Android custom view

CustomView.kt

class OrderView @JvmOverloads constructor(
    context: Context,
    attrs: AttributeSet? = null
) : ConstraintLayout(context, attrs) {

    private val binding = ViewOrderBinding.inflate(LayoutInflater.from(context), this)

    init {
        setPadding(context.dpToPx(16))
        background = context.drawable(R.drawable.background_info_view)
    }

    fun init(status: Status, items: Map<String, String>) {
        initItems(items)
        initLabel(status)
        initButton(status)
    }

    private fun initItems(items: Map<String, String>) {
        var topViewId = binding.title.id
        items.forEach { item ->
            val textView = TextView(context).apply {
                id = generateViewId()
                text = context.getString(string.item_description, item.key, item.value)
                setTextColor(context.color(R.color.primary))
                setTextAppearance(R.style.TextNormal)
            }
            addView(textView)
            setConstraints(view = textView, topViewId = topViewId)
            topViewId = id
        }
    }

    private fun initLabel(status: Status) {
        @StringRes val text: Int
        @ColorRes val backgroundColorRes: Int
        @DrawableRes val iconRes: Int

        when (status) {
            DRAFT -> {
                text = string.draft
                backgroundColorRes = R.color.draft
                iconRes = R.drawable.ic_line_circle
            }

            IN_PROGRESS -> {
                text = string.in_progress
                backgroundColorRes = R.color.in_progress
                iconRes = R.drawable.ic_arrow_circle_right
            }

            COMPLETE -> {
                text = string.complete
                backgroundColorRes = R.color.complete
                iconRes = R.drawable.ic_check_circle
            }
        }

        binding.apply {
            label.text = context.getString(text)
            label.backgroundTintList = ColorStateList.valueOf(context.color(backgroundColorRes))
            label.setCompoundDrawablesWithIntrinsicBounds(iconRes, 0, 0, 0)
        }
    }

    private fun initButton(status: Status) = when (status) {
        DRAFT -> binding.button.text = context.getString(string.create)
        IN_PROGRESS -> binding.button.text = context.getString(string.open)
        COMPLETE -> binding.button.isVisible = false
    }

    private fun setConstraints(view: View, topViewId: Int) {
        val constraintSet = ConstraintSet().apply {
            clone(this@OrderView)
            connect(view.id, ConstraintSet.START, ConstraintSet.PARENT_ID, ConstraintSet.START)
            connect(view.id, ConstraintSet.TOP, topViewId, ConstraintSet.BOTTOM, context.dpToPx(8))
        }
        constraintSet.applyTo(this)
    }
}

enum class Status {
    DRAFT, IN_PROGRESS, COMPLETE
}