Uploaded files

application.fam

@@ -0,0 +1,12 @@
+App(
+    appid="nightstand",
+    name="Nightstand",
+    apptype=FlipperAppType.EXTERNAL,
+    entry_point="clock_app",
+    requires=["gui"],
+    icon="A_Clock_14",
+    stack_size=2 * 1024,
+	fap_category="Misc",
+    order=81,
+)
+

clock_app.c

@@ -0,0 +1,336 @@
+#include <furi.h>
+#include <furi_hal.h>
+
+#include <gui/gui.h>
+#include <gui/elements.h>
+
+#include <notification/notification_messages.h>
+#include <notification/notification_app.h>
+
+#include "clock_app.h"
+
+/*
+    This is a modified version of the default clock app intended for use overnight
+    Up / Down control the displays brightness. Down at brightness 0 turns the notification LED on and off.
+*/
+
+int brightness = 5;
+bool led = false;
+NotificationApp* notif = 0;
+
+const NotificationMessage message_red_dim = {
+    .type = NotificationMessageTypeLedRed,
+    .data.led.value = 0xFF / 16,
+};
+
+const NotificationMessage message_red_off = {
+    .type = NotificationMessageTypeLedRed,
+    .data.led.value = 0x00,
+};
+
+static const NotificationSequence led_on = {
+    &message_red_dim,
+    &message_do_not_reset,
+    NULL,
+};
+
+static const NotificationSequence led_off = {
+    &message_red_off,
+    &message_do_not_reset,
+    NULL,
+};
+
+static const NotificationSequence led_reset = {
+    &message_red_0,
+    NULL,
+};
+
+void set_backlight_brightness(float brightness){
+    notif->settings.display_brightness = brightness;
+    notification_message(notif, &sequence_display_backlight_on);
+}
+
+void handle_up(){
+    if(brightness < 100){
+        led = false;
+        notification_message(notif, &led_off);
+        brightness += 5;
+    }
+    set_backlight_brightness((float)(brightness / 100.f));
+}
+
+void handle_down(){
+    if(brightness > 0){
+        brightness -= 5;
+        if(brightness == 0){ //trigger only on the first brightness 5 -> 0 transition
+            led = true;
+            notification_message(notif, &led_on);
+        }
+    }
+    else if(brightness == 0){ //trigger on every down press afterwards
+        led = !led;
+        if(led){ notification_message(notif, &led_on); }
+        else{ notification_message(notif, &led_off); }
+    }
+    set_backlight_brightness((float)(brightness / 100.f));
+}
+
+static void clock_input_callback(InputEvent* input_event, FuriMessageQueue* event_queue) {
+    furi_assert(event_queue);
+    PluginEvent event = {.type = EventTypeKey, .input = *input_event};
+    furi_message_queue_put(event_queue, &event, FuriWaitForever);
+}
+
+static void clock_render_callback(Canvas* const canvas, void* ctx) {
+    //canvas_clear(canvas);
+    //canvas_set_color(canvas, ColorBlack);
+
+    //avoids a bug with the brightness being reverted after the backlight-off period
+    set_backlight_brightness((float)(brightness / 100.f));
+
+    ClockState* state = ctx;
+    if(furi_mutex_acquire(state->mutex, 200) != FuriStatusOk) {
+        //FURI_LOG_D(TAG, "Can't obtain mutex, requeue render");
+        PluginEvent event = {.type = EventTypeTick};
+        furi_message_queue_put(state->event_queue, &event, 0);
+        return;
+    }
+
+    FuriHalRtcDateTime curr_dt;
+    furi_hal_rtc_get_datetime(&curr_dt);
+    uint32_t curr_ts = furi_hal_rtc_datetime_to_timestamp(&curr_dt);
+
+    char time_string[TIME_LEN];
+    char date_string[DATE_LEN];
+    char meridian_string[MERIDIAN_LEN];
+    char timer_string[20];
+
+    if(state->time_format == LocaleTimeFormat24h) {
+        snprintf(
+            time_string, TIME_LEN, CLOCK_TIME_FORMAT, curr_dt.hour, curr_dt.minute, curr_dt.second);
+    } else {
+        bool pm = curr_dt.hour > 12;
+        bool pm12 = curr_dt.hour >= 12;
+        snprintf(
+            time_string,
+            TIME_LEN,
+            CLOCK_TIME_FORMAT,
+            pm ? curr_dt.hour - 12 : curr_dt.hour,
+            curr_dt.minute,
+            curr_dt.second);
+
+        snprintf(
+            meridian_string,
+            MERIDIAN_LEN,
+            MERIDIAN_FORMAT,
+            pm12 ? MERIDIAN_STRING_PM : MERIDIAN_STRING_AM);
+    }
+
+    if(state->date_format == LocaleDateFormatYMD) {
+        snprintf(
+            date_string, DATE_LEN, CLOCK_ISO_DATE_FORMAT, curr_dt.year, curr_dt.month, curr_dt.day);
+    } else if(state->date_format == LocaleDateFormatMDY) {
+        snprintf(
+            date_string, DATE_LEN, CLOCK_RFC_DATE_FORMAT, curr_dt.month, curr_dt.day, curr_dt.year);
+    } else {
+        snprintf(
+            date_string, DATE_LEN, CLOCK_RFC_DATE_FORMAT, curr_dt.day, curr_dt.month, curr_dt.year);
+    }
+
+    bool timer_running = state->timer_running;
+    uint32_t timer_start_timestamp = state->timer_start_timestamp;
+    uint32_t timer_stopped_seconds = state->timer_stopped_seconds;
+
+    furi_mutex_release(state->mutex);
+
+    canvas_set_font(canvas, FontBigNumbers);
+
+    if(timer_start_timestamp != 0) {
+        int32_t elapsed_secs = timer_running ? (curr_ts - timer_start_timestamp) :
+                                               timer_stopped_seconds;
+        snprintf(timer_string, 20, "%.2ld:%.2ld", elapsed_secs / 60, elapsed_secs % 60);
+        canvas_draw_str_aligned(canvas, 64, 8, AlignCenter, AlignCenter, time_string); // DRAW TIME
+        canvas_draw_str_aligned(canvas, 64, 32, AlignCenter, AlignTop, timer_string); // DRAW TIMER
+        canvas_set_font(canvas, FontSecondary);
+        canvas_draw_str_aligned(canvas, 64, 20, AlignCenter, AlignTop, date_string); // DRAW DATE
+        elements_button_left(canvas, "Reset");
+    } else {
+        canvas_draw_str_aligned(canvas, 64, 32, AlignCenter, AlignCenter, time_string);
+        canvas_set_font(canvas, FontSecondary);
+        canvas_draw_str_aligned(canvas, 65, 17, AlignCenter, AlignCenter, date_string);
+
+        if(state->time_format == LocaleTimeFormat12h)
+            canvas_draw_str_aligned(canvas, 64, 47, AlignCenter, AlignCenter, meridian_string);
+    }
+    if(timer_running) {
+        elements_button_center(canvas, "Stop");
+    } else if(timer_start_timestamp != 0 && !timer_running) {
+        elements_button_center(canvas, "Start");
+    }
+}
+
+static void clock_state_init(ClockState* const state) {
+    state->time_format = locale_get_time_format();
+
+    state->date_format = locale_get_date_format();
+
+    //FURI_LOG_D(TAG, "Time format: %s", state->settings.time_format == H12 ? "12h" : "24h");
+    //FURI_LOG_D(TAG, "Date format: %s", state->settings.date_format == Iso ? "ISO 8601" : "RFC 5322");
+    //furi_hal_rtc_get_datetime(&state->datetime);
+}
+
+// Runs every 1000ms by default
+static void clock_tick(void* ctx) {
+    furi_assert(ctx);
+    FuriMessageQueue* event_queue = ctx;
+    PluginEvent event = {.type = EventTypeTick};
+    // It's OK to loose this event if system overloaded
+    furi_message_queue_put(event_queue, &event, 0);
+}
+
+void timer_start_stop(ClockState* plugin_state){
+    // START/STOP TIMER
+    FuriHalRtcDateTime curr_dt;
+    furi_hal_rtc_get_datetime(&curr_dt);
+    uint32_t curr_ts = furi_hal_rtc_datetime_to_timestamp(&curr_dt);
+
+    if(plugin_state->timer_running) {
+            // Update stopped seconds
+        plugin_state->timer_stopped_seconds = curr_ts - plugin_state->timer_start_timestamp;
+    } else {
+        if(plugin_state->timer_start_timestamp == 0) {
+            // Set starting timestamp if this is first time
+            plugin_state->timer_start_timestamp = curr_ts;
+        } else {
+            // Timer was already running, need to slightly readjust so we don't
+            // count the intervening time
+            plugin_state->timer_start_timestamp = curr_ts - plugin_state->timer_stopped_seconds;
+        }
+    }
+    plugin_state->timer_running = !plugin_state->timer_running;
+}
+
+void timer_reset_seconds(ClockState* plugin_state){
+    if(plugin_state->timer_start_timestamp != 0) {
+        // Reset seconds
+        plugin_state->timer_running = false;
+        plugin_state->timer_start_timestamp = 0;
+        plugin_state->timer_stopped_seconds = 0;
+    }
+}
+
+int32_t clock_app(void* p) {
+    UNUSED(p);
+    ClockState* plugin_state = malloc(sizeof(ClockState));
+
+    plugin_state->event_queue = furi_message_queue_alloc(8, sizeof(PluginEvent));
+    if(plugin_state->event_queue == NULL) {
+        FURI_LOG_E(TAG, "Cannot create event queue");
+        free(plugin_state);
+        return 255;
+    }
+    //FURI_LOG_D(TAG, "Event queue created");
+
+    plugin_state->mutex = furi_mutex_alloc(FuriMutexTypeNormal);
+    if(plugin_state->mutex == NULL) {
+        FURI_LOG_E(TAG, "Cannot create mutex");
+        furi_message_queue_free(plugin_state->event_queue);
+        free(plugin_state);
+        return 255;
+    }
+    //FURI_LOG_D(TAG, "Mutex created");
+
+    clock_state_init(plugin_state);
+
+    // Set system callbacks
+    ViewPort* view_port = view_port_alloc();
+    view_port_draw_callback_set(view_port, clock_render_callback, plugin_state);
+    view_port_input_callback_set(view_port, clock_input_callback, plugin_state->event_queue);
+
+    FuriTimer* timer = furi_timer_alloc(clock_tick, FuriTimerTypePeriodic, plugin_state->event_queue);
+
+    if(timer == NULL) {
+        FURI_LOG_E(TAG, "Cannot create timer");
+        furi_mutex_free(plugin_state->mutex);
+        furi_message_queue_free(plugin_state->event_queue);
+        free(plugin_state);
+        return 255;
+    }
+    //FURI_LOG_D(TAG, "Timer created");
+
+    // Open GUI and register view_port
+    Gui* gui = furi_record_open(RECORD_GUI);
+    gui_add_view_port(gui, view_port, GuiLayerFullscreen);
+
+    furi_timer_start(timer, furi_kernel_get_tick_frequency());
+    //FURI_LOG_D(TAG, "Timer started");
+
+    notif = furi_record_open(RECORD_NOTIFICATION);
+    float tmpBrightness = notif->settings.display_brightness;
+
+    notification_message(notif, &sequence_display_backlight_enforce_on);
+    notification_message(notif, &led_off);
+
+    // Main loop
+    PluginEvent event;
+    for(bool processing = true; processing;) {
+        FuriStatus event_status = furi_message_queue_get(plugin_state->event_queue, &event, 100);
+
+        if(event_status != FuriStatusOk) continue;
+
+        if(furi_mutex_acquire(plugin_state->mutex, FuriWaitForever) != FuriStatusOk) continue;
+        // press events
+        if(event.type == EventTypeKey) {
+            if(event.input.type == InputTypeLong) {
+                switch(event.input.key) {
+                    case InputKeyLeft:
+                        // Reset seconds
+                        timer_reset_seconds(plugin_state);
+                        break;
+                    case InputKeyOk:
+                        // Toggle timer
+                        timer_start_stop(plugin_state);
+                        break;
+                    case InputKeyBack:
+                        // Exit the plugin
+                        processing = false;
+                        break;
+                    default:
+                        break;
+                }
+            }
+            else if(event.input.type == InputTypeShort) {
+                switch(event.input.key) {
+                    case InputKeyUp:
+                        handle_up();
+                        break;
+                    case InputKeyDown:   
+                        handle_down();
+                        break;
+                    default:
+                        break;
+                }
+            }
+        } /*else if(event.type == EventTypeTick) {
+            furi_hal_rtc_get_datetime(&plugin_state->datetime);
+        }*/
+
+        view_port_update(view_port);
+        furi_mutex_release(plugin_state->mutex);
+    }
+
+    furi_timer_free(timer);
+    view_port_enabled_set(view_port, false);
+    gui_remove_view_port(gui, view_port);
+    furi_record_close(RECORD_GUI);
+    view_port_free(view_port);
+    furi_message_queue_free(plugin_state->event_queue);
+    furi_mutex_free(plugin_state->mutex);
+    free(plugin_state);
+
+    set_backlight_brightness(tmpBrightness);
+    notification_message(notif, &sequence_display_backlight_enforce_auto);
+    notification_message(notif, &led_reset);
+
+    return 0;
+}

clock_app.h

@@ -0,0 +1,39 @@
+#pragma once
+
+#include <input/input.h>
+#include <locale/locale.h>
+
+#define TAG "Clock"
+
+#define CLOCK_ISO_DATE_FORMAT "%.4d-%.2d-%.2d"
+#define CLOCK_RFC_DATE_FORMAT "%.2d-%.2d-%.4d"
+#define CLOCK_TIME_FORMAT "%.2d:%.2d:%.2d"
+
+#define MERIDIAN_FORMAT "%s"
+#define MERIDIAN_STRING_AM "AM"
+#define MERIDIAN_STRING_PM "PM"
+
+#define TIME_LEN 12
+#define DATE_LEN 14
+#define MERIDIAN_LEN 3
+
+typedef enum {
+    EventTypeTick,
+    EventTypeKey,
+} EventType;
+
+typedef struct {
+    EventType type;
+    InputEvent input;
+} PluginEvent;
+
+typedef struct {
+    LocaleDateFormat date_format;
+    LocaleTimeFormat time_format;
+    FuriHalRtcDateTime datetime;
+    FuriMutex* mutex;
+    FuriMessageQueue* event_queue;
+    uint32_t timer_start_timestamp;
+    uint32_t timer_stopped_seconds;
+    bool timer_running;
+} ClockState;