add disabled state

messages/Condition.py

@@ -5,4 +5,13 @@ class Condition:
     id: str
     symbol: str
     condition: str
-    value: float
+    value: float
+    disabled: bool
+
+    @staticmethod
+    def lower_than(value: float, lastPrice: float):
+        return value < lastPrice
+
+    @staticmethod
+    def greater_than(value: float, lastPrice: float):
+        return value < lastPrice

messages/DbConnector.py

@@ -1,5 +1,6 @@
 import os
 from typing import Callable
+from flask import jsonify
 from rethinkdb import RethinkDB
 from .Condition import Condition 
 
@@ -33,16 +34,26 @@ def fetch_conditions() -> list[Condition]:
 conditions: list[Condition] = list() 
 
 class DbConnector:
+    @staticmethod
     def watch_conditions(callback: Callable[[Condition], None]):
         global conditions
 
         conditions = fetch_conditions()
 
         for cond in conditions:
-            callback(cond)
+            if not cond.disabled:
+                callback(cond)
 
         feed = r.table(TABLE_NAME).changes().run(get_connection())
         for change in feed:
-            if change['new_val'] and not change['old_val']:  # New symbol added
-                cond: Condition = change['new_val']
+            cond = Condition(**change['new_val'])
+            if not cond.disabled:
                 callback(cond)
+
+    @staticmethod
+    def disable_condition(condition_id: str):
+        cursor = r.table(TABLE_NAME).get(condition_id).run(get_connection())
+        json = jsonify(cursor)
+        json.disabled = True
+        r.table(TABLE_NAME).get(condition_id).update(json).run(get_connection())
+