package com.dl.generator.util;
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import com.dl.common.constant.GenConstants;
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import com.dl.common.utils.StringUtils;
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import com.dl.generator.config.GenConfig;
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import com.dl.generator.domain.GenTable;
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import com.dl.generator.domain.GenTableColumn;
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import lombok.AccessLevel;
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import lombok.NoArgsConstructor;
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import org.apache.commons.lang3.RegExUtils;
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import java.util.Arrays;
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/**
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* 代码生成器 工具类
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*
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* @author dl
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*/
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@NoArgsConstructor(access = AccessLevel.PRIVATE)
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public class GenUtils {
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/**
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* 初始化表信息
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*/
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public static void initTable(GenTable genTable, String operName) {
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genTable.setClassName(convertClassName(genTable.getTableName()));
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genTable.setPackageName(GenConfig.getPackageName());
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genTable.setModuleName(getModuleName(GenConfig.getPackageName()));
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genTable.setBusinessName(getBusinessName(genTable.getTableName()));
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genTable.setFunctionName(replaceText(genTable.getTableComment()));
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genTable.setFunctionAuthor(GenConfig.getAuthor());
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genTable.setCreateBy(operName);
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}
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/**
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* 初始化列属性字段
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*/
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public static void initColumnField(GenTableColumn column, GenTable table) {
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String dataType = getDbType(column.getColumnType());
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String columnName = column.getColumnName();
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column.setTableId(table.getTableId());
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column.setCreateBy(table.getCreateBy());
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// 设置java字段名
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column.setJavaField(StringUtils.toCamelCase(columnName));
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// 设置默认类型
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column.setJavaType(GenConstants.TYPE_STRING);
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column.setQueryType(GenConstants.QUERY_EQ);
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if (arraysContains(GenConstants.COLUMNTYPE_STR, dataType) || arraysContains(GenConstants.COLUMNTYPE_TEXT, dataType)) {
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// 字符串长度超过500设置为文本域
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Integer columnLength = getColumnLength(column.getColumnType());
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String htmlType = columnLength >= 500 || arraysContains(GenConstants.COLUMNTYPE_TEXT, dataType) ? GenConstants.HTML_TEXTAREA : GenConstants.HTML_INPUT;
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column.setHtmlType(htmlType);
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} else if (arraysContains(GenConstants.COLUMNTYPE_TIME, dataType)) {
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column.setJavaType(GenConstants.TYPE_DATE);
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column.setHtmlType(GenConstants.HTML_DATETIME);
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} else if (arraysContains(GenConstants.COLUMNTYPE_NUMBER, dataType)) {
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column.setHtmlType(GenConstants.HTML_INPUT);
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// 如果是浮点型 统一用BigDecimal
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String[] str = StringUtils.split(StringUtils.substringBetween(column.getColumnType(), "(", ")"), StringUtils.SEPARATOR);
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if (str != null && str.length == 2 && Integer.parseInt(str[1]) > 0) {
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column.setJavaType(GenConstants.TYPE_BIGDECIMAL);
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}
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// 如果是整形
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else if (str != null && str.length == 1 && Integer.parseInt(str[0]) <= 10) {
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column.setJavaType(GenConstants.TYPE_INTEGER);
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}
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// 长整形
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else {
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column.setJavaType(GenConstants.TYPE_LONG);
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}
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}
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// BO对象 默认插入勾选
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if (!arraysContains(GenConstants.COLUMNNAME_NOT_ADD, columnName) && !column.isPk()) {
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column.setIsInsert(GenConstants.REQUIRE);
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}
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// BO对象 默认编辑勾选
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if (!arraysContains(GenConstants.COLUMNNAME_NOT_EDIT, columnName)) {
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column.setIsEdit(GenConstants.REQUIRE);
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}
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// BO对象 默认是否必填勾选
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if (!arraysContains(GenConstants.COLUMNNAME_NOT_EDIT, columnName)) {
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column.setIsRequired(GenConstants.REQUIRE);
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}
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// VO对象 默认返回勾选
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if (!arraysContains(GenConstants.COLUMNNAME_NOT_LIST, columnName)) {
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column.setIsList(GenConstants.REQUIRE);
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}
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// BO对象 默认查询勾选
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if (!arraysContains(GenConstants.COLUMNNAME_NOT_QUERY, columnName) && !column.isPk()) {
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column.setIsQuery(GenConstants.REQUIRE);
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}
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// 查询字段类型
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if (StringUtils.endsWithIgnoreCase(columnName, "name")) {
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column.setQueryType(GenConstants.QUERY_LIKE);
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}
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// 状态字段设置单选框
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if (StringUtils.endsWithIgnoreCase(columnName, "status")) {
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column.setHtmlType(GenConstants.HTML_RADIO);
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}
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// 类型&性别字段设置下拉框
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else if (StringUtils.endsWithIgnoreCase(columnName, "type")
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|| StringUtils.endsWithIgnoreCase(columnName, "sex")) {
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column.setHtmlType(GenConstants.HTML_SELECT);
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}
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// 图片字段设置图片上传控件
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else if (StringUtils.endsWithIgnoreCase(columnName, "image")) {
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column.setHtmlType(GenConstants.HTML_IMAGE_UPLOAD);
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}
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// 文件字段设置文件上传控件
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else if (StringUtils.endsWithIgnoreCase(columnName, "file")) {
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column.setHtmlType(GenConstants.HTML_FILE_UPLOAD);
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}
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// 内容字段设置富文本控件
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else if (StringUtils.endsWithIgnoreCase(columnName, "content")) {
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column.setHtmlType(GenConstants.HTML_EDITOR);
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}
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}
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/**
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* 校验数组是否包含指定值
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*
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* @param arr 数组
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* @param targetValue 值
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* @return 是否包含
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*/
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public static boolean arraysContains(String[] arr, String targetValue) {
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return Arrays.asList(arr).contains(targetValue);
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}
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/**
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* 获取模块名
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*
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* @param packageName 包名
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* @return 模块名
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*/
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public static String getModuleName(String packageName) {
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int lastIndex = packageName.lastIndexOf(".");
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int nameLength = packageName.length();
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return StringUtils.substring(packageName, lastIndex + 1, nameLength);
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}
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/**
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* 获取业务名
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*
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* @param tableName 表名
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* @return 业务名
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*/
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public static String getBusinessName(String tableName) {
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int firstIndex = tableName.indexOf("_");
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int nameLength = tableName.length();
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String businessName = StringUtils.substring(tableName, firstIndex + 1, nameLength);
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businessName = StringUtils.toCamelCase(businessName);
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return businessName;
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}
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/**
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* 表名转换成Java类名
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*
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* @param tableName 表名称
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* @return 类名
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*/
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public static String convertClassName(String tableName) {
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boolean autoRemovePre = GenConfig.getAutoRemovePre();
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String tablePrefix = GenConfig.getTablePrefix();
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if (autoRemovePre && StringUtils.isNotEmpty(tablePrefix)) {
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String[] searchList = StringUtils.split(tablePrefix, StringUtils.SEPARATOR);
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tableName = replaceFirst(tableName, searchList);
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}
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return StringUtils.convertToCamelCase(tableName);
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}
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/**
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* 批量替换前缀
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*
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* @param replacementm 替换值
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* @param searchList 替换列表
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* @return
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*/
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public static String replaceFirst(String replacementm, String[] searchList) {
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String text = replacementm;
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for (String searchString : searchList) {
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if (replacementm.startsWith(searchString)) {
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text = replacementm.replaceFirst(searchString, StringUtils.EMPTY);
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break;
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}
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}
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return text;
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}
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/**
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* 关键字替换
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*
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* @param text 需要被替换的名字
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* @return 替换后的名字
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*/
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public static String replaceText(String text) {
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return RegExUtils.replaceAll(text, "(?:表|若依)", "");
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}
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/**
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* 获取数据库类型字段
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*
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* @param columnType 列类型
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* @return 截取后的列类型
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*/
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public static String getDbType(String columnType) {
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if (StringUtils.indexOf(columnType, '(') > 0) {
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return StringUtils.substringBefore(columnType, "(");
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} else {
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return columnType;
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}
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}
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/**
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* 获取字段长度
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*
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* @param columnType 列类型
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* @return 截取后的列类型
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*/
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public static Integer getColumnLength(String columnType) {
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if (StringUtils.indexOf(columnType, '(') > 0) {
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String length = StringUtils.substringBetween(columnType, "(", ")");
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return Integer.valueOf(length);
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} else {
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return 0;
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}
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}
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}
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