1 files changed, 39 insertions, 0 deletions
diff --git a/src/Input.elm b/src/Input.elm
new file mode 100644
index 0000000..d8614b0
--- /dev/null
+++ b/src/Input.elm
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+module Input where
+
+import Keyboard
+import Random
+import RandomValues (RandomValues)
+
+import Vec2 (Vec2)
+
+type Input =
+  { dir : Vec2
+  , delta : Time
+  , randomValues : RandomValues
+  }
+
+getInput : Signal Input
+getInput =
+  let dtSignal = delta
+      dirSignal = lift recordIntToVec2 Keyboard.arrows
+      randomFloatsSignal = Random.floatList (lift (\_ -> 3) dtSignal)
+      randomValuesSignal = lift floatsToRandomValues randomFloatsSignal
+  in  sampleOn dtSignal <| Input <~ dirSignal
+                                  ~ dtSignal
+                                  ~ randomValuesSignal
+
+delta : Signal Time
+delta = lift (\ms -> ms) (fps 25)
+
+recordIntToVec2 : {x : Int, y : Int} -> Vec2
+recordIntToVec2 {x, y} =
+  { x = toFloat x
+  , y = toFloat y
+  }
+
+floatsToRandomValues : [Float] -> RandomValues
+floatsToRandomValues [enemyAngle, enemyX, enemyY] =
+  { enemyAngle = enemyAngle
+  , enemyX = enemyX
+  , enemyY = enemyY
+  }