add filters to db

lib/db.py

@@ -46,7 +46,7 @@ def importdb(file,importdb,table):
 
 def createnwview(file):
     with sqlite3.connect(file) as connection: 
-        cmd_create_nw_table = f"""CREATE VIEW "Nordwest-SCHWEIZ" AS SELECT * FROM jobs as b 
+        cmd_create_nw_table = f"""CREATE VIEW IF NOT EXISTS "Nordwest-SCHWEIZ" AS SELECT * FROM jobs as b 
         WHERE EXISTS 
         (SELECT GDENAME FROM Cantons as w  
         where w.GDEKT = 'ZH' AND 
@@ -62,6 +62,19 @@ def createnwview(file):
         cursor = connection.cursor()
         cursor.execute(cmd_create_nw_table)
         print("db connection",connection.total_changes)
+        createFilterTable(file)
+
+def createFilterTable(file):
+    with sqlite3.connect(file) as connection:
+        cmd_create_filter_table = f"""CREATE TABLE IF NOT EXISTS filters(cmd TEXT);"""
+        cursor = connection.cursor()
+        cursor.execute(cmd_create_filter_table)
+        print("db connection:",connection.total_changes)
+def addFineFilter(file,table,filterstr):
+    with sqlite3.connect(file) as connection:
+        cmd = f"""INSERT INTO {table}(cmd) VALUES(?);"""
+        cursor = connection.cursor()
+        cursor.execute(cmd,(filterstr,))
 
 def writedb(jobs):
         with sqlite3.connect("../db/sqlite3.db") as connection: