#include "wifi_board.h"
#include "codecs/no_audio_codec.h"
#include "display/lcd_display.h"
#include "system_reset.h"
#include "application.h"
#include "button.h"
#include "config.h"
#include "power_save_timer.h"
#include "mcp_server.h"
#include "lamp_controller.h"
#include "led/single_led.h"
#include "assets/lang_config.h"

#include <esp_log.h>
#include <esp_lcd_panel_vendor.h>
#include <esp_lcd_panel_io.h>
#include <esp_lcd_panel_ops.h>
#include <driver/spi_common.h>

#include <esp_sleep.h>

#if defined(ESP32_CGC_144_lite)
#include "power_manager_lite.h"
#else
#include "power_manager.h"
#endif

#define TAG "ESP32_CGC_144"

class ESP32_CGC_144 : public WifiBoard {
private:
    Button boot_button_;
    LcdDisplay* display_;
    Button asr_button_;
    PowerSaveTimer* power_save_timer_;
    PowerManager* power_manager_;
    esp_lcd_panel_io_handle_t panel_io = nullptr;
    esp_lcd_panel_handle_t panel = nullptr;

#if defined(ESP32_CGC_144_lite)
void InitializePowerManager() {
    power_manager_ = new PowerManager(GPIO_NUM_NC);
    power_manager_->OnChargingStatusChanged([this](bool is_charging) {
        if (is_charging) {
            power_save_timer_->SetEnabled(false);
        } else {
            power_save_timer_->SetEnabled(true);
        }
    });
}
#else
void InitializePowerManager() {
    power_manager_ = new PowerManager(GPIO_NUM_36);
    power_manager_->OnChargingStatusChanged([this](bool is_charging) {
        if (is_charging) {
            power_save_timer_->SetEnabled(false);
        } else {
            power_save_timer_->SetEnabled(true);
        }
    });
}
#endif

    void InitializePowerSaveTimer() {
        power_save_timer_ = new PowerSaveTimer(-1, 60);
        power_save_timer_->OnEnterSleepMode([this]() {
            GetDisplay()->SetPowerSaveMode(true);
            GetBacklight()->SetBrightness(1);
        });
        power_save_timer_->OnExitSleepMode([this]() {
            GetDisplay()->SetPowerSaveMode(false);
            GetBacklight()->RestoreBrightness();
        });

        power_save_timer_->SetEnabled(true);
    }

    void InitializeSpi() {
        spi_bus_config_t buscfg = {};
        buscfg.mosi_io_num = DISPLAY_MOSI_PIN;
        buscfg.miso_io_num = GPIO_NUM_NC;
        buscfg.sclk_io_num = DISPLAY_SCLK_PIN;
        buscfg.quadwp_io_num = GPIO_NUM_NC;
        buscfg.quadhd_io_num = GPIO_NUM_NC;
        buscfg.max_transfer_sz = DISPLAY_WIDTH * DISPLAY_HEIGHT * sizeof(uint16_t);
        ESP_ERROR_CHECK(spi_bus_initialize(SPI3_HOST, &buscfg, SPI_DMA_CH_AUTO));
    }

    void InitializeSt7735Display() {
        // esp_lcd_panel_io_handle_t panel_io = nullptr;
        // esp_lcd_panel_handle_t panel = nullptr;
        // 液晶屏控制IO初始化
        ESP_LOGD(TAG, "Install panel IO");
        esp_lcd_panel_io_spi_config_t io_config = {};
        io_config.cs_gpio_num = DISPLAY_CS_PIN;
        io_config.dc_gpio_num = DISPLAY_DC_PIN;
        io_config.spi_mode = DISPLAY_SPI_MODE;
        io_config.pclk_hz = DISPLAY_SPI_SCLK_HZ;
        io_config.trans_queue_depth = 10;
        io_config.lcd_cmd_bits = 8;
        io_config.lcd_param_bits = 8;
        ESP_ERROR_CHECK(esp_lcd_new_panel_io_spi(SPI3_HOST, &io_config, &panel_io));

        // 初始化液晶屏驱动芯片
        ESP_LOGD(TAG, "Install LCD driver");
        esp_lcd_panel_dev_config_t panel_config = {};
        panel_config.reset_gpio_num = DISPLAY_RESET_PIN;
        panel_config.rgb_ele_order = DISPLAY_RGB_ORDER;
        panel_config.bits_per_pixel = 16;
        ESP_ERROR_CHECK(esp_lcd_new_panel_st7789(panel_io, &panel_config, &panel));
        
        esp_lcd_panel_reset(panel);

        esp_lcd_panel_init(panel);
        esp_lcd_panel_invert_color(panel, DISPLAY_INVERT_COLOR);
        esp_lcd_panel_swap_xy(panel, DISPLAY_SWAP_XY);
        esp_lcd_panel_mirror(panel, DISPLAY_MIRROR_X, DISPLAY_MIRROR_Y);
        display_ = new SpiLcdDisplay(panel_io, panel,
                                    DISPLAY_WIDTH, DISPLAY_HEIGHT, DISPLAY_OFFSET_X, DISPLAY_OFFSET_Y, DISPLAY_MIRROR_X, DISPLAY_MIRROR_Y, DISPLAY_SWAP_XY);
    }
 
    void InitializeButtons() {
        boot_button_.OnClick([this]() {
            power_save_timer_->WakeUp();
            auto& app = Application::GetInstance();
            if (app.GetDeviceState() == kDeviceStateStarting) {
                EnterWifiConfigMode();
                return;
            }
            app.ToggleChatState();
        });

        asr_button_.OnClick([this]() {
            power_save_timer_->WakeUp();
            std::string wake_word="你好小智";
            Application::GetInstance().WakeWordInvoke(wake_word);
        });
    }

    // 物联网初始化，添加对 AI 可见设备
    void InitializeTools() {
        static LampController lamp(LAMP_GPIO);
    }

public:
    ESP32_CGC_144() :
	boot_button_(BOOT_BUTTON_GPIO), asr_button_(ASR_BUTTON_GPIO) {
        InitializePowerManager();
        InitializePowerSaveTimer();
        InitializeSpi();
        InitializeSt7735Display();
        InitializeButtons();
        InitializeTools();
        GetBacklight()->RestoreBrightness();
    }

    virtual AudioCodec* GetAudioCodec() override {
        static NoAudioCodecSimplex audio_codec(AUDIO_INPUT_SAMPLE_RATE, AUDIO_OUTPUT_SAMPLE_RATE,
            AUDIO_I2S_SPK_GPIO_BCLK, AUDIO_I2S_SPK_GPIO_LRCK, AUDIO_I2S_SPK_GPIO_DOUT, AUDIO_I2S_MIC_GPIO_SCK, AUDIO_I2S_MIC_GPIO_WS, AUDIO_I2S_MIC_GPIO_DIN);
        return &audio_codec;
    }

    virtual Display* GetDisplay() override {
        return display_;
    }
    
    virtual Backlight* GetBacklight() override {
        static PwmBacklight backlight(DISPLAY_BACKLIGHT_PIN, DISPLAY_BACKLIGHT_OUTPUT_INVERT);
        return &backlight;
    }

    virtual bool GetBatteryLevel(int& level, bool& charging, bool& discharging) override {
        static bool last_discharging = false;
        charging = power_manager_->IsCharging();
        discharging = power_manager_->IsDischarging();
        if (discharging != last_discharging) {
            power_save_timer_->SetEnabled(discharging);
            last_discharging = discharging;
        }
        level = power_manager_->GetBatteryLevel();
        return true;
    }

    virtual void SetPowerSaveLevel(PowerSaveLevel level) override {
        if (level != PowerSaveLevel::LOW_POWER) {
            power_save_timer_->WakeUp();
        }
        WifiBoard::SetPowerSaveLevel(level);
    }
};

DECLARE_BOARD(ESP32_CGC_144);
