changed to more object-y style

helper.py

@@ -0,0 +1,71 @@
+import requests
+import os
+import logging
+from datetime import datetime
+
+### HELPER METHODS
+# helper method to clean out folder (delete all contents)
+# expected structure: [["temp/a/1", "temp/a/2"], [], [], ["temp/e/1"]]
+class helper():
+    def __init__(service):
+        # copy the service's variables to make them local
+        # because it's easier to access and doesn't requre the
+        # service to pass itself in every time
+        service = service.service
+        low_activity_random = service.low_activity_random
+        debug = service.debug
+        places = service.places
+        seent = service.seent
+
+    def remove_folders(folders_list):
+        for folder in folders_list:
+            logging.info(f"Clearing folder {folder}")
+            for file in folder:
+                os.remove(file)
+            if len(folder) > 0:
+                subfolder = "/".join(folder[0].split("/")[:-1])
+                os.rmdir(subfolder)
+
+    # helper method to download media
+    def download_media(url, filename):
+        # get file first
+        logging.info(f"Downloading {url} info {filename}")
+        resp = requests.get(url)
+        if resp.ok:
+            # make sure directory structure exists
+            structure = filename.split("/")
+            for i in range(len(structure[:-1])):
+                d = "/".join(structure[0:i+1])
+                if not os.path.isdir(d): os.mkdir(d)
+            # write the downloaded content to file
+            with open(filename, "wb+") as f:
+                f.write(resp.content)
+    
+    # reddit helper method to return the post type
+    def get_post_type(post):
+        print(post.url)
+        if post.url[8] == 'i': return "image"
+        if post.url[8] == 'v': return "video"
+        if post.url[23:30] == "gallery": return "gallery"
+        return "unknown"
+    
+    # returns True if the ts1 is older than ts2
+    # tsx should be a timestamp value
+    def ts_older(ts1, ts2):
+        # timedelta of `hours`
+        hours_delta = datetime.fromtimestamp(ts2) - datetime.fromtimestamp(0)
+        # timedelta of timestamp
+        stamp_delta = datetime.fromtimestamp(ts1)
+        stamp_delta = datetime.now() - stamp_delta
+        return stamp_delta > hours_delta
+
+    # returns True if place hasn't had a post in the past 12 hours according
+    # to the savefile
+    def been_awhile(seent_time, hours=12):
+        long_time = 60 * 60 * hours
+        return helper.ts_older(int(seent_time), long_time)
+    
+    # takes in a ListingGenerator (list of reddit posts) and 
+    # reverses it
+    def reddit_listify(LG):
+        return [p for p in LG]