

DROP PROCEDURE IF EXISTS sp_data_migration_wcmtemplateemploy;
DELIMITER $$
CREATE PROCEDURE sp_data_migration_wcmtemplateemploy(IN prevTemplateEmployId BIGINT(20),
                                              IN templateEmployIdOffset BIGINT(20),
                                              IN templateIdOffset BIGINT(20),
                                              IN siteIdOffset BIGINT(20),
                                              IN channelIdOffset BIGINT(20))
	BEGIN 
	
    DECLARE isover INT DEFAULT 0;

    DECLARE migr_table_name varchar(255) DEFAULT 'wcmtemplateemploy';
    DECLARE template_migr_table_name varchar(255) DEFAULT 'wcmtemplate';
    DECLARE site_migr_table_name varchar(255) DEFAULT 'wcmwebsite';
    DECLARE channel_migr_table_name varchar(255) DEFAULT 'wcmchannel';

    DECLARE  f_TEMPLATEEMPLOYID int(11) DEFAULT '0';
    DECLARE  f_EMPLOYERTYPE int(11) DEFAULT '0';
    DECLARE  f_EMPLOYERID int(11) DEFAULT '0';
    DECLARE  f_TEMPLATEID int(11) DEFAULT '0';
    DECLARE  f_TEMPLATETYPE smallint(6) DEFAULT '0';
    DECLARE  f_ISDEFAULT smallint(6) DEFAULT '0';




    DECLARE cur CURSOR FOR
		SELECT
      TEMPLATEEMPLOYID,
      EMPLOYERTYPE,
      EMPLOYERID,
      TEMPLATEID,
      TEMPLATETYPE,
      ISDEFAULT
    FROM wcmtemplateemploy
		ORDER BY TEMPLATEEMPLOYID asc;

	DECLARE CONTINUE HANDLER FOR NOT FOUND SET isover = 1;
	
	OPEN cur;
	
	FETCH cur INTO
    f_TEMPLATEEMPLOYID,
    f_EMPLOYERTYPE,
    f_EMPLOYERID,
    f_TEMPLATEID,
    f_TEMPLATETYPE,
    f_ISDEFAULT
    ;


    select concat('开始迁移 ', migr_table_name) info;



    WHILE isover= 0 DO

      # 断点续传
      IF (f_TEMPLATEEMPLOYID > prevTemplateEmployId)

        THEN

            SET @TEMPLATEEMPLOYID = f_TEMPLATEEMPLOYID;
            SET f_TEMPLATEEMPLOYID = f_TEMPLATEEMPLOYID + templateEmployIdOffset;
            SET @template_offset_num = ifnull((SELECT offset_num FROM data_migration_offset WHERE table_name = template_migr_table_name AND start_id < f_TEMPLATEID and  end_id >= f_TEMPLATEID), templateIdOffset);
            SET f_TEMPLATEID = f_TEMPLATEID + @template_offset_num;

            IF (f_EMPLOYERTYPE = 103)
              THEN
                SET @site_offset_num = ifnull((SELECT offset_num FROM data_migration_offset WHERE table_name = site_migr_table_name AND start_id < f_EMPLOYERID and  end_id >= f_EMPLOYERID), siteIdOffset);
                SET f_EMPLOYERID = f_EMPLOYERID + @site_offset_num;
            END IF ;

            IF (f_EMPLOYERTYPE = 101)
              THEN
                SET @channel_offset_num = ifnull((SELECT offset_num FROM data_migration_offset WHERE table_name = channel_migr_table_name AND start_id < f_EMPLOYERID and  end_id >= f_EMPLOYERID), channelIdOffset);
                SET f_EMPLOYERID = f_EMPLOYERID + @channel_offset_num;
            END IF ;



            insert into trs_hycloud_iip.wcmtemplateemploy
              (
                TEMPLATEEMPLOYID,
                EMPLOYERTYPE,
                EMPLOYERID,
                TEMPLATEID,
                TEMPLATETYPE,
                ISDEFAULT
              )
              VALUES
                (
                  f_TEMPLATEEMPLOYID,
                  f_EMPLOYERTYPE,
                  f_EMPLOYERID,
                  f_TEMPLATEID,
                  f_TEMPLATETYPE,
                  f_ISDEFAULT
                );

          SET @log_sql = build_migration_log_sql(migr_table_name, @TEMPLATEEMPLOYID, now());

          prepare stmt from @log_sql;
          EXECUTE stmt;
          deallocate prepare stmt;
          call setOffset(migr_table_name, templateEmployIdOffset, prevTemplateEmployId, @TEMPLATEEMPLOYID);
    END IF ;

		FETCH cur INTO
      f_TEMPLATEEMPLOYID,
      f_EMPLOYERTYPE,
      f_EMPLOYERID,
      f_TEMPLATEID,
      f_TEMPLATETYPE,
      f_ISDEFAULT
    ;
		
	END WHILE;
	
	CLOSE cur;

    select concat('完成迁移 ', migr_table_name) info;


  END $$
DELIMITER ;