-------------------------------------------------------------------------------
---------------------------------- NAMESPACE ----------------------------------
-------------------------------------------------------------------------------
local ADDON_NAME, ns = ...
local L = ns.locale

-------------------------------------------------------------------------------
--------------------------- UIDROPDOWNMENU_ADDSLIDER --------------------------
-------------------------------------------------------------------------------

local function UIDropDownMenu_AddSlider(info, level)
    local function format(v)
        if info.percentage then return FormatPercentage(v, true) end
        return string.format('%.2f', v)
    end

    info.frame.Label:SetText(info.text)
    info.frame.Value:SetText(format(info.value))
    info.frame.Slider:SetMinMaxValues(info.min, info.max)
    info.frame.Slider:SetMinMaxValues(info.min, info.max)
    info.frame.Slider:SetValueStep(info.step)
    info.frame.Slider:SetAccessorFunction(function() return info.value end)
    info.frame.Slider:SetMutatorFunction(function(v)
        info.frame.Value:SetText(format(v))
        info.func(v)
    end)
    info.frame.Slider:UpdateVisibleState()

    UIDropDownMenu_AddButton({customFrame = info.frame}, level)
end

-------------------------------------------------------------------------------
---------------------------- WORLD MAP BUTTON MIXIN ---------------------------
-------------------------------------------------------------------------------

local WorldMapOptionsButtonMixin = {}
_G[ADDON_NAME .. 'WorldMapOptionsButtonMixin'] = WorldMapOptionsButtonMixin

function WorldMapOptionsButtonMixin:OnLoad()
    UIDropDownMenu_SetInitializeFunction(self.DropDown,
        function(dropdown, level)
            dropdown:GetParent():InitializeDropDown(level)
        end)
    UIDropDownMenu_SetDisplayMode(self.DropDown, 'MENU')

    self.GroupDesc = CreateFrame('Frame', ADDON_NAME .. 'GroupMenuSliderOption',
        nil, ADDON_NAME .. 'TextMenuOptionTemplate')
    self.AlphaOption = CreateFrame('Frame',
        ADDON_NAME .. 'AlphaMenuSliderOption', nil,
        ADDON_NAME .. 'SliderMenuOptionTemplate')
    self.ScaleOption = CreateFrame('Frame',
        ADDON_NAME .. 'ScaleMenuSliderOption', nil,
        ADDON_NAME .. 'SliderMenuOptionTemplate')
end

function WorldMapOptionsButtonMixin:OnMouseDown(button)
    self.Icon:SetPoint('TOPLEFT', 8, -8)
    local xOffset = WorldMapFrame.isMaximized and 30 or 0
    self.DropDown.point = WorldMapFrame.isMaximized and 'TOPRIGHT' or 'TOPLEFT'
    ToggleDropDownMenu(1, nil, self.DropDown, self, xOffset, -5)
    PlaySound(SOUNDKIT.IG_MAINMENU_OPTION_CHECKBOX_ON)
end

function WorldMapOptionsButtonMixin:OnMouseUp()
    self.Icon:SetPoint('TOPLEFT', self, 'TOPLEFT', 6, -6)
end

function WorldMapOptionsButtonMixin:OnEnter()
    GameTooltip:SetOwner(self, 'ANCHOR_RIGHT')
    GameTooltip_SetTitle(GameTooltip, ns.plugin_name)
    GameTooltip_AddNormalLine(GameTooltip, L['map_button_text'])
    GameTooltip:Show()
end

function WorldMapOptionsButtonMixin:Refresh()
    local enabled = ns:GetOpt('show_worldmap_button')
    local map = ns.maps[self:GetParent():GetMapID() or 0]
    if enabled and map and map:HasEnabledGroups() then
        self:Show()
    else
        self:Hide()
    end
end

function WorldMapOptionsButtonMixin:InitializeDropDown(level)
    local map, icon, iconLink = ns.maps[self:GetParent():GetMapID()]

    if level == 1 then
        UIDropDownMenu_AddButton({
            isTitle = true,
            notCheckable = true,
            text = WORLD_MAP_FILTER_TITLE
        })

        for i, group in ipairs(map.groups) do
            if group:IsEnabled() and group:HasEnabledNodes(map) then
                icon = group.icon
                if group.name == 'misc' then
                    -- find an icon from the misc nodes in the map
                    for coord, node in pairs(map.nodes) do
                        if node.group == group then
                            icon = node.icon
                            break
                        end
                    end
                end

                if type(icon) == 'number' then
                    iconLink = ns.GetIconLink(icon, 12, 1, 0) .. ' '
                else
                    iconLink = ns.GetIconLink(icon, 16)
                end

                UIDropDownMenu_AddButton({
                    text = iconLink .. ' ' .. ns.RenderLinks(group.label, true),
                    isNotRadio = true,
                    keepShownOnClick = true,
                    hasArrow = true,
                    value = group,
                    checked = group:GetDisplay(map.id),
                    arg1 = group,
                    func = function(button, group)
                        group:SetDisplay(button.checked, map.id)
                    end
                })
            end
        end

        UIDropDownMenu_AddSeparator()
        UIDropDownMenu_AddButton({
            text = L['options_reward_types'],
            isNotRadio = true,
            notCheckable = true,
            keepShownOnClick = true,
            hasArrow = true,
            value = 'rewards'
        })
        UIDropDownMenu_AddButton({
            text = L['options_show_completed_nodes'],
            isNotRadio = true,
            keepShownOnClick = true,
            checked = ns:GetOpt('show_completed_nodes'),
            func = function(button, option)
                ns:SetOpt('show_completed_nodes', button.checked)
            end
        })
        UIDropDownMenu_AddButton({
            text = L['options_toggle_hide_done_rare'],
            isNotRadio = true,
            keepShownOnClick = true,
            checked = ns:GetOpt('hide_done_rares'),
            func = function(button, option)
                ns:SetOpt('hide_done_rares', button.checked)
            end
        })
        UIDropDownMenu_AddButton({
            text = L['options_toggle_use_char_achieves'],
            isNotRadio = true,
            keepShownOnClick = true,
            checked = ns:GetOpt('use_char_achieves'),
            func = function(button, option)
                ns:SetOpt('use_char_achieves', button.checked)
            end
        })

        UIDropDownMenu_AddSeparator()
        UIDropDownMenu_AddButton({
            text = L['options_open_settings_panel'],
            isNotRadio = true,
            notCheckable = true,
            disabled = not map.settings,
            func = function(button, option)
                InterfaceOptionsFrame_Show()
                InterfaceOptionsFrame_OpenToCategory('HandyNotes')
                LibStub('AceConfigDialog-3.0'):SelectGroup('HandyNotes',
                    'plugins', ADDON_NAME, 'ZonesTab', 'Zone_' .. map.id)
            end
        })
    elseif level == 2 then
        if UIDROPDOWNMENU_MENU_VALUE == 'rewards' then
            for i, type in ipairs({
                'mount', 'pet', 'toy', 'transmog', 'all_transmog'
            }) do
                UIDropDownMenu_AddButton({
                    text = L['options_' .. type .. '_rewards'],
                    isNotRadio = true,
                    keepShownOnClick = true,
                    checked = ns:GetOpt('show_' .. type .. '_rewards'),
                    func = function(button, option)
                        ns:SetOpt('show_' .. type .. '_rewards', button.checked)
                    end
                }, 2)
            end
        else
            -- Get correct map ID to query/set options for
            local group = UIDROPDOWNMENU_MENU_VALUE

            self.GroupDesc.Text:SetText(ns.RenderLinks(group.desc))
            UIDropDownMenu_AddButton({customFrame = self.GroupDesc}, 2)
            UIDropDownMenu_AddButton({notClickable = true, notCheckable = true},
                2)

            UIDropDownMenu_AddSlider({
                text = L['options_opacity'],
                min = 0,
                max = 1,
                step = 0.01,
                value = group:GetAlpha(map.id),
                frame = self.AlphaOption,
                percentage = true,
                func = function(v) group:SetAlpha(v, map.id) end
            }, 2)

            UIDropDownMenu_AddSlider({
                text = L['options_scale'],
                min = 0.3,
                max = 3,
                step = 0.05,
                value = group:GetScale(map.id),
                frame = self.ScaleOption,
                func = function(v) group:SetScale(v, map.id) end
            }, 2)
        end
    end
end