MedkitScript (Quantity System)

--- LocalScript ---

local PS = game:GetService("Players")

local player = PS.LocalPlayer
local mouse = player:GetMouse()
local tool = script.Parent
local heal = tool:WaitForChild("Heal")
local highlights = {} -- Table to store the selection box instances
local beam = nil -- Initialize the beam variable
local currentTarget = nil -- Track the current player being hovered over
local QuantityLabel = player.PlayerGui:WaitForChild("BackpackGui").Frame.quantityLabel

tool.Equipped:Connect(function()
    -- Create selection boxes for all players
    for _, v in ipairs(PS:GetPlayers()) do
        if v ~= player then
            local char = v.Character
            if char and char:IsA("Model") then
                local charPart = char
                if charPart then
                    local highlight = Instance.new("SelectionBox")
                    highlight.Color3 = Color3.fromRGB(0, 249, 0)
                    highlight.LineThickness = 0.1
                    highlight.Adornee = charPart
                    highlight.Parent = charPart
                    highlights[v] = highlight
                end
            end
        end
    end

    if not beam then
        beam = Instance.new("Beam")
        beam.Color = ColorSequence.new(Color3.fromRGB(0, 249, 0)) -- Set the beam color to green
        beam.Parent = workspace
    end

    mouse.Move:Connect(function()
        local targetPlayer = nil

        -- Check if the mouse is hovering over any player's character
        for _, v in ipairs(PS:GetPlayers()) do
            if v ~= player then
                local char = v.Character
                if char and char:IsA("Model") then
                    local charPart = char:FindFirstChild("HumanoidRootPart")
                    if charPart then
                        local mouseHit = mouse.Hit.p
                        local charPos = charPart.Position
                        local distance = (mouseHit - charPos).Magnitude

                        -- If the mouse is within a certain distance of the player's character, consider it a hover
                        if distance <= 5 then
                            targetPlayer = v
                            break
                        end
                    end
                end
            end
        end

        if targetPlayer ~= currentTarget then
            -- Remove the beam if a new target is being hovered
            if beam then
                if beam.Attachment0 then
                    beam.Attachment0:Destroy()
                end
                if beam.Attachment1 then
                    beam.Attachment1:Destroy()
                end
            end

            if targetPlayer then
                -- Create and attach an attachment to the player's and the closest player's root parts
                local attachment0 = Instance.new("Attachment")
                attachment0.Parent = player.Character.HumanoidRootPart
                local attachment1 = Instance.new("Attachment")
                attachment1.Parent = targetPlayer.Character.HumanoidRootPart

                -- Set the Attachments as the end points of the beam
                if beam then
                    beam.Attachment0 = attachment0
                    beam.Attachment1 = attachment1
                end
            end

            currentTarget = targetPlayer
        end
    end)
end)

tool.Unequipped:Connect(function()
    -- Remove selection boxes when unequipping the tool
    for _, highlight in pairs(highlights) do
        highlight:Destroy()
    end
    highlights = {}

    -- Remove the beam attachments and destroy the beam when unequipping the tool
    if beam then
        if beam.Attachment0 then
            beam.Attachment0:Destroy()
        end
        if beam.Attachment1 then
            beam.Attachment1:Destroy()
        end

        beam:Destroy()
        beam = nil
    end

    currentTarget = nil
end)

tool.AncestryChanged:Connect(function(_, parent)
    -- Remove selection boxes and the beam when the tool is destroyed
    if not parent then
        for _, highlight in pairs(highlights) do
            highlight:Destroy()
        end
        highlights = {}

        if beam then
            if beam.Attachment0 then
                beam.Attachment0:Destroy()
            end
            if beam.Attachment1 then
                beam.Attachment1:Destroy()
            end

            beam:Destroy()
            beam = nil
        end

        currentTarget = nil
    end
end)

tool.Activated:Connect(function()
    if currentTarget then
        heal:FireServer(currentTarget)
    else
        -- If no other player is targeted by the mouse hover, heal the player using the tool
        heal:FireServer(player)

        if tool:WaitForChild("stacks").Value == 0 then
            QuantityLabel.Visible = false
        end
    end
end)

tool:WaitForChild("stacks").Changed:Connect(function(Value)
    QuantityLabel.Text = "Quantity: "..Value
end)
QuantityLabel.Text = "Quantity: "..tool.stacks.Value

tool.Equipped:Connect(function()
    QuantityLabel.Visible = true
end)

tool.Unequipped:Connect(function()
    QuantityLabel.Visible = false
end)

--- Script ---

local tool = script.Parent
local heal = tool:WaitForChild("Heal")
local remainingUses = 3  -- Variable to track the remaining uses

local RunService = game:GetService("RunService")

local function playHealEffect(character)
    local core = game.ReplicatedStorage:FindFirstChild("healingcore")  -- Assuming the part is in ReplicatedStorage

    if core then
        local rootPart = character:FindFirstChild("HumanoidRootPart")
        if rootPart then
            core = core:Clone()
            core.Parent = rootPart
            core.CFrame = rootPart.CFrame  -- Set the initial CFrame to match the HumanoidRootPart

            local weld = Instance.new("WeldConstraint")
            weld.Parent = core
            weld.Part0 = core
            weld.Part1 = rootPart

            wait(2)  -- Wait for 2 seconds
            weld:Destroy()  -- Remove the WeldConstraint
            core:Destroy()  -- Destroy the part after 2 seconds
        end
    end
end


heal.OnServerEvent:Connect(function(player, target)
    local char = target.Character
    local hum = char:WaitForChild("Humanoid")

    if hum and hum.Health < hum.MaxHealth and remainingUses > 0 then
        hum.Health += 50
        remainingUses -= 1

        script.Parent.Sound.Playing = true
        playHealEffect(char) -- Call the function to play the heal effect

        if remainingUses <= 0 then
            tool.stacks.Value -= 1
            if tool.stacks.Value == 0 then
                player.Character.Humanoid:UnequipTools()
                wait(0.0000000000000000001)
                tool:Destroy()
            end
        end
    end
end)