// bodyid can be null, bodyname must be set.
// scan the history and try and find the best star system this bodyname is associated with
private static Tuple <string, ISystem> FindBestSystem(int startindex, List <HistoryEntry> hl, string bodyname, int?bodyid, bool isstar)
{
System.Diagnostics.Debug.Assert(bodyname != null);
for (int j = startindex; j >= 0; j--)
{
HistoryEntry he = hl[j];
if (he.IsLocOrJump)
{
JournalLocOrJump jl = (JournalLocOrJump)he.journalEntry;
string designation = BodyDesignations.GetBodyDesignation(bodyname, bodyid, isstar, he.System.Name);
if (IsStarNameRelated(he.System.Name, designation)) // if its part of the name, use it
{
return(new Tuple <string, ISystem>(designation, he.System));
}
else if (jl != null && IsStarNameRelated(jl.StarSystem, designation))
{
// Ignore scans where the system name has changed
System.Diagnostics.Trace.WriteLine($"Rejecting body {designation} ({bodyname}) in system {he.System.Name} => {jl.StarSystem} due to system rename");
return(null);
}
}
}
return(new Tuple <string, ISystem>(BodyDesignations.GetBodyDesignation(bodyname, bodyid, false, hl[startindex].System.Name), hl[startindex].System));
}
// you must be returning void to use this..
public async System.Threading.Tasks.Task <SystemNode> FindSystemAsync(ISystem sys, bool edsmweblookup) // Find the system. Optionally do a EDSM web lookup
{
System.Diagnostics.Debug.Assert(System.Windows.Forms.Application.MessageLoop); // foreground only
System.Diagnostics.Debug.Assert(sys != null);
SystemNode sn = FindSystemNode(sys);
//string trace = Environment.StackTrace.StackTrace("FindSystemAsync", 4);
//System.Diagnostics.Debug.WriteLine("Scan Lookup " + trace + " " + sys.Name + " found " + (sn != null) + " web? " + edsmweblookup + " edsm lookup " + (sn?.EDSMWebChecked ?? false));
if ((sys.EDSMID > 0 || (sys.SystemAddress != null && sys.SystemAddress > 0) || (sys.Name.HasChars())) && (sn == null || sn.EDSMCacheCheck == false || (edsmweblookup && !sn.EDSMWebChecked)))
{
var jl = await EliteDangerousCore.EDSM.EDSMClass.GetBodiesListAsync(sys, edsmweblookup); // lookup, with optional web
// return bodies and a flag indicating if from cache.
// Scenario: Three panels are asking for data, one at a time, since its the foreground thread
// each one awaits, sets and runs a task, blocks until tasks completes, foreground continues to next panel where it does the same
// we have three tasks, any which could run in any order.
// The tasks all go thru GetBodiesListAsync, which locks. Only 1 task gets to do the lookup, the one which got there first, because it did not see
// a cached version
// once that task completes the lookups, and it unlocks, the other tasks can run, and they will see the cache setup. They won't do an EDSM web access
// since the body is in the cache.
// for now, i can't guarantee that the task which gives back the bodies first runs on the foreground task. It may be task2 gets the bodies.
// so we will just add them in again
if (jl != null && jl.Item1 != null)
{
// removed - can't guarantee if (jl.Item2 == false) // only want them if not previously cached
{
//System.Diagnostics.Debug.WriteLine("Process bodies from EDSM " + trace + " " + sys.Name + " " + sys.EDSMID + " result " + (jl.Item1?.Count ?? -1));
foreach (JournalScan js in jl.Item1)
{
js.BodyDesignation = BodyDesignations.GetBodyDesignation(js, sys.Name);
ProcessJournalScan(js, sys, true);
}
}
}
//System.Diagnostics.Debug.WriteLine("Lookup System node again");
if (sn == null) // refind to make sure SN is set
{
sn = FindSystemNode(sys);
}
if (sn != null) // if we found it, set to indicate we did a cache check
{
sn.EDSMCacheCheck = true;
if (edsmweblookup) // and if we did a web check, set it too..
{
sn.EDSMWebChecked = true;
}
}
}
return(sn);
}
public bool AddScanToBestSystem(JournalScan je, int startindex, List <HistoryEntry> hl, out HistoryEntry he, out JournalLocOrJump jl)
{
he = null;
jl = null;
if (je?.BodyName == null)
{
return(false);
}
// go thru the list of history entries looking for a Loc
for (int j = startindex; j >= 0; j--) // same as FindBestSystem
{
he = hl[j];
if (he.IsLocOrJump)
{
jl = (JournalLocOrJump)he.journalEntry;
// get the body designation, given the je/system name
string designation = BodyDesignations.GetBodyDesignation(je, he.System.Name);
System.Diagnostics.Debug.Assert(designation != null);
// either the name/sys address matches, or the designation matches the star of the system name
if (je.IsStarNameRelated(he.System.Name, he.System.SystemAddress, designation))
{
je.BodyDesignation = designation;
return(ProcessJournalScan(je, he.System, true));
}
else if (jl.StarSystem != null && je.IsStarNameRelated(jl.StarSystem, jl.SystemAddress, designation)) // if we have a starsystem name, and its related, its a rename, ignore it
{
System.Diagnostics.Trace.WriteLine($"Rejecting body {designation} ({je.BodyName}) in system {he.System.Name} => {jl.StarSystem} due to system rename");
return(false);
}
}
}
je.BodyDesignation = BodyDesignations.GetBodyDesignation(je, hl[startindex].System.Name);
return(ProcessJournalScan(je, hl[startindex].System, true)); // no relationship, add..
}
// ONLY use this if you must because the async await won't work in the call stack. edsmweblookup here with true is strongly discouraged
public SystemNode FindSystemSynchronous(ISystem sys, bool edsmweblookup) // Find the system. Optionally do a EDSM web lookup
{
System.Diagnostics.Debug.Assert(System.Windows.Forms.Application.MessageLoop); // foreground only
System.Diagnostics.Debug.Assert(sys != null);
SystemNode sn = FindSystemNode(sys);
// System.Diagnostics.Debug.WriteLine("Scan Lookup " + sys.Name + " found " + (sn != null) + " web? " + edsmweblookup + " edsm lookup " + (sn?.EDSMAdded ?? false));
if ((sys.EDSMID > 0 || (sys.SystemAddress != null && sys.SystemAddress > 0) || (sys.Name.HasChars())) && (sn == null || sn.EDSMCacheCheck == false || (edsmweblookup && !sn.EDSMWebChecked)))
{
var jl = EliteDangerousCore.EDSM.EDSMClass.GetBodiesList(sys, edsmweblookup); // lookup, with optional web
//if (edsmweblookup) System.Diagnostics.Debug.WriteLine("EDSM WEB Lookup bodies " + sys.Name + " " + sys.EDSMID + " result " + (jl?.Count ?? -1));
if (jl != null && jl.Item2 == false) // found some bodies, not from the cache
{
foreach (JournalScan js in jl.Item1)
{
js.BodyDesignation = BodyDesignations.GetBodyDesignation(js, sys.Name);
ProcessJournalScan(js, sys, true);
}
}
if (sn == null) // refind to make sure SN is set
{
sn = FindSystemNode(sys);
}
if (sn != null) // if we found it, set to indicate we did a cache check
{
sn.EDSMCacheCheck = true;
if (edsmweblookup) // and if we did a web check, set it too..
{
sn.EDSMWebChecked = true;
}
}
}
return(sn);
}
// take the journal scan and add it to the node tree
private bool ProcessJournalScan(JournalScan sc, ISystem sys, bool reprocessPrimary = false) // background or foreground.. FALSE if you can't process it
{
SystemNode sn = GetOrCreateSystemNode(sys);
// handle Earth, starname = Sol
// handle Eol Prou LW-L c8-306 A 4 a and Eol Prou LW-L c8-306
// handle Colonia 4 , starname = Colonia, planet 4
// handle Aurioum B A BELT
// Kyloasly OY-Q d5-906 13 1
// Extract elements from name, and extract if belt, top node type, if ring
List <string> elements = ExtractElementsJournalScan(sc, sys, out ScanNodeType starscannodetype, out bool isbeltcluster, out bool isring);
// Bail out if no elements extracted
if (elements.Count == 0)
{
System.Diagnostics.Trace.WriteLine($"Failed to add body {sc.BodyName} to system {sys.Name} - not enough elements");
return(false);
}
// Bail out if more than 5 elements extracted
else if (elements.Count > 5)
{
System.Diagnostics.Trace.WriteLine($"Failed to add body {sc.BodyName} to system {sys.Name} - too deep");
return(false);
}
//System.Diagnostics.Debug.WriteLine("Made body JS " + sc.BodyName);
// Get custom name if different to designation
string customname = GetCustomNameJournalScan(sc, sys);
// Process elements,
ScanNode node = ProcessElementsJournalScan(sc, sys, sn, customname, elements, starscannodetype, isbeltcluster, isring);
if (node.BodyID != null)
{
sn.NodesByID[(int)node.BodyID] = node;
}
// Process top-level star
if (elements.Count == 1)
{
// Process any belts if present
ProcessBelts(sc, node);
// Process primary star in multi-star system
if (elements[0].Equals("A", StringComparison.InvariantCultureIgnoreCase))
{
BodyDesignations.CachePrimaryStar(sc, sys);
// Reprocess if we've encountered the primary (A) star and we already have a "Main Star", we reprocess to
// allow any updates to PrimaryCache to make a difference
if (reprocessPrimary && sn.StarNodes.Any(n => n.Key.Length > 1 && n.Value.NodeType == ScanNodeType.star))
{
// get bodies with scans
List <JournalScan> bodies = sn.Bodies.Where(b => b.ScanData != null).Select(b => b.ScanData).ToList();
// reset the nodes to zero
sn.StarNodes = new SortedList <string, ScanNode>(new DuplicateKeyComparer <string>());
sn.NodesByID = new SortedList <int, ScanNode>();
foreach (JournalScan js in bodies) // replay into process the body scans.. using the newly updated body designation (primary star cache) to correct any errors
{
js.BodyDesignation = BodyDesignations.GetBodyDesignation(js, sn.System.Name);
ProcessJournalScan(js, sn.System);
}
}
}
}
ProcessedSaved(); // any saved JEs due to no scan, add
return(true);
}