Add pascalCaseName and leftPadZeros.

Add pascalCaseName and leftPadZeros.

Author: shuzijun

src/main/java/com/shuzijun/leetcode/plugin/utils/VelocityTool.java

@@ -9,6 +9,46 @@ public class VelocityTool extends StringUtils {
 
     private static String[] numsAry = {"zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine"};
 
+    public static String leftPadZeros(String s, int resultLength) {
+        if (s.length() >= resultLength) {
+            return s;
+        }
+        int nPads = resultLength - s.length();
+        StringBuilder sb = new StringBuilder();
+        for (int i = 0; i < nPads; ++i) {
+            sb.append('0');
+        }
+        sb.append(s);
+        return sb.toString();
+    }
+
+    public static String pascalCaseName(String underscoreName) {
+        if (isNotBlank(underscoreName)) {
+            underscoreName = underscoreName.replace(" ", "_");
+            StringBuilder result = new StringBuilder();
+            if (isNumeric(underscoreName.substring(0, 1))) {
+                underscoreName = numsAry[Integer.valueOf(underscoreName.substring(0, 1))] + "-" + underscoreName.substring(1);
+            }
+            boolean flag = false;
+            for (int i = 0; i < underscoreName.length(); i++) {
+                char ch = underscoreName.charAt(i);
+                if ('_' == ch || '-' == ch) {
+                    flag = true;
+                } else {
+                    if (flag) {
+                        result.append(Character.toUpperCase(ch));
+                        flag = false;
+                    } else {
+                        result.append(ch);
+                    }
+                }
+            }
+            return result.toString();
+        } else {
+            return underscoreName;
+        }
+    }
+
     public static String camelCaseName(String underscoreName) {
 
         if (isNotBlank(underscoreName)) {

src/main/resources/i18n/info.properties

@@ -34,7 +34,7 @@ report=Report to plugin developer
 donate.info=Donation
 updata=Leetcode Editor new version {0} is found. Please update the plugin
 user.email=YOU HAVE NOT VERIFIED YOUR ACCOUNT\nYou cannot submit your code to the judge system until you verify your email.\nYou may resend the verification email or change your email in your profile page.
-template.variable=${0}question.title{1}\tquestion title\tex:Two Sum\n${0}question.titleSlug{1}\tquestion title slug \tex:two-sum\n${0}question.frontendQuestionId{1}\tquestion serial number\n${0}question.content{1}\tquestion content\n${0}question.code{1}\tquestion code\n$!velocityTool.camelCaseName(str)\ttransform str camel case\n$!velocityTool.snakeCaseName(str)\ttransform str snake case
+template.variable=${0}question.title{1}\tquestion title\tex:Two Sum\n${0}question.titleSlug{1}\tquestion title slug \tex:two-sum\n${0}question.frontendQuestionId{1}\tquestion serial number\n${0}question.content{1}\tquestion content\n${0}question.code{1}\tquestion code\n$!velocityTool.camelCaseName(str)\ttransform str camel case\n$!velocityTool.snakeCaseName(str)\ttransform str snake case\n$!velocityTool.pascalCaseName(str)\ttransform str pascal case\n$!velocityTool.leftPadZeros(str,n)\tpad sting with zero make str length at least n.
 tree.load=Please load questions first
 tree.null=Questions returned are empty
 tree.select=Please select a valid question in the list

src/main/resources/i18n/info_zh.properties

@@ -34,7 +34,7 @@ report=\u5411\u63D2\u4EF6\u4F5C\u8005\u62A5\u544A
 donate.info=\u6253\u8D4F
 updata=leetcode editor\u65B0\u7248\u672C {0} \u53D1\u5E03,\u8BF7\u53CA\u65F6\u66F4\u65B0
 user.email=\u60A8\u5C1A\u672A\u9A8C\u8BC1\u81EA\u5DF1\u7684\u5E10\u6237\n\u5728\u9A8C\u8BC1\u7535\u5B50\u90AE\u4EF6\u4E4B\u524D\uFF0C\u60A8\u65E0\u6CD5\u5C06\u4EE3\u7801\u63D0\u4EA4\u7ED9\u8BC4\u5224\u7CFB\u7EDF\u3002\n\u60A8\u53EF\u4EE5\u5728\u4E2A\u4EBA\u8D44\u6599\u9875\u9762\u4E2D\u91CD\u65B0\u53D1\u9001\u9A8C\u8BC1\u7535\u5B50\u90AE\u4EF6\u6216\u66F4\u6539\u7535\u5B50\u90AE\u4EF6\u3002
-template.variable=${0}question.title{1}\t\u9898\u76EE\u6807\u9898\t\u793A\u4F8B:\u4E24\u6570\u4E4B\u548C\n${0}question.titleSlug{1}\t\u9898\u76EE\u6807\u8BB0\t\u793A\u4F8B:two-sum\n${0}question.frontendQuestionId{1}\t\u9898\u76EE\u7F16\u53F7\n${0}question.content{1}\t\u9898\u76EE\u63CF\u8FF0\n${0}question.code{1}\t\u9898\u76EE\u4EE3\u7801\n$!velocityTool.camelCaseName(str)\t\u8F6C\u6362\u5B57\u7B26\u4E3A\u9A7C\u5CF0\u6837\u5F0F\n$!velocityTool.snakeCaseName(str)\t\u8F6C\u6362\u5B57\u7B26\u4E3A\u86C7\u5F62\u6837\u5F0F
+template.variable=${0}question.title{1}\t\u9898\u76EE\u6807\u9898\t\u793A\u4F8B:\u4E24\u6570\u4E4B\u548C\n${0}question.titleSlug{1}\t\u9898\u76EE\u6807\u8BB0\t\u793A\u4F8B:two-sum\n${0}question.frontendQuestionId{1}\t\u9898\u76EE\u7F16\u53F7\n${0}question.content{1}\t\u9898\u76EE\u63CF\u8FF0\n${0}question.code{1}\t\u9898\u76EE\u4EE3\u7801\n$!velocityTool.camelCaseName(str)\t\u8F6C\u6362\u5B57\u7B26\u4E3A\u9A7C\u5CF0\u6837\u5F0F\n$!velocityTool.snakeCaseName(str)\t\u8F6C\u6362\u5B57\u7B26\u4E3A\u86C7\u5F62\u6837\u5F0F\n$!velocityTool.pascalCaseName(str)\ttransform str pascal case\n$!velocityTool.leftPadZeros(str,n)\tpad sting with zero make str length at least n.
 tree.load=\u8BF7\u5148\u52A0\u8F7D\u9898\u76EE
 tree.null=\u83B7\u53D6\u9898\u76EE\u4E3A\u7A7A
 tree.select=\u8BF7\u5728\u5217\u8868\u4E2D\u9009\u62E9\u4E00\u4E2A\u6709\u6548\u7684\u9898\u76EE