From 6035681197c42966865730462f5532bcb2704c30 Mon Sep 17 00:00:00 2001
From: BonfaceKilz
Date: Wed, 23 Dec 2020 16:49:35 +0300
Subject: Abstract away for fetching feedcontent

* bh20simplewebuploader/main.py:
(get_feed_items): New function.
(send_home): Use get_feed_items() for fetching feed items.
---
 bh20simplewebuploader/main.py | 35 ++++++++++++++++++-----------------
 1 file changed, 18 insertions(+), 17 deletions(-)

(limited to 'bh20simplewebuploader/main.py')

diff --git a/bh20simplewebuploader/main.py b/bh20simplewebuploader/main.py
index 31d1b1f..b70f49a 100644
--- a/bh20simplewebuploader/main.py
+++ b/bh20simplewebuploader/main.py
@@ -248,31 +248,32 @@ def load_schema_generate_form():
 
 FORM_ITEMS = load_schema_generate_form()
 
-@app.route('/')
-def send_home():
-    """
-    Send the front page.
-    """
+
+def get_feed_items(name, start=0, stop=9):
     redis_client = redis.Redis(host=os.environ.get('HOST', 'localhost'),
                                port=os.environ.get('PORT', 6379),
-                               db=os.environ.get('REDIS_DB', 0))
-    tweets = []
+                               db=os.environ.get('REDIS_DB', 0))    
+    feed_items = []
     try:
-        for tweet_id in redis_client.zrevrange('bh20-tweet-score:',
-                                               0, 9):
-            # Ensure the dict always has a value; otherwise a key
-            # error will be thrown by jinja
-            tweet_dict = redis_client.hgetall(tweet_id)
-            if tweet_dict and int(tweet_dict.get(b'score', "0")) > 0:
-                tweets.append(
+        for el in redis_client.zrevrange(name, start, stop):
+            feed_dict = redis_client.hgetall(el)
+            if feed_dict and int(feed_dict.get(b"score", "0")) > 0:
+                feed_items.append(
                     {k.decode("utf-8"): v.decode("utf-8") for k, v in
-                     tweet_dict.items()})
-
+                     feed_dict.items()})
+        return feed_items
     except redis.exceptions.ConnectionError as e:
         logging.warning(f"redis connect failed {e}")
         pass
+
+
+@app.route('/')
+def send_home():
+    """
+    Send the front page.
+    """
     return render_template('home.html', menu='HOME',
-                           tweets=tweets,
+                           tweets=get_feed_items("bh20-tweet-score:"),
                            load_map=True)
 
 
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