feat: westworldwithwoman. add elsa

chapter-2-state-driven-agent-design/westworldwithwoman/names.go

@@ -0,0 +1,21 @@
+package westworldwithwoman
+
+import "fmt"
+
+// entityNames is a temporary stand-in for the book's real name
+// lookup table. We still haven't been shown that table, so this is
+// just a small map we're filling in by hand as we meet entities -
+// the miner (ID 1) and now his wife Elsa (ID 2).
+var entityNames = map[int]string{
+	1: "Miner Bob",
+	2: "Elsa",
+}
+
+// GetNameOfEntity looks up a friendly name for a given entity ID.
+// Anything not in entityNames falls back to printing the raw ID.
+func GetNameOfEntity(id int) string {
+	if name, ok := entityNames[id]; ok {
+		return name
+	}
+	return fmt.Sprintf("Entity %d", id)
+}