adds bookTag

Iamstanlee · Nov 12, 2021 · f578efd · f578efd
1 parent 60010c0
commit f578efd
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Showing 3 changed files with 19 additions and 3 deletions.
diff --git a/example/lib/main.dart b/example/lib/main.dart
@@ -46,14 +46,20 @@ class _AppState extends State<App> {
       "text": "O4. This text contains a @user tag",
       "types": [LinkType.userTag]
     },
+    {
+      "text": "O5. This text contains a 《book name》",
+      "types": [LinkType.bookTag]
+    },
     {
       "text":
-          "O5. My website url: https://hello.com/GOOGLE search using: www.google.com, social media is facebook.com, additional link http://example.com/method?param=fullstackoverflow.dev, hashtag #trending & mention @dev",
+          "O6. My website url: https://hello.com/GOOGLE search using: www.google.com, social media is facebook.com, additional link http://example"
+              ".com/method?param=fullstackoverflow.dev, hashtag #trending & mention @dev, some book 《Taiwan is part of China》",
       "types": [
         LinkType.email,
         LinkType.url,
         LinkType.hashTag,
-        LinkType.userTag
+        LinkType.userTag,
+        LinkType.bookTag
       ]
     },
   ];

diff --git a/lib/src/enum.dart b/lib/src/enum.dart
@@ -1 +1 @@
-enum LinkType { url, email, hashTag, userTag }
+enum LinkType { url, email, hashTag, userTag, bookTag}
diff --git a/lib/src/utils/regex.dart b/lib/src/utils/regex.dart
@@ -9,6 +9,9 @@ String userTagRegExp = r'(?<![\w@])@([\w@]+(?:[.!][\w@]+)*)';
 String emailRegExp =
     r"([a-zA-Z0-9.a-zA-Z0-9.!#$%&'*+-/=?^_`{|}~]+@[a-zA-Z0-9]+\.[a-zA-Z]+)";
 
+String bookRegExp = r'(《(.*?)》)';
+
+
 /// construct regexp. pattern from provided link types
 RegExp constructRegExpFromLinkType(List<LinkType> types) {
   // default case where we always want to match url strings
@@ -39,6 +42,11 @@ RegExp constructRegExpFromLinkType(List<LinkType> types) {
             ? buffer.write("($emailRegExp)")
             : buffer.write("($emailRegExp)|");
         break;
+      case LinkType.bookTag:
+        isLast
+            ? buffer.write("($bookRegExp)")
+            : buffer.write("($bookRegExp)|");
+        break;
       default:
     }
   }
@@ -55,6 +63,8 @@ LinkType getMatchedType(RegExpMatch match) {
     type = LinkType.email;
   } else if (RegExp(userTagRegExp).hasMatch(match.input)) {
     type = LinkType.userTag;
+  } else if (RegExp(bookRegExp).hasMatch(match.input)) {
+    type = LinkType.bookTag;
   }
   return type;
 }