/*
 * IR_CMD_Handler.c
 *
 *  Created on: Aug 25, 2024
 *      Author: DashyFox
 */

#include "IR_CMD_Handler.h"
#include "IR.h"
#include "SimpleTimer.h"
#include "ShiftReg.h"
#include "Print.h"


#define IR_Timeout 137
#define ResetInputProgerss_Timeout 2500
#define NULL_NumberParam 0xFFFF

//extern unsigned char IR_Command;
//extern unsigned char IR_Address;
extern unsigned char IRStatus;

IRData data;
IRData old_data;

uint32_t IR_Timeout_timer = 0;
uint8_t dataHandled_flag = 0;

uint32_t inputInProgerss_timer = 0;
uint8_t inputInProgerss = 0;
uint8_t digitInputInProgerss = 0;

uint8_t inputDigit = 0; // left = 0 to right

uint16_t inputParam = NULL_NumberParam;

void IR_Home_Process();


void IR_ParamEnter();
void IR_CMD_Clear();
void (*InputHandler)(void) = IR_Home_Process;
void NullFunc(){};
void (*onParamEnter)() = NullFunc;
void paramEnter(void(*onEnter_)()){
	InputHandler = IR_ParamEnter;
	onParamEnter = onEnter_;

}

void IR_CMD_Handler() {

	// timeout tick
	if (dataHandled_flag && (millis() - IR_Timeout_timer > IR_Timeout)) {
		dataHandled_flag = 0;
	}
	if (inputInProgerss
			&& (millis() - inputInProgerss_timer > ResetInputProgerss_Timeout)) {
		IR_CMD_Clear();
	}

	// cmd handler
	if (IR_Available()) {
		data = getIRData();

		IR_Timeout_timer = millis();
		// works once per button press
		if (memcmp(&data, &old_data, sizeof(IRData)) != 0
				|| !dataHandled_flag) {
			dataHandled_flag = 1;
			if (IR_Address == 0x01) {
				printNumber(data.command);
				InputHandler();
				inputInProgerss = 1;
				inputInProgerss_timer = millis();
			}
			memcpy(&old_data, &data, sizeof(IRData));
		}
		IR_Timeout_timer = millis();
		ClearIRStatus();
	}
}

void IR_CMD_Clear() {

	InputHandler = IR_Home_Process;
	inputDigit = 0;
	inputInProgerss = 0;
	digitInputInProgerss = 0;
	inputParam = NULL_NumberParam;
	SetShiftReg_inline(0, 0xff, 0);
}

void IR_ParamEnter() {
	SetShiftReg_inline(0x03, 0, 0);
	if (0 <= data.command && data.command <= 9) {
		if (digitInputInProgerss) {
			inputParam = inputParam * 10; // dec shift << 1
			inputParam += data.command + 1;
			SetShiftReg_inline(0xF0, 0, 0);
		} else {
			inputParam = data.command + 1;
		}
		digitInputInProgerss = 1;
	} else {
		digitInputInProgerss = 0;
		switch (data.command) {

		case IR_ENTER:
			if(inputParam != NULL_NumberParam){
				SetShiftReg_inline(0, 0, inputParam);
				onParamEnter();
			}
			inputParam = NULL_NumberParam;
			digitInputInProgerss = 0;
			break;

		default:
			IR_Home_Process();
			break;
		}
	}
}