irrigation.ino

// #include <PID_v1.h>
// include motor

//general status
const String IDLE_STATUS = "idle";

//irrigation status
const String IRRIGATION_STATUS = "irrigation";
const String IRRIGATION_ERROR_STATUS = "irrigation_error";
const String IRRIGATED_STATUS = "irrigated";

//calibration status
const String CALIBRATION_STATUS = "calibration";
const String CALIBRATION_ERROR_STATUS = "calibration_error";
const String CALIBRATED_STATUS = "calibrated";

//test status
const String TEST_STATUS = "test";
const String TEST_ERROR_STATUS = "test_error";
const String TESTED_STATUS = "tested";

// PID constants
// const float ki = 1;
// const float kp = 1;
// const float kd = 1;

class WaterPump {
    private:
    string id;
    string status;
    int pin;
    bool onError;  //inUse
    AFMOTOR motor;

    // PID myPID;
    // double pid_input;
    // double pid_output;
    // double pid_setpoint;

    public:
    WaterPump (string id, int pin) {
        this->id = id;
        this->pin = pin;
        this->pin = IDLE_STATUS;
        this->onError = false;

        this->motor(this->pin);
        // this->myPID(&this->pid_input, &this->pid_output, &this->pid_setpoint, kp, ki, kd, DIRECT);
    }

    int calculateDelayTime (ml) {
        //freq
        //speed
        //time
        return //f(time, ml, freq, speed) =
    }

    void irrigation (float ml) {
        // validate if exist an error
        if (this->onError) {
            Serial.println("la bomba esta con error ->", this->status);
            return;
        }

        // validate if status equal to "irrigation"
        if (this->status == IRRIGATION_STATUS) {
            Serial.println("la bomba está regando ->", this->status);
            return;
        }

        // validate if status equal to "calibration"
        if (this->status == CALIBRATION_STATUS) {
            Serial.println("la bomba se está calibrando ->", this->status);
            return;
        }

        //change to irrigation status
        Serial.println("water pump changed status: ", IRRIGATION_STATUS);
        this->status = IRRIGATION_STATUS;

        //calculate and get magic time number for use inside delay method
        int delayTime = this->calculateDelayTime(ml)

        //turn on this motor to start irrigation
        Serial.println("la bomba se ha encendido");
        this->motor(FORWARD);

        //wait magic delay number
        Serial.println("esperando X segundos", delayTime);
        delay(delayTime);

        //turn off water pump irrigation
        Serial.println("la bomba se ha detenido");
        this->motor(RELEASE);

        //chage to irrigated status
        Serial.println("water pump changed status: ", IRRIGATED_STATUS);
        this->status = IRRIGATED_STATUS
    }

    void calibration (float ml) {}

    void test (float ml, float time) {
        // validate if water pump is in use

        //change to test status
        Serial.println("water pump changed status: ", TEST_STATUS);
        this->status = TEST_STATUS;

        irrigation (float ml)
    }
}