local assertArgs = include "assertArgs"

local util = include "util"

local Button = lib "class" ("Button")

Button:include(mixin "Position")
Button:include(mixin "Angle")
Button:include(mixin "Dimensions")

Button:include(mixin "_has" ("Label"))
Button:include(mixin "_has" ("Collider"))
Button:include(mixin "_has" ("Hit"))
Button:include(mixin "_has" ("Callback"))

Button.static.DEPTH = 0.1

function Button:initialize(args)
    assertArgs(args, "world", "label", "x", "y", "z", "width", "height", "angle", "ax", "ay", "az", "callback")
    self:setLabel(args.label)
    self:setPosition(args.x, args.y, args.z)
    self:setDimensions(args.width, args.height, Button.static.DEPTH)
    self:setAngle(args.angle, args.ax, args.ay, args.az)

    self:setCollider(args.world:newBoxCollider(args.x, args.y, args.z, args.width, args.height, Button.static.DEPTH))
    self:getCollider():setOrientation(args.angle, args.ax, args.ay, args.az)
    self:getCollider():setKinematic(true)
    self:getCollider():setUserData(self)
    self:setCallback(args.callback)

    self:setHit(false)
    self.lerpedScale = 1
    return self
end

function Button:update(dt)

    self.lerpedScale = util.lerp(
        self.lerpedScale,
        self:getHit() and 1.1 or 1,
        10 * dt
    )

end

function Button:draw()

    lovr.graphics.box(
        "line",
        self:getX(), self:getY(), self:getZ(),
        self:getWidth() * self.lerpedScale, self:getHeight() * self.lerpedScale, self:getDepth(),
        self:getAngle(), self:getAX(), self:getAY(), self:getAZ()
    )

    lovr.graphics.print(
        self:getLabel(),
        self:getX(), self:getY(), self:getZ(),
        0.1 * (1 + self.lerpedScale) / 2,
        self:getAngle(), self:getAX(), self:getAY(), self:getAZ()
    )

end

return Button