Add MarkdownUtils class

Expensify · Dec 1, 2023 · 60602b9 · 60602b9
1 parent 53f8a9e
commit 60602b9
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Showing 2 changed files with 23 additions and 7 deletions.
diff --git a/android/src/main/java/com/markdowntextinput/MarkdownTextWatcher.java b/android/src/main/java/com/markdowntextinput/MarkdownTextWatcher.java
@@ -30,18 +30,14 @@ public void onTextChanged(CharSequence s, int start, int before, int count)  {
   @Override
   public void afterTextChanged(Editable editable) {
     if (!mIsFormatting) {
-      mIsFormatting = true;
+      mIsFormatting = true; // prevent recursive calls
       if (editable instanceof SpannableStringBuilder) {
         SpannableStringBuilder ssb = (SpannableStringBuilder) editable;
         int selectionStart = mReactEditText.getSelectionStart();
         int selectionEnd = mReactEditText.getSelectionEnd();
-        String text = ssb.toString();
-        int length = text.length();
-        ssb.clear();
-        ssb.append(text);
+        MarkdownUtils.applyMarkdownFormatting(ssb);
+        int length = ssb.length();
         mReactEditText.setSelection(Math.min(selectionStart, length), Math.min(selectionEnd, length));
-        int flag = Spanned.SPAN_EXCLUSIVE_EXCLUSIVE;
-        ssb.setSpan(new StyleSpan(Typeface.BOLD), 0, Math.min(3, ssb.length()), flag);
       }
       mIsFormatting = false;
     }

diff --git a/android/src/main/java/com/markdowntextinput/MarkdownUtils.java b/android/src/main/java/com/markdowntextinput/MarkdownUtils.java
@@ -0,0 +1,20 @@
+package com.markdowntextinput;
+
+import android.graphics.Typeface;
+import android.text.SpannableStringBuilder;
+import android.text.Spanned;
+import android.text.style.StyleSpan;
+
+public class MarkdownUtils {
+  public static void applyMarkdownFormatting(SpannableStringBuilder ssb) {
+    String text = ssb.toString();
+    ssb.clear();
+    ssb.append(text);
+
+    // TODO: parse Markdown here
+
+    // TODO: apply formatting here
+    int flag = Spanned.SPAN_EXCLUSIVE_EXCLUSIVE;
+    ssb.setSpan(new StyleSpan(Typeface.BOLD), 0, Math.min(5, text.length()), flag);
+  }
+}