#include "offline_opt.h"


#include <json/gb_json.h>
#include <huagao/hgscanner_error.h>
#include <huagao/brand.h>
#include <lang/app_language.h>
#include <sane/sane_ex.h>
#include <hginclude/utils.h>
#include <string.h>
#include "../scanner_manager.h"	// for version
#include "user.h"

static std::string device_opt_json[] = {
	"{\"company\":{\"cat\":\"base\",\"group\":\"\\u53ea\\u8bfb\\u5c5e\\u6027\",\"title\":\"\\u5236\\u9020\\u5546\",\"desc\":\"\\u8bbe\\u5907\\u5236\\u9020\\u5546\",\"ver\":0,\"pos\":0,\"fix-id\":34891,\"type\":\"string\",\"unit\":\"none\",\"affect\":0,\"readonly\":true,\"size\":128,\"auto\":false,\"cur\":\"0\",\"default\":\"0\"},\"copyright\":{\"cat\":\"base\",\"group\":\"\\u53ea\\u8bfb\\u5c5e\\u6027\",\"title\":\"\\u7248\\u672c\\u4fe1\\u606f\",\"desc\":\"\\u7248\\u6743\\u58f0\\u660e\\u7b49\\u4fe1\\u606f\",\"ver\":0,\"pos\":0,\"fix-id\":34892,\"type\":\"string\",\"unit\":\"none\",\"affect\":0,\"readonly\":true,\"size\":128,\"auto\":false,\"cur\":\"0\",\"default\":\"0\"},\"co-url\":{\"cat\":\"base\",\"group\":\"\\u53ea\\u8bfb\\u5c5e\\u6027\",\"title\":\"\\u516c\\u53f8\\u7f51\\u5740\",\"desc\":\"\\u516c\\u53f8\\u5b98\\u7f51\\u6216\\u552e\\u540e\\u670d\\u52a1\\u7f51\\u7ad9\\u5730\\u5740\",\"ver\":0,\"pos\":0,\"fix-id\":34893,\"type\":\"string\",\"unit\":\"none\",\"affect\":0,\"readonly\":true,\"size\":256,\"auto\":false,\"cur\":\"0\",\"default\":\"0\"},\"co-tel\":{\"cat\":\"base\",\"group\":\"\\u53ea\\u8bfb\\u5c5e\\u6027\",\"title\":\"\\u516c\\u53f8\\u7535\\u8bdd\",\"desc\":\"\\u516c\\u53f8\\u8054\\u7cfb\\u7535\\u8bdd\",\"ver\":0,\"pos\":0,\"fix-id\":34894,\"type\":\"string\",\"unit\":\"none\",\"affect\":0,\"readonly\":true,\"size\":129,\"auto\":false,\"cur\":\"0\",\"default\":\"0\"},\"co-addr\":{\"cat\":\"base\",\"group\":\"\\u53ea\\u8bfb\\u5c5e\\u6027\",\"title\":\"\\u516c\\u53f8\\u5730\\u5740\",\"desc\":\"\\u516c\\u53f8\\u5730\\u5740\",\"ver\":0,\"pos\":0,\"fix-id\":34895,\"type\":\"string\",\"unit\":\"none\",\"affect\":0,\"readonly\":true,\"size\":128,\"auto\":false,\"cur\":\"0\",\"default\":\"0\"},\"co-gps\":{\"cat\":\"base\",\"group\":\"\\u53ea\\u8bfb\\u5c5e\\u6027\",\"title\":\"\\u516c\\u53f8GPS\",\"desc\":\"\\u516c\\u53f8\\u5730\\u56fe\\u5730\\u5740\",\"ver\":0,\"pos\":0,\"fix-id\":34896,\"type\":\"string\",\"unit\":\"none\",\"affect\":0,\"readonly\":true,\"size\":256,\"auto\":false,\"cur\":\"0\",\"default\":\"0\"},\"drv-ver\":{\"cat\":\"base\",\"group\":\"\\u53ea\\u8bfb\\u5c5e\\u6027\",\"title\":\"\\u9a71\\u52a8\\u7248\\u672c\\u53f7\",\"desc\":\"PC\\u7aef\\u9a71\\u52a8\\u7a0b\\u5e8f\\u7248\\u672c\",\"ver\":0,\"pos\":0,\"fix-id\":34890,\"type\":\"string\",\"unit\":\"none\",\"affect\":0,\"readonly\":true,\"size\":48,\"auto\":false,\"cur\":\"0\",\"default\":\"0\"},\"login\":{\"cat\":\"advanced\",\"group\":\"\\u53ea\\u8bfb\\u5c5e\\u6027\",\"title\":\"\\u767b\\u5f55\",\"desc\":\"\\u7528\\u6237\\u767b\\u5f55\\u64cd\\u4f5c\",\"ver\":0,\"pos\":0,\"fix-id\":39168,\"type\":\"string\",\"unit\":\"none\",\"affect\":0,\"readonly\":true,\"size\":64,\"auto\":false,\"cur\":\"false\",\"default\":\"false\"},\"logout\":{\"cat\":\"advanced\",\"group\":\"\\u53ea\\u8bfb\\u5c5e\\u6027\",\"title\":\"\\u767b\\u51fa\",\"desc\":\"\\u7528\\u6237\\u767b\\u51fa\\u64cd\\u4f5c\",\"ver\":0,\"pos\":0,\"fix-id\":39169,\"type\":\"string\",\"unit\":\"none\",\"affect\":0,\"readonly\":true,\"size\":64,\"auto\":false,\"cur\":\"false\",\"default\":\"false\"},\"drv-log\":{\"cat\":\"advanced\",\"group\":\"\\u9ad8\\u7ea7\\u8bbe\\u7f6e\",\"title\":\"\\u9a71\\u52a8\\u65e5\\u5fd7\",\"desc\":\"PC\\u7aef\\u9a71\\u52a8\\u5de5\\u4f5c\\u65e5\\u5fd7\",\"ver\":0,\"pos\":0,\"fix-id\":39171,\"type\":\"string\",\"unit\":\"none\",\"affect\":0,\"size\":256,\"auto\":false,\"cur\":\"0\",\"default\":\"0\"}}"
};

////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// offline_opts ...
offline_opts::offline_opts(hguser* user) : user_(user)
{
	int hh = 0, hl = 0, lh = 0, ll = 0;
	hg_scanner_mgr::get_version(&hh, &hl, &lh, &ll);
	drv_ver_ = std::to_string(hh)
		+ "." + std::to_string(hl)
		+ "." + std::to_string(lh)
		+ "." + std::to_string(ll);

	init();
}
offline_opts::~offline_opts()
{
}

void offline_opts::init(void)
{
	gb_json* child = nullptr, * jsn_ = new gb_json();
	std::string	text("");

	for (auto& v : device_opt_json)
		text += v;
	jsn_->attach_text(&text[0]);

#define INIT_SIMPLE_VAL(n, v)														\
	jsn_->get_value(SANE_STD_OPT_NAME_##n, child);									\
	if (child)																		\
	{																				\
		auto func = [this](bool read, void* buf, int* len, bool curval) -> int		\
		{																			\
			if (!read)																\
				return SCANNER_ERR_DEVICE_NOT_SUPPORT;								\
			if (!len)																\
				return SCANNER_ERR_INVALID_PARAMETER;								\
																					\
			std::string val(from_default_language(v));								\
			if (*len < val.length())												\
			{																		\
				*len = val.length() + 1;											\
																					\
				return SCANNER_ERR_INSUFFICIENT_MEMORY;								\
			}																		\
																					\
			strcpy((char*)buf, val.c_str());										\
																					\
			return SCANNER_ERR_OK;													\
		};																			\
		oper_[SANE_STD_OPT_NAME_##n] = func;										\
																					\
		child->release();															\
	}

	INIT_SIMPLE_VAL(MANUFACTURER, COMPANY_NAME);
	INIT_SIMPLE_VAL(CO_URL, BRAND_COMPANY_URL);
	INIT_SIMPLE_VAL(CO_TEL, BRAND_COMPANY_TEL);
	INIT_SIMPLE_VAL(CO_ADDR, BRAND_COMPANY_ADDRESS);
	INIT_SIMPLE_VAL(CO_GPS, BRAND_URL_GPS);

	INIT_SIMPLE_VAL(COPYRIGHT, BRAND_COPYRIGHT);
	INIT_SIMPLE_VAL(DRIVER_VERSION, drv_ver_.c_str());

	// driver log
	jsn_->get_value(SANE_STD_OPT_NAME_DRIVER_LOG, child);
	if (child)
	{
		auto func = [this](bool read, void* buf, int* len, bool curval) -> int
		{
			if (user_ && user_->has_privilege(USER_PRIVILEGE_LOCAL_MGR))
			{
				if (read)
				{
					if (!buf)
						return SCANNER_ERR_INVALID_PARAMETER;

						return utils::copy_log_file_to((char*)buf);
				}
				else
				{
					return utils::clear_log_file();
				}
			}
			else
			{
				return SCANNER_ERR_ACCESS_DENIED;
			}
		};
		oper_[SANE_STD_OPT_NAME_DRIVER_LOG] = func;

		child->release();
	}

	// login && logout
	jsn_->get_value(SANE_STD_OPT_NAME_LOGIN, child);
	if (child)
	{
		if (user_)
		{
			auto login = [this](bool read, void* buf, int* len, bool curval) -> int
			{
				if (read)
					return SCANNER_ERR_DEVICE_NOT_SUPPORT;

				if (!buf)
					return SCANNER_ERR_INVALID_PARAMETER;

				char* n = (char*)buf,
					* pwd = n + 32;

				return user_->login(n, pwd);
			};
			auto logout = [this](bool read, void* buf, int* len, bool curval) -> int
			{
				if (read)
					return SCANNER_ERR_DEVICE_NOT_SUPPORT;

				if (!buf)
					return SCANNER_ERR_INVALID_PARAMETER;

				char* n = (char*)buf,
					* pwd = n + 32;

				return user_->logout(n, pwd);
			};

			oper_[SANE_STD_OPT_NAME_LOGIN] = login;
			oper_[SANE_STD_OPT_NAME_LOGOUT] = logout;
		}
		child->release();
	}

	jsn_->release();
}

std::string offline_opts::get_json_text(void)
{
	std::string	text("");

	for (auto& v : device_opt_json)
		text += v;

	return std::move(text);
}
int offline_opts::get_value(const char* name, void* buf, int* len, bool curval)
{
	int ret = SCANNER_ERR_NO_DATA;

	if (oper_.count(name))
	{
		ret = oper_[name](true, buf, len, curval);
	}

	return ret;
}
int offline_opts::set_value(const char* name, void* value)
{
	int ret = SCANNER_ERR_NO_DATA;

	if (oper_.count(name))
	{
		ret = oper_[name](false, value, nullptr, true);
	}

	return ret;
}
bool offline_opts::has_option(const char* name)
{
	return oper_.count(name) > 0;
}