#include "backlasses.h"
#include "contclasses.h"
//TODO: pragma once

EndpointHandler::EndpointHandler(uint64_t idx) {
	//std::vector<Endpoint*> endpoints = osh->getPlaybackEndpoints().at(idx);
	this->ep = osh->getPlaybackEndpoints().at(idx);
	epc = new EndpointVolumeCallback(ep);
	//epName = ep->getName();
	if (this->ep->getState() == EndpointState::ENDPOINT_ACTIVE) {
		callbackInfo.muted = this->getMute();
		callbackInfo.mainVolume = this->getVolume(AudioChannel::CHANNEL_MAIN);
		callbackInfo.channels = this->getChannelCount();
		ep->setVolumeCallback(epc);
		callbackInfo.channelVolumes.resize(this->callbackInfo.channels);
		for(uint32_t i = 0; i < this->getChannelCount(); i++){
			callbackInfo.channelVolumes[i] = this->getVolume(i);
		}
	}
}

void EndpointHandler::setFrontVisibilityInfo(EndpointState state, uint64_t frontIdx){
	ephfv.visibility = state;
	ephfv.frontIdx = frontIdx;
}

uint64_t EndpointHandler::getFrontVisibilityIndex(){
	return ephfv.frontIdx;
}

EndpointState EndpointHandler::getFrontVisibilityState(){
	return ephfv.visibility;
}

/* 	these two, currently unused. If I use them, I should feel bad.
 * Endpoint* EndpointHandler::getEndpoint() {
 * 	return this->ep;
 * }
 * 
 * EndpointVolumeCallback* EndpointHandler::getEndpointVolumeCallback() {
 * 	return this->epc;
 * }
 */

BackEndpointVolumeCallbackInfo* EndpointHandler::getCallbackInfo(){
	return &this->callbackInfo;
}

uint32_t EndpointHandler::getChannelCount(){
	return ep->getChannelCount();
}

void EndpointHandler::setIndex(uint64_t idx){
	this->idx = idx;
}

uint64_t EndpointHandler::getIndex(){
	return idx;
}

/*
 * -1 for master volume
 */
void EndpointHandler::setVolume(NGuid guid, int channel, int value){
	if (channel == AudioChannel::CHANNEL_MAIN)
		ep->setVolume(guid, channel, (float)value / 100);
	else ep->setVolume(guid, channel, (float)value / 100);
}

void EndpointHandler::setMute(NGuid guid, bool muted){
	ep->setMute(guid, muted);
}

std::wstring EndpointHandler::getName(){
	return ep->getName();
}

std::wstring EndpointHandler::getId(){
	return ep->getId();
}

float EndpointHandler::getVolume(int channel){
    return ep->getVolume(channel);
}

bool EndpointHandler::getMute(){
    return ep->getMute();
}

size_t EndpointHandler::getState(){
	return ep->getState();
}

void EndpointHandler::setState(uint8_t state){
	ep->setState(state);
}

uint8_t EndpointHandler::getRoles(){
	return ep->getRoles();
}

void EndpointHandler::setRoles(Roles newRole){
	ep->setRoles(newRole);
}

void EndpointHandler::assignRoles(Roles newRole){
	ep->assignRoles(newRole);
}

void EndpointHandler::removeRoles(Roles newRole){
	ep->removeRoles(newRole);
}

EndpointHandler::~EndpointHandler() {
	ep->removeVolumeCallback(epc);
	epc->Release();
	delete ep;
}

OverseerHandler::OverseerHandler() {
	this->os = new Overseer();
}

std::vector<Endpoint*> OverseerHandler::getPlaybackEndpoints() {
	return this->os->getPlaybackEndpoints();
}


std::vector<EndpointHandler*> OverseerHandler::getEndpointHandlers(){
	return endpointHandlers;
}

uint64_t OverseerHandler::getPlaybackEndpointsCount(){
	return this->os->getPlaybackEndpoints().size();
}

void OverseerHandler::reloadEndpointHandlers(){
	//std::vector<EndpointHandler*>* ephs = new std::vector<EndpointHandler*>;
	log_debugcpp(" VSize: " + std::to_string(this->getPlaybackEndpointsCount()));
	
	for(uint64_t i = 0; i < this->getPlaybackEndpointsCount(); i++){
		log_debugcpp("Creating handler " + std::to_string(i));
		
		if(i < (this->endpointHandlers.size()) && 
		   this->endpointHandlers.at(i) != nullptr)
			delete endpointHandlers.at(i);
		
		EndpointHandler* eph = new EndpointHandler(i);
		log_debugcpp("Created handler " + std::to_string(i) + ", adding to vector. " + " VSize: " + std::to_string(this->getPlaybackEndpointsCount()));
		
		if (i >= this->endpointHandlers.size())
			endpointHandlers.push_back(eph);
		else endpointHandlers.at(i) = eph;
	}
	//setEndpointHandlers(ephs);
}

NGuid OverseerHandler::getGuid() {
	return this->os->getGuid();
}

void OverseerHandler::setChangeFrontDefaultsFunction(std::function<void(Roles, std::wstring)> changeFrontDefaults){
	this->changeFrontDefaults = changeFrontDefaults;
}

void OverseerHandler::changeFrontDefaultsCallback(Roles role, std::wstring endpointId) {
	this->changeFrontDefaults(role, endpointId);
}

void OverseerHandler::reviseEndpointShowing(std::wstring endpointId, EndpointState state) {
	EndpointHandler* affected = nullptr;
	for (auto eph : this->endpointHandlers) {
		if (eph->getId() == endpointId) {
			affected = eph;
			break;
		}
	}
	//todo:
	if(EndpointState::ENDPOINT_ACTIVE & state) {
		//todo: 
		return;
	} else if (affected->getFrontVisibilityState() == EndpointState::ENDPOINT_ACTIVE){
		this->removeEndpointWidget(affected->getFrontVisibilityIndex());
		affected->setFrontVisibilityInfo(EndpointState::ENDPOINT_ALL, INT_MAX);
	}
	return;
	//this->reviseEndpointShowing(endpointId, role);
}

void OverseerHandler::setRemoveEndpointWidgetFunction(std::function<void(uint64_t)> removeEndpointWidget){
	this->removeEndpointWidget = removeEndpointWidget;
}


void OverseerHandler::setEndpointHandlers(std::vector<EndpointHandler*> ephs){
	this->endpointHandlers = ephs;
}