---@type Diesal.GUI
local DiesalGUI = LibStub("DiesalGUI-2.0")
---@type Diesal.Tools
local DiesalTools = LibStub("DiesalTools-2.0")
---@type Diesal.Style
local DiesalStyle = LibStub("DiesalStyle-2.0")
-- ~~| Diesal Upvalues |~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
local Colors = DiesalStyle.Colors
local HSL, ShadeColor, TintColor = DiesalTools.HSL, DiesalTools.ShadeColor, DiesalTools.TintColor
-- ~~| Lua Upvalues |~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

-- ~~| WoW Upvalues |~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

-- ~~| ComboBoxItem |~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
local Type = "DiesalComboBoxItem"
local Version = 2
-- ~~| ComboBoxItem Stylesheets |~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
local Stylesheet = {
    ["frame-hover"] = {
        type = "texture",
        layer = "HIGHLIGHT",
        color = "b3d9ff",
        alpha = 0.05,
    },
}
-- ~~| ComboBoxItem Locals |~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

-- ~~| ComboBoxItem Methods |~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
---@class Diesal.GUI.ComboBoxItem.Methods
local methods = {
    ["OnAcquire"] = function(self)
        self:ApplySettings()
        self:SetStylesheet(Stylesheet)
        -- self:SetStylesheet(wireFrameSheet)
        self:Show()
    end,
    ["OnRelease"] = function(self)
        self.check:Hide()
    end,
    ["ApplySettings"] = function(self)
        if not self.settings.key then
            return
        end

        local settings = self.settings
        local comboBoxSettings = settings.parentObject.settings
        local text = self.text

        if settings.position == 1 then
            self:SetPoint("TOPLEFT")
            self:SetPoint("RIGHT")
        else
            self:SetPoint("TOPLEFT", settings.parentObject.children[settings.position - 1].frame, "BOTTOMLEFT", 0, 0)
            self:SetPoint("RIGHT")
        end

        self:SetHeight(comboBoxSettings.dropdownButtonWidth)

        self:SetText(settings.value)
    end,
    ["SetText"] = function(self, text)
        self.text:SetText(text)
    end,
    ["OnClick"] = function(self)
        local settings = self.settings
        local comboBox = settings.parentObject
        local comboBoxSettings = comboBox.settings
        local comboBoxItems = comboBox.children

        for i = 1, #comboBoxItems do
            comboBoxItems[i]:SetSelected(false)
        end

        self:SetSelected(true)

        comboBox.dropdown:Hide()
        comboBox:SetText(settings.value)
        comboBox:FireEvent("OnValueSelected", settings.key, settings.value)
    end,
    ["SetSelected"] = function(self, selected)
        if selected then
            self.settings.parentObject.settings.selectedKey = self.settings.key
            self.settings.selected = true
            self.check:Show()
        else
            self.settings.selected = false
            self.check:Hide()
        end
    end,
}

---@class Diesal.GUI.ComboBoxItem.Settings
---@field parentObject Diesal.GUI.Object.ComboBox
---@field position number
---@field key string
---@field value string
---@field selected boolean

---@class DiesalComboBoxItem : Diesal.GUI.Object.ComboBox.Item

local function Constructor()
    ---@class Diesal.GUI.Object.ComboBox.Item : Diesal.GUI.ObjectBase, Diesal.GUI.ComboBoxItem.Methods
    ---@field text FontString
    ---@field check Texture
    ---@field settings Diesal.GUI.ComboBoxItem.Settings
    local self = DiesalGUI:Create(Type, true)

    local frame = CreateFrame("Button", nil, DiesalGUI.UIParent)
    self.frame = frame

    self.defaults = {}

    frame:SetScript("OnClick", function(this, button)
        self:OnClick()
    end)
    frame:SetScript("OnEnter", function(this) end)
    frame:SetScript("OnLeave", function(this) end)

    local text = self:CreateRegion("FontString", "text", frame)
    text:SetPoint("TOPLEFT", 12, -2)
    text:SetPoint("BOTTOMRIGHT", 0, 0)
    --text:SetJustifyH("TOP")
    text:SetJustifyH("LEFT")
    text:SetWordWrap(false)

    local check = self:CreateRegion("Texture", "check", frame) --[[ @as Texture ]]
    DiesalStyle:StyleTexture(check, {
        type = "texture",
        position = { 2, nil, 0, nil },
        height = 16,
        width = 16,
        image = { "DiesalGUIcons", { 10, 5, 16, 256, 128 }, "FFFF00" },
    })
    check:Hide()

    -- ~~ Methods ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    self:SetMethods(methods)
    self:SetObj(self.frame)
    --[[ for method, func in pairs(methods) do
        self[method] = func
    end ]]
    -- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

    return self
end
DiesalGUI:RegisterObjectConstructor(Type, Constructor, Version)