0.0.5 vouch button untested

tgbot/profile.py

@@ -0,0 +1,28 @@
+import json
+
+
+class Profile:
+
+    def __init__(self, storage):
+        self.storage = storage
+
+    def create(self, member_id):
+        s = {
+            "id": member_id,
+            "newcomer": True,
+            "welcome_id": 0,
+            "vouched_by": [],
+            "vouched_for": []
+        }
+        self.storage.set(f'usr-{member_id}', json.dumps(s))
+        return s
+
+    def save(self, s):
+        self.storage.set(f'usr-{member_id}', json.dumps(s))
+
+    def get(self, member_id):
+        return json.loads(self.storage.get(f'usr-{member_id}')) or self.create_session(member_id)
+
+    def leaving(self, s):
+        if len(s['vouched_by']) == 0:
+            self.storage.delete(f'usr-{s["id"]}')