//
// Created by MightyPork on 2023/04/09.
//

#include <stddef.h>
#include <stdbool.h>
#include "app_gui.h"
#include "gui_event.h"
#include "screen_menu.h"
#include "app_heater.h"
#include "ufb/fb_7seg.h"
#include "FreeRTOS.h"


void screen_manual(GuiEvent event)
{
    bool temp_changed = false;
    if (event == GUI_EVENT_SCREEN_INIT) {
        return;
    }

    // menu is activated by long push
    if (push_time() >= pdMS_TO_TICKS(500)) {
        switch_screen(screen_manual_menu, true);
        return;
    }

    switch (event) {
        case GUI_EVENT_PAINT:
            fb_7seg_number(4, 40, 12, 20, 2, 2,
                           1,
                           s_app.set_temp, 3, 0
            );
            break;

        case GUI_EVENT_KNOB_RELEASE:
            input_sound_effect();
            s_app.heater_enabled ^= 1;
            app_heater_enable(s_app.heater_enabled);
            request_paint();
            break;

        case GUI_EVENT_KNOB_PLUS:
            if (s_app.set_temp <= MAX_TEMP - 5) {
                s_app.set_temp += 5;
                temp_changed = true;
            }
            break;

        case GUI_EVENT_KNOB_MINUS:
            if (s_app.set_temp >= 5) {
                s_app.set_temp -= 5;
                temp_changed = true;
            }
            break;
    }

    if (temp_changed) {
        input_sound_effect();
        app_heater_set_target((float) s_app.set_temp);
        request_paint();
    }
}

// ---------------------------

static const char* manual_menu_opts[] = {
        "Zrušit",
        "Hlavní menu",
        NULL
};

static void manual_menu_cb(int opt) {
    switch (opt) {
        case 0:
            // Close menu
            switch_screen(screen_manual, false);
            break;

        case 1:
            s_app.heater_enabled = false;
            app_heater_enable(false);
            switch_screen(screen_home, true);
            break;
    }
}

void screen_manual_menu(GuiEvent event)
{
    screen_menu(event, manual_menu_opts, manual_menu_cb);
}