Repository: wrapped ChangeLog items, drop overtaken reloads

gen_repos_files puts a long package path alone on an indented line, its
text on the next: 78 of 546 packages showed no ChangeLog. A Refresh
overtaken by a later one no longer overwrites the newer scan.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

2 files changed, 14 insertions, 7 deletions

diff --git a/sb_builder/repository.py b/sb_builder/repository.py
index 3cead0d..29f4291 100644
--- a/sb_builder/repository.py
+++ b/sb_builder/repository.py
@@ -32,7 +32,8 @@ from .packages import OVERLAYS, table
 from .ui import SP, action, chip, group_label, search_field
 
 PKGFILE = re.compile(r"^(?P<name>.+)-(?P<version>[^-]+)-(?P<arch>[^-]+)-(?P<build>[^-]+)\.t[gx]z$")
-ITEM = re.compile(r"^([^/\s]+/[^/\s]+)/[^/\s]+\.t[gx]z:\s*(.*)$")  # category/pkg/file: text
+# category/pkg/file: text; a long one is indented, its text on the next line
+ITEM = re.compile(r"^\s*([^/\s]+/[^/\s]+)/[^/\s]+\.t[gx]z:\s*(.*)$")
 MONTHS = "Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec".split()
 
 
@@ -91,7 +92,7 @@ def changelog(text):
                 out.setdefault(m.group(1), []).append((when, parts))
             elif parts is not None and line.startswith(" ") and line.strip():
                 parts.append(line.strip())
-    return {k: [(t, " ".join(p)) for t, p in v] for k, v in out.items()}
+    return {k: [(t, " ".join(p).strip()) for t, p in v] for k, v in out.items()}
 
 
 def scan(path):
@@ -203,7 +204,7 @@ def detail_html(r):
 
 class RepositoryTab(QWidget):
     packages_requested = pyqtSignal(str)  # package to show in the Packages tab
-    scanned = pyqtSignal(object, str)     # scan() result or None, error; from the loader thread
+    scanned = pyqtSignal(int, object, str)  # reload number, scan() or None, error; from the thread
 
     def __init__(self, cfg, parent=None):
         super().__init__(parent)
@@ -258,6 +259,7 @@ class RepositoryTab(QWidget):
         self.actions = []  # nothing to change here: Publish lives in Packages
         self.view_actions = [action(self, "Refresh", "view-refresh", SP.SP_BrowserReload, self.reload)]
         self.loaded = False
+        self.generation = 0
 
         self.stats = QLabel(wordWrap=True)
         self.count = QLabel()
@@ -275,15 +277,19 @@ class RepositoryTab(QWidget):
         self.loaded = True
         self.stats.setText("loading…")
         path = self.cfg["repository"]["path"]
+        self.generation += 1
+        gen = self.generation
 
         def work():
             try:
-                self.scanned.emit(scan(path), "")
+                self.scanned.emit(gen, scan(path), "")
             except OSError as e:
-                self.scanned.emit(None, str(e))
+                self.scanned.emit(gen, None, str(e))
         threading.Thread(target=work, daemon=True).start()
 
-    def _loaded(self, data, err):
+    def _loaded(self, gen, data, err):
+        if gen != self.generation:
+            return  # an older Refresh, overtaken
         self.model.set_rows(data["rows"] if data else [])
         self.stats.setText(err or summary(data))
         self.update_count()
diff --git a/tests/test_gui.py b/tests/test_gui.py
index 73146c1..7d0b7dd 100644
--- a/tests/test_gui.py
+++ b/tests/test_gui.py
@@ -336,7 +336,8 @@ CHANGELOG = """+--------------------------+
 Tue Oct 20 18:00:50 UTC 2026
 personal/foo/foo-1.0-x86_64-2_tag.txz: Updated for
   version 1.0.
-libraries/bar-baz/bar-baz-2.1-x86_64-1_tag.txz: Added.
+  libraries/bar-baz/bar-baz-2.1-x86_64-1_tag.txz:
+  Added.
 
 
 +--------------------------+