local DF = _G ["DetailsFramework"]
local _

local _rawset = rawset --> lua local
local _rawget = rawget --> lua local
local _setmetatable = setmetatable --> lua local
local _unpack = unpack --> lua local
local _type = type --> lua local
local _math_floor = math.floor --> lua local
local loadstring = loadstring --> lua local
local _string_len = string.len --> lua local

local cleanfunction = function() end
local APITextEntryFunctions = false
local TextEntryMetaFunctions = {}

DF.TextEntryCounter = 1

------------------------------------------------------------------------------------------------------------
--> metatables

	TextEntryMetaFunctions.__call = function (_table, value)
		--> unknow
	end
	
------------------------------------------------------------------------------------------------------------
--> members

	--> tooltip
	local gmember_tooltip = function (_object)
		return _object:GetTooltip()
	end
	--> shown
	local gmember_shown = function (_object)
		return _object:IsShown()
	end
	--> frame width
	local gmember_width = function (_object)
		return _object.editbox:GetWidth()
	end
	--> frame height
	local gmember_height = function (_object)
		return _object.editbox:GetHeight()
	end
	--> get text
	local gmember_text = function (_object)
		return _object.editbox:GetText()
	end

	local get_members_function_index = {
		["tooltip"] = gmember_tooltip,
		["shown"] = gmember_shown,
		["width"] = gmember_width,
		["height"] = gmember_height,
		["text"] = gmember_text,
	}

	TextEntryMetaFunctions.__index = function (_table, _member_requested)

		local func = get_members_function_index [_member_requested]
		if (func) then
			return func (_table, _member_requested)
		end
		
		local fromMe = _rawget (_table, _member_requested)
		if (fromMe) then
			return fromMe
		end
		
		return TextEntryMetaFunctions [_member_requested]
	end
	
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
	
	--> tooltip
	local smember_tooltip = function (_object, _value)
		return _object:SetTooltip (_value)
	end
	--> show
	local smember_show = function (_object, _value)
		if (_value) then
			return _object:Show()
		else
			return _object:Hide()
		end
	end
	--> hide
	local smember_hide = function (_object, _value)
		if (not _value) then
			return _object:Show()
		else
			return _object:Hide()
		end
	end	
	--> frame width
	local smember_width = function (_object, _value)
		return _object.editbox:SetWidth (_value)
	end
	--> frame height
	local smember_height = function (_object, _value)
		return _object.editbox:SetHeight (_value)
	end
	--> set text
	local smember_text = function (_object, _value)
		return _object.editbox:SetText (_value)
	end
	--> set multiline
	local smember_multiline = function (_object, _value)
		if (_value) then
			return _object.editbox:SetMultiLine (true)
		else
			return _object.editbox:SetMultiLine (false)
		end
	end
	--> text horizontal pos
	local smember_horizontalpos = function (_object, _value)
		return _object.editbox:SetJustifyH (string.lower (_value))
	end
	
	local set_members_function_index = {
		["tooltip"] = smember_tooltip,
		["show"] = smember_show,
		["hide"] = smember_hide,
		["width"] = smember_width,
		["height"] = smember_height,
		["text"] = smember_text,
		["multiline"] = smember_multiline,
		["align"] = smember_horizontalpos,
	}
	
	TextEntryMetaFunctions.__newindex = function (_table, _key, _value)
		local func = set_members_function_index [_key]
		if (func) then
			return func (_table, _value)
		else
			return _rawset (_table, _key, _value)
		end
	end

------------------------------------------------------------------------------------------------------------
--> methods

--> set point
	function TextEntryMetaFunctions:SetPoint (MyAnchor, SnapTo, HisAnchor, x, y, Width)
	
		if (type (MyAnchor) == "boolean" and MyAnchor and self.space) then
			local textWidth = self.label:GetStringWidth()+2
			self.editbox:SetWidth (self.space - textWidth - 15)
			return
			
		elseif (type (MyAnchor) == "boolean" and MyAnchor and not self.space) then
			self.space = self.label:GetStringWidth()+2 + self.editbox:GetWidth()
		end
		
		if (Width) then
			self.space = Width
		end
		
		MyAnchor, SnapTo, HisAnchor, x, y = DF:CheckPoints (MyAnchor, SnapTo, HisAnchor, x, y, self)
		if (not MyAnchor) then
			print ("Invalid parameter for SetPoint")
			return
		end
	
		if (self.space) then
			self.label:ClearAllPoints()
			self.editbox:ClearAllPoints()
			
			self.label:SetPoint (MyAnchor, SnapTo, HisAnchor, x, y)
			self.editbox:SetPoint ("left", self.label, "right", 2, 0)
			
			local textWidth = self.label:GetStringWidth()+2
			self.editbox:SetWidth (self.space - textWidth - 15)
		else
			self.label:ClearAllPoints()
			self.editbox:ClearAllPoints()
			self.editbox:SetPoint (MyAnchor, SnapTo, HisAnchor, x, y)
		end

	end
	
--> frame levels
	function TextEntryMetaFunctions:GetFrameLevel()
		return self.editbox:GetFrameLevel()
	end
	function TextEntryMetaFunctions:SetFrameLevel (level, frame)
		if (not frame) then
			return self.editbox:SetFrameLevel (level)
		else
			local framelevel = frame:GetFrameLevel (frame) + level
			return self.editbox:SetFrameLevel (framelevel)
		end
	end

--> select all text
	function TextEntryMetaFunctions:SelectAll()
		self.editbox:HighlightText()
	end
	
--> set labal description
	function TextEntryMetaFunctions:SetLabelText (text)
		if (text) then
			self.label:SetText (text)
		else
			self.label:SetText ("")
		end
		self:SetPoint (true) --> refresh
	end

--> set tab order
	function TextEntryMetaFunctions:SetNext (nextbox)
		self.next = nextbox
	end
	
--> blink
	function TextEntryMetaFunctions:Blink()
		self.label:SetTextColor (1, .2, .2, 1)
	end	
	
--> show & hide
	function TextEntryMetaFunctions:IsShown()
		return self.editbox:IsShown()
	end
	function TextEntryMetaFunctions:Show()
		return self.editbox:Show()
	end
	function TextEntryMetaFunctions:Hide()
		return self.editbox:Hide()
	end
	
-- tooltip
	function TextEntryMetaFunctions:SetTooltip (tooltip)
		if (tooltip) then
			return _rawset (self, "have_tooltip", tooltip)
		else
			return _rawset (self, "have_tooltip", nil)
		end
	end
	function TextEntryMetaFunctions:GetTooltip()
		return _rawget (self, "have_tooltip")
	end
	
--> hooks
	function TextEntryMetaFunctions:SetHook (hookType, func)
		if (func) then
			_rawset (self, hookType.."Hook", func)
		else
			_rawset (self, hookType.."Hook", nil)
		end
	end
	
	function TextEntryMetaFunctions:Enable()
		if (not self.editbox:IsEnabled()) then
			self.editbox:Enable()
			self.editbox:SetBackdropBorderColor (unpack (self.enabled_border_color))
			self.editbox:SetBackdropColor (unpack (self.enabled_backdrop_color))
			self.editbox:SetTextColor (unpack (self.enabled_text_color))
		end
	end
	
	function TextEntryMetaFunctions:Disable()
		if (self.editbox:IsEnabled()) then
			self.enabled_border_color = {self.editbox:GetBackdropBorderColor()}
			self.enabled_backdrop_color = {self.editbox:GetBackdropColor()}
			self.enabled_text_color = {self.editbox:GetTextColor()}

			self.editbox:Disable()

			self.editbox:SetBackdropBorderColor (.5, .5, .5, .5)
			self.editbox:SetBackdropColor (.5, .5, .5, .5)
			self.editbox:SetTextColor (.5, .5, .5, .5)
		end
	end
	
------------------------------------------------------------------------------------------------------------
--> scripts
	local OnEnter = function (textentry)

		if (textentry.MyObject.OnEnterHook) then
			local interrupt = textentry.MyObject.OnEnterHook (textentry)
			if (interrupt) then
				return
			end
		end
	
		if (textentry.MyObject.have_tooltip) then 
			GameCooltip2:Preset (2)
			GameCooltip2:AddLine (textentry.MyObject.have_tooltip)
			GameCooltip2:ShowCooltip (textentry, "tooltip")
		end
		
		textentry.mouse_over = true 

		if (textentry:IsEnabled()) then 
			textentry.current_bordercolor = textentry.current_bordercolor or {textentry:GetBackdropBorderColor()}
			textentry:SetBackdropBorderColor (1, 1, 1, 1)
		end
		
		local parent = textentry:GetParent().MyObject
		if (parent and parent.type == "panel") then
			if (parent.GradientEnabled) then
				parent:RunGradient()
			end
		end
		
	end
	
	local OnLeave = function (textentry)
		if (textentry.MyObject.OnLeaveHook) then
			local interrupt = textentry.MyObject.OnLeaveHook (textentry)
			if (interrupt) then
				return
			end
		end
	
		if (textentry.MyObject.have_tooltip) then 
			GameCooltip2:ShowMe (false)
		end
		
		textentry.mouse_over = false 
		
		if (textentry:IsEnabled()) then 
			textentry:SetBackdropBorderColor (unpack (textentry.current_bordercolor))
		end
		
		local parent = textentry:GetParent().MyObject
		if (parent and parent.type == "panel") then
			if (parent.GradientEnabled) then
				parent:RunGradient (false)
			end
		end
	end
	
	local OnHide = function (textentry)
		if (textentry.MyObject.OnHideHook) then
			local interrupt = textentry.MyObject.OnHideHook (textentry)
			if (interrupt) then
				return
			end
		end
	end
	
	local OnShow = function (textentry)
		if (textentry.MyObject.OnShowHook) then
			local interrupt = textentry.MyObject.OnShowHook (textentry)
			if (interrupt) then
				return
			end
		end
	end

	local OnEnterPressed = function (textentry, byScript) 
	
		if (textentry.MyObject.OnEnterPressedHook) then
			local interrupt = textentry.MyObject.OnEnterPressedHook (textentry)
			if (interrupt) then
				return
			end
		end
	
		local texto = DF:trim (textentry:GetText())
		if (_string_len (texto) > 0) then 
			textentry.text = texto
			if (textentry.MyObject.func) then 
				textentry.MyObject.func (textentry.MyObject.param1, textentry.MyObject.param2, texto, textentry, byScript or textentry)
			end
		else
			textentry:SetText ("")
			textentry.MyObject.currenttext = ""
		end
		textentry.focuslost = true --> perdeu_focus isso aqui pra quando estiver editando e clicar em outra caixa
		textentry:ClearFocus()
		
		if (textentry.MyObject.tab_on_enter and textentry.MyObject.next) then
			textentry.MyObject.next:SetFocus()
		end
	end
	
	local OnEscapePressed = function (textentry)
	
		if (textentry.MyObject.OnEscapePressedHook) then
			local interrupt = textentry.MyObject.OnEscapePressedHook (textentry)
			if (interrupt) then
				return
			end
		end
	
		--textentry:SetText("") 
		--textentry.MyObject.currenttext = ""
		textentry.focuslost = true
		textentry:ClearFocus() 
	end
	
	local OnEditFocusLost = function (textentry)

		if (textentry:IsShown()) then
		
			if (textentry.MyObject.OnEditFocusLostHook) then
				local interrupt = textentry.MyObject.OnEditFocusLostHook (textentry)
				if (interrupt) then
					return
				end
			end
		
			if (not textentry.focuslost) then
				local texto = DF:trim (textentry:GetText())
				if (_string_len (texto) > 0) then 
					textentry.MyObject.currenttext = texto
					if (textentry.MyObject.func) then 
						textentry.MyObject.func (textentry.MyObject.param1, textentry.MyObject.param2, texto, textentry, nil)
					end
				else 
					textentry:SetText ("") 
					textentry.MyObject.currenttext = ""
				end 
			else
				textentry.focuslost = false
			end
			
			textentry.MyObject.label:SetTextColor (.8, .8, .8, 1)

		end
	end
	
	local OnEditFocusGained = function (textentry)
		if (textentry.MyObject.OnEditFocusGainedHook) then
			local interrupt = textentry.MyObject.OnEditFocusGainedHook (textentry)
			if (interrupt) then
				return
			end
		end
		textentry.MyObject.label:SetTextColor (1, 1, 1, 1)
	end
	
	local OnChar = function (textentry, text) 
		if (textentry.MyObject.OnCharHook) then
			local interrupt = textentry.MyObject.OnCharHook (textentry, text)
			if (interrupt) then
				return
			end
		end
	end
	
	local OnTextChanged = function (textentry, byUser) 
		if (textentry.MyObject.OnTextChangedHook) then
			local interrupt = textentry.MyObject.OnTextChangedHook (textentry, byUser)
			if (interrupt) then
				return
			end
		end
	end
	
	local OnTabPressed = function (textentry) 
		if (textentry.MyObject.OnTabPressedHook) then
			local interrupt = textentry.MyObject.OnTabPressedHook (textentry, byUser)
			if (interrupt) then
				return
			end
		end
		
		if (textentry.MyObject.next) then 
			OnEnterPressed (textentry, false)
			textentry.MyObject.next:SetFocus()
		end
	end
	
	function TextEntryMetaFunctions:PressEnter (byScript)
		OnEnterPressed (self.editbox, byScript)
	end
	
------------------------------------------------------------------------------------------------------------
--> object constructor

function DF:CreateTextEntry (parent, func, w, h, member, name)
	return DF:NewTextEntry (parent, parent, name, member, w, h, func)
end

function DF:NewTextEntry (parent, container, name, member, w, h, func, param1, param2, space)
	
	if (not name) then
		name = "DetailsFrameworkTextEntryNumber" .. DF.TextEntryCounter
		DF.TextEntryCounter = DF.TextEntryCounter + 1
		
	elseif (not parent) then
		return nil
	end
	
	if (not container) then
		container = parent
	end
	
	if (name:find ("$parent")) then
		name = name:gsub ("$parent", parent:GetName())
	end
	
	local TextEntryObject = {type = "textentry", dframework = true}
	
	if (member) then
		parent [member] = TextEntryObject
	end

	if (parent.dframework) then
		parent = parent.widget
	end
	if (container.dframework) then
		container = container.widget
	end
	
	--> default members:
		--> hooks
		TextEntryObject.OnEnterHook = nil
		TextEntryObject.OnLeaveHook = nil
		TextEntryObject.OnHideHook = nil
		TextEntryObject.OnShowHook = nil
		TextEntryObject.OnEnterPressedHook = nil
		TextEntryObject.OnEscapePressedHook = nil
		TextEntryObject.OnEditFocusGainedHook = nil
		TextEntryObject.OnEditFocusLostHook = nil
		TextEntryObject.OnCharHook = nil
		TextEntryObject.OnTextChangedHook = nil
		TextEntryObject.OnTabPressedHook = nil

		--> misc
		TextEntryObject.container = container
		TextEntryObject.have_tooltip = nil

	TextEntryObject.editbox = CreateFrame ("EditBox", name, parent, "DetailsFrameworkEditBoxTemplate2")
	TextEntryObject.widget = TextEntryObject.editbox
	
	TextEntryObject.editbox:SetTextInsets (3, 0, 0, -3)

	if (not APITextEntryFunctions) then
		APITextEntryFunctions = true
		local idx = getmetatable (TextEntryObject.editbox).__index
		for funcName, funcAddress in pairs (idx) do 
			if (not TextEntryMetaFunctions [funcName]) then
				TextEntryMetaFunctions [funcName] = function (object, ...)
					local x = loadstring ( "return _G."..object.editbox:GetName()..":"..funcName.."(...)")
					return x (...)
				end
			end
		end
	end
	
	TextEntryObject.editbox.MyObject = TextEntryObject
	
	if (not w and space) then
		w = space
	elseif (w and space) then
		if (DF.debug) then
			print ("warning: you are using width and space, try use only space for better results.")
		end
	end
	
	TextEntryObject.editbox:SetWidth (w)
	TextEntryObject.editbox:SetHeight (h)

	TextEntryObject.editbox:SetJustifyH ("center")
	TextEntryObject.editbox:EnableMouse (true)
	TextEntryObject.editbox:SetText ("")

	TextEntryObject.editbox:SetAutoFocus (false)
	TextEntryObject.editbox:SetFontObject ("GameFontHighlightSmall")

	TextEntryObject.editbox.current_bordercolor = {1, 1, 1, 0.7}
	TextEntryObject.editbox:SetBackdropBorderColor (1, 1, 1, 0.7)
	TextEntryObject.enabled_border_color = {TextEntryObject.editbox:GetBackdropBorderColor()}
	TextEntryObject.enabled_backdrop_color = {TextEntryObject.editbox:GetBackdropColor()}
	TextEntryObject.enabled_text_color = {TextEntryObject.editbox:GetTextColor()}
	
	TextEntryObject.func = func
	TextEntryObject.param1 = param1
	TextEntryObject.param2 = param2
	TextEntryObject.next = nil
	TextEntryObject.space = space
	TextEntryObject.tab_on_enter = false
	
	TextEntryObject.label = _G [name .. "_Desc"]
	
	TextEntryObject.editbox:SetBackdrop ({bgFile = DF.folder .. "background", tileSize = 64, edgeFile = DF.folder .. "border_2", edgeSize = 10, insets = {left = 1, right = 1, top = 1, bottom = 1}})
	
	--> hooks
		TextEntryObject.editbox:SetScript ("OnEnter", OnEnter)
		TextEntryObject.editbox:SetScript ("OnLeave", OnLeave)
		TextEntryObject.editbox:SetScript ("OnHide", OnHide)
		TextEntryObject.editbox:SetScript ("OnShow", OnShow)
		
		TextEntryObject.editbox:SetScript ("OnEnterPressed", OnEnterPressed)
		TextEntryObject.editbox:SetScript ("OnEscapePressed", OnEscapePressed)
		TextEntryObject.editbox:SetScript ("OnEditFocusLost", OnEditFocusLost)
		TextEntryObject.editbox:SetScript ("OnEditFocusGained", OnEditFocusGained)
		TextEntryObject.editbox:SetScript ("OnChar", OnChar)
		TextEntryObject.editbox:SetScript ("OnTextChanged", OnTextChanged)
		TextEntryObject.editbox:SetScript ("OnTabPressed", OnTabPressed)
		
	_setmetatable (TextEntryObject, TextEntryMetaFunctions)
	
	return TextEntryObject	
	
end

local function_gettext = function (self)
	return self.editbox:GetText()
end
local function_settext = function (self, text)
	return self.editbox:SetText (text)
end
local function_clearfocus = function (self)
	return self.editbox:ClearFocus()
end
local function_setfocus = function (self)
	return self.editbox:SetFocus (true)
end

function DF:NewSpecialLuaEditorEntry (parent, w, h, member, name, nointent)
	
	if (name:find ("$parent")) then
		name = name:gsub ("$parent", parent:GetName())
	end
	
	local borderframe = CreateFrame ("Frame", name, parent)
	borderframe:SetSize (w, h)

	if (member) then
		parent [member] = borderframe
	end
	
	local scrollframe = CreateFrame ("ScrollFrame", name, borderframe, "DetailsFrameworkEditBoxMultiLineTemplate")

	scrollframe:SetScript ("OnSizeChanged", function (self)
		scrollframe.editbox:SetSize (self:GetSize())
	end)
	
	scrollframe:SetPoint ("topleft", borderframe, "topleft", 10, -10)
	scrollframe:SetPoint ("bottomright", borderframe, "bottomright", -30, 10)
	
	scrollframe.editbox:SetMultiLine (true)
	scrollframe.editbox:SetJustifyH ("left")
	scrollframe.editbox:SetJustifyV ("top")
	scrollframe.editbox:SetMaxBytes (1024000)
	scrollframe.editbox:SetMaxLetters (128000)
	
	borderframe.GetText = function_gettext
	borderframe.SetText = function_settext
	borderframe.ClearFocus = function_clearfocus
	borderframe.SetFocus = function_setfocus
	
	if (not nointent) then
		IndentationLib.enable (scrollframe.editbox, nil, 4)
	end
	
	borderframe:SetBackdrop ({bgFile = [[Interface\Tooltips\UI-Tooltip-Background]], edgeFile = [[Interface\Tooltips\UI-Tooltip-Border]], 
		tile = 1, tileSize = 16, edgeSize = 16, insets = {left = 5, right = 5, top = 5, bottom = 5}})
	borderframe:SetBackdropColor (0.090195, 0.090195, 0.188234, 1)
	borderframe:SetBackdropBorderColor (1, 1, 1, 1)
	
	borderframe.scroll = scrollframe
	borderframe.editbox = scrollframe.editbox
	
	return borderframe
end