// ui.c
#include "ui.h"
#include "display.h"
#include "led_driver.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include <time.h>

static menu_state_t g_menu = MENU_OFF;

void ui_set_menu(menu_state_t s)
{
    g_menu = s;
}

void ui_menu_next(void)
{
    if (g_menu == MENU_OFF) return;

    g_menu++;
    if (g_menu > MENU_TEST_DISP)
        g_menu = MENU_MAIN;
}

static void ui_render_menu(void)
{
    switch (g_menu) {
        case MENU_MAIN:      display_text_top("MENU"); break;
        case MENU_PERC:      display_text_top("PERC"); break;
        case MENU_READ:      display_text_top("READ"); break;
        case MENU_TEST_LED:  display_text_top("LEDS"); break;
        case MENU_TEST_DISP: display_text_top("DISP"); break;
        default: break;
    }
}

void ui_menu_ok(void)
{
    switch (g_menu) {
        case MENU_PERC:
            // aqui no futuro: mostra % atual, muda via MQTT, etc
            display_text_top("70%");
            break;

        case MENU_READ:
            // aqui no futuro: mostra entradas/saídas da EEPROM
            display_text_top("CNT ");
            break;

        case MENU_TEST_LED:
            // efeito simples na roda
            led_clear();
            for (int i = 0; i < led_get_count(); i++) {
                led_set_pixel(i, 0, 0, 40);
                led_show();
                vTaskDelay(pdMS_TO_TICKS(10));
            }
            break;

        case MENU_TEST_DISP:
            display_text_top("8888");
            vTaskDelay(pdMS_TO_TICKS(500));
            display_clear_top();
            break;

        default:
            break;
    }
}

void ui_task(void *pv)
{
    while (1) {
        if (g_menu == MENU_OFF) {
            // modo normal → relógio + LED do segundo
            time_t now = time(NULL);
            struct tm t;
            localtime_r(&now, &t);

            display_set_time_top(t.tm_hour, t.tm_min);
            // aqui podes chamar a animação da roda (se quiseres relógio visual)
        } else {
            ui_render_menu();
        }

        vTaskDelay(pdMS_TO_TICKS(200));
    }
}