com.github.woojiahao.style.css.CssAttributes.kt Maven / Gradle / Ivy

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Simple and highly customizable markdown to PDF conversion library

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package com.github.woojiahao.style.css

class CssAttributes {
  private val attributes = mutableMapOf()

  val attrs
    get() = attributes.toMap()

  fun append(attributes: CssAttributes) = this.attributes.putAll(attributes.attributes)

  fun  add(name: String, value: T?): CssAttributes {
    addAttribute(name, value)
    return this
  }

  fun remove(name: String): CssAttributes {
    attributes.remove(name)
    return this
  }

  infix fun  String.to(value: T?) = addAttribute(this, value)

  fun toCss() =
    attributes
      .entries
      .filter { it.value != null }
      .joinToString("\n") { "\t${it.key}: ${it.value.toString()};" }

  private fun  addAttribute(name: String, value: T?) {
    attributes[name] = value?.toString()
  }
}