package com.qianwen.core.tenant;

import com.baomidou.mybatisplus.core.metadata.TableFieldInfo;
import com.baomidou.mybatisplus.core.metadata.TableInfo;
import com.baomidou.mybatisplus.core.metadata.TableInfoHelper;
import com.baomidou.mybatisplus.extension.plugins.handler.TenantLineHandler;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import net.sf.jsqlparser.expression.Expression;
import net.sf.jsqlparser.expression.StringValue;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.qianwen.core.secure.utils.AuthUtil;
import com.qianwen.core.tenant.annotation.TableExclude;
import com.qianwen.core.tool.utils.Func;
import com.qianwen.core.tool.utils.SpringUtil;
import com.qianwen.core.tool.utils.StringUtil;
import org.springframework.beans.factory.SmartInitializingSingleton;
import org.springframework.context.ApplicationContext;

public class BladeTenantHandler implements TenantLineHandler, SmartInitializingSingleton {
    private static final Logger log = LoggerFactory.getLogger(BladeTenantHandler.class);
    private final List<String> tenantTableList = new ArrayList<>();
    private final List<String> excludeTableList = Arrays.asList("blade_user", "blade_dept", "blade_role", "blade_tenant", "act_de_model");
    private final BladeTenantProperties tenantProperties;

    public BladeTenantHandler(final BladeTenantProperties tenantProperties) {
        this.tenantProperties = tenantProperties;
    }

    public Expression getTenantId() {
        return new StringValue(Func.toStr(AuthUtil.getTenantId(), "000000"));
    }

    public String getTenantIdColumn() {
        return this.tenantProperties.getColumn();
    }

    public boolean ignoreTable(String tableName) {
    	if (BladeTenantHolder.isIgnore().booleanValue()) {
    	      return true; 
    	}
    	return (!this.tenantTableList.contains(tableName) || !StringUtil.isNotBlank(AuthUtil.getTenantId()));
    	    /*
        return (!BladeTenantHolder.isIgnore().booleanValue() && this.tenantTableList.contains(tableName) && StringUtil.isNotBlank(AuthUtil.getTenantId())) ? false : true;
        */
    }

    public void afterSingletonsInstantiated() {
        ApplicationContext context = SpringUtil.getContext();
		if (this.tenantProperties.getAnnotationExclude().booleanValue() && context != null) {
			Map<String, Object> tables = context.getBeansWithAnnotation(TableExclude.class);
			List<String> excludeTables = this.tenantProperties.getExcludeTables();
			for (Object o : tables.values()) {
				TableExclude annotation = o.getClass().<TableExclude>getAnnotation(TableExclude.class);
				String value = annotation.value();
				excludeTables.add(value);
			}
		}
		List<TableInfo> tableInfos = TableInfoHelper.getTableInfos();
		for (TableInfo tableInfo : tableInfos) {
			String tableName = tableInfo.getTableName();
			if (this.tenantProperties.getExcludeTables().contains(tableName)
					|| this.excludeTableList.contains(tableName.toLowerCase())
					|| this.excludeTableList.contains(tableName.toUpperCase()))
				continue;
			List<TableFieldInfo> fieldList = tableInfo.getFieldList();
			for (TableFieldInfo fieldInfo : fieldList) {
				String column = fieldInfo.getColumn();
				if (this.tenantProperties.getColumn().equals(column))
					this.tenantTableList.add(tableName);
			}
		}
    }
}