Generate one warp location for each link to other star systems

src/app/game/Star.ts

@@ -50,10 +50,10 @@ module SpaceTac.Game {
             result.push(new StarLocation(this, StarLocationType.STAR, 0, 0));
 
             // Add warp locations around the star
-            var warps = 3;
-            while (warps--) {
+            var links = this.getLinks();
+            links.forEach((link: StarLink) => {
                 result.push(this.generateOneLocation(StarLocationType.WARP, result, this.radius * 0.3, random));
-            }
+            });
 
             // Add random locations
             while (count--) {
@@ -63,6 +63,19 @@ module SpaceTac.Game {
             return result;
         }
 
+        // Get the number of links to other stars
+        getLinks(): StarLink[] {
+            var result: StarLink[] = [];
+
+            this.universe.starlinks.forEach((link: StarLink) => {
+                if (link.first === this || link.second === this) {
+                    result.push(link);
+                }
+            });
+
+            return result;
+        }
+
         private generateOneLocation(type: StarLocationType, others: StarLocation[], radius: number, random: RandomGenerator): StarLocation {
             var x = (random.throw(2) - 1) * radius;
             var y = (random.throw(2) - 1) * radius;

src/app/game/Universe.ts

@@ -24,6 +24,7 @@ module SpaceTac.Game {
             super();
 
             this.stars = [];
+            this.starlinks = [];
             this.radius = 50;
         }
 
@@ -157,5 +158,12 @@ module SpaceTac.Game {
             });
             return result;
         }
+
+        // Add a link between two stars
+        addLink(first: Star, second: Star): void {
+            if (!this.areLinked(first, second)) {
+                this.starlinks.push(new StarLink(first, second));
+            }
+        }
     }
 }

src/app/game/specs/Star.spec.ts

@@ -0,0 +1,22 @@
+/// <reference path="../../definitions/jasmine.d.ts"/>
+
+module SpaceTac.Game.Specs {
+    "use strict";
+
+    describe("Star", () => {
+        it("lists links to other stars", () => {
+            var universe = new Universe();
+            universe.stars.push(new Star(universe, 0, 0));
+            universe.stars.push(new Star(universe, 1, 0));
+            universe.stars.push(new Star(universe, 0, 1));
+            universe.stars.push(new Star(universe, 1, 1));
+            universe.addLink(universe.stars[0], universe.stars[1]);
+            universe.addLink(universe.stars[0], universe.stars[3]);
+
+            var result = universe.stars[0].getLinks();
+            expect(result.length).toBe(2);
+            expect(result[0]).toEqual(new StarLink(universe.stars[0], universe.stars[1]));
+            expect(result[1]).toEqual(new StarLink(universe.stars[0], universe.stars[3]));
+        });
+    });
+}