<?php
/*
迁移  sentence pr 库
从旧数据表中提取数据插入到新的表
插入时用uuid判断是否曾经插入
曾经插入就不插入了
*/
require_once __DIR__."/../../../public/app/config.php";
require_once __DIR__."/../../../public/app/public/snowflakeid.php";

set_exception_handler(function($e){
	fwrite(STDERR,"error-msg:".$e->getMessage().PHP_EOL);
	fwrite(STDERR,"error-file:".$e->getFile().PHP_EOL);
	fwrite(STDERR,"error-line:".$e->getLine().PHP_EOL);
	exit;
});
$start = time();
# 雪花id
$snowflake = new SnowFlakeId();

$fpError = fopen(__DIR__.'/log/'.basename($_SERVER['PHP_SELF'],'.php').".err.data.csv",'w');

#user info
$user_db=_FILE_DB_USERINFO_;#user数据库
$user_table=_TABLE_USER_INFO_;#user表名
# 更新索引表
$src_db = _SQLITE_DB_USER_ACTIVE_;#源数据库
$src_table = _SQLITE_TABLE_USER_OPERATION_FRAME_;#源表名

$dest_db = _PG_DB_USER_ACTIVE_;#目标数据库
$dest_table = _PG_TABLE_USER_OPERATION_FRAME_;#目标表名

fwrite(STDOUT,"migarate user opration frame".PHP_EOL);
#打开user数据库
$PDO_USER = new PDO($user_db,_DB_USERNAME_,_DB_PASSWORD_,array(PDO::ATTR_PERSISTENT=>true));
$PDO_USER->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
fwrite(STDOUT,"open user table".PHP_EOL);

#打开源数据库
$PDO_SRC = new PDO($src_db,_DB_USERNAME_,_DB_PASSWORD_,array(PDO::ATTR_PERSISTENT=>true));
$PDO_SRC->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
fwrite(STDOUT,"open src table".PHP_EOL);

#打开目标数据库
$PDO_DEST = new PDO($dest_db,_DB_USERNAME_,_DB_PASSWORD_,array(PDO::ATTR_PERSISTENT=>true));
$PDO_DEST->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_WARNING);
fwrite(STDOUT,"open dest table".PHP_EOL);

#删除目标数据表中全部数据
fwrite(STDOUT,"delete dest".PHP_EOL);

$query = "delete from $dest_table";
$stmtDest = $PDO_DEST->prepare($query);
$stmtDest->execute();

$queryInsert = "INSERT INTO ".$dest_table." 
								(
                                    id,
									user_id,
									duration,
									hit,
									timezone,
									op_start,
									op_end,
									created_at,
									updated_at) 
									VALUES ( ?, ? , ? , ? , ? , ? , ? , to_timestamp(?), to_timestamp(?))";
$stmtDEST = $PDO_DEST->prepare($queryInsert);

$commitData = [];
$allInsertCount = 0;
$allSrcCount = 0;
$count = 0;

#从user数据表中读取
$query = "SELECT id  FROM ".$user_table." WHERE userid = ? ";
$stmtUser = $PDO_USER->prepare($query);

#从源数据表中读取
$query = "SELECT *  FROM ".$src_table;
$stmtSrc = $PDO_SRC->prepare($query);
$stmtSrc->execute();
while($srcData = $stmtSrc->fetch(PDO::FETCH_ASSOC)){
	$allSrcCount++;
    if($srcData["user_id"]=='290fd808-2f46-4b8c-b300-0367badd67ed'){
		$srcData["user_id"] = 'f81c7140-64b4-4025-b58c-45a3b386324a';
	}
	$stmtUser->execute(array($srcData["user_id"]));
	$userId = $stmtUser->fetch(PDO::FETCH_ASSOC);
	if(!$userId){
		fwrite(STDERR,"no user id {$srcData["user_id"]}".PHP_EOL);
		continue;
	}
	#插入目标表
	$commitData = array(
            $snowflake->id(),
			$userId["id"],
			$srcData["duration"],
			$srcData["hit"],
			$srcData["timezone"],
			$srcData["start"],
			$srcData["end"],
			$srcData["start"]/1000,
			$srcData["end"]/1000
		);	
	$stmtDEST->execute($commitData);

	$count++;	
	$allInsertCount++;


	if($count ==10000){
		#10000行插入一次
		echo "finished $count".PHP_EOL;
		$count=0;
	}	
}

fwrite(STDOUT,"insert done $allInsertCount in $allSrcCount ".PHP_EOL) ;
fwrite(STDOUT,"all done".PHP_EOL);