require "config"

-- Game grid table, acts as "global level" of some sort
Grid = {}

-- Factory function
function Grid:new( size )
    local grid = {
        lines = {},
        size = size
    }

    setmetatable( grid, { __index = self } )

    return grid
end

-- Add new line to grid
function Grid:push( line )
    table.insert( self.lines, line )
end

-- Draw lines and the whole grid
function Grid:draw()
    -- Draw lines
    for _, line in ipairs( self.lines ) do
        line:draw()
    end
    -- Draw grid
    for x = 1, self.size.x do
        for y = 1, self.size.y do
            local px, py = x * Config.cellSize, y * Config.cellSize
            love.graphics.circle( "fill", px, py, Config.pointRadius )
        end
    end
end