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/*
 *  Copyright 2021-2024 Disney Streaming
 *
 *  Licensed under the Tomorrow Open Source Technology License, Version 1.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *     https://disneystreaming.github.io/TOST-1.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package smithy4s.http

sealed trait HttpMethod extends Product with Serializable {
  def showUppercase = this match {
    case HttpMethod.PUT          => "PUT"
    case HttpMethod.POST         => "POST"
    case HttpMethod.DELETE       => "DELETE"
    case HttpMethod.GET          => "GET"
    case HttpMethod.PATCH        => "PATCH"
    case HttpMethod.OTHER(value) => value.toUpperCase
  }

  def showCapitalised = this match {
    case HttpMethod.PUT          => "Put"
    case HttpMethod.POST         => "Post"
    case HttpMethod.DELETE       => "Delete"
    case HttpMethod.GET          => "Get"
    case HttpMethod.PATCH        => "Patch"
    case HttpMethod.OTHER(value) => value.capitalize
  }
}

object HttpMethod {
  case object PUT extends HttpMethod
  case object POST extends HttpMethod
  case object DELETE extends HttpMethod
  case object GET extends HttpMethod
  case object PATCH extends HttpMethod
  case class OTHER(value: String) extends HttpMethod

  val values: List[HttpMethod] =
    List(PUT, POST, DELETE, GET, PATCH)

  def fromStringOrDefault(s: String): HttpMethod =
    fromStringOption(s).getOrElse(OTHER(s.toUpperCase))

  private def fromStringOption(s: String): Option[HttpMethod] = {
    val nameCI = CaseInsensitive(s)

    values
      .find { m =>
        nameCI == CaseInsensitive(m.showCapitalised)
      }
  }
}