we need to include the package name in this index, and also actually create the index

Author: tayloraswift

Sources/UnidocDB/Unidoc.DB.swift

@@ -600,7 +600,7 @@ extension Unidoc.DB
 
  try await self.redirects.insert(mesh.redirects)
  try await self.vertices.insert(mesh.vertices,
- latest: mesh.metadata.latest)
+ trunk: mesh.metadata.latest ? mesh.metadata.symbol.package : nil)
  try await self.groups.insert(mesh.groups,
  realm: mesh.metadata.latest ? mesh.metadata.realm : nil)
 

Sources/UnidocDB/Vertices/Unidoc.DB.Vertices.VacuumLatest.swift

@@ -51,6 +51,7 @@ extension Unidoc.DB.Vertices.VacuumLatest:Mongo.UpdateQuery
  $0[.u]
  {
  $0[.unset] { $0[Unidoc.AnyVertex[.linkable]] = true }
+ $0[.unset] { $0[Unidoc.AnyVertex[.trunk]] = true }
  }
  }
  }

Sources/UnidocDB/Vertices/Unidoc.DB.Vertices.swift

@@ -1,5 +1,6 @@
 import MongoDB
 import MongoQL
+import Symbols
 import Unidoc
 import UnidocRecords
 
@@ -62,9 +63,10 @@ extension Unidoc.DB.Vertices
  }
 
  public
- static let indexLinkableStem:Mongo.CollectionIndex = .init("LinkableStem",
+ static let indexLinkablePath:Mongo.CollectionIndex = .init("LinkablePath",
  collation: .casefolding)
  {
+ $0[Unidoc.AnyVertex[.trunk]] = (+)
  $0[Unidoc.AnyVertex[.stem]] = (+)
  }
  where:
@@ -81,7 +83,15 @@ extension Unidoc.DB.Vertices:Mongo.CollectionModel
  var name:Mongo.Collection { "VolumeVertices" }
 
  @inlinable public static
- var indexes:[Mongo.CollectionIndex] { [ Self.indexStem, Self.indexHash ] }
+ var indexes:[Mongo.CollectionIndex]
+ {
+ [
+ Self.indexStem,
+ Self.indexHash,
+ Self.indexLinkableFlag,
+ Self.indexLinkablePath,
+ ]
+ }
 }
 @available(*, unavailable, message: """
  Vertices contain flags set by the database, which would be lost if they were decoded and \
@@ -93,7 +103,8 @@ extension Unidoc.DB.Vertices:Mongo.RecodableModel
 extension Unidoc.DB.Vertices
 {
  @discardableResult
- func insert(_ vertices:Unidoc.Mesh.Vertices, latest:Bool) async throws -> Mongo.Insertions
+ func insert(_ vertices:Unidoc.Mesh.Vertices,
+ trunk:Symbol.Package?) async throws -> Mongo.Insertions
  {
  let response:Mongo.InsertResponse = try await session.run(
  command: Mongo.Insert.init(Self.name,
@@ -109,7 +120,11 @@ extension Unidoc.DB.Vertices
  {
  Unidoc.AnyVertex.article(article).encode(to: &$0)
 
- $0[.linkable] = latest ? latest : nil
+ if let trunk:Symbol.Package
+ {
+ $0[.linkable] = true
+ $0[.trunk] = trunk
+ }
  }
  }
 

Sources/UnidocRecords/Volumes/Vertices/Unidoc.AnyVertex.swift

@@ -169,6 +169,10 @@ extension Unidoc.AnyVertex
  case extendee = "j"
  /// Appears in ``ArticleVertex``, ``DeclVertex``, ``CultureVertex``, and ``FileVertex``.
  case symbol = "Y"
+
+ /// Appears in ``ArticleVertex`` only, used for direct linking. This should only appear
+ /// if ``linkable`` is true.
+ case trunk = "V"
  /// Appears in every vertex type except for ``FileVertex``. In ``LandingVertex``, it is
  /// always the empty string.
  case stem = "U"