//
// Created by xemon on 15.12.22.
//
#include "ControllableSwitch.h"

#include "stdint.h"


void ControllableSwitch_Init(
        tControllableSwitch *env,
        void *invalidatorEnv,
        void *invalidator
) {
    env->env = invalidatorEnv;
    env->invalidator = invalidator;
    env->hasCurrentState = false;
    env->hasHardTarget = false;
    env->hasSoftTarget = false;
}

#define ControllableSwitch_Invalidate(STATE, TARGET) (STATE)->invalidator((STATE)->env,(STATE)->currentState,TARGET)


uint32_t ControllableSwitch_Check(tControllableSwitch *env) {

    if (env->hasHardTarget) {
        if ((env->hardTarget != env->currentState) || !env->hasCurrentState) {
            return ControllableSwitch_Invalidate(env, env->hardTarget);
        }
    } else if (env->hasSoftTarget) {
        if ((env->softTarget != env->currentState) || !env->hasCurrentState) {
            return ControllableSwitch_Invalidate(env, env->softTarget);
        }
    }

    return env->currentState;
}


void ControllableSwitch_Set(tControllableSwitch *env, bool value) {
    env->softTarget = value;
    env->hasSoftTarget = true;
    env->currentState = ControllableSwitch_Check(env);
    env->hasCurrentState = true;
}

void ControllableSwitch_SetHard(tControllableSwitch *env, int32_t value) {
    env->hardTarget = value;
    env->hasHardTarget = true;
    env->currentState = ControllableSwitch_Check(env);
    env->hasCurrentState = true;
}

void ControllableSwitch_ClearHard(tControllableSwitch *env) {
    env->hasHardTarget = false;
    env->currentState = ControllableSwitch_Check(env);
}