Entry = {}
Entry.__index = Entry

function Entry.new()
    local self = setmetatable({}, Entry)
    tex.load_animations("entry")
    tex.load_folder("entry", "background")
    tex.load_folder("entry", "side_select")
    tex.load_folder("entry", "global")
    self.bg_flicker       = tex.get_animation(1)
    self.side_select_fade = tex.get_animation(0)
    self.bg_flicker:start()
    self.text_question           = text.create_text("entry_question", { 255, 255, 255, 255 }, { 0, 0, 0, 255 }, false, 4,
        -1)
    self.text_cancel             = text.create_text("entry_cancel", { 255, 255, 255, 255 }, { 0, 0, 0, 255 }, false, 4,
        -4)
    -- cached texture IDs
    self._id_bg_bg               = tex.get_id("background", "bg") or 0
    self._id_bg_tower            = tex.get_id("background", "tower") or 0
    self._id_bg_shops_center     = tex.get_id("background", "shops_center") or 0
    self._id_bg_people           = tex.get_id("background", "people") or 0
    self._id_bg_shops_left       = tex.get_id("background", "shops_left") or 0
    self._id_bg_shops_right      = tex.get_id("background", "shops_right") or 0
    self._id_bg_lights           = tex.get_id("background", "lights") or 0
    self._id_ss_box_top_left     = tex.get_id("side_select", "box_top_left") or 0
    self._id_ss_box_top_right    = tex.get_id("side_select", "box_top_right") or 0
    self._id_ss_box_bot_left     = tex.get_id("side_select", "box_bottom_left") or 0
    self._id_ss_box_bot_right    = tex.get_id("side_select", "box_bottom_right") or 0
    self._id_ss_box_top          = tex.get_id("side_select", "box_top") or 0
    self._id_ss_box_bottom       = tex.get_id("side_select", "box_bottom") or 0
    self._id_ss_box_left         = tex.get_id("side_select", "box_left") or 0
    self._id_ss_box_right        = tex.get_id("side_select", "box_right") or 0
    self._id_ss_box_center       = tex.get_id("side_select", "box_center") or 0
    self._id_ss_1p               = tex.get_id("side_select", "1P") or 0
    self._id_ss_cancel           = tex.get_id("side_select", "cancel") or 0
    self._id_ss_2p               = tex.get_id("side_select", "2P") or 0
    self._id_ss_1p_highlight     = tex.get_id("side_select", "1P_highlight") or 0
    self._id_ss_1p2p_outline     = tex.get_id("side_select", "1P2P_outline") or 0
    self._id_ss_cancel_highlight = tex.get_id("side_select", "cancel_highlight") or 0
    self._id_ss_cancel_outline   = tex.get_id("side_select", "cancel_outline") or 0
    self._id_ss_2p_highlight     = tex.get_id("side_select", "2P_highlight") or 0
    self._id_ss_footer           = tex.get_id("side_select", "footer") or 0
    self._id_ss_footer_left      = tex.get_id("side_select", "footer_left") or 0
    self._id_ss_footer_right     = tex.get_id("side_select", "footer_right") or 0
    self._id_global_player_entry = tex.get_id("global", "player_entry") or 0
    return self
end

function Entry:update(current_ms)
    self.bg_flicker:update(current_ms)
    self.side_select_fade:update(current_ms)
end

function Entry:start_side_select()
    self.side_select_fade:start()
end

function Entry:restart_side_select()
    self.side_select_fade:restart()
end

function Entry:get_side_select_fade()
    return self.side_select_fade.attribute
end

function Entry:draw_background()
    tex.draw_id(self._id_bg_bg)
    tex.draw_id(self._id_bg_tower)
    tex.draw_id(self._id_bg_shops_center)
    tex.draw_id(self._id_bg_people)
    tex.draw_id(self._id_bg_shops_left)
    tex.draw_id(self._id_bg_shops_right)
    tex.draw_id(self._id_bg_lights, { scale = 2.0, fade = self.bg_flicker.attribute })
end

function Entry:draw_side_select()
    local fade = self.side_select_fade.attribute
    tex.draw_id(self._id_ss_box_top_left, { fade = fade })
    tex.draw_id(self._id_ss_box_top_right, { fade = fade })
    tex.draw_id(self._id_ss_box_bot_left, { fade = fade })
    tex.draw_id(self._id_ss_box_bot_right, { fade = fade })
    tex.draw_id(self._id_ss_box_top, { fade = fade })
    tex.draw_id(self._id_ss_box_bottom, { fade = fade })
    tex.draw_id(self._id_ss_box_left, { fade = fade })
    tex.draw_id(self._id_ss_box_right, { fade = fade })
    tex.draw_id(self._id_ss_box_center, { fade = fade })

    self.text_question:draw({
        x = -self.text_question.width / 2,
        fade = fade
    });
end

function Entry:draw_side_select_buttons(side)
    local fade = self.side_select_fade.attribute
    tex.draw_id(self._id_ss_1p, { fade = fade })
    tex.draw_id(self._id_ss_cancel, { fade = fade })
    tex.draw_id(self._id_ss_2p, { fade = fade })

    if side == 0 then
        tex.draw_id(self._id_ss_1p_highlight, { fade = fade })
        tex.draw_id(self._id_ss_1p2p_outline, { mirror = "horizontal", fade = fade, index = 0 })
    elseif side == 1 then
        tex.draw_id(self._id_ss_cancel_highlight, { fade = fade })
        tex.draw_id(self._id_ss_cancel_outline, { fade = fade })
    else
        tex.draw_id(self._id_ss_2p_highlight, { fade = fade })
        tex.draw_id(self._id_ss_1p2p_outline, { fade = fade, index = 1 })
    end

    local tex_obj = tex.get_texture_info("side_select", "cancel")
    local text_x = tex_obj.x[1] + (tex_obj.width / 2) - (self.text_cancel.width / 2)
    local text_y = tex_obj.y[1] + (tex_obj.height / 2) - (self.text_cancel.height / 2)
    self.text_cancel:draw({
        x = text_x,
        y = text_y,
        fade = fade
    });
end

function Entry:draw_footer(p1_joined, p2_joined)
    tex.draw_id(self._id_ss_footer)
    if p1_joined and p2_joined then
        -- both players joined, no footer sides
    elseif not p1_joined and not p2_joined then
        tex.draw_id(self._id_ss_footer_left)
        tex.draw_id(self._id_ss_footer_right)
    elseif p1_joined then
        tex.draw_id(self._id_ss_footer_right)
    else
        tex.draw_id(self._id_ss_footer_left)
    end
end

function Entry:draw_player_entry()
    tex.draw_id(self._id_global_player_entry)
end