Implemented priority of RWYs for SIDs if none is assigned by ES

Setting the optional "prio" values for a RWY of a SID allows for prioritisation of departures during multi-runway operations

Author: MorpheusXAUT

DelHel/CDelHel.cpp

@@ -440,7 +440,8 @@ void CDelHel::ReadAirportConfig()
 				sidinfo si{
 					it.key(), // rwy
 					it.value().value<std::string>("dep", ""), // dep
-					it.value().value<std::string>("nap", "") // nap
+					it.value().value<std::string>("nap", ""), // nap
+					it.value().value<int>("prio", 0) // prio
 				};
 
 				s.rwys.emplace(si.rwy, si);
@@ -638,17 +639,21 @@ validation CDelHel::ProcessFlightPlan(EuroScopePlugIn::CFlightPlan& fp, bool nap
 			return res;
 		}
 
-		std::map<std::string, sidinfo>::iterator sit;
+		std::map<std::string, sidinfo>::iterator sit{};
 		std::string rwy = fpd.GetDepartureRwy();
 		if (rwy == "") {
 			this->LogDebugMessage("No runway assigned, attempting to pick first active runway for SID", cs);
 
+			// SIDs can have a priority assigned per runway, allowing for "hierarchy" depending on runway config (as currently possible in ES sectorfiles).
+			// If no priority is assigned, the default of 0 will be used and the first active runway will be picked.
+			int prio = -1;
 			for (auto [r, active] : ap.rwys) {
 				if (active) {
-					sit = sid.rwys.find(r);
-					if (sit != sid.rwys.end()) {
+					auto s = sid.rwys.find(r);
+					if (s != sid.rwys.end() && s->second.prio > prio) {
+						sit = s;
 						rwy = r;
-						break;
+						prio = sit->second.prio;
 					}
 				}
 			}
@@ -662,6 +667,10 @@ validation CDelHel::ProcessFlightPlan(EuroScopePlugIn::CFlightPlan& fp, bool nap
 
 				return res;
 			}
+
+			// TODO display warning once "valid" tag override below is fixed
+			/*res.tag = "SID";
+			res.color = TAG_COLOR_GREEN;*/
 		}
 		else {
 			sit = sid.rwys.find(rwy);

DelHel/sid.h

@@ -7,6 +7,7 @@ struct sidinfo {
 	std::string rwy;
 	std::string dep;
 	std::string nap;
+	int prio{};
 };
 
 struct sid {

README.md

@@ -283,10 +283,11 @@ rwys | `object` | Object with RWYs as keys and `RWY` objects as values, contains
 
 #### `RWY` object
 
-Key | Type     | Description                             | Required
-----|----------|-----------------------------------------|---------
-dep | `string` | Full name of SID for RWY                | Yes
-nap | `string` | Full name of NAP for RWY (if available) | No
+Key  | Type     | Description                                                                              | Required
+-----|----------|------------------------------------------------------------------------------------------|---------
+dep  | `string` | Full name of SID for RWY                                                                 | Yes
+nap  | `string` | Full name of NAP for RWY (if available)                                                  | No
+prio | `int`    | Priority of RWY for SID if no RWY is assigned by EuroScope (higher number = higher prio) | No
 
 ### Routing config
 All mandatory routings are stored in the `routing.json`file in the same directory as the `DelHel.dll` plugin. Within this file, you can specify routings with optional waypoints, and the corresponding altitudes (min/max cruise altitude for this route).