subghz_scene_receiver_config_on_enter(void* context) {
             subghz->ignore_filter, SubGhzProtocolFlag_NiceFlorS);
         variable_item_set_current_value_index(item, value_index);
         variable_item_set_current_value_text(item, combobox_text[value_index]);
+
+        item = variable_item_list_add(
+            subghz->variable_item_list,
+            "Delete old signals when memory is full",
+            COMBO_BOX_COUNT,
+            subghz_scene_receiver_config_set_delete_old_signals,
+            subghz);
+
+        value_index = subghz->last_settings->delete_old_signals;
+        variable_item_set_current_value_index(item, value_index);
+        variable_item_set_current_value_text(item, combobox_text[value_index]);
     }
 
     // Enable speaker, will send all incoming noises and signals to speaker so you can listen how your remote sounds like :)

applications/main/subghz/subghz_last_settings.c

@@ -19,6 +19,7 @@
 #define SUBGHZ_LAST_SETTING_FIELD_IGNORE_FILTER "IgnoreFilter"
 #define SUBGHZ_LAST_SETTING_FIELD_FILTER "Filter"
 #define SUBGHZ_LAST_SETTING_FIELD_RSSI_THRESHOLD "RSSI"
+#define SUBGHZ_LAST_SETTING_FIELD_DELETE_OLD "DelOldSignals"
 
 SubGhzLastSettings* subghz_last_settings_alloc(void) {
     SubGhzLastSettings* instance = malloc(sizeof(SubGhzLastSettings));
@@ -44,6 +45,7 @@ void subghz_last_settings_load(SubGhzLastSettings* instance, size_t preset_count
     bool temp_external_module_power_amp = false;
     bool temp_timestamp_file_names = false;
     bool temp_enable_hopping = false;
+    bool temp_delete_old_sig = false;
     uint32_t temp_ignore_filter = 0;
     uint32_t temp_filter = 0;
     float temp_rssi = 0;
@@ -106,6 +108,8 @@ void subghz_last_settings_load(SubGhzLastSettings* instance, size_t preset_count
             1);
         filter_was_read = flipper_format_read_uint32(
             fff_data_file, SUBGHZ_LAST_SETTING_FIELD_FILTER, (uint32_t*)&temp_filter, 1);
+        flipper_format_read_bool(
+            fff_data_file, SUBGHZ_LAST_SETTING_FIELD_DELETE_OLD, (bool*)&temp_delete_old_sig, 1);
     } else {
         FURI_LOG_E(TAG, "Error open file %s", SUBGHZ_LAST_SETTINGS_PATH);
     }
@@ -156,6 +160,8 @@ void subghz_last_settings_load(SubGhzLastSettings* instance, size_t preset_count
 
         instance->timestamp_file_names = temp_timestamp_file_names;
 
+        instance->delete_old_signals = temp_delete_old_sig;
+
         // External power amp CC1101
         instance->external_module_power_amp = temp_external_module_power_amp;
 
@@ -270,6 +276,10 @@ bool subghz_last_settings_save(SubGhzLastSettings* instance) {
                file, SUBGHZ_LAST_SETTING_FIELD_FILTER, &instance->filter, 1)) {
             break;
         }
+        if(!flipper_format_insert_or_update_bool(
+               file, SUBGHZ_LAST_SETTING_FIELD_DELETE_OLD, &instance->delete_old_signals, 1)) {
+            break;
+        }
         saved = true;
     } while(0);
 

applications/main/subghz/subghz_last_settings.h

@@ -30,6 +30,7 @@ typedef struct {
     uint32_t ignore_filter;
     uint32_t filter;
     float rssi;
+    bool delete_old_signals;
 } SubGhzLastSettings;
 
 SubGhzLastSettings* subghz_last_settings_alloc(void);