Files
overland-controller/firmware/esp32-s3-dashboard/esp32-s3-dashboard.ino
T

294 lines
9.1 KiB
Arduino

#include <Arduino.h>
#include <WiFi.h>
#include <HTTPClient.h>
#include <esp_display_panel.hpp>
#include <lvgl.h>
#include "lvgl_v8_port.h"
using namespace esp_panel::drivers;
using namespace esp_panel::board;
static const char *DASHBOARD_VERSION = "0.0.2-wifi-status";
// Update these if your Cargo ESP AP credentials are different.
static const char *CARGO_WIFI_SSID = "OverlandController";
static const char *CARGO_WIFI_PASSWORD = "overland1234";
static const char *CARGO_API_STATUS_URL = "http://192.168.4.1/api/v1/status";
static lv_obj_t *wifi_label = nullptr;
static lv_obj_t *api_label = nullptr;
static lv_obj_t *status_label = nullptr;
static lv_obj_t *touch_count_label = nullptr;
static uint32_t touch_count = 0;
static unsigned long last_wifi_attempt_ms = 0;
static unsigned long last_status_poll_ms = 0;
static void set_label_text(lv_obj_t *label, const String &text)
{
if (label == nullptr) {
return;
}
lvgl_port_lock(-1);
lv_label_set_text(label, text.c_str());
lvgl_port_unlock();
}
static void touch_test_event_cb(lv_event_t *event)
{
if (lv_event_get_code(event) != LV_EVENT_CLICKED) {
return;
}
touch_count++;
if (touch_count_label != nullptr) {
lvgl_port_lock(-1);
lv_label_set_text_fmt(touch_count_label, "Touch test count: %lu", (unsigned long)touch_count);
lvgl_port_unlock();
}
Serial.print("Touch test count: ");
Serial.println(touch_count);
}
static void connect_wifi_if_needed()
{
if (WiFi.status() == WL_CONNECTED) {
return;
}
if (millis() - last_wifi_attempt_ms < 10000) {
return;
}
last_wifi_attempt_ms = millis();
Serial.print("Connecting to Cargo ESP AP: ");
Serial.println(CARGO_WIFI_SSID);
set_label_text(wifi_label, "WiFi: connecting...");
WiFi.mode(WIFI_STA);
WiFi.begin(CARGO_WIFI_SSID, CARGO_WIFI_PASSWORD);
}
static void update_wifi_label()
{
if (WiFi.status() == WL_CONNECTED) {
String text = "WiFi: connected\nIP: ";
text += WiFi.localIP().toString();
text += "\nRSSI: ";
text += String(WiFi.RSSI());
text += " dBm";
set_label_text(wifi_label, text);
} else {
set_label_text(wifi_label, "WiFi: not connected\nSSID: " + String(CARGO_WIFI_SSID));
}
}
static void poll_status_api()
{
if (WiFi.status() != WL_CONNECTED) {
set_label_text(api_label, "API: waiting for WiFi");
set_label_text(status_label, "No API response yet.");
return;
}
if (millis() - last_status_poll_ms < 5000) {
return;
}
last_status_poll_ms = millis();
Serial.print("GET ");
Serial.println(CARGO_API_STATUS_URL);
set_label_text(api_label, "API: requesting /api/v1/status");
HTTPClient http;
http.begin(CARGO_API_STATUS_URL);
int code = http.GET();
if (code > 0) {
String body = http.getString();
Serial.print("HTTP ");
Serial.println(code);
Serial.println(body);
String api_text = "API: HTTP ";
api_text += String(code);
api_text += "\nGET /api/v1/status";
set_label_text(api_label, api_text);
if (body.length() > 900) {
body = body.substring(0, 900);
body += "\n...truncated...";
}
set_label_text(status_label, body);
} else {
String error = "API request failed: ";
error += http.errorToString(code);
Serial.println(error);
set_label_text(api_label, error);
set_label_text(status_label, "No valid response from Cargo ESP.");
}
http.end();
}
static void create_overland_status_screen()
{
lv_obj_t *screen = lv_scr_act();
lv_obj_clean(screen);
lv_obj_set_style_bg_color(screen, lv_color_hex(0x101418), 0);
lv_obj_t *title = lv_label_create(screen);
lv_label_set_text(title, "Overland Controller");
lv_obj_set_style_text_color(title, lv_color_hex(0xFFFFFF), 0);
lv_obj_set_style_text_font(title, &lv_font_montserrat_30, 0);
lv_obj_align(title, LV_ALIGN_TOP_MID, 0, 24);
lv_obj_t *subtitle = lv_label_create(screen);
lv_label_set_text(subtitle, "ESP32-S3 Dashboard - WiFi/API Bring-Up");
lv_obj_set_style_text_color(subtitle, lv_color_hex(0xB8C0C8), 0);
lv_obj_set_width(subtitle, 920);
lv_obj_set_style_text_align(subtitle, LV_TEXT_ALIGN_CENTER, 0);
lv_obj_align_to(subtitle, title, LV_ALIGN_OUT_BOTTOM_MID, 0, 8);
lv_obj_t *left_card = lv_obj_create(screen);
lv_obj_set_size(left_card, 430, 360);
lv_obj_align(left_card, LV_ALIGN_LEFT_MID, 38, 20);
lv_obj_set_style_radius(left_card, 16, 0);
lv_obj_set_style_bg_color(left_card, lv_color_hex(0x1F2933), 0);
lv_obj_set_style_border_color(left_card, lv_color_hex(0x3A4652), 0);
lv_obj_set_style_border_width(left_card, 2, 0);
lv_obj_set_style_pad_all(left_card, 18, 0);
lv_obj_t *right_card = lv_obj_create(screen);
lv_obj_set_size(right_card, 500, 360);
lv_obj_align(right_card, LV_ALIGN_RIGHT_MID, -38, 20);
lv_obj_set_style_radius(right_card, 16, 0);
lv_obj_set_style_bg_color(right_card, lv_color_hex(0x1F2933), 0);
lv_obj_set_style_border_color(right_card, lv_color_hex(0x3A4652), 0);
lv_obj_set_style_border_width(right_card, 2, 0);
lv_obj_set_style_pad_all(right_card, 18, 0);
lv_obj_t *hardware_label = lv_label_create(left_card);
lv_label_set_text(
hardware_label,
"Hardware:\n"
"Waveshare ESP32-S3 Touch LCD 5B\n\n"
"Display:\n"
"1024 x 600\n\n"
"Cargo API Base:\n"
"/api/v1"
);
lv_obj_set_style_text_color(hardware_label, lv_color_hex(0xFFFFFF), 0);
lv_obj_set_width(hardware_label, 380);
lv_obj_align(hardware_label, LV_ALIGN_TOP_LEFT, 0, 0);
wifi_label = lv_label_create(left_card);
lv_label_set_text(wifi_label, "WiFi: not connected");
lv_obj_set_style_text_color(wifi_label, lv_color_hex(0xB8C0C8), 0);
lv_obj_set_width(wifi_label, 380);
lv_obj_align(wifi_label, LV_ALIGN_TOP_LEFT, 0, 175);
api_label = lv_label_create(left_card);
lv_label_set_text(api_label, "API: waiting");
lv_obj_set_style_text_color(api_label, lv_color_hex(0xB8C0C8), 0);
lv_obj_set_width(api_label, 380);
lv_obj_align(api_label, LV_ALIGN_TOP_LEFT, 0, 250);
lv_obj_t *button = lv_btn_create(left_card);
lv_obj_set_size(button, 170, 54);
lv_obj_align(button, LV_ALIGN_BOTTOM_LEFT, 0, 0);
lv_obj_add_event_cb(button, touch_test_event_cb, LV_EVENT_CLICKED, nullptr);
lv_obj_t *button_label = lv_label_create(button);
lv_label_set_text(button_label, "Touch Test");
lv_obj_center(button_label);
touch_count_label = lv_label_create(left_card);
lv_label_set_text(touch_count_label, "Touch test count: 0");
lv_obj_set_style_text_color(touch_count_label, lv_color_hex(0xB8C0C8), 0);
lv_obj_align(touch_count_label, LV_ALIGN_BOTTOM_LEFT, 190, -18);
lv_obj_t *status_title = lv_label_create(right_card);
lv_label_set_text(status_title, "GET /api/v1/status");
lv_obj_set_style_text_color(status_title, lv_color_hex(0xFFFFFF), 0);
lv_obj_align(status_title, LV_ALIGN_TOP_LEFT, 0, 0);
status_label = lv_label_create(right_card);
lv_label_set_text(status_label, "No API response yet.");
lv_obj_set_style_text_color(status_label, lv_color_hex(0xDDE3EA), 0);
lv_obj_set_width(status_label, 455);
lv_obj_align(status_label, LV_ALIGN_TOP_LEFT, 0, 34);
lv_obj_t *footer = lv_label_create(screen);
lv_label_set_text(footer, "Current milestone: Dashboard WiFi client -> Cargo ESP /api/v1/status");
lv_obj_set_style_text_color(footer, lv_color_hex(0x7D8996), 0);
lv_obj_set_width(footer, 900);
lv_obj_set_style_text_align(footer, LV_TEXT_ALIGN_CENTER, 0);
lv_obj_align(footer, LV_ALIGN_BOTTOM_MID, 0, -18);
}
void setup()
{
Serial.begin(115200);
delay(1000);
Serial.println();
Serial.println("================================");
Serial.println("Overland Controller Dashboard");
Serial.println("================================");
Serial.print("Version: ");
Serial.println(DASHBOARD_VERSION);
Serial.println("Target: Waveshare ESP32-S3 Touch LCD 5B");
Serial.println("Display: 1024x600");
Serial.println("API Base: /api/v1");
Serial.println("Initializing board");
Board *board = new Board();
board->init();
#if LVGL_PORT_AVOID_TEARING_MODE
auto lcd = board->getLCD();
lcd->configFrameBufferNumber(LVGL_PORT_DISP_BUFFER_NUM);
#if ESP_PANEL_DRIVERS_BUS_ENABLE_RGB && CONFIG_IDF_TARGET_ESP32S3
auto lcd_bus = lcd->getBus();
if (lcd_bus->getBasicAttributes().type == ESP_PANEL_BUS_TYPE_RGB) {
static_cast<BusRGB *>(lcd_bus)->configRGB_BounceBufferSize(lcd->getFrameWidth() * 10);
}
#endif
#endif
assert(board->begin());
Serial.println("Initializing LVGL");
lvgl_port_init(board->getLCD(), board->getTouch());
Serial.println("Creating Overland WiFi/API screen");
lvgl_port_lock(-1);
create_overland_status_screen();
lvgl_port_unlock();
Serial.println("Dashboard WiFi/API screen ready");
}
void loop()
{
connect_wifi_if_needed();
update_wifi_label();
poll_status_api();
delay(500);
}