1 files changed, 36 insertions, 0 deletions
diff --git a/Map/MapParser/Strategies/VertexParserStrategy.swift b/Map/MapParser/Strategies/VertexParserStrategy.swift
new file mode 100644
index 0000000..10c94a2
--- /dev/null
+++ b/Map/MapParser/Strategies/VertexParserStrategy.swift
@@ -0,0 +1,36 @@
+import Foundation
+
+struct VertexParserStrategy: MapParserStrategy {
+  private let regex = MapParsingPatterns.vertex
+
+  func canHandle(line: String) -> Bool {
+    let range = NSRange(location: 0, length: line.utf16.count)
+    let matches = regex.matches(in: String(line), options: [], range: range)
+    return matches.count > 0 && matches[0].numberOfRanges >= 4
+  }
+
+  func handle(index: Int, line: String, vertices: [String: Vertex]) -> (Any.Type, Any) {
+    let range = NSRange(location: 0, length: line.utf16.count)
+    let matches = regex.matches(in: String(line), options: [], range: range)
+
+    let match = matches[0]
+    let key = String(line[Range(match.range(at: 1), in: line)!])
+    let xString = String(line[Range(match.range(at: 2), in: line)!])
+    let yString = String(line[Range(match.range(at: 3), in: line)!])
+    let x = CGFloat(truncating: NumberFormatter().number(from: xString) ?? 0.0)
+    let y = CGFloat(truncating: NumberFormatter().number(from: yString) ?? 0.0)
+
+    var vertex = Vertex(
+      id: index,
+      label: key,
+      position: CGPoint(x: x, y: y)
+    )
+
+    if let range = Range(match.range(at: 4), in: line) {
+      let shapeString = String(line[range])
+      vertex.shape = VertexShape(rawValue: shapeString.lowercased()) ?? .circle
+    }
+
+    return (Vertex.self, vertex)
+  }
+}