/*
 * Copyright (C) 2009-2015 Typesafe Inc. <http://www.typesafe.com>
 */
package play.api.http

/**
 * Defines common HTTP Content-Type header values, according to the current available Codec.
 */
object ContentTypes extends ContentTypes

/** Defines common HTTP Content-Type header values, according to the current available Codec. */
trait ContentTypes {

  import play.api.mvc.Codec

  /**
   * Content-Type of text.
   */
  def TEXT(implicit codec: Codec) = withCharset(MimeTypes.TEXT)

  /**
   * Content-Type of html.
   */
  def HTML(implicit codec: Codec) = withCharset(MimeTypes.HTML)

  /**
   * Content-Type of json.
   */
  def JSON(implicit codec: Codec) = withCharset(MimeTypes.JSON)

  /**
   * Content-Type of xml.
   */
  def XML(implicit codec: Codec) = withCharset(MimeTypes.XML)

  /**
   * Content-Type of css.
   */
  def CSS(implicit codec: Codec) = withCharset(MimeTypes.CSS)

  /**
   * Content-Type of javascript.
   */
  def JAVASCRIPT(implicit codec: Codec) = withCharset(MimeTypes.JAVASCRIPT)

  /**
   * Content-Type of form-urlencoded.
   */
  def FORM(implicit codec: Codec) = withCharset(MimeTypes.FORM)

  /**
   * Content-Type of server sent events.
   */
  def EVENT_STREAM(implicit codec: Codec) = withCharset(MimeTypes.EVENT_STREAM)

  /**
   * Content-Type of application cache.
   */
  val CACHE_MANIFEST = withCharset(MimeTypes.CACHE_MANIFEST)(Codec.utf_8)

  /**
   * Content-Type of binary data.
   */
  val BINARY = MimeTypes.BINARY

  /**
   * @return the `codec` charset appended to `mimeType`
   */
  def withCharset(mimeType: String)(implicit codec: Codec) = mimeType + "; charset=" + codec.charset

}

/**
 * Standard HTTP Verbs
 */
object HttpVerbs extends HttpVerbs

/**
 * Standard HTTP Verbs
 */
trait HttpVerbs {
  val GET = "GET"
  val POST = "POST"
  val PUT = "PUT"
  val PATCH = "PATCH"
  val DELETE = "DELETE"
  val HEAD = "HEAD"
  val OPTIONS = "OPTIONS"
}

/** Common HTTP MIME types */
object MimeTypes extends MimeTypes

/** Common HTTP MIME types */
trait MimeTypes {

  /**
   * Content-Type of text.
   */
  val TEXT = "text/plain"

  /**
   * Content-Type of html.
   */
  val HTML = "text/html"

  /**
   * Content-Type of json.
   */
  val JSON = "application/json"

  /**
   * Content-Type of xml.
   */
  val XML = "application/xml"

  /**
   * Content-Type of css.
   */
  val CSS = "text/css"

  /**
   * Content-Type of javascript.
   */
  val JAVASCRIPT = "text/javascript"

  /**
   * Content-Type of form-urlencoded.
   */
  val FORM = "application/x-www-form-urlencoded"

  /**
   * Content-Type of server sent events.
   */
  val EVENT_STREAM = "text/event-stream"

  /**
   * Content-Type of binary data.
   */
  val BINARY = "application/octet-stream"

  /**
   * Content-Type of application cache.
   */
  val CACHE_MANIFEST = "text/cache-manifest"

}

/**
 * Defines all standard HTTP Status.
 */
object Status extends Status

/**
 * Defines all standard HTTP status codes.
 */
trait Status {

  val CONTINUE = 100
  val SWITCHING_PROTOCOLS = 101

  val OK = 200
  val CREATED = 201
  val ACCEPTED = 202
  val NON_AUTHORITATIVE_INFORMATION = 203
  val NO_CONTENT = 204
  val RESET_CONTENT = 205
  val PARTIAL_CONTENT = 206
  val MULTI_STATUS = 207

  val MULTIPLE_CHOICES = 300
  val MOVED_PERMANENTLY = 301
  val FOUND = 302
  val SEE_OTHER = 303
  val NOT_MODIFIED = 304
  val USE_PROXY = 305
  val TEMPORARY_REDIRECT = 307

  val BAD_REQUEST = 400
  val UNAUTHORIZED = 401
  val PAYMENT_REQUIRED = 402
  val FORBIDDEN = 403
  val NOT_FOUND = 404
  val METHOD_NOT_ALLOWED = 405
  val NOT_ACCEPTABLE = 406
  val PROXY_AUTHENTICATION_REQUIRED = 407
  val REQUEST_TIMEOUT = 408
  val CONFLICT = 409
  val GONE = 410
  val LENGTH_REQUIRED = 411
  val PRECONDITION_FAILED = 412
  val REQUEST_ENTITY_TOO_LARGE = 413
  val REQUEST_URI_TOO_LONG = 414
  val UNSUPPORTED_MEDIA_TYPE = 415
  val REQUESTED_RANGE_NOT_SATISFIABLE = 416
  val EXPECTATION_FAILED = 417
  val UNPROCESSABLE_ENTITY = 422
  val LOCKED = 423
  val FAILED_DEPENDENCY = 424
  val TOO_MANY_REQUEST = 429

  val INTERNAL_SERVER_ERROR = 500
  val NOT_IMPLEMENTED = 501
  val BAD_GATEWAY = 502
  val SERVICE_UNAVAILABLE = 503
  val GATEWAY_TIMEOUT = 504
  val HTTP_VERSION_NOT_SUPPORTED = 505
  val INSUFFICIENT_STORAGE = 507
}

/** Defines all standard HTTP headers. */
object HeaderNames extends HeaderNames

/** Defines all standard HTTP headers. */
trait HeaderNames {

  val ACCEPT = "Accept"
  val ACCEPT_CHARSET = "Accept-Charset"
  val ACCEPT_ENCODING = "Accept-Encoding"
  val ACCEPT_LANGUAGE = "Accept-Language"
  val ACCEPT_RANGES = "Accept-Ranges"
  val AGE = "Age"
  val ALLOW = "Allow"
  val AUTHORIZATION = "Authorization"

  val CACHE_CONTROL = "Cache-Control"
  val CONNECTION = "Connection"
  val CONTENT_DISPOSITION = "Content-Disposition"
  val CONTENT_ENCODING = "Content-Encoding"
  val CONTENT_LANGUAGE = "Content-Language"
  val CONTENT_LENGTH = "Content-Length"
  val CONTENT_LOCATION = "Content-Location"
  val CONTENT_MD5 = "Content-MD5"
  val CONTENT_RANGE = "Content-Range"
  val CONTENT_TRANSFER_ENCODING = "Content-Transfer-Encoding"
  val CONTENT_TYPE = "Content-Type"
  val COOKIE = "Cookie"

  val DATE = "Date"

  val ETAG = "ETag"
  val EXPECT = "Expect"
  val EXPIRES = "Expires"

  val FROM = "From"

  val HOST = "Host"

  val IF_MATCH = "If-Match"
  val IF_MODIFIED_SINCE = "If-Modified-Since"
  val IF_NONE_MATCH = "If-None-Match"
  val IF_RANGE = "If-Range"
  val IF_UNMODIFIED_SINCE = "If-Unmodified-Since"

  val LAST_MODIFIED = "Last-Modified"
  val LOCATION = "Location"

  val MAX_FORWARDS = "Max-Forwards"

  val PRAGMA = "Pragma"
  val PROXY_AUTHENTICATE = "Proxy-Authenticate"
  val PROXY_AUTHORIZATION = "Proxy-Authorization"

  val RANGE = "Range"
  val REFERER = "Referer"
  val RETRY_AFTER = "Retry-After"

  val SERVER = "Server"

  val SET_COOKIE = "Set-Cookie"
  val SET_COOKIE2 = "Set-Cookie2"

  val TE = "Te"
  val TRAILER = "Trailer"
  val TRANSFER_ENCODING = "Transfer-Encoding"

  val UPGRADE = "Upgrade"
  val USER_AGENT = "User-Agent"

  val VARY = "Vary"
  val VIA = "Via"

  val WARNING = "Warning"
  val WWW_AUTHENTICATE = "WWW-Authenticate"

  val FORWARDED = "Forwarded"
  val X_FORWARDED_FOR = "X-Forwarded-For"
  val X_FORWARDED_HOST = "X-Forwarded-Host"
  val X_FORWARDED_PORT = "X-Forwarded-Port"
  val X_FORWARDED_PROTO = "X-Forwarded-Proto"

  val X_REQUESTED_WITH = "X-Requested-With"

  val ACCESS_CONTROL_ALLOW_ORIGIN = "Access-Control-Allow-Origin"
  val ACCESS_CONTROL_EXPOSE_HEADERS = "Access-Control-Expose-Headers"
  val ACCESS_CONTROL_MAX_AGE = "Access-Control-Max-Age"
  val ACCESS_CONTROL_ALLOW_CREDENTIALS = "Access-Control-Allow-Credentials"
  val ACCESS_CONTROL_ALLOW_METHODS = "Access-Control-Allow-Methods"
  val ACCESS_CONTROL_ALLOW_HEADERS = "Access-Control-Allow-Headers"

  val ORIGIN = "Origin"
  val ACCESS_CONTROL_REQUEST_METHOD = "Access-Control-Request-Method"
  val ACCESS_CONTROL_REQUEST_HEADERS = "Access-Control-Request-Headers"
}

/**
 * Defines HTTP protocol constants
 */
object HttpProtocol extends HttpProtocol

/**
 * Defines HTTP protocol constants
 */
trait HttpProtocol {
  // Versions
  val HTTP_1_0 = "HTTP/1.0"
  val HTTP_1_1 = "HTTP/1.1"

  // Other HTTP protocol values
  val CHUNKED = "chunked"
}