#include <IMGUI/imgui-SFML.h>
#include "Game.h"
#include "Window.h"
#include "Crypt.h"

struct account_t userAccount = { 0 };

bool RegWindow = false;
bool RegWindowSetup = false;

void LogonWindow(_GAME *pGame)
{
	static char szUsernameIn[32] = { 0 }, szPasswordIn[32] = { 0 };

	ImGui::SetNextWindowPos(ImVec2(1360 / 2 - 100, 720 / 2 - 75));
	ImGui::SetNextWindowSize(ImVec2(215, 125));

	ImGui::Begin("User login", 0, ImGuiWindowFlags_NoResize);

	ImGui::Text("HL Alpha");
	ImGui::InputText("Username", szUsernameIn, 32);
	ImGui::InputText("Password", szPasswordIn, 32);

	if (ImGui::Button("Login"))
	{

		readAccountDataFromFile((char*)"hl_u.dat", &userAccount, sizeof(struct account_t));
		encryptData((unsigned char*)&userAccount, sizeof(struct account_t));

		if (strcmp(szUsernameIn, userAccount.szUsername) == 0 && strcmp(szPasswordIn, userAccount.szPassword) == 0)
			std::cout << "Login successful.\n";
		else
			std::cout << "Wrong username / password.\n";
	}

	ImGui::SameLine();

	// Create new user
	if (ImGui::Button("New User"))
		RegWindow = true;

	if (RegWindow)
		LogonWindow_Register(pGame);

	ImGui::End();
}

void LogonWindow_Register(_GAME *pGame)
{
	static char szUsernameIn[32] = { 0 }, szPasswordIn[32] = { 0 };

	ImGui::SetNextWindowPos(ImVec2(1360 / 2 - 100, 720 / 2 - 75));
	ImGui::SetNextWindowSize(ImVec2(235, 135));

	ImGui::Begin("Register User", 0, ImGuiWindowFlags_NoResize);

	ImGui::InputText("Username", userAccount.szUsername, 32);
	ImGui::InputText("Password", userAccount.szPassword, 32);

	if (ImGui::Button("Register")){
		// Encrypt password and write it to file.B
		encryptData((unsigned char*)&userAccount, sizeof(struct account_t));
		saveAccountDataToFile((char*)"hl_u.dat", (void*)&userAccount, sizeof(struct account_t));

		// Bugfix - Reset textboxes to prevent it from showing encrypted password.
		strcpy(userAccount.szUsername, "");
		strcpy(userAccount.szPassword, "");

		RegWindow = false;
	}
	ImGui::SameLine();

	// Close current form (Registration of new user)
	if (ImGui::Button("Close"))
		RegWindow = false;

	if (RegWindowSetup)
		LogonWindow_RegisterSetup(pGame);

	ImGui::PushStyleColor(ImGuiCol_Text, ImVec4(5, 0, 0, 0.5));
	ImGui::Text("Please do not use your private \npasswords.");
	ImGui::PopStyleColor(1);

	ImGui::End();
}

void LogonWindow_RegisterSetup(_GAME *pGame)
{
	ImGui::SetNextWindowPos(ImVec2(1360 / 2 - 100, 720 / 2 - 75));
	ImGui::SetNextWindowSize(ImVec2(265, 105));
	ImGui::Begin("New User Setup", 0, ImGuiWindowFlags_NoResize);
	ImGui::Text("Setting up HLOS for the first time.");
	ImGui::Text("Status: "); ImGui::SameLine();
}