import core.dao.BaseDao1;
import db.model.CidEntity;
import db.model.DataModel;
import org.apache.commons.io.FileUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.hibernate.Session;
import org.hibernate.boot.Metadata;
import org.hibernate.boot.MetadataSources;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
import org.hibernate.criterion.DetachedCriteria;
import org.hibernate.criterion.Projections;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.tool.hbm2ddl.SchemaExport;
import org.hibernate.tool.schema.TargetType;
import org.junit.runner.RunWith;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit.jupiter.web.SpringJUnitWebConfig;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import web.config.AppConfig;

import javax.annotation.Resource;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.EnumSet;
import java.util.List;

//让测试运行于Spring环境
@RunWith(SpringJUnit4ClassRunner.class)
@SpringJUnitWebConfig
@ContextConfiguration(classes = {AppConfig.class})
public class SpringTest {
    private Logger log = LogManager.getLogger();

    @Resource
    private BaseDao1 baseDao1;


    //    @Test
    public void exportTableSql() {
        ServiceRegistry serviceRegistry = new StandardServiceRegistryBuilder().applySettings(baseDao1.getSessionFactory().getProperties()).build();
        Metadata metadata = new MetadataSources(serviceRegistry).addAnnotatedClass(DataModel.class).buildMetadata();
        SchemaExport schemaExport = new SchemaExport();
        schemaExport.setOutputFile("test.sql");
        schemaExport.setFormat(true);
        schemaExport.create(EnumSet.of(TargetType.SCRIPT), metadata);


        List<Integer> typeid = (List<Integer>) baseDao1.findByCriteria(DetachedCriteria.forClass(CidEntity.class).setProjection(Projections.groupProperty("typeid")));

        List<String> tableNames = new ArrayList<>();
        StringBuffer sb = new StringBuffer();
        for (Integer id : typeid) {
            String tableName = "data_" + id;
            sb.append("create table " + tableName + " like data_1;\n");
            tableNames.add(tableName);
        }

        sb.append("create table data (\n" +
                "       cid integer not null,\n" +
                "        aid integer,\n" +
                "        author varchar(255),\n" +
                "        backup_vid varchar(255),\n" +
                "        cache varchar(255),\n" +
                "        cover varchar(255),\n" +
                "        dispatch integer,\n" +
                "        dispatch_servers integer,\n" +
                "        dp_done tinyint,\n" +
                "        dp_done_flv tinyint,\n" +
                "        dp_done_hdmp4 tinyint,\n" +
                "        dp_done_mp4 tinyint,\n" +
                "        duration double precision,\n" +
                "        files integer,\n" +
                "        letv_addr varchar(255),\n" +
                "        letv_vid integer,\n" +
                "        letv_vu varchar(255),\n" +
                "        mid integer,\n" +
                "        page integer,\n" +
                "        storage integer,\n" +
                "        storage_server integer,\n" +
                "        subtitle varchar(255),\n" +
                "        title varchar(255),\n" +
                "        type varchar(255),\n" +
                "        upload integer,\n" +
                "        upload_meta integer,\n" +
                "        vid varchar(255),\n" +
                "        vp integer,\n" +
                "        type_id integer,\n" +
                "        primary key (cid)\n" +
                "    ) engine=MERGE UNION=(" + StringUtils.join(tableNames, ",") + ") insert_method=no;");


        try {
            FileUtils.writeStringToFile(new File("test.sql"), sb.toString(), "utf-8", true);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

//    @Test
    public void test4() throws IOException {
        DetachedCriteria criteria = DetachedCriteria.forClass(DataModel.class);
        List<DataModel> dataEntities = (List<DataModel>) baseDao1.findByCriteria(criteria, 10, 10);
        for (DataModel dataEntity : dataEntities) {
            log.info(dataEntity.getCid());
        }
        // 查询总条数

        Long count = baseDao1.executeWithNativeSession((Session session) -> (Long) DetachedCriteria.forClass(DataModel.class).setProjection(Projections.rowCount()).setProjection(Projections.groupProperty("groupId")).getExecutableCriteria(session).uniqueResult());

    }
}