#include "IZ_net_server.h"

void IZ_NetLoadConfig(IZ_NetServerState* state, const char* config_path) {
	char buffer[128];

	ini_gets("Network", "Name", IZ_NET_SERVER_DEFAULT_STATE.config.name, buffer, 128, config_path);
	memcpy_s(state->config.name, 64, buffer, 64);

	ini_gets("Network", "Motd", IZ_NET_SERVER_DEFAULT_STATE.config.motd, buffer, 128, config_path);
	memcpy_s(state->config.motd, 128, buffer, 128);

	state->config.port = ini_getl("Network", "Port", IZ_NET_SERVER_DEFAULT_STATE.config.port, config_path);
}

IZ_ProcedureResult IZ_NetSaveConfig(IZ_NetServerState* state, const char* config_path) {
	if (!ini_puts("Network", "Name", state->config.name, config_path)) {
		return -1;
	}

	if (!ini_puts("Network", "Motd", state->config.motd, config_path)) {
		return -1;
	}

	if (!ini_putl("Network", "Port", state->config.port, config_path)) {
		return -1;
	}

	return 0;
}

void IZ_NetOverrideConfig(IZ_NetServerState* state, u8 argc, const char* argv[]) {
	const char* cmdline_buffer;
	char* rest_of_string;
	u16 port;
	if ((cmdline_buffer = IZ_ConfigGetCommandlineOption(argc, argv, "-p"))) {
		port = strtol(cmdline_buffer, &rest_of_string, 10);
		if (strcmp(cmdline_buffer, rest_of_string) != 0) {
			state->config.port = port;
		}
	}

	if ((cmdline_buffer = IZ_ConfigGetCommandlineOption(argc, argv, "-n"))) {
		memcpy_s(state->config.name, 64, cmdline_buffer, 64);
	}

	if ((cmdline_buffer = IZ_ConfigGetCommandlineOption(argc, argv, "-m"))) {
		memcpy_s(state->config.motd, 128, cmdline_buffer, 128);
	}
}

IZ_ProcedureResult IZ_NetInitialize(
	IZ_NetServerState* state,
	void* user_data,
	const char* config_path,
	u8 argc,
	const char* argv[]
) {
	if (!user_data) {
		return -1;
	}
	memcpy_s(state, sizeof(IZ_NetServerState), &IZ_NET_SERVER_DEFAULT_STATE, sizeof(IZ_NetServerState));
	IZ_NetLoadConfig(state, config_path);
	if (IZ_NetSaveConfig(state, config_path) < 0) {
		return -2;
	}
	IZ_NetOverrideConfig(state, argc, argv);
	state->ws.user_data = user_data;
	return 0;
}

void IZ_NetServerCancelService(IZ_NetServerState* state) {
	IZ_WSServerCancelService(&state->ws);
}