Initial commit - sync AliceRC to Gitea

2026-08-03 15:54:25 +08:00
commit 493b7d81d7
1510 changed files with 185319 additions and 0 deletions
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+/**
+ * @file ui_task.c
+ * @brief UI task - button handling and OLED display
+ */
+#include <stdio.h>
+#include <string.h>
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "freertos/queue.h"
+#include "esp_log.h"
+#include "driver/gpio.h"
+#include "app_main.h"
+
+static const char *TAG = "ui";
+
+/* Button debounce parameters */
+#define DEBOUNCE_MS     50
+#define LONG_PRESS_MS   1000
+
+/* Button state tracking */
+typedef struct {
+    uint8_t gpio;
+    uint8_t last_state;
+    uint32_t last_change_ms;
+    uint32_t press_start_ms;
+    uint8_t long_press_sent;
+} btn_state_t;
+
+static btn_state_t buttons[] = {
+    {BTN_UP_GPIO,   1, 0, 0, 0},
+    {BTN_DOWN_GPIO, 1, 0, 0, 0},
+    {BTN_SEL_GPIO,  1, 0, 0, 0},
+    {BTN_BACK_GPIO, 1, 0, 0, 0},
+};
+
+static void handle_button(btn_state_t *btn, uint8_t idx)
+{
+    uint8_t state = gpio_get_level(btn->gpio);
+    uint32_t now = xTaskGetTickCount() * portTICK_PERIOD_MS;
+    
+    if (state != btn->last_state) {
+        btn->last_change_ms = now;
+        btn->last_state = state;
+        
+        if (state == 0) { /* Pressed */
+            btn->press_start_ms = now;
+            btn->long_press_sent = 0;
+            
+            ui_event_t evt = {.key = idx, .action = 0}; /* press */
+            if (ui_event_queue) {
+                xQueueSend(ui_event_queue, &evt, 0);
+            }
+        } else { /* Released */
+            if (!btn->long_press_sent) {
+                ui_event_t evt = {.key = idx, .action = 1}; /* release */
+                if (ui_event_queue) {
+                    xQueueSend(ui_event_queue, &evt, 0);
+                }
+            }
+        }
+    } else if (state == 0 && !btn->long_press_sent) {
+        /* Check for long press */
+        if ((now - btn->press_start_ms) >= LONG_PRESS_MS) {
+            btn->long_press_sent = 1;
+            ui_event_t evt = {.key = idx, .action = 2}; /* long press */
+            if (ui_event_queue) {
+                xQueueSend(ui_event_queue, &evt, 0);
+            }
+        }
+    }
+}
+
+void ui_task(void *pvParameters)
+{
+    ESP_LOGI(TAG, "UI task started");
+    
+    /* OLED initialization would go here */
+    /* display_init(); */
+    
+    /* Button state initialization */
+    for (int i = 0; i < 4; i++) {
+        buttons[i].last_state = gpio_get_level(buttons[i].gpio);
+    }
+    
+    while (1) {
+        /* Scan buttons */
+        for (int i = 0; i < 4; i++) {
+            handle_button(&buttons[i], i);
+        }
+        
+        /* Process UI events */
+        ui_event_t evt;
+        while (xQueueReceive(ui_event_queue, &evt, 0)) {
+            const char *key_names[] = {"UP", "DOWN", "SEL", "BACK"};
+            const char *actions[] = {"press", "release", "long_press"};
+            ESP_LOGI(TAG, "Button: %s - %s", key_names[evt.key], actions[evt.action]);
+        }
+        
+        /* Read ADC data for display */
+        adc_data_t adc_data;
+        if (adc_data_queue && xQueuePeek(adc_data_queue, &adc_data, 0)) {
+            /* Update OLED display with ADC data */
+            /* display_update(&adc_data); */
+        }
+        
+        vTaskDelay(pdMS_TO_TICKS(20));  /* 50Hz scan rate */
+    }
+}