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package com.dream.mate.tenant.inject;

import com.dream.system.config.MethodInfo;
import com.dream.system.table.TableInfo;

public interface TenantHandler {
    /**
     * 是否应用多租户
     *
     * @param methodInfo mapper方法详尽信息
     * @param table      主表
     * @return
     */
    default boolean isTenant(MethodInfo methodInfo, String table) {
        if (methodInfo != null) {
            TableInfo tableInfo = methodInfo.getConfiguration().getTableFactory().getTableInfo(table);
            return tableInfo != null && tableInfo.getColumnInfo(getTenantColumn(table)) != null;
        }
        return false;
    }

    /**
     * 返回应用的多租户字段
     *
     * @return
     */
    default String getTenantColumn(String table) {
        return "tenant_id";
    }

    /**
     * 返回应用的多租户值
     *
     * @return
     */
    Object getTenantObject();
}