Extract default intervals and coalesce methods into their own file / static class methods (#3425)

* Extract default intervals and coalesce methods into their own file / static class methods

* Missed pax

* Still managed to miss one

src/mesh/Default.h

@@ -0,0 +1,30 @@
+#pragma once
+#include <NodeDB.h>
+#include <cstdint>
+#define ONE_DAY 24 * 60 * 60
+
+#define default_gps_update_interval IF_ROUTER(ONE_DAY, 2 * 60)
+#define default_broadcast_interval_secs IF_ROUTER(ONE_DAY / 2, 15 * 60)
+#define default_wait_bluetooth_secs IF_ROUTER(1, 60)
+#define default_sds_secs IF_ROUTER(ONE_DAY, UINT32_MAX) // Default to forever super deep sleep
+#define default_ls_secs IF_ROUTER(ONE_DAY, 5 * 60)
+#define default_min_wake_secs 10
+#define default_screen_on_secs IF_ROUTER(1, 60 * 10)
+#define default_node_info_broadcast_secs 3 * 60 * 60
+#define min_node_info_broadcast_secs 60 * 60 // No regular broadcasts of more than once an hour
+
+#define default_mqtt_address "mqtt.meshtastic.org"
+#define default_mqtt_username "meshdev"
+#define default_mqtt_password "large4cats"
+#define default_mqtt_root "msh"
+
+#define IF_ROUTER(routerVal, normalVal)                                                                                          \
+    ((config.device.role == meshtastic_Config_DeviceConfig_Role_ROUTER) ? (routerVal) : (normalVal))
+
+class Default
+{
+  public:
+    static uint32_t getConfiguredOrDefaultMs(uint32_t configuredInterval);
+    static uint32_t getConfiguredOrDefaultMs(uint32_t configuredInterval, uint32_t defaultInterval);
+    static uint32_t getConfiguredOrDefault(uint32_t configured, uint32_t defaultValue);
+};