package com.nq.utils;

import org.apache.ibatis.type.JdbcType;
import org.apache.ibatis.type.MappedJdbcTypes;
import org.apache.ibatis.type.MappedTypes;
import org.apache.ibatis.type.TypeHandler;

import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@MappedJdbcTypes(JdbcType.VARCHAR)
@MappedTypes({Map.class})
public class MapTypeHandler implements TypeHandler<Map<String,String>> {
    @Override
    public void setParameter(PreparedStatement preparedStatement, int i, Map<String, String> maps, JdbcType jdbcType) throws SQLException {
        return;
    }

    @Override
    public Map<String, String> getResult(ResultSet resultSet, String columnName) throws SQLException {
        if (resultSet.getString(columnName).replace(" ","").equals("")||resultSet.getString(columnName)==null){
            return null;
        }
        List<String> list = Arrays.asList(resultSet.getString(columnName).split(";"));
        Map<String,String> mappingMap = new HashMap<>();
        for (String s : list) {
            List<String> items =Arrays.asList(s.split("-"));
            mappingMap.put(items.get(0),items.get(1));
        }
        return mappingMap;
    }

    @Override
    public Map<String, String> getResult(ResultSet resultSet, int i) throws SQLException {
        if (resultSet.getString(i).equals("")||resultSet.getString(i)==null){
            return null;
        }
        List<String> list = Arrays.asList(resultSet.getString(i).split(";"));
        Map<String,String> mappingMap = new HashMap<>();
        for (String s : list) {
            List<String> items =Arrays.asList(s.split("-"));
            mappingMap.put(items.get(0),items.get(1));
        }
        return mappingMap;
    }

    @Override
    public Map<String, String> getResult(CallableStatement callableStatement, int i) throws SQLException {
        if (callableStatement.getString(i).equals("")||callableStatement.getString(i)==null){
            return null;
        }
        List<String> list = Arrays.asList(callableStatement.getString(i).split(";"));
        Map<String,String> mappingMap = new HashMap<>();
        for (String s : list) {
            List<String> items =Arrays.asList(s.split("-"));
            mappingMap.put(items.get(0),items.get(1));
        }
        return mappingMap;
    }
}