make all 3 demo spells work with tasks

lib/spellbook.lua

@@ -22,7 +22,7 @@ function spell:update(caster, dt) end
 
 function spell:draw() end
 
-function spell:cast(caster, target) return true end
+function spell:cast(caster, target) return end
 
 local walk = setmetatable({
     --- @type Deque
@@ -55,32 +55,9 @@ function walk:cast(caster, target)
         return
     end
 
-    local testChar = Tree.level.characters[1];
+    return function(callback)
-
-
-    return function(callback) -- <- вызовется после всех анимаций
-        local counter = require 'lib.utils.counter' (callback)
-        counter.push()
         return caster:has(Tree.behaviors.tiled):followPath(path)(
-            function()
+            callback
-                do
-                    counter.push()
-                    local initialPos2 = caster:has(Tree.behaviors.positioned).position:floor()
-                    local path2 = require "lib.pathfinder" (initialPos2, Vec3 { 10, math.random(1, 10) })
-                    path:pop_front()
-                    caster:has(Tree.behaviors.tiled):followPath(path2)(counter.pop)
-                end
-
-                do
-                    counter.push()
-                    local testInitialPos = testChar:has(Tree.behaviors.positioned).position:floor()
-                    local testPath = require "lib.pathfinder" (testInitialPos, Vec3 { 10, math.random(20, 5) })
-                    path:pop_front()
-                    testChar:has(Tree.behaviors.tiled):followPath(testPath)(counter.pop)
-                end
-
-                counter.pop()
-            end
         ) -- <- callback вызовется после followPath
     end
 end
@@ -114,9 +91,10 @@ function regenerateMana:cast(caster, target)
         stats.mana = 10
         stats.initiative = stats.initiative + 10
     end)
-    print(caster.id, "has regenerated mana and gained initiative")
+
     local sprite = caster:has(Tree.behaviors.sprite)
     if not sprite then return nil end
+    print(caster.id, "has regenerated mana and gained initiative")
 
     local light = require "lib/character/character".spawn("Light Effect")
     light:addBehavior {
@@ -126,11 +104,12 @@ function regenerateMana:cast(caster, target)
     }
 
     return function(callback)
-        print(light:has(Tree.behaviors.light).animateColor)
+        light:has(Tree.behaviors.light):animateColor(Vec3 {})(
-        light:has(Tree.behaviors.light):animateColor(Vec3 {})(function()
+            function()
-            light:die()
+                light:die()
-            callback()
+            end
-        end)
+        )
+        sprite:animate("hurt")(callback)
     end
 end