Get rid of old map parser

1 files changed, 210 insertions, 0 deletions

diff --git a/Map/Business/RenderableMap.swift b/Map/Business/RenderableMap.swift
new file mode 100644
index 0000000..c8ab776
--- /dev/null
+++ b/Map/Business/RenderableMap.swift
@@ -0,0 +1,210 @@
+// Copyright (C) 2024 Rubén Beltrán del Río
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see https://map.tranquil.systems.
+import Foundation
+
+struct RenderableMap {
+  let vertices: [Vertex]
+  let edges: [MapEdge]
+  let inertias: [Inertia]
+  let opportunities: [Opportunity]
+  let notes: [Note]
+  let stages: [CGFloat]
+  let groups: [[Vertex]]
+
+  static let empty: RenderableMap = RenderableMap(
+    vertices: [], edges: [], inertias: [], opportunities: [], notes: [], stages: defaultDimensions,
+    groups: [])
+
+  static func from(_ entities: [Wmap.Entity]) -> RenderableMap {
+    var vertices: [Vertex] = []
+    var edges: [MapEdge] = []
+    var inertias: [Inertia] = []
+    var opportunities: [Opportunity] = []
+    var notes: [Note] = []
+    var stages: [CGFloat] = [25.0, 50.0, 75.0]  // default dimensions
+    var groups: [[Vertex]] = []
+
+    // Build a vertex lookup for edges, groups, etc.
+    var vertexMap: [String: Vertex] = [:]
+    var vertexIdCounter = 0
+
+    for entity in entities {
+      switch entity {
+      case .vertex(let vertex):
+        let newVertex = Vertex(
+          id: vertexIdCounter,
+          label: vertex.label,
+          position: CGPoint(x: vertex.coordinates.0, y: vertex.coordinates.1),
+          shape: convertShape(vertex.shape)
+        )
+        vertices.append(newVertex)
+        vertexMap[vertex.label] = newVertex
+        vertexIdCounter += 1
+
+      case .note(let note):
+        notes.append(
+          Note(
+            id: notes.count,
+            position: CGPoint(x: note.coordinates.0, y: note.coordinates.1),
+            text: note.text
+          ))
+
+      case .stage(let stage):
+        let stageIndex = convertStageNumber(stage.number) - 1
+        if stageIndex >= 0 && stageIndex < 3 {
+          stages[stageIndex] = stage.value
+        }
+
+      default:
+        continue
+      }
+    }
+
+    // Second pass for entities that depend on vertices
+    for entity in entities {
+      switch entity {
+      case .edge(let edge):
+        if let fromVertex = vertexMap[edge.from],
+          let toVertex = vertexMap[edge.to]
+        {
+          edges.append(
+            MapEdge(
+              id: edges.count,
+              origin: fromVertex.position,
+              destination: toVertex.position,
+              arrowhead: edge.isDirected
+            ))
+        }
+
+      case .inertia(let inertia):
+        if let vertex = vertexMap[inertia.vertex] {
+          inertias.append(
+            Inertia(
+              id: inertias.count,
+              position: vertex.position
+            ))
+        }
+
+      case .evolution(let evolution):
+        if let vertex = vertexMap[evolution.vertex] {
+          let direction: CGFloat = evolution.isPositive ? 1.0 : -1.0
+          let destination = CGPoint(
+            x: vertex.position.x + (direction * evolution.value),
+            y: vertex.position.y
+          )
+          opportunities.append(
+            Opportunity(
+              id: opportunities.count,
+              origin: vertex.position,
+              destination: destination
+            ))
+        }
+
+      case .group(let group):
+        var groupVertices: [Vertex] = []
+        for vertexName in group.vertices {
+          if let vertex = vertexMap[vertexName] {
+            groupVertices.append(vertex)
+          }
+        }
+        if !groupVertices.isEmpty {
+          groups.append(groupVertices)
+        }
+
+      default:
+        continue
+      }
+    }
+
+    return RenderableMap(
+      vertices: vertices,
+      edges: edges,
+      inertias: inertias,
+      opportunities: opportunities,
+      notes: notes,
+      stages: stages,
+      groups: groups
+    )
+  }
+
+  private static func convertShape(_ shape: String?) -> VertexShape {
+    guard let shape = shape?.lowercased() else { return .circle }
+    switch shape {
+    case "square": return .square
+    case "triangle": return .triangle
+    case "x": return .x
+    default: return .circle
+    }
+  }
+
+  private static func convertStageNumber(_ stageNumber: String) -> Int {
+    switch stageNumber.lowercased() {
+    case "i": return 1
+    case "ii": return 2
+    case "iii": return 3
+    case "iv": return 4
+    default: return 1
+    }
+  }
+}
+
+struct Vertex: Identifiable, Hashable {
+  let id: Int
+  let label: String
+  let position: CGPoint
+  var shape: VertexShape = .circle
+}
+
+struct Note {
+  let id: Int
+  let position: CGPoint
+  let text: String
+}
+
+enum VertexShape: String {
+  case circle
+  case square
+  case triangle
+  case x
+}
+
+struct MapEdge {
+  let id: Int
+  let origin: CGPoint
+  let destination: CGPoint
+  let arrowhead: Bool
+}
+
+struct Inertia {
+  let id: Int
+  let position: CGPoint
+}
+
+struct Opportunity {
+  let id: Int
+  let origin: CGPoint
+  let destination: CGPoint
+}
+
+struct StageDimensions {
+  let index: Int
+  let dimensions: CGFloat
+}
+
+private let defaultDimensions: [CGFloat] = [
+  25.0,
+  50.0,
+  75.0,
+]