#include "StdAfx.h"
#include "DataBaseService.h"
#include <fstream>
#include <iostream>
#include "../Util/Util.h"
#include "../SmartEvaluationLogic/ScanDll.h"

CDataBaseService::CDataBaseService(void)
{
	sqlite3_config(SQLITE_CONFIG_SERIALIZED);
	InitializeCriticalSection(&db_lock);
}
void CDataBaseService::SetDataBasePath(const wstring& _indexdbpath, const wstring& _batchdbpath,
	const wstring& _sharefilename, const wstring& _sharefilepath, const wstring& _workpath)
{ 
	m_strIndexDBPath = _indexdbpath;  
	m_strBatchDBPath = _batchdbpath;
	m_strShareFileName = _sharefilename;
	m_strShareFilePath = _sharefilepath;
	m_strWorkPath = _workpath;
}

CDataBaseService::~CDataBaseService(void)
{
	
}

bool CDataBaseService::OpenIndexDB()
{
	LOCK_GUARD _lock(db_lock);

	try
	{
		m_indexdb.open(UnicodeToUtf8(m_strIndexDBPath.c_str()).c_str());
		m_indexdb.execDML("pragma journal_mode = MEMORY");
	}
	catch (...)
	{
		return false;
	}
	return  true;
}

bool CDataBaseService::OpenBatchDB()
{
	LOCK_GUARD _lock(db_lock);
	try
	{
		m_batchdb.open(UnicodeToUtf8(m_strBatchDBPath.c_str()).c_str());
		m_batchdb.execDML("pragma journal_mode = MEMORY");
	}
	catch (...)
	{
		return false;
	}
	return  true;
}

 bool CDataBaseService::InsertPapers(vector<string>& list_papers)
 {
	 LOCK_GUARD _lock(db_lock);
	 if (!OpenBatchDB())
	 {
		 return false;
	 }

	 try
	 {
		 m_batchdb.execDML("begin transaction");

		 for (size_t i = 0; i < list_papers.size() / 2; i++)
		 {
			 string _page1 = list_papers[i * 2];
			 string _page2 = list_papers[i * 2 + 1];

			 CppSQLite3Statement stmt = m_batchdb.compileStatement("INSERT INTO papers (page0, page1, state) VALUES (:page0, :page1, :state)");
			 stmt.bind(":page0", _page1.c_str());
			 stmt.bind(":page1", _page2.c_str());
			 stmt.bind(":state", 0);
			 stmt.execDML();
			 stmt.finalize();
		 }
		 m_batchdb.execDML("commit transaction");
		 m_batchdb.close();
	}
	 catch (...)
	 {
		 m_batchdb.execDML("rollback transaction");
		 OutputDebugString(_T("IResultHandler.SavePaper.catch   CppSQLite3Exception"));
		 m_batchdb.close();

		 return false;
	 }

	 return true;
 }

 bool CDataBaseService::InsertBatchInfo()
 {
	 LOCK_GUARD _lock(db_lock);
	 if (!OpenBatchDB())
	 {
		 return false;
	 }

	 CString strDir(m_strWorkPath.c_str());
	 strDir.Replace(L"\\", L"/");

	 CppSQLite3Statement stmt = m_batchdb.compileStatement("INSERT INTO batchinfo (work_dir) VALUES (:work_dir)");
	 stmt.bind(":work_dir", UnicodeToUtf8(strDir).c_str());
	 stmt.execDML();
	 stmt.finalize();
	 m_batchdb.close();
	 return  true;
 }

 bool CDataBaseService::InsertBatchFail(int state, int zipfile_cnt)
 {
	 LOCK_GUARD _lock(db_lock);
	 if (!OpenIndexDB())
	 {
		 return false;
	 }

	 try
	 {
		 m_indexdb.execDML("begin transaction");

		 CString strBatch(m_strBatchDBPath.c_str());
		 strBatch.Replace(L"\\", L"/");
		 CString strDir(m_strWorkPath.c_str());
		 strDir.Replace(L"\\", L"/");

		 CppSQLite3Statement stmt = m_indexdb.compileStatement("INSERT INTO batchs (state, create_time, batchdb_path, total_cnt, success_cnt, work_dir, zipfile_name, zipfile_cnt) \
															   				VALUES (:state, :create_time, :batchdb_path, :total_cnt, :success_cnt, :work_dir, :zipfile_name, :zipfile_cnt)");
		 stmt.bind(":state", state);
		 stmt.bind(":create_time", (sqlite_int64)std::time(0));
		 stmt.bind(":batchdb_path", UnicodeToUtf8(strBatch).c_str());
		 stmt.bind(":total_cnt", 0);
		 stmt.bind(":success_cnt", 0);
		 stmt.bind(":zipfile_cnt", zipfile_cnt);
		 stmt.bind(":work_dir", UnicodeToUtf8(strDir).c_str());
		 stmt.bind(":zipfile_name", UnicodeToUtf8(m_strShareFileName.c_str()).c_str());
		 
		 stmt.execDML();
		 stmt.finalize();

		 m_indexdb.execDML("commit transaction");
		 m_indexdb.close();
	 }
	 catch (...)
	 {
		 m_indexdb.execDML("rollback transaction");
		 OutputDebugString(_T("IResultHandler.SavePaper.catch   CppSQLite3Exception"));
		 m_indexdb.close();

		 return false;
	 }

	 return true;
 }

 bool CDataBaseService::InsertIndex(int total_cnt, int& last_id)
 {
	 LOCK_GUARD _lock(db_lock);
	 if (!OpenIndexDB())
	 {
		 return false;
	 }

	 CString strBatch(m_strBatchDBPath.c_str());
	 strBatch.Replace(L"\\", L"/");
	 CString strDir(m_strWorkPath.c_str());
	 strDir.Replace(L"\\", L"/");

	 CppSQLite3Statement stmt = m_indexdb.compileStatement("INSERT INTO batchs (state, create_time, batchdb_path, total_cnt, success_cnt, work_dir, zipfile_name, zipfile_cnt) VALUES (:state, :create_time, :batchdb_path, :total_cnt, :success_cnt, :work_dir, :zipfile_name, :zipfile_cnt)");
	 stmt.bind(":state", 0);
	 stmt.bind(":create_time", (sqlite_int64)std::time(0));
	 stmt.bind(":batchdb_path", UnicodeToUtf8(strBatch).c_str());
	 stmt.bind(":total_cnt", total_cnt);
	 stmt.bind(":success_cnt", 0);
	 stmt.bind(":work_dir", UnicodeToUtf8(strDir).c_str());
	 stmt.bind(":zipfile_cnt", total_cnt * 2);
	 stmt.bind(":zipfile_name", UnicodeToUtf8(m_strShareFileName.c_str()).c_str());
	 stmt.execDML();
	 stmt.finalize();

	 last_id = m_indexdb.execScalar("SELECT id FROM batchs ORDER BY ID DESC");
	 m_indexdb.close();

	return true;
 }

 void CDataBaseService::LoadUnhandleBatch(const wstring& _indexdbpath, vector<int>& vct)
 {
	 LOCK_GUARD _lock(db_lock);
	 try
	 {
		 m_indexdb.open(UnicodeToUtf8(_indexdbpath.c_str()).c_str());
		 m_indexdb.execDML("pragma journal_mode = MEMORY");

		 CppSQLite3Query q = m_indexdb.execQuery("select * from batchs where state == 0");
		 while (!q.eof())
		 {
			vct.push_back(q.getIntField("id"));
			q.nextRow();
		 }
		 q.finalize();
		 m_indexdb.close();
	 }
	 catch (...)
	 {
		 
	 }
}

 void CDataBaseService::GetBatchCount(const wstring& _indexdbpath, int id, int& cnt)
 {
	 LOCK_GUARD _lock(db_lock);
	 try
	 {
		 m_indexdb.open(UnicodeToUtf8(_indexdbpath.c_str()).c_str());
		 m_indexdb.execDML("pragma journal_mode = MEMORY");

		 char buf[256] = { 0 };
		 sprintf(buf, "select * from batchs where id == %d", id);
		 CppSQLite3Query q = m_indexdb.execQuery(buf);
		 if (!q.eof())
		 {
			 cnt = q.getIntField("total_cnt");
		 }
		 q.finalize();
		 m_indexdb.close();
	 }
	 catch (...)
	 {

	 }
 }

 void CDataBaseService::UpdateBatchSchemaErro(const wstring& _indexdbpath, int batch_id)
 {
	 LOCK_GUARD _lock(db_lock);
	 try
	 {
		 m_indexdb.open(UnicodeToUtf8(_indexdbpath.c_str()).c_str());
		 m_indexdb.execDML("pragma journal_mode = MEMORY");

		 CppSQLite3Statement stmt = m_indexdb.compileStatement("update batchs set state=:state where id = :id");
		 stmt.bind(":state", batch_exc_invalid_qrcode);
		 stmt.bind(":id", batch_id);
		 stmt.execDML();
		 stmt.finalize();
		 m_indexdb.close();
	 }
	 catch (...)
	 {

	 }
 }