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Merge pull request #851 from AppFlowy-IO/feat/paste-url

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Feat: paste url from plain text
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Vincent Chan 2022-08-15 17:40:59 +08:00 committed by GitHub
commit 03d76641ea
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1 changed files with 44 additions and 16 deletions
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60
frontend/app_flowy/packages/flowy_editor/lib/src/service/internal_key_event_handlers/copy_paste_handler.dart
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@ -149,6 +149,46 @@ _pastRichClipboard(EditorState editorState, RichClipboardData data) {
}
}
_pasteSingleLine(EditorState editorState, Selection selection, String line) {
final node = editorState.document.nodeAtPath(selection.end.path)! as TextNode;
final beginOffset = selection.end.offset;
TransactionBuilder(editorState)
..textEdit(
node,
() => Delta()
..retain(beginOffset)
..addAll(_lineContentToDelta(line)))
..setAfterSelection(Selection.collapsed(
Position(path: selection.end.path, offset: beginOffset + line.length)))
..commit();
}
/// parse url from the line text
/// reference: https://stackoverflow.com/questions/59444837/flutter-dart-regex-to-extract-urls-from-a-string
Delta _lineContentToDelta(String lineContent) {
final exp = RegExp(r'(?:(?:https?|ftp):\/\/)?[\w/\-?=%.]+\.[\w/\-?=%.]+');
final Iterable<RegExpMatch> matches = exp.allMatches(lineContent);
final delta = Delta();
var lastUrlEndOffset = 0;
for (final match in matches) {
if (lastUrlEndOffset < match.start) {
delta.insert(lineContent.substring(lastUrlEndOffset, match.start));
}
final linkContent = lineContent.substring(match.start, match.end);
delta.insert(linkContent, {"href": linkContent});
lastUrlEndOffset = match.end;
}
if (lastUrlEndOffset < lineContent.length) {
delta.insert(lineContent.substring(lastUrlEndOffset, lineContent.length));
}
return delta;
}
_handlePastePlainText(EditorState editorState, String plainText) {
final selection = editorState.cursorSelection?.normalize();
if (selection == null) {
@ -163,18 +203,8 @@ _handlePastePlainText(EditorState editorState, String plainText) {
if (lines.isEmpty) {
return;
} else if (lines.length == 1) {
final node =
editorState.document.nodeAtPath(selection.end.path)! as TextNode;
final beginOffset = selection.end.offset;
TransactionBuilder(editorState)
..textEdit(
node,
() => Delta()
..retain(beginOffset)
..insert(lines[0]))
..setAfterSelection(Selection.collapsed(Position(
path: selection.end.path, offset: beginOffset + lines[0].length)))
..commit();
// single line
_pasteSingleLine(editorState, selection, lines.first);
} else {
final firstLine = lines[0];
final beginOffset = selection.end.offset;
@ -196,11 +226,9 @@ _handlePastePlainText(EditorState editorState, String plainText) {
if (index++ == remains.length - 1) {
return TextNode(
type: "text",
delta: Delta()
..insert(e)
..addAll(insertedLineSuffix));
delta: _lineContentToDelta(e)..addAll(insertedLineSuffix));
}
return TextNode(type: "text", delta: Delta()..insert(e));
return TextNode(type: "text", delta: _lineContentToDelta(e));
}).toList();
// insert first line
tb.textEdit(