local inventory = {}
local player = require("player")

--- @param id string Item SkyBlock Id
--- @return number?
function inventory.getItemInHotbar(id)
    for slot = 0, 8 do
        local item = player.inventory.getStack(slot)
        if item and item.skyblock_id == id then
            return slot
        end
    end
    return nil
end

--- @param id string Item SkyBlock Id
--- @return number?
function inventory.findItemInHotbar(id)
    for slot = 0, 8 do
        local item = player.inventory.getStack(slot)
        if item and item.skyblock_id and string.find(item.skyblock_id, id) then
            return slot
        end
    end
    return nil
end

--- @param name string Item display name
--- @return number?
function inventory.findItemByDisplayNameInHotbar(name)
    for slot = 0, 8 do
        local item = player.inventory.getStack(slot)
        if item and item.display_name and string.find(string.lower(item.display_name), string.lower(name)) then
            return slot
        end
    end
    return nil
end

--- @return number
function inventory.getFreeSlots()
    local freeSlots = 0
    for slot = 0, 35 do
        local item = player.inventory.getStack(slot)
        if not item then
            freeSlots = freeSlots + 1
        end
    end
    return freeSlots
end

return inventory