try to attack & behavior annotation refactor

Co-authored-by: Ivan Yuriev <ivanyr44@gmail.com>

dev_utils/annotations.lua

@@ -0,0 +1,5 @@
+--- @meta _
+Tree.behaviors.map         = require "lib.character.behaviors.map"
+Tree.behaviors.spellcaster = require "lib.character.behaviors.spellcaster"
+Tree.behaviors.sprite      = require "lib.character.behaviors.sprite"
+Tree.behaviors.stats       = require "lib.character.behaviors.stats"

lib/character/behaviors/spellcaster.lua

@@ -12,7 +12,7 @@ behavior.state = "idle"
 function behavior.new(spellbook)
     local spb = require "lib.spellbook" --- @todo временное добавление ходьбы (и читов) всем персонажам
     local t = {}
-    t.spellbook = spellbook or spb.of { spb.walk, spb.regenerateMana }
+    t.spellbook = spellbook or spb.of { spb.walk, spb.regenerateMana, spb.attack }
     return setmetatable(t, behavior)
 end
 

lib/spellbook.lua

@@ -84,6 +84,37 @@ function regenerateMana:cast(caster, target)
     return true
 end
 
+local attack = setmetatable({}, spell)
+
+function attack:cast(caster, target)
+    -- caster:try(Tree.behaviors.map, function(map)
+    --     local dist = math.ceil((target - map.position):length())
+    --     if dist >= 2 then
+    --         return false
+    --     end
+    -- end)
+
+    --- @type Character
+    local targetCharacter = Tree.level.characterGrid:get(target)
+    targetCharacter:try(Tree.behaviors.stats, function(stats)
+        stats.hp = stats.hp - 4
+    end)
+
+    caster:try(Tree.behaviors.sprite, function(sprite)
+        sprite:play("attack", function()
+            sprite:play("idle")
+            caster:has(Tree.behaviors.spellcaster):endCast()
+        end)
+    end)
+    targetCharacter:try(Tree.behaviors.sprite, function(sprite)
+        sprite:play("hurt", function()
+            sprite:play("idle")
+        end)
+    end)
+
+    return true
+end
+
 ----------------------------------------
 local spellbook = {
     walk = walk,

lib/ui/layout.lua

@@ -44,7 +44,8 @@ function layout:build()
                         ui.Row {
                             children = {
                                 setmetatable({ owner = Tree.level.characters[id], spellId = 1 }, { __index = SkillButton }),
-                                setmetatable({ owner = Tree.level.characters[id], spellId = 2 }, { __index = SkillButton })
+                                setmetatable({ owner = Tree.level.characters[id], spellId = 2 }, { __index = SkillButton }),
+                                setmetatable({ owner = Tree.level.characters[id], spellId = 3 }, { __index = SkillButton })
                             }
                         }
                     skillRows[id] = r