From 752860cf24fc22208d7e9138d0a13ea5d616b4ca Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Wed, 10 Feb 2021 10:52:50 +0100
Subject: widgets/search: display the number of matching messages in the thread

---
 alot/buffers/search.py |  3 ++-
 alot/db/thread.py      | 11 +++++++++++
 alot/widgets/search.py | 24 +++++++++++++-----------
 3 files changed, 26 insertions(+), 12 deletions(-)

diff --git a/alot/buffers/search.py b/alot/buffers/search.py
index 700ce69f..a17e6db3 100644
--- a/alot/buffers/search.py
+++ b/alot/buffers/search.py
@@ -167,7 +167,8 @@ class SearchBuffer(Buffer):
 
         threads     = self.dbman.get_threads(self.querystring, self.sort_order,
                                              exclude_tags)
-        wgt_factory = partial(ThreadlineWidget, dbman = self.dbman)
+        wgt_factory = partial(ThreadlineWidget, dbman = self.dbman,
+                              query = self.querystring)
         threadlist  = IterWalker(threads, wgt_factory)
 
         # check that the query is well-formed
diff --git a/alot/db/thread.py b/alot/db/thread.py
index 13ddabda..b6634b57 100644
--- a/alot/db/thread.py
+++ b/alot/db/thread.py
@@ -214,3 +214,14 @@ class Thread:
         thread_query = 'thread:%s AND (%s)' % (self.id, query)
         num_matches = self._dbman.count_messages(thread_query)
         return num_matches > 0
+
+    def count_matches(self, query):
+        """
+        Count the number of messags in this thread that match the given notmuch
+        query.
+
+        :param query: The query to check against
+        :type query: string
+        """
+        thread_query = 'thread:%s AND (%s)' % (self.id, query)
+        return self._dbman.count_messages(thread_query)
diff --git a/alot/widgets/search.py b/alot/widgets/search.py
index dda171ac..a921146a 100644
--- a/alot/widgets/search.py
+++ b/alot/widgets/search.py
@@ -21,13 +21,15 @@ class ThreadlineWidget(urwid.WidgetPlaceholder):
     tid = None
 
     _dbman   = None
+    _query   = None
     _thread  = None
 
     _widgets = None
 
-    def __init__(self, tid, dbman):
+    def __init__(self, tid, dbman, query):
         self.tid    = tid
         self._dbman = dbman
+        self._query = query
 
         super().__init__(urwid.Text(''))
 
@@ -63,7 +65,7 @@ class ThreadlineWidget(urwid.WidgetPlaceholder):
                         widgets.append(w)
             else:
                 width, part = build_text_part(partname, thread,
-                                              structure[partname])
+                                              structure[partname], self._query)
                 add_column(width, part)
                 widgets.append(part)
 
@@ -120,7 +122,7 @@ def build_tags_part(tags, attr_normal, attr_focus):
     return width, part_w
 
 
-def build_text_part(name, thread, struct):
+def build_text_part(name, thread, struct, query):
     """
     create an urwid.Text widget (wrapped in approproate Attributes)
     to display a plain text parts in a threadline.
@@ -149,7 +151,7 @@ def build_text_part(name, thread, struct):
         if width_tuple[0] == 'fit':
             minw, maxw = width_tuple[1:]
 
-    content = prepare_string(name, thread, maxw)
+    content = prepare_string(name, thread, query, maxw)
 
     # pad content if not long enough
     if minw:
@@ -169,26 +171,26 @@ def build_text_part(name, thread, struct):
     return width, part_w
 
 
-def prepare_date_string(thread):
+def prepare_date_string(thread, query):
     newest = thread.newest_date
     if newest is not None:
         datestring = settings.represent_datetime(newest)
     return datestring
 
 
-def prepare_mailcount_string(thread):
-    return "(%d)" % thread.total_messages
+def prepare_mailcount_string(thread, query):
+    return "(%d/%d)" % (thread.count_matches(query), thread.total_messages)
 
 
-def prepare_authors_string(thread):
+def prepare_authors_string(thread, query):
     return thread.get_authors_string() or '(None)'
 
 
-def prepare_subject_string(thread):
+def prepare_subject_string(thread, query):
     return thread.subject or ' '
 
 
-def prepare_string(partname, thread, maxw):
+def prepare_string(partname, thread, query, maxw):
     """
     extract a content string for part 'partname' from 'thread' of maximal
     length 'maxw'.
@@ -207,7 +209,7 @@ def prepare_string(partname, thread, maxw):
         content, shortener = prep[partname]
 
         # get string
-        s = content(thread)
+        s = content(thread, query)
 
     # sanitize
     s = s.replace('\n', ' ')
-- 
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