From 42fbda0c58e6416708ce3e39bb091806dfbbdb7c Mon Sep 17 00:00:00 2001
From: Kazhnuz <kazhnuz@kobold.cafe>
Date: Tue, 24 Aug 2021 19:41:25 +0200
Subject: [PATCH] fea(gui): add initial support for inputs

---
 .../birb/modules/gui/elements/parent.lua      | 14 ++++++++----
 sonic-radiance.love/birb/modules/gui/init.lua | 22 +++++++++++++++++++
 .../birb/modules/gui/mixins/elements.lua      | 21 +++++++++++++++++-
 sonic-radiance.love/birb/modules/scenes.lua   |  1 +
 sonic-radiance.love/birb/structures/tween.lua |  1 +
 5 files changed, 54 insertions(+), 5 deletions(-)

diff --git a/sonic-radiance.love/birb/modules/gui/elements/parent.lua b/sonic-radiance.love/birb/modules/gui/elements/parent.lua
index 7b5f9e1..5cc2bc7 100644
--- a/sonic-radiance.love/birb/modules/gui/elements/parent.lua
+++ b/sonic-radiance.love/birb/modules/gui/elements/parent.lua
@@ -56,18 +56,18 @@ end
 
 function GuiElement:getFocus()
     local gui = self:getGui()
-    gui.focusedMenu = self.name
+    gui.focusedElement = self.name
 end
 
 function GuiElement:haveFocus()
     local gui = self:getGui()
-    return (gui.focusedMenu == self.name)
+    return (gui.focusedElement == self.name)
 end
 
 function GuiElement:looseFocus()
     if (self:haveFocus()) then
         local gui = self:getGui()
-        gui.focusedMenu = nil
+        gui.focusedElement = nil
     end
 end
 
@@ -97,7 +97,13 @@ function GuiElement:newMovement(start, duration, x, y, easing)
 end
 
 function GuiElement:newSwitch(start, bools)
-    self:newSwitch(start, bools)
+    self.tweens:newSwitch(start, bools)
+end
+
+function GuiElement:delayFocus(start)
+    self.tweens:newFunc(start, "focus", function ()
+        self:getFocus()
+    end)
 end
 
 -- DRAW FUNCTIONS
diff --git a/sonic-radiance.love/birb/modules/gui/init.lua b/sonic-radiance.love/birb/modules/gui/init.lua
index a826238..416f066 100644
--- a/sonic-radiance.love/birb/modules/gui/init.lua
+++ b/sonic-radiance.love/birb/modules/gui/init.lua
@@ -67,6 +67,8 @@ function Gui:transformOne(rawTransform)
         self:newMovement(transform.name, transform.start, transform.duration, transform.x, transform.y, transform.easing)
     elseif transform.type == "switch" then
         self:newSwitch(transform.name, transform.start, transform.bools)
+    elseif transform.type == "delayFocus" then
+        self:delayFocus(transform.name, transform.start)
     end
 end
 
@@ -82,6 +84,26 @@ function Gui:newSwitch(element, start, bools)
     self.elements[element]:newSwitch(start, bools)
 end
 
+function Gui:delayFocus(element, start)
+    self.elements[element]:delayFocus(start)
+end
+
+-- KEYBOARD FUNCTIONS
+-- Handle keyboard
+
+function Gui:keycheck(keys)
+    local haveFocus = self:haveFocus()
+    if (haveFocus) then
+        local elem = self:getFocusedElement()
+        for key,_ in pairs(keys) do
+            if keys[key].isPressed then
+                elem:keypressed(key)
+            end
+        end
+    end
+    return haveFocus
+end
+
 -- DRAW FUNCTIONS
 -- Draw the menu and its content
 
diff --git a/sonic-radiance.love/birb/modules/gui/mixins/elements.lua b/sonic-radiance.love/birb/modules/gui/mixins/elements.lua
index a7a5020..e2dfb10 100644
--- a/sonic-radiance.love/birb/modules/gui/mixins/elements.lua
+++ b/sonic-radiance.love/birb/modules/gui/mixins/elements.lua
@@ -2,7 +2,7 @@ local ElementList = Object:extend()
 
 function ElementList:initElements()
     self.elements = {}
-    self.focusedElem = nil
+    self.focusedElement = nil
     self.nbrElement = 0
 end
 
@@ -16,6 +16,25 @@ function ElementList:deleteElement(name)
     self.elements[name] = nil
 end
 
+function ElementList:elementExists(name)
+    return (self:getElement(name) ~= nil)
+end
+
+function ElementList:haveFocus()
+    return self:elementExists(self.focusedElement)
+end
+
+function ElementList:getFocusedElement()
+    return self:getElement(self.focusedElement)
+end
+
+function ElementList:getElement(name)
+    if (not utils.string.isEmpty(name)) then
+        return self.elements[name]
+    end
+    return nil
+end
+
 function ElementList:getVisibleElement(topLayer)
     local visibleList = {}
     for _, element in pairs(self.elements) do
diff --git a/sonic-radiance.love/birb/modules/scenes.lua b/sonic-radiance.love/birb/modules/scenes.lua
index 45218ac..552a088 100644
--- a/sonic-radiance.love/birb/modules/scenes.lua
+++ b/sonic-radiance.love/birb/modules/scenes.lua
@@ -107,6 +107,7 @@ function Scene:updateMenus(dt)
   if (self.menusystem ~= nil) then
     self.menusystem:update(dt)
     if (core.screen:isActive() and (self.dialog == nil)) then
+      self.gui:keycheck(self:getKeys(1))
       self.menusystem:keycheck()
     end
   end
diff --git a/sonic-radiance.love/birb/structures/tween.lua b/sonic-radiance.love/birb/structures/tween.lua
index 2b84b41..cbc6147 100644
--- a/sonic-radiance.love/birb/structures/tween.lua
+++ b/sonic-radiance.love/birb/structures/tween.lua
@@ -2,4 +2,5 @@ return {
     tween = {"name", "type", "start", "duration", "target", "easing"},
     movement = {"name", "type", "start", "duration", "x", "y", "easing"},
     switch = {"name", "type", "start", "bools"},
+    delayFocus = {"name", "type", "start"},
 }
\ No newline at end of file