#include "STM32_common.h"
#include "dataStrs.h"

GPIO_TypeDef *getGpioPort(char *pin){
    if (strIsStartWith(pin, "PA")){
        return GPIOA;
    }
    if (strIsStartWith(pin, "PB")){
        return GPIOB;
    }
    if (strIsStartWith(pin, "PC")){
        return GPIOC;
    }
    if (strIsStartWith(pin, "PD")){
        return GPIOD;
    }
    return NULL;
}

uint16_t getGpioPin(char *pin){
    Args *buffs = New_strBuff();
    uint16_t gpioPin = 0;

    pin = strsCopy(buffs, pin + 2);
    if (strEqu(pin, "0")){
        gpioPin = GPIO_PIN_0;
        goto exit;
    }
    if (strEqu(pin, "1")){
        gpioPin = GPIO_PIN_1;
        goto exit;
    }
    if (strEqu(pin, "2")){
        gpioPin = GPIO_PIN_2;
        goto exit;
    }
    if (strEqu(pin, "3")){
        gpioPin = GPIO_PIN_3;
        goto exit;
    }
    if (strEqu(pin, "4")){
        gpioPin = GPIO_PIN_4;
        goto exit;
    }
    if (strEqu(pin, "5")){
        gpioPin = GPIO_PIN_5;
        goto exit;
    }
    if (strEqu(pin, "6")){
        gpioPin = GPIO_PIN_6;
        goto exit;
    }
    if (strEqu(pin, "7")){
        gpioPin = GPIO_PIN_7;
        goto exit;
    }
    if (strEqu(pin, "8")){
        gpioPin = GPIO_PIN_8;
        goto exit;
    }
    if (strEqu(pin, "9")){
        gpioPin = GPIO_PIN_9;
        goto exit;
    }
    if (strEqu(pin, "10")){
        gpioPin = GPIO_PIN_10;
        goto exit;
    }
    if (strEqu(pin, "11")){
        gpioPin = GPIO_PIN_11;
        goto exit;
    }
    if (strEqu(pin, "12")){
        gpioPin = GPIO_PIN_12;
        goto exit;
    }
    if (strEqu(pin, "13")){
        gpioPin = GPIO_PIN_13;
        goto exit;
    }
    if (strEqu(pin, "14")){
        gpioPin = GPIO_PIN_14;
        goto exit;
    }
    if (strEqu(pin, "15")){
        gpioPin = GPIO_PIN_15;
        goto exit;
    }

exit:
    args_deinit(buffs);
    return gpioPin;
}

uint32_t getPinMode(char *mode){
    if (strEqu(mode, "out")){
        return GPIO_MODE_OUTPUT_PP;
    }
    if (strEqu(mode, "in")){
        return GPIO_MODE_INPUT;
    }
    return NULL;
}


uint8_t enableClk(char *pin){
    if (strIsStartWith(pin, "PA")){
        __HAL_RCC_GPIOA_CLK_ENABLE();
        return 0;
    }
    if (strIsStartWith(pin, "PB")){
        __HAL_RCC_GPIOB_CLK_ENABLE();
        return 0;
    }
    if (strIsStartWith(pin, "PC")){
        __HAL_RCC_GPIOC_CLK_ENABLE();
        return 0;
    }
    if (strIsStartWith(pin, "PD")){
        __HAL_RCC_GPIOD_CLK_ENABLE();
        return 0;
    }
    return 1;
}