file rename, some work on improved persistence backend

store.lua

@@ -0,0 +1,42 @@
+local load_snapshot, update_snapshot, load_history, update_history
+
+aux_store = {}
+
+function get_auction_house_id()
+	local realm = GetCVar('realmName')
+	local zone = GetMinimapZoneText()
+	local faction
+	if zone == 'Gadgetzan' or zone == 'Everlook' or zone == 'Booty Bay' then
+		faction = 'Neutral'
+	else
+		faction = UnitFactionGroup('player')
+	end
+	return realm..'|'..faction
+end
+
+function load_history()
+    aux_store.history[history_key] = aux_history[history_key] or {}
+    return aux_store.history[history_key]
+end
+
+function load_history()
+    aux_store.history[history_key] = aux_history[history_key] or {}
+    return aux_store.history[history_key]
+end
+
+function load_history()
+    aux_store.history[history_key] = aux_history[history_key] or {}
+    return aux_store.history[history_key]
+end
+
+function load_history()
+    aux_store.history[history_key] = aux_history[history_key] or {}
+    return aux_store.history[history_key]
+end
+
+Aux.store = {
+	load_history = load_history,
+	update_history = update_history,
+	load_snapshot = load_snapshot,
+	update_snapshot = update_snapshot,
+}