/*
 * Copyright (c) 2022 OpenLuat & AirM2M
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

#include "luat_base.h"
#include "luat_malloc.h"
#include "luat_msgbus.h"
#include "luat_timer.h"
#include "luat_gpio.h"
#include "core_gpio.h"
#include "platform_define.h"
#include "luat_irq.h"

#define LUAT_LOG_TAG "luat.gpio"
#include "luat_log.h"

static void luat_gpio_irq_callback(void *ptr, void *pParam)
{
    int pin = (int)ptr;
    luat_gpio_irq_default(pin, (void*)luat_gpio_get(pin));
}

int luat_gpio_setup(luat_gpio_t *gpio){
    if (gpio->pin < HAL_GPIO_2 || gpio->pin > HAL_GPIO_MAX) return 0;
    GPIO_Iomux(gpio->pin, 1);
    switch (gpio->mode){
        case Luat_GPIO_OUTPUT:
            GPIO_Config(gpio->pin, 0, 0);
            break;
        case Luat_GPIO_INPUT:
            GPIO_Config(gpio->pin, 1, 0);
            break;
        case Luat_GPIO_IRQ:{
            switch (gpio->irq){
                case Luat_GPIO_RISING:
                    GPIO_ExtiConfig(gpio->pin, 0,1,0);
                    break;
                case Luat_GPIO_FALLING:
                    GPIO_ExtiConfig(gpio->pin, 0,0,1);
                    break;
                case Luat_GPIO_BOTH:
                    GPIO_ExtiConfig(gpio->pin, 0,1,1);
                default:
                    break;
            }
            if (gpio->irq_cb) {
            	GPIO_ExtiSetCB(gpio->pin, gpio->irq_cb, gpio->irq_args);
            }
            else
            {
            	GPIO_ExtiSetCB(gpio->pin, luat_gpio_irq_callback, gpio->irq_args);
            }

        }break;
        default:
            break;
    }
    switch (gpio->pull){
        case Luat_GPIO_PULLUP:
            GPIO_PullConfig(gpio->pin, 1, 1);
            break;
        case Luat_GPIO_PULLDOWN:
            LLOGE("air105 can't config pulldown");
            GPIO_PullConfig(gpio->pin, 1, 0);
            break;
        case Luat_GPIO_DEFAULT:
            GPIO_PullConfig(gpio->pin, 0, 0);
        default:
            break;
    }
    return 0;
}

int luat_gpio_set(int pin, int level){
    if (pin < HAL_GPIO_2 || pin >= HAL_GPIO_MAX) return 0;
    GPIO_Output(pin, level);
    return 0;
}

int luat_gpio_get(int pin){
    if (pin < HAL_GPIO_2 || pin >= HAL_GPIO_MAX) return 0;
    int re = GPIO_Input(pin);
    return re;
}

void luat_gpio_close(int pin){
    if (pin < HAL_GPIO_2 || pin >= HAL_GPIO_MAX) return ;
    GPIO_ExtiSetCB(pin, NULL, 0);
    GPIO_ExtiConfig(pin, 0,0,0);
    return ;
}

void luat_gpio_pulse(int pin, uint8_t *level, uint16_t len, uint16_t delay_ns) {
	GPIO_OutPulse(pin, level, len, delay_ns);
}