lua

--[[------------------------------------------
                    TODO LIST

• Make all Items buyable
------------------------------------------]]--

local PANEL = {}

local disabledCats = {
    entities = false,
    weapons = false,
    shipments = false,
    ammo = false
}

local searchText = nil

function PANEL:Init()

    self:Dock(FILL)
    self:DockMargin(0, 0, 0, 0)
    self:SetVisible(false)

    -- creates a Scrollbar
    self.itemsPanel = self:Add("VoidF4.ScrollPanel")
    self.itemsPanel:DockMargin(0, 100, 0, 0)

    -- create panels
    self:CreatePanels()

--[[---------------------------------------------------------------------------
Settings: Searchbar
-----------------------------------------------------------------------------]]

    local settingsPanel = self:Add("Panel")
    settingsPanel:DockMargin(0, 50, 0, 0)
    settingsPanel:SetSize(1135, 55)
    settingsPanel:SetPos(30, 20)

    settingsPanel.Paint = function(self, w, h)
        draw.RoundedBox(3, 0, 0, w, h, VoidF4.Colors.Primary)
    end

    local searchBarPanel = settingsPanel:Add("DTextEntry")
    searchBarPanel:SetPos(10, 10)
    searchBarPanel:SetSize(300, 35)
    searchBarPanel:SetValue("Search by name...")

    searchBarPanel.Paint = function(self, w, h)
        draw.RoundedBox(3, 0, 0, w, h, VoidF4.Colors.BackgroundTransparent)
        if (!self:IsEditing() && searchText == nil) then
            draw.SimpleText("Search by name...", "VoidF4.I22", 10, 5, VoidF4.Colors.Gray, TEXT_ALIGN_LEFT, TEXT_ALIGN_TOP)
        else
            searchText = self:GetText()
            draw.SimpleText(searchText, "VoidF4.R22", 10, 5, VoidF4.Colors.White, TEXT_ALIGN_LEFT, TEXT_ALIGN_TOP)
        end
    end

    searchBarPanel.OnEnter = function(self)
        searchBarPanel:SetValue(searchText)
        local panel = self:GetParent():GetParent()
        panel:CreatePanels()
    end

    searchBarPanel.OnGetFocus = function()
        if (seachText == nil) then
            searchBarPanel:SetValue("")
        end
    end

--[[---------------------------------------------------------------------------
Settings: Buttons
-----------------------------------------------------------------------------]]

    -- entities
    local entitiesPanel = self:Add("Panel")
    entitiesPanel:SetPos(630, 35)
    entitiesPanel:SetSize(100, 25)

    entitiesPanel.Paint = function(w, h)
        draw.SimpleText("ENTITIES", "VoidF4.R22", 0, 0, VoidF4.Colors.LightGray, TEXT_ALIGN_LEFT, TEXT_ALIGN_TOP)
    end

    local entitiesButton = entitiesPanel:Add("DCheckBox")
    entitiesButton:SetSize(25, 25)
    entitiesButton:SetPos(70, 0)

    entitiesButton.Paint = function(self, w, h)
        VoidF4.PaintCheckBox(w, h, false)
    end

    function entitiesButton:OnChange(disabled)
        if (disabled) then
            entitiesButton.Paint = function(self, w, h)
                VoidF4.PaintCheckBox(w, h, true)
            end
            disabledCats.entities = true
            local panel = self:GetParent():GetParent()
            panel:CreatePanels()
        else
            entitiesButton.Paint = function(self, w, h)
                VoidF4.PaintCheckBox(w, h, false)
            end
            disabledCats.entities = false
            local panel = self:GetParent():GetParent()
            panel:CreatePanels()
        end
    end


    -- weapons
    local weaponsPanel = self:Add("Panel")
    weaponsPanel:SetPos(760, 35)
    weaponsPanel:SetSize(110, 25)

    weaponsPanel.Paint = function(w, h)
        draw.SimpleText("WEAPONS", "VoidF4.R22", 0, 0, VoidF4.Colors.LightGray, TEXT_ALIGN_LEFT, TEXT_ALIGN_TOP)
    end

    local weaponsButton = weaponsPanel:Add("DCheckBox")
    weaponsButton:SetSize(25, 25)
    weaponsButton:SetPos(85, 0)

    weaponsButton.Paint = function(self, w, h)
        VoidF4.PaintCheckBox(w, h, false)
    end

    function weaponsButton:OnChange(disabled)
        if (disabled) then
            weaponsButton.Paint = function(self, w, h)
                VoidF4.PaintCheckBox(w, h, true)
            end
            disabledCats.weapons = true
            local panel = self:GetParent():GetParent()
            panel:CreatePanels()
        else
            weaponsButton.Paint = function(self, w, h)
                VoidF4.PaintCheckBox(w, h, false)
            end
            disabledCats.weapons = false
            local panel = self:GetParent():GetParent()
            panel:CreatePanels()
        end
    end


    -- shipments
    local shipmentsPanel = self:Add("Panel")
    shipmentsPanel:SetPos(900, 35)
    shipmentsPanel:SetSize(115, 25)

    shipmentsPanel.Paint = function(w, h)
        draw.SimpleText("SHIPMENTS", "VoidF4.R22", 0, 0, VoidF4.Colors.LightGray, TEXT_ALIGN_LEFT, TEXT_ALIGN_TOP)
    end

    local shipmentsButton = shipmentsPanel:Add("DCheckBox")
    shipmentsButton:SetSize(25, 25)
    shipmentsButton:SetPos(90, 0)

    shipmentsButton.Paint = function(self, w, h)
        VoidF4.PaintCheckBox(w, h, false)
    end

    function shipmentsButton:OnChange(disabled)
        if (disabled) then
            shipmentsButton.Paint = function(self, w, h)
                VoidF4.PaintCheckBox(w, h, true)
            end
            disabledCats.shipments = true
            local panel = self:GetParent():GetParent()
            panel:CreatePanels()
        else
            shipmentsButton.Paint = function(self, w, h)
                VoidF4.PaintCheckBox(w, h, false)
            end
            disabledCats.shipments = false
            local panel = self:GetParent():GetParent()
            panel:CreatePanels()
        end
    end


    -- ammo
    local ammoPanel = self:Add("Panel")
    ammoPanel:SetPos(1050, 35)
    ammoPanel:SetSize(115, 25)

    ammoPanel.Paint = function(w, h)
        draw.SimpleText("AMMO", "VoidF4.R22", 0, 0, VoidF4.Colors.LightGray, TEXT_ALIGN_LEFT, TEXT_ALIGN_TOP)
    end

    local ammoButton = ammoPanel:Add("DCheckBox")
    ammoButton:SetSize(25, 25)
    ammoButton:SetPos(55, 0)

    ammoButton.Paint = function(self, w, h)
        VoidF4.PaintCheckBox(w, h, false)
    end

    function ammoButton:OnChange(disabled)
        if (disabled) then
            ammoButton.Paint = function(self, w, h)
                VoidF4.PaintCheckBox(w, h, true)
            end
            disabledCats.ammo = true
            local panel = self:GetParent():GetParent()
            panel:CreatePanels()
        else
            ammoButton.Paint = function(self, w, h)
                VoidF4.PaintCheckBox(w, h, false)
            end
            disabledCats.ammo = false
            local panel = self:GetParent():GetParent()
            panel:CreatePanels()
        end
    end
end



function PANEL:CreatePanels()

    self.itemsPanel:Clear()

    local y = 0
    local x = 0

    -- iterate through all types of categories
    for k, v in pairs(DarkRP.getCategories()) do

    local mainCategory = k -- need this later

        if (k != "jobs" && k != "vehicles" && disabledCats[k] == false) then

            local categoriesTable = v

            local categoryTypePanel = self.itemsPanel:Add("Panel")
            categoryTypePanel:SetPos(30, 0 + y)
            categoryTypePanel:SetSize(200, 50)
            categoryTypePanel.Paint = function()
                draw.SimpleText(string.upper(k), "VoidF4.B28", 0, 0, VoidF4.Colors.White, TEXT_ALIGN_LEFT, TEXT_ALIGN_TOP)
            end

            -- iterate through all categoires
            for k, v in pairs(categoriesTable) do

                local items = v
                local counter = 1

                local catColor = v.color
                local catName = v.name

                -- add each category
                local categoryPanel = self.itemsPanel:Add("Panel")
                categoryPanel:SetSize(1090, 40)
                categoryPanel:SetPos(50, 50 + y)

                -- draw the category header
                categoryPanel.Paint = function(self, w, h)
                    draw.RoundedBoxEx(8, 0, 0, w, h, catColor, true, true, false, false )
                    draw.SimpleText(catName, "VoidF4.R28", 20, 5, VoidF4.Colors.White, TEXT_ALIGN_LEFT, TEXT_ALIGN_TOP)
                end

                local itemsInPanel = 0

                -- iterate through all items
                for k, v in pairs(items.members) do

                    -- if something is typed in searchbar, skip non-matching items
                    if searchText != nil then
                        local name = string.lower(v.name)
                        local searchInput = string.lower(searchText)

                        if (!string.match(name, searchInput)) then continue end
                        PrintTable(items.members)
                    end

                    if (counter % 3 == 1) then
                        y = y + 70
                        x = 0
                    end

                    local item = v
                    local itemName = item.name
                    local itemPrice = VoidF4.FormatMoney(item.price)
                    local itemModel = item.model
                    local itemAmount = nil
                    local itemRounds = ""
                    local itemCommand = item.cmd

                    if mainCategory == "ammo" then
                        itemCommand = "buyammo "..item.id
                    end


                    if (item.amountGiven != nil) then
                        itemAmount = item.amountGiven
                        itemRounds = tostring(itemAmount).."x "
                    end

                    -- add each item
                    local itemPanel = self.itemsPanel:Add("DButton")
                    itemPanel:SetText("")
                    itemPanel:SetSize(350, 60)
                    itemPanel:SetPos(50 + x, 30 + y)

                    -- draw item
                    itemPanel.Paint = function(self, w, h)
                        draw.RoundedBox(8, 0, 0, w, h, VoidF4.Colors.Primary)
                        draw.SimpleText(itemRounds..itemName, "VoidF4.R26", 70, 10, VoidF4.Colors.White, TEXT_ALIGN_LEFT, TEXT_ALIGN_TOP)
                        draw.SimpleText(itemPrice, "VoidF4.R18", 70, 30, VoidF4.Colors.White, TEXT_ALIGN_LEFT, TEXT_ALIGN_TOP)
                    end

                    -- draw model icon
                    local modelPanel = itemPanel:Add("SpawnIcon")
                    modelPanel:SetPos(10, 5)
                    modelPanel:SetSize(50, 50)
                    modelPanel:SetModel(itemModel)
                    modelPanel:SetEnabled(false)
                    modelPanel:SetToolTip(false)
                    modelPanel:SetSelectable(false)

                    function modelPanel:Paint( w, h ) -- override function so no hover effect anymore :)
                        self.OverlayFade = math.Clamp( ( self.OverlayFade or 0 ) - RealFrameTime() * 640 * 2, 0, 255 )
                    end

                    -- buy item on click
                    itemPanel.DoClick = function()
                        RunConsoleCommand("say", "/"..itemCommand)
                    end

                    itemsInPanel = itemsInPanel + 1
                    counter = counter + 1
                    x = x + 370

                end

                if (itemsInPanel == 0) then
                    categoryPanel:Remove()
                else
                    y = y + 70
                end

            end

            x = 0
            y = y + 50

        end

    end

end


vgui.Register("VoidF4.Items", PANEL, "Panel")