Initial commit

2026-09-18 09:00:24 +00:00 · 2026-08-01 23:38:09 +02:00
parent 0d9cca3668
commit a99b986544
28 changed files with 1476 additions and 1 deletions
@@ -0,0 +1,128 @@
+#include "home_screen.h"
+#include <M5Stack.h>
+#include "../../include/theme.h"
+#include "../icons/icons.h"
+#include "../api/weather_api.h"
+#include "../api/calendar_api.h"
+
+namespace {
+    WeatherData lastWeather;
+    CalendarData lastCalendar;
+    bool weatherOk = false;
+    bool calendarOk = false;
+    unsigned long lastFetchMs = 0;
+    const unsigned long REFRESH_INTERVAL_MS = 10UL * 60UL * 1000UL; // 10 minutes
+
+    String formatEventTime(const CalendarEvent &ev) {
+        // Times are shown exactly as provided by the API, no timezone math.
+        if (ev.allDay) {
+            // start_at looks like "2026-08-03T00:00:00" -> show date part only
+            int tIdx = ev.startAt.indexOf('T');
+            return tIdx > 0 ? ev.startAt.substring(0, tIdx) : ev.startAt;
+        } else {
+            int tIdx = ev.startAt.indexOf('T');
+            if (tIdx > 0 && ev.startAt.length() >= tIdx + 6) {
+                return ev.startAt.substring(tIdx + 1, tIdx + 6); // HH:MM
+            }
+            return ev.startAt;
+        }
+    }
+
+    void doFetch() {
+        WeatherData w = fetchWeather();
+        weatherOk = w.valid;
+        if (w.valid) lastWeather = w;
+
+        CalendarData c = fetchCalendar();
+        calendarOk = c.valid;
+        if (c.valid) lastCalendar = c;
+
+        lastFetchMs = millis();
+    }
+
+    void drawErrorState(int x, int y, const char *label) {
+        Icons::drawRetryIcon(x, y, 10);
+        M5.Lcd.setTextColor(Theme::TEXT_DIM, Theme::BG);
+        M5.Lcd.setCursor(x + 20, y - 5);
+        M5.Lcd.print(label);
+    }
+}
+
+void updateHomeScreen() {
+    if (lastFetchMs == 0 || millis() - lastFetchMs >= REFRESH_INTERVAL_MS) {
+        doFetch();
+    }
+}
+
+void renderHomeScreen(bool forceRefresh) {
+    if (forceRefresh || lastFetchMs == 0) {
+        doFetch();
+    }
+
+    M5.Lcd.fillScreen(Theme::BG);
+
+    // --- Weather block (top) ---
+    if (weatherOk) {
+        Icons::drawWeatherIcon(lastWeather.current.symbol, 45, 55, 24);
+
+        M5.Lcd.setTextColor(Theme::TEXT, Theme::BG);
+        M5.Lcd.setTextSize(4);
+        M5.Lcd.setCursor(90, 30);
+        M5.Lcd.printf("%d", lastWeather.current.temperature);
+        M5.Lcd.setTextSize(2);
+        M5.Lcd.print(" C");
+
+        M5.Lcd.setTextSize(2);
+        M5.Lcd.setTextColor(Theme::TEXT_DIM, Theme::BG);
+        M5.Lcd.setCursor(90, 65);
+        M5.Lcd.print(lastWeather.current.description);
+
+        if (willRainSoon(lastWeather, 8)) {
+            Icons::drawRainWarning(280, 30);
+            M5.Lcd.setTextColor(Theme::ACCENT_RAIN, Theme::BG);
+            M5.Lcd.setTextSize(1);
+            M5.Lcd.setCursor(220, 45);
+            M5.Lcd.print("Regen moeglich");
+        }
+    } else {
+        drawErrorState(20, 40, "Wetter n.a.");
+    }
+
+    M5.Lcd.drawFastHLine(10, 95, Theme::SCREEN_W - 20, Theme::BG_CARD);
+
+    // --- Calendar block (next 2 events) ---
+    M5.Lcd.setTextColor(Theme::TEXT, Theme::BG);
+    M5.Lcd.setTextSize(2);
+    M5.Lcd.setCursor(10, 105);
+    Icons::drawCalendarIcon(20, 115, 14);
+    M5.Lcd.setCursor(35, 108);
+    M5.Lcd.print("Termine");
+
+    if (calendarOk) {
+        int y = 135;
+        int shown = 0;
+        for (const auto &ev : lastCalendar.events) {
+            if (shown >= 2) break;
+            M5.Lcd.setTextColor(Theme::TEXT, Theme::BG);
+            M5.Lcd.setTextSize(2);
+            M5.Lcd.setCursor(10, y);
+            M5.Lcd.print(ev.summary.substring(0, 20));
+
+            M5.Lcd.setTextColor(Theme::TEXT_DIM, Theme::BG);
+            M5.Lcd.setTextSize(1);
+            M5.Lcd.setCursor(10, y + 20);
+            M5.Lcd.print(formatEventTime(ev));
+
+            y += 40;
+            shown++;
+        }
+    } else {
+        drawErrorState(20, 150, "Kalender n.a.");
+    }
+
+    // --- Footer hint ---
+    M5.Lcd.setTextColor(Theme::TEXT_DIM, Theme::BG);
+    M5.Lcd.setTextSize(1);
+    M5.Lcd.setCursor(10, 225);
+    M5.Lcd.print("A:Wetter/Kalender  B:Home  C:MVG");
+}