Implement searching, storing and revisiting searches

Closes #23 (closed)

Note: This is missing BDD and TDD for #29 (closed) and #30 (closed) (moved to sprint 7).

lib/proptrackr/search.ex

@@ -46,6 +46,7 @@ defmodule PropTrackr.Search do
       p in Property,
       left_join: ni in NotInterested,
       on: ni.property_id == p.id and ni.user_id == ^(current_user_id || 0),
+      where: p.location in ^locations,
       order_by: [asc: not is_nil(ni.id), asc: p.state, asc: p.inserted_at],
       where: p.price >= ^struct.min_price,
       where: p.price <= ^struct.max_price,
@@ -56,12 +57,6 @@ defmodule PropTrackr.Search do
       select: p,
     )
 
-    query = if locations == [] do
-      query
-    else
-      query |> where([p], p.location in ^locations)
-    end
-
     query = if struct.type == :any do
       query
     else