Fix replacing spaces with tabs, fix cursor after paste

peteraba · Apr 16, 2020 · ff6e3fa · ff6e3fa
1 parent a99feb8
commit ff6e3fa
Showing 1 changed file with 11 additions and 5 deletions.
diff --git a/static/roadmap-form.mjs b/static/roadmap-form.mjs
@@ -52,15 +52,18 @@ export const roadmapForm = () => {
     };
 
     const handlePaste = (e, txtField, txtFieldValid, txtFieldInvalid) => {
-        const before = txtField.value.substr(0, txtField.selectionStart),
-            after = txtField.value.substr(txtField.selectionEnd);
+        const origText = txtField.value,
+            s0 =  txtField.selectionStart,
+            e0 = txtField.selectionEnd,
+            before = origText.substr(0, s0),
+            after = origText.substr(e0);
 
         let lines = (e.clipboardData || window.clipboardData).getData('text').split("\n");
 
         // Remove empty lines from the top
-        while (lines.length > 0 && lines[0].trim() === "") {
-            lines.shift();
-        }
+        // while (lines.length > 0 && lines[0].trim() === "") {
+        //     lines.shift();
+        // }
 
         if (lines.length === 0) {
             return handleInvalidTextarea(txtField, txtFieldValid, txtFieldInvalid, 'empty lines', [0]);
@@ -104,6 +107,9 @@ export const roadmapForm = () => {
 
         txtField.value = before + val + after;
 
+        txtField.selectionStart = s0 + val.length;
+        txtField.selectionEnd = s0 + val.length;
+
         e.preventDefault();
     };