--- @class Selector
--- @field id integer
local selector = {}

local function new()
    return setmetatable({}, selector)
end

--- @param characterId integer
function selector:select(characterId)
    self.id = characterId
end

function selector:deselect()
    self.id = nil
end

--- TODO: сделать обработчик селектора
--- @param camera Camera
function selector:update(camera, dt)
    if self.id then
        return
    end
    local mousePosition = camera:toWorldPosition(Vec3 { love.mouse.getX(), love.mouse.getY() }):floor()
    local characterPosition = Tree.level.positionGrid[mousePosition.x][mousePosition.y]
    if Tree.controls:isDown("select") then
        if characterPosition then
            self:select(characterPosition)
        end
    end
end

return {
    new = new
}