Ajout ntp + polices

components/meteofrance/include/meteofrance.h

@@ -18,7 +18,7 @@ struct forecast_temp{
 };
 
 struct meteoforecast_data{
-    int datetime;
+    time_t datetime;
     bool isValid;
     struct forecast_temp previsions;
 };

components/meteofrance/meteofrance.c

@@ -50,10 +50,14 @@ void printftemp(struct forecast_temp *tmp){
 #define MAX_SIZE 80
 
 void printffd(struct meteoforecast_data *tmp){
-    struct tm * pTime=localtime( & tmp->datetime );
+    struct tm timeinfo = { 0 };
+    localtime_r(&tmp->datetime, &timeinfo);
     char buffer[ MAX_SIZE ];
-    strftime(buffer, MAX_SIZE, "%d/%m/%Y", pTime);
+    strftime(buffer, MAX_SIZE, "%c", &timeinfo);
-    printf("IsValid:%s date:%d, Min:%.1f Max:%.1f Desc:%s\n", tmp->isValid ?"true":"false", tmp->datetime, tmp->previsions.min, tmp->previsions.max, tmp->previsions.desc);
+    char strftime_buf[64];
+    sprintf(strftime_buf,"%d %d %d", timeinfo.tm_wday, timeinfo.tm_mday, timeinfo.tm_mon+1);
+    ESP_LOGE(TAG,"%s",strftime_buf);
+    printf("IsValid:%s date:%s, Min:%.1f Max:%.1f Desc:%s\n", tmp->isValid ?"true":"false", buffer, tmp->previsions.min, tmp->previsions.max, tmp->previsions.desc);
 }
 
 esp_err_t _http_event_handler(esp_http_client_event_t *evt)

main/CMakeLists.txt

@@ -1,6 +1,6 @@
 idf_component_register(SRC_DIRS . fonts
                     INCLUDE_DIRS "."
-                    REQUIRES esp_wifi nvs_flash mqtt meteofrance)
+                    REQUIRES esp_wifi nvs_flash mqtt meteofrance esp_netif)
 
 lvgl_port_create_c_image("images/esp_logo.png" "images/" "ARGB8888" "NONE")
 lvgl_port_create_c_image("images/p10j.png" "images/" "ARGB8888" "NONE")

main/fonts/Dockerfile

@@ -0,0 +1,2 @@
+FROM node:14
+RUN npm i lv_font_conv -g

main/fonts/montserrat_medium_12.c

@@ -1,7 +1,7 @@
 /*******************************************************************************
  * Size: 12 px
  * Bpp: 4
- * Opts: --bpp 4 --size 12 --no-compress --font Montserrat-Medium.ttf --symbols 0123456789.°éêCABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz ' --format lvgl -o montserrat_medium_12.c
+ * Opts: --bpp 4 --size 12 --no-compress --font Montserrat-Medium.ttf --symbols 0123456789.°èéêûCABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz ' --format lvgl -o montserrat_medium_12.c
  ******************************************************************************/
 
 #ifdef LV_LVGL_H_INCLUDE_SIMPLE
@@ -442,6 +442,13 @@ static LV_ATTRIBUTE_LARGE_CONST const uint8_t glyph_bitmap[] = {
     0x6, 0xb7, 0x3, 0x80, 0x84, 0x64, 0x3, 0x73,
     0x80, 0x84, 0x6, 0xb7, 0x0,
 
+    /* U+00E8 "è" */
+    0x2, 0xd5, 0x0, 0x0, 0x1, 0xc3, 0x0, 0x0,
+    0x0, 0x0, 0x0, 0x2b, 0xfd, 0x50, 0xe, 0x81,
+    0x4e, 0x45, 0xc0, 0x0, 0x6b, 0x7f, 0xee, 0xee,
+    0xc5, 0xd0, 0x0, 0x0, 0xe, 0x92, 0x3a, 0x20,
+    0x2b, 0xfe, 0x90,
+
     /* U+00E9 "é" */
     0x0, 0x1, 0xe5, 0x0, 0x0, 0xb5, 0x0, 0x0,
     0x0, 0x0, 0x0, 0x2b, 0xfd, 0x50, 0xe, 0x81,
@@ -454,7 +461,14 @@ static LV_ATTRIBUTE_LARGE_CONST const uint8_t glyph_bitmap[] = {
     0x0, 0x0, 0x0, 0x2b, 0xfd, 0x50, 0xe, 0x81,
     0x4e, 0x45, 0xc0, 0x0, 0x6b, 0x7f, 0xee, 0xee,
     0xc5, 0xd0, 0x0, 0x0, 0xe, 0x92, 0x3a, 0x20,
-    0x2b, 0xfe, 0x90
+    0x2b, 0xfe, 0x90,
+
+    /* U+00FB "û" */
+    0x1, 0xdd, 0x10, 0x0, 0xa5, 0x4b, 0x0, 0x0,
+    0x0, 0x0, 0xf, 0x30, 0x2, 0xf0, 0xf3, 0x0,
+    0x2f, 0xf, 0x30, 0x2, 0xf0, 0xf3, 0x0, 0x2f,
+    0xe, 0x40, 0x4, 0xf0, 0xab, 0x22, 0xcf, 0x1,
+    0xbf, 0xe6, 0xf0
 };
 
 
@@ -531,7 +545,9 @@ static const lv_font_fmt_txt_glyph_dsc_t glyph_dsc[] = {
     {.bitmap_index = 2041, .adv_w = 100, .box_w = 6, .box_h = 7, .ofs_x = 0, .ofs_y = 0},
     {.bitmap_index = 2062, .adv_w = 80, .box_w = 5, .box_h = 5, .ofs_x = 0, .ofs_y = 5},
     {.bitmap_index = 2075, .adv_w = 118, .box_w = 7, .box_h = 10, .ofs_x = 0, .ofs_y = 0},
-    {.bitmap_index = 2110, .adv_w = 118, .box_w = 7, .box_h = 10, .ofs_x = 0, .ofs_y = 0}
+    {.bitmap_index = 2110, .adv_w = 118, .box_w = 7, .box_h = 10, .ofs_x = 0, .ofs_y = 0},
+    {.bitmap_index = 2145, .adv_w = 118, .box_w = 7, .box_h = 10, .ofs_x = 0, .ofs_y = 0},
+    {.bitmap_index = 2180, .adv_w = 130, .box_w = 7, .box_h = 10, .ofs_x = 1, .ofs_y = 0}
 };
 
 /*---------------------
@@ -543,7 +559,7 @@ static const uint16_t unicode_list_0[] = {
 };
 
 static const uint16_t unicode_list_4[] = {
-    0x0, 0x39, 0x3a
+    0x0, 0x38, 0x39, 0x3a, 0x4b
 };
 
 /*Collect the unicode lists and glyph_id offsets*/
@@ -566,8 +582,8 @@ static const lv_font_fmt_txt_cmap_t cmaps[] =
         .unicode_list = NULL, .glyph_id_ofs_list = NULL, .list_length = 0, .type = LV_FONT_FMT_TXT_CMAP_FORMAT0_TINY
     },
     {
-        .range_start = 176, .range_length = 59, .glyph_id_start = 66,
+        .range_start = 176, .range_length = 76, .glyph_id_start = 66,
-        .unicode_list = unicode_list_4, .glyph_id_ofs_list = NULL, .list_length = 3, .type = LV_FONT_FMT_TXT_CMAP_SPARSE_TINY
+        .unicode_list = unicode_list_4, .glyph_id_ofs_list = NULL, .list_length = 5, .type = LV_FONT_FMT_TXT_CMAP_SPARSE_TINY
     }
 };
 
@@ -587,7 +603,7 @@ static const uint8_t kern_left_class_mapping[] =
     30, 31, 32, 33, 34, 35, 36, 30,
     36, 36, 37, 33, 30, 30, 31, 31,
     38, 39, 40, 41, 36, 42, 42, 43,
-    42, 44, 45, 34, 34
+    42, 44, 45, 34, 34, 34, 36
 };
 
 /*Map glyph_ids to kern right classes*/
@@ -601,7 +617,7 @@ static const uint8_t kern_right_class_mapping[] =
     23, 24, 25, 25, 25, 0, 25, 24,
     26, 27, 24, 24, 28, 28, 25, 28,
     25, 28, 29, 30, 31, 32, 32, 33,
-    32, 34, 35, 25, 25
+    32, 34, 35, 25, 25, 25, 31
 };
 
 /*Kern values between classes*/

main/fonts/montserrat_medium_18.c

@@ -1,7 +1,7 @@
 /*******************************************************************************
  * Size: 18 px
  * Bpp: 4
- * Opts: --bpp 4 --size 18 --no-compress --font Montserrat-Medium.ttf --symbols 0123456789.°éCABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz ' --format lvgl -o montserrat_medium_18.c
+ * Opts: --bpp 4 --size 18 --no-compress --font Montserrat-Medium.ttf --symbols 0123456789.°éûCABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz ' --format lvgl -o montserrat_medium_18.c --font fa-solid-900.ttf --range 61461
  ******************************************************************************/
 
 #ifdef LV_LVGL_H_INCLUDE_SIMPLE
@@ -732,7 +732,45 @@ static LV_ATTRIBUTE_LARGE_CONST const uint8_t glyph_bitmap[] = {
     0xff, 0x33, 0xfa, 0x33, 0x33, 0x33, 0x30, 0xf,
     0xd0, 0x0, 0x0, 0x0, 0x0, 0x9f, 0x90, 0x0,
     0x9, 0x10, 0x0, 0xdf, 0xda, 0xae, 0xf6, 0x0,
-    0x0, 0x7d, 0xff, 0xc5, 0x0
+    0x0, 0x7d, 0xff, 0xc5, 0x0,
+
+    /* U+00FB "û" */
+    0x0, 0x4, 0xff, 0x50, 0x0, 0x0, 0x3f, 0x87,
+    0xf5, 0x0, 0x0, 0x75, 0x0, 0x47, 0x0, 0x0,
+    0x0, 0x0, 0x0, 0x0, 0x7f, 0x40, 0x0, 0x3,
+    0xf8, 0x7f, 0x40, 0x0, 0x3, 0xf8, 0x7f, 0x40,
+    0x0, 0x3, 0xf8, 0x7f, 0x40, 0x0, 0x3, 0xf8,
+    0x7f, 0x40, 0x0, 0x3, 0xf8, 0x7f, 0x40, 0x0,
+    0x4, 0xf8, 0x6f, 0x60, 0x0, 0x6, 0xf8, 0x2f,
+    0xc0, 0x0, 0x1e, 0xf8, 0xa, 0xfd, 0x89, 0xee,
+    0xf8, 0x0, 0x8d, 0xfe, 0x92, 0xf8,
+
+    /* U+F015 "" */
+    0x0, 0x0, 0x0, 0x0, 0xb, 0xd3, 0x0, 0x0,
+    0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1d, 0xff,
+    0xf5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+    0x3e, 0xff, 0xff, 0xf6, 0x0, 0x0, 0x0, 0x0,
+    0x0, 0x0, 0x4f, 0xff, 0xff, 0xff, 0xf8, 0x0,
+    0x0, 0x0, 0x0, 0x0, 0x6f, 0xff, 0xff, 0xff,
+    0xff, 0xfa, 0x0, 0x0, 0x0, 0x0, 0x8f, 0xff,
+    0xff, 0xff, 0xff, 0xff, 0xfc, 0x10, 0x0, 0x0,
+    0xaf, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfd,
+    0x20, 0x1, 0xcf, 0xff, 0xff, 0xff, 0xff, 0xff,
+    0xff, 0xff, 0xfe, 0x30, 0xcf, 0xff, 0xff, 0xff,
+    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x2c, 0xff,
+    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+    0xf2, 0x2, 0xcf, 0xff, 0xff, 0xff, 0xff, 0xff,
+    0xff, 0xff, 0x31, 0x0, 0xb, 0xff, 0xff, 0xff,
+    0xff, 0xff, 0xff, 0xff, 0xf0, 0x0, 0x0, 0xbf,
+    0xff, 0xff, 0x96, 0x67, 0xff, 0xff, 0xff, 0x0,
+    0x0, 0xb, 0xff, 0xff, 0xf0, 0x0, 0x9, 0xff,
+    0xff, 0xf1, 0x0, 0x0, 0xbf, 0xff, 0xfe, 0x0,
+    0x0, 0x9f, 0xff, 0xff, 0x10, 0x0, 0xb, 0xff,
+    0xff, 0xe0, 0x0, 0x9, 0xff, 0xff, 0xf1, 0x0,
+    0x0, 0xbf, 0xff, 0xfe, 0x0, 0x0, 0x9f, 0xff,
+    0xff, 0x0, 0x0, 0x5, 0xff, 0xff, 0x80, 0x0,
+    0x3, 0xff, 0xff, 0xa0, 0x0, 0x0, 0x0, 0x0,
+    0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0
 };
 
 
@@ -808,7 +846,9 @@ static const lv_font_fmt_txt_glyph_dsc_t glyph_dsc[] = {
     {.bitmap_index = 4170, .adv_w = 161, .box_w = 12, .box_h = 14, .ofs_x = -1, .ofs_y = -4},
     {.bitmap_index = 4254, .adv_w = 150, .box_w = 9, .box_h = 10, .ofs_x = 0, .ofs_y = 0},
     {.bitmap_index = 4299, .adv_w = 121, .box_w = 7, .box_h = 7, .ofs_x = 0, .ofs_y = 6},
-    {.bitmap_index = 4324, .adv_w = 176, .box_w = 11, .box_h = 14, .ofs_x = 0, .ofs_y = 0}
+    {.bitmap_index = 4324, .adv_w = 176, .box_w = 11, .box_h = 14, .ofs_x = 0, .ofs_y = 0},
+    {.bitmap_index = 4401, .adv_w = 195, .box_w = 10, .box_h = 14, .ofs_x = 1, .ofs_y = 0},
+    {.bitmap_index = 4471, .adv_w = 324, .box_w = 21, .box_h = 19, .ofs_x = 0, .ofs_y = -3}
 };
 
 /*---------------------
@@ -820,7 +860,7 @@ static const uint16_t unicode_list_0[] = {
 };
 
 static const uint16_t unicode_list_4[] = {
-    0x0, 0x39
+    0x0, 0x39, 0x4b, 0xef65
 };
 
 /*Collect the unicode lists and glyph_id offsets*/
@@ -843,8 +883,8 @@ static const lv_font_fmt_txt_cmap_t cmaps[] =
         .unicode_list = NULL, .glyph_id_ofs_list = NULL, .list_length = 0, .type = LV_FONT_FMT_TXT_CMAP_FORMAT0_TINY
     },
     {
-        .range_start = 176, .range_length = 58, .glyph_id_start = 66,
+        .range_start = 176, .range_length = 61286, .glyph_id_start = 66,
-        .unicode_list = unicode_list_4, .glyph_id_ofs_list = NULL, .list_length = 2, .type = LV_FONT_FMT_TXT_CMAP_SPARSE_TINY
+        .unicode_list = unicode_list_4, .glyph_id_ofs_list = NULL, .list_length = 4, .type = LV_FONT_FMT_TXT_CMAP_SPARSE_TINY
     }
 };
 
@@ -864,7 +904,7 @@ static const uint8_t kern_left_class_mapping[] =
     30, 31, 32, 33, 34, 35, 36, 30,
     36, 36, 37, 33, 30, 30, 31, 31,
     38, 39, 40, 41, 36, 42, 42, 43,
-    42, 44, 45, 34
+    42, 44, 45, 34, 36, 0
 };
 
 /*Map glyph_ids to kern right classes*/
@@ -878,7 +918,7 @@ static const uint8_t kern_right_class_mapping[] =
     23, 24, 25, 25, 25, 0, 25, 24,
     26, 27, 24, 24, 28, 28, 25, 28,
     25, 28, 29, 30, 31, 32, 32, 33,
-    32, 34, 35, 25
+    32, 34, 35, 25, 31, 0
 };
 
 /*Kern values between classes*/
@@ -1136,7 +1176,7 @@ lv_font_t montserrat_medium_18 = {
 #endif
     .get_glyph_dsc = lv_font_get_glyph_dsc_fmt_txt,    /*Function pointer to get glyph's data*/
     .get_glyph_bitmap = lv_font_get_bitmap_fmt_txt,    /*Function pointer to get glyph's bitmap*/
-    .line_height = 18,          /*The maximum line height required by the font*/
+    .line_height = 20,          /*The maximum line height required by the font*/
     .base_line = 4,             /*Baseline measured from the bottom of the line*/
 #if !(LVGL_VERSION_MAJOR == 6 && LVGL_VERSION_MINOR == 0)
     .subpx = LV_FONT_SUBPX_NONE,

main/main.c

@@ -14,11 +14,17 @@
 #include "nvs_flash.h"
 #include "mqtt_client.h"
 #include "meteofrance.h"
+#include "esp_netif_sntp.h"
+#include "esp_sntp.h"
+#include <locale.h>
 
 #include "esp_lcd_touch_gt911.h"
 LV_FONT_DECLARE(montserrat_medium_12)
 LV_FONT_DECLARE(montserrat_medium_18)
 
+char *days[7]={"Dimanche","Lundi","Mardi","Mercredi","Jeudi","Vendredi","Samedi"};
+char *months[12]={"Janvier","Février","Mars","Avril","Mai","Juin","Juillet","Août","Septembre","Octobre","Novembre","Décembre"};
+
 /* LCD size */
 #define EXAMPLE_LCD_H_RES (800)
 #define EXAMPLE_LCD_V_RES (480)
@@ -553,6 +559,7 @@ void draw_ihm()
     
 
     lv_obj_t * tab_buttons = lv_tabview_get_tab_bar(tabview);
+    lv_obj_set_width(tab_buttons,100);
     lv_obj_set_style_text_font(tab_buttons, &montserrat_medium_18, 0);
     lv_obj_set_style_bg_color(tab_buttons, lv_palette_darken(LV_PALETTE_GREY, 3), 0);
     lv_obj_set_style_text_color(tab_buttons, lv_palette_lighten(LV_PALETTE_GREY, 5), 0);
@@ -601,17 +608,36 @@ void draw_ihm()
     
     static lv_style_t style_lbvValue;
     lv_style_init(&style_lbvValue);
-    lv_obj_t *main = tab1;
-    lv_obj_add_style(main,&no_padding,0);
     lv_style_set_text_font(&style_lbvValue, &lv_font_montserrat_40);
 
+    lv_obj_t *supmain = tab1;
+    lv_obj_set_flex_flow(supmain, LV_FLEX_FLOW_COLUMN);
+ 
+    lv_obj_t *jour = lv_label_create(supmain);
+    lv_obj_add_style(jour,&style_font_16,0);
+
+    setlocale(LC_ALL, "fr_FR");
+    char strftime_buf[64];
+    time_t now = 0;
+    time(&now);
+    struct tm timeinfo = { 0 };
+    localtime_r(&now, &timeinfo);
+    sprintf(strftime_buf,"%s %d %s", days[timeinfo.tm_wday], timeinfo.tm_mday, months[timeinfo.tm_mon]);
+
+    lv_label_set_text(jour,strftime_buf);
+    lv_obj_align(jour, LV_ALIGN_CENTER,0,0);
+
+    lv_obj_t *main = lv_obj_create(supmain);
+    lv_obj_add_style(main,&no_padding,0);
+    lv_obj_set_size(main,LV_SIZE_CONTENT,LV_SIZE_CONTENT);
+
     lv_obj_set_flex_flow(main, LV_FLEX_FLOW_ROW);
     lv_obj_set_style_pad_column(main, 1, 0);
 
     /*Create a container with COLUMN flex direction*/
     lv_obj_t *cont_col = lv_obj_create(main);
     lv_obj_set_style_pad_all(cont_col, 5, 0);
-    lv_obj_set_size(cont_col, 250, 480);
+    lv_obj_set_size(cont_col, 250, 400);
     lv_obj_align(cont_col, LV_ALIGN_TOP_LEFT, 0, 0);
     lv_obj_set_flex_flow(cont_col, LV_FLEX_FLOW_COLUMN);
     lv_obj_set_flex_align(cont_col,LV_FLEX_ALIGN_CENTER,LV_FLEX_ALIGN_CENTER, LV_FLEX_ALIGN_CENTER);
@@ -622,13 +648,13 @@ void draw_ihm()
     lv_obj_set_flex_align(cont_col2, LV_FLEX_ALIGN_CENTER, LV_FLEX_ALIGN_CENTER, LV_FLEX_ALIGN_CENTER);
 
     /*Create a container with COLUMN flex direction*/
-    lv_obj_t *cont_col3 = lv_obj_create(tab1);
+    lv_obj_t *cont_col3 = lv_obj_create(main);
     lv_obj_set_style_pad_all(cont_col3, 5, 0);
-    lv_obj_set_size(cont_col3, 300, 480);
+    lv_obj_set_size(cont_col3, 300, 400);
     lv_obj_set_flex_flow(cont_col3, LV_FLEX_FLOW_COLUMN);
     lv_obj_set_flex_align(cont_col3, LV_FLEX_ALIGN_CENTER, LV_FLEX_ALIGN_CENTER, LV_FLEX_ALIGN_CENTER);
 
-    lv_obj_set_height(cont_col2, 480);
+    lv_obj_set_height(cont_col2, 400);
     lv_obj_set_width(cont_col2, LV_SIZE_CONTENT);
     lv_obj_align_to(cont_col2, cont_col, LV_ALIGN_OUT_TOP_RIGHT, 0, 0);
     lv_obj_set_flex_flow(cont_col2, LV_FLEX_FLOW_COLUMN);
@@ -1122,13 +1148,13 @@ void weather_data_retreived(struct meteoforecast_data datas[3])
     // struct meteoforecast_data* weather = (meteoforecast_data*) args;
     struct meteoforecast_data j1 = {};
     ESP_LOGE(TAG, "debut debug");
-    printf("%i\n", datas[0].datetime);
+    printf("%lld\n", datas[0].datetime);
     printf("%s\n", datas[0].previsions.desc);
     printf("%f\n", datas[0].previsions.min);
-    printf("%i\n", datas[1].datetime);
+    printf("%lld\n", datas[1].datetime);
     printf("%s\n", datas[1].previsions.desc);
     printf("%f\n", datas[1].previsions.min);
-    printf("%i\n", datas[2].datetime);
+    printf("%lld\n", datas[2].datetime);
     printf("%s\n", datas[2].previsions.desc);
     printf("%f\n", datas[2].previsions.min);
     ESP_LOGE(TAG, "fin debug");
@@ -1144,9 +1170,15 @@ void weather_data_retreived(struct meteoforecast_data datas[3])
         ESP_LOGE(TAG, "------------------------------------- Fin Set des subjects --------------------------------");
     }
 }
+static void obtain_time(void);
+void time_sync_notification_cb(struct timeval *tv)
+{
+    ESP_LOGI(TAG, "Notification of a time synchronization event");
+}
 
 void app_main(void)
 {
+
     /* LCD HW initialization */
     ESP_ERROR_CHECK(app_lcd_init());
 
@@ -1165,6 +1197,7 @@ void app_main(void)
     }
     ESP_ERROR_CHECK(ret);
 
+
     /* Show LVGL objects */
     if(lvgl_port_lock(0)){
         app_main_display();
@@ -1174,6 +1207,26 @@ void app_main(void)
     wifi_init_sta();
     mqtt_app_start();
 
+    time_t now;
+    struct tm timeinfo;
+    time(&now);
+    localtime_r(&now, &timeinfo);
+    // Is time set? If not, tm_year will be (1970 - 1900).
+    if (timeinfo.tm_year < (2016 - 1900)) {
+        ESP_LOGI(TAG, "Time is not set yet. Connecting to WiFi and getting time over NTP.");
+        obtain_time();
+        // update 'now' variable with current time
+        time(&now);
+    }
+
+    char strftime_buf[64];
+
+    // Set timezone to Eastern Standard Time and print local time
+    setenv("TZ", "CET-1CEST,M3.5.0,M10.5.0/3", 1);
+    tzset();
+    localtime_r(&now, &timeinfo);
+    strftime(strftime_buf, sizeof(strftime_buf), "%c", &timeinfo);
+
     on_weather_data_retrieval(weather_data_retreived);
     on_weather_data_retrieval_start(weather_data_retreived_start);
     initialise_weather_data_retrieval(60000);
@@ -1186,3 +1239,25 @@ void app_main(void)
         lvgl_port_unlock();
     }
 }
+
+static void obtain_time(void)
+{
+    ESP_LOGI(TAG, "Initializing and starting SNTP");
+    esp_sntp_config_t config = ESP_NETIF_SNTP_DEFAULT_CONFIG("pool.ntp.org");
+    config.sync_cb = time_sync_notification_cb;     // Note: This is only needed if we want
+    esp_netif_sntp_init(&config);
+    
+    // wait for time to be set
+    time_t now = 0;
+    struct tm timeinfo = { 0 };
+    int retry = 0;
+    const int retry_count = 15;
+    while (esp_netif_sntp_sync_wait(2000 / portTICK_PERIOD_MS) == ESP_ERR_TIMEOUT && ++retry < retry_count) {
+        ESP_LOGI(TAG, "Waiting for system time to be set... (%d/%d)", retry, retry_count);
+    }
+    time(&now);
+    localtime_r(&now, &timeinfo);
+
+    esp_netif_sntp_deinit();
+}
+