search dummy service

resolvers/zine.py

@@ -14,6 +14,7 @@ from resolvers.topics import topic_follow, topic_unfollow
 from services.stat.viewed import ViewedStorage
 from services.zine.shoutauthor import ShoutAuthorStorage
 from services.zine.shoutscache import ShoutsCache
+from services.zine import SearchService
 
 
 @mutation.field("incrementView")
@@ -98,24 +99,14 @@ async def get_shout_by_slug(_, info, slug):
 
 @query.field("searchQuery")
 async def get_search_results(_, _info, searchtext, offset, limit):
-    # TODO: remove the copy of searchByTopics
+    shouts = SearchService.search(searchtext)
-    # with search ranking query
+    # TODO: sort and filter types for search service
-    with local_session() as session:
+    for s in shouts:
-        shouts = (
+        shout = s.dict()
-            session.query(Shout)
+        for a in shout['authors']:
-            .join(ShoutTopic)
+            a.caption = await ShoutAuthorStorage.get_author_caption(s.slug, a.slug)
-            .where(and_(ShoutTopic.topic.in_(searchtext), Shout.publishedAt.is_not(None)))
+        s.stat.relevance = 1  # FIXME: expecting search engine rated relevance
-            .order_by(desc(Shout.publishedAt))
+    return shouts[offset : offset + limit]
-            .limit(limit)
-            .offset(offset)
-        )
-
-        for s in shouts:
-            shout = s.dict()
-            for a in shout['authors']:
-                a.caption = await ShoutAuthorStorage.get_author_caption(s.slug, a.slug)
-            s.stat.relevance = 1  # FIXME: expecting search engine rated relevance
-    return shouts
 
 
 @query.field("shoutsByAuthors")

services/main.py

@@ -3,6 +3,7 @@ from services.stat.reacted import ReactedStorage
 from services.auth.roles import RoleStorage
 from services.auth.users import UserStorage
 from services.zine.topics import TopicStorage
+from services.search import SearchService
 from base.orm import local_session
 
 
@@ -14,4 +15,5 @@ async def storages_init():
         RoleStorage.init(session)
         UserStorage.init(session)
         TopicStorage.init(session)
+        SearchService.init(session)
         session.commit()

services/search.py

@@ -0,0 +1,19 @@
+import asyncio
+from orm.shout import Shout
+
+
+class SearchService:
+    lock = asyncio.Lock()
+    cache = {}
+
+    @staticmethod
+    def init(session):
+        self = SearchService
+        async with self.lock:
+            self.cache = {}
+
+    @staticmethod
+    async def search(text) -> [Shout]:
+        self = SearchService
+        async with self.lock:
+            return []  # TODO: implement getting shouts list