Implement refreshing the content.

API.py

@@ -26,29 +26,10 @@ class Fetcher:
     def checkCategory(self, category):
         return category in self.articles.keys()
 
-    def feedsFromCategory(self, category):
-        return sorted([item for item in self.feeds if item["categories"][0]["id"] == category and self.unreadCounts[item["id"]][0] != 0],
-                      key=lambda item: self.unreadCounts[item["id"]][2], reverse=True)
-
-    def articlesFromCategory(self, category, number):
-        if category not in self.articles:
-            response = httpx.get(self.URL+"/reader/api/0/stream/contents?n="+number+"&s="+category, headers=self.headers)
+    def articlesFromCategory(self, category, count=0, timestamp=0, number=0):
+        if number == 0:
+            response = httpx.get(self.URL+"/reader/api/0/stream/contents?n="+count+"&s="+category, headers=self.headers)
+        else:
+            response = httpx.get(self.URL+"/reader/api/0/stream/contents?ot="+timestamp+"&s="
+                                 + category, headers=self.headers)
         return response.json()["items"]
-            # self.articles[category] = response.json()["items"]
-
-    async def articlesFromCategoryAsync(self, category, number):
-        if category not in self.articles:
-            response = await httpx.AsyncClient().get(self.URL+"/reader/api/0/stream/contents?n="+number +
-                                                     "&s="+category, headers=self.headers)
-            self.articles[category] = response.json()["items"]
-
-    def articlesFromFeed(self, feed, category):
-        try:
-            return [article for article in self.articles[category] if article["origin"]["streamId"] == feed]
-        except BaseException:
-            return None
-
-    def fetch(self):
-        for category in self.categories:
-            yield "Fetching category " + category["name"]
-            self.articlesFromCategory(category["id"], str(self.unreadCounts[category["id"]][0]))

Cache.py

@@ -3,6 +3,7 @@ from sqlite3 import Error
 import os
 import functools
 import operator
+import math
 from Render import Article
 
 
@@ -71,12 +72,12 @@ class Cache:
 
     def getArticlesFromFeed(self, feed_id):
         cur = self.conn.cursor()
-        cur.execute("""select * from articles where origin = ?""", (feed_id,))
+        cur.execute("""select * from articles where origin = ? order by timestamp desc""", (feed_id,))
         return cur.fetchall()
 
     def getArticlesFromCategory(self, category_id):
         cur = self.conn.cursor()
-        cur.execute("""select * from articles where category_id = ?""", (category_id,))
+        cur.execute("""select * from articles where category_id = ? order by timestamp desc""", (category_id,))
         return cur.fetchall()
 
     def getCategories(self):
@@ -109,10 +110,15 @@ class Cache:
                         {"id": item["id"], "name": item["title"], "count": data[0], "ts": data[1], "d": data[2],
                             "c_id": item["categories"][0]["id"]})
         self.conn.commit()
-        cur.execute("""select id, name, unread_count from categories""")
+        cur.execute("""select c.id, c.name, c.unread_count, c.timestamp,
+                    (select count(*) from articles a where a.category_id = c.id) as articles_num from categories c""")
         for row in cur.fetchall():
             yield "Fetching category " + row[1]
-            articles = self.api.articlesFromCategory(row[0], str(row[2]))
+            articles = self.api.articlesFromCategory(
+                row[0],
+                count=str(row[2]),
+                timestamp=str(math.floor(row[3] / 1000000)),
+                number=row[4])
             for article in articles:
                 articleObj = Article(article)
                 cur.execute("""insert into articles(id,title,timestamp,date,content,url,is_read,origin,category_id)