local window = require('window')
local entity = require('entity')

-- prototype of room
-- - background
-- - objects
-- - edges
local room = entity:from{
    background = love.graphics.newImage("res/defaultbg.png"),
    edges = {},
    objects = {},
}

local oldnew = room.new
function room:new()
    local r = oldnew(room)
    r.edges = {}
    r.objects = {}

    return r
end

function room:insert(obj)
    table.insert(self.objects, obj)
    obj.idx = #self.objects
end

function room:remove(obj)
    table.remove(self.objects, obj.idx)

    for i, v in ipairs(self.objects) do
        v.idx = i
    end
end

room.mousepressed = window.propagate{'edges', 'objects'}

function room:draw()
    love.graphics.draw(self.background, 0, 0)

    for i, v in ipairs(self.objects) do
        v:draw()
    end

    for i, v in ipairs(self.edges) do
        v:draw()
    end
end

return room