19 files changed, 421 insertions, 5 deletions

diff --git a/shared/models/http/http-error-codes.ts b/shared/models/http/http-error-codes.ts
new file mode 100644
index 000000000..b2fbdfc5a
--- /dev/null
+++ b/shared/models/http/http-error-codes.ts
@@ -0,0 +1,364 @@
+/**
+ * Hypertext Transfer Protocol (HTTP) response status codes.
+ * @see {@link https://en.wikipedia.org/wiki/List_of_HTTP_status_codes}
+ *
+ * WebDAV and other codes useless with regards to PeerTube are not listed.
+ */
+export enum HttpStatusCode {
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.2.1
+   *
+   * The server has received the request headers and the client should proceed to send the request body
+   * (in the case of a request for which a body needs to be sent; for example, a POST request).
+   * Sending a large request body to a server after a request has been rejected for inappropriate headers would be inefficient.
+   * To have a server check the request's headers, a client must send Expect: 100-continue as a header in its initial request
+   * and receive a 100 Continue status code in response before sending the body. The response 417 Expectation Failed indicates
+   * the request should not be continued.
+   */
+  CONTINUE_100 = 100,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.2.2
+   *
+   * This code is sent in response to an Upgrade request header by the client, and indicates the protocol the server is switching too.
+   */
+  SWITCHING_PROTOCOLS_101 = 101,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.3.1
+   *
+   * Standard response for successful HTTP requests. The actual response will depend on the request method used:
+   * GET: The resource has been fetched and is transmitted in the message body.
+   * HEAD: The entity headers are in the message body.
+   * POST: The resource describing the result of the action is transmitted in the message body.
+   * TRACE: The message body contains the request message as received by the server
+   */
+  OK_200 = 200,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.3.2
+   *
+   * The request has been fulfilled, resulting in the creation of a new resource, typically after a PUT.
+   */
+  CREATED_201 = 201,
+
+  /**
+   * The request has been accepted for processing, but the processing has not been completed.
+   * The request might or might not be eventually acted upon, and may be disallowed when processing occurs.
+   */
+  ACCEPTED_202 = 202,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.3.5
+   *
+   * There is no content to send for this request, but the headers may be useful.
+   * The user-agent may update its cached headers for this resource with the new ones.
+   */
+  NO_CONTENT_204 = 204,
+
+  /**
+   * The server successfully processed the request, but is not returning any content.
+   * Unlike a 204 response, this response requires that the requester reset the document view.
+   */
+  RESET_CONTENT_205 = 205,
+
+  /**
+   * The server is delivering only part of the resource (byte serving) due to a range header sent by the client.
+   * The range header is used by HTTP clients to enable resuming of interrupted downloads,
+   * or split a download into multiple simultaneous streams.
+   */
+  PARTIAL_CONTENT_206 = 206,
+
+  /**
+   * Indicates multiple options for the resource from which the client may choose (via agent-driven content negotiation).
+   * For example, this code could be used to present multiple video format options,
+   * to list files with different filename extensions, or to suggest word-sense disambiguation.
+   */
+  MULTIPLE_CHOICES_300 = 300,
+
+  /**
+   * This and all future requests should be directed to the given URI.
+   */
+  MOVED_PERMANENTLY_301 = 301,
+
+  /**
+   * This is an example of industry practice contradicting the standard.
+   * The HTTP/1.0 specification (RFC 1945) required the client to perform a temporary redirect
+   * (the original describing phrase was "Moved Temporarily"), but popular browsers implemented 302
+   * with the functionality of a 303 See Other. Therefore, HTTP/1.1 added status codes 303 and 307
+   * to distinguish between the two behaviours. However, some Web applications and frameworks
+   * use the 302 status code as if it were the 303.
+   */
+  FOUND_302 = 302,
+
+  /**
+   * SINCE HTTP/1.1
+   * The response to the request can be found under another URI using a GET method.
+   * When received in response to a POST (or PUT/DELETE), the client should presume that
+   * the server has received the data and should issue a redirect with a separate GET message.
+   */
+  SEE_OTHER_303 = 303,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7232#section-4.1
+   *
+   * Indicates that the resource has not been modified since the version specified by the request headers
+   * `If-Modified-Since` or `If-None-Match`.
+   * In such case, there is no need to retransmit the resource since the client still has a previously-downloaded copy.
+   */
+  NOT_MODIFIED_304 = 304,
+
+  /**
+   * SINCE HTTP/1.1
+   * In this case, the request should be repeated with another URI; however, future requests should still use the original URI.
+   * In contrast to how 302 was historically implemented, the request method is not allowed to be changed when reissuing the
+   * original request.
+   * For example, a POST request should be repeated using another POST request.
+   */
+  TEMPORARY_REDIRECT_307 = 307,
+
+  /**
+   * The request and all future requests should be repeated using another URI.
+   * 307 and 308 parallel the behaviors of 302 and 301, but do not allow the HTTP method to change.
+   * So, for example, submitting a form to a permanently redirected resource may continue smoothly.
+   */
+  PERMANENT_REDIRECT_308 = 308,
+
+  /**
+   * The server cannot or will not process the request due to an apparent client error
+   * (e.g., malformed request syntax, too large size, invalid request message framing, or deceptive request routing).
+   */
+  BAD_REQUEST_400 = 400,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7235#section-3.1
+   *
+   * Similar to 403 Forbidden, but specifically for use when authentication is required and has failed or has not yet
+   * been provided. The response must include a `WWW-Authenticate` header field containing a challenge applicable to the
+   * requested resource. See Basic access authentication and Digest access authentication. 401 semantically means
+   * "unauthenticated",i.e. the user does not have the necessary credentials.
+   */
+  UNAUTHORIZED_401 = 401,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.5.2
+   *
+   * Reserved for future use. The original intention was that this code might be used as part of some form of digital
+   * cash or micro payment scheme, but that has not happened, and this code is not usually used.
+   * Google Developers API uses this status if a particular developer has exceeded the daily limit on requests.
+   */
+  PAYMENT_REQUIRED_402 = 402,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.5.3
+   *
+   * The client does not have access rights to the content, i.e. they are unauthorized, so server is rejecting to
+   * give proper response. Unlike 401, the client's identity is known to the server.
+   */
+  FORBIDDEN_403 = 403,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.6.2
+   *
+   * The requested resource could not be found but may be available in the future.
+   * Subsequent requests by the client are permissible.
+   */
+  NOT_FOUND_404 = 404,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.5.5
+   *
+   * A request method is not supported for the requested resource;
+   * for example, a GET request on a form that requires data to be presented via POST, or a PUT request on a read-only resource.
+   */
+  METHOD_NOT_ALLOWED_405 = 405,
+
+  /**
+   * The requested resource is capable of generating only content not acceptable according to the Accept headers sent in the request.
+   */
+  NOT_ACCEPTABLE_406 = 406,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.5.7
+   *
+   * This response is sent on an idle connection by some servers, even without any previous request by the client.
+   * It means that the server would like to shut down this unused connection. This response is used much more since
+   * some browsers, like Chrome, Firefox 27+, or IE9, use HTTP pre-connection mechanisms to speed up surfing. Also
+   * note that some servers merely shut down the connection without sending this message.
+   *
+   * @
+   */
+  REQUEST_TIMEOUT_408 = 408,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.5.8
+   *
+   * Indicates that the request could not be processed because of conflict in the request,
+   * such as an edit conflict between multiple simultaneous updates.
+   *
+   * @see HttpStatusCode.UNPROCESSABLE_ENTITY_422 to denote a disabled feature
+   */
+  CONFLICT_409 = 409,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.5.9
+   *
+   * Indicates that the resource requested is no longer available and will not be available again.
+   * This should be used when a resource has been intentionally removed and the resource should be purged.
+   * Upon receiving a 410 status code, the client should not request the resource in the future.
+   * Clients such as search engines should remove the resource from their indices.
+   * Most use cases do not require clients and search engines to purge the resource, and a "404 Not Found" may be used instead.
+   */
+  GONE_410 = 410,
+
+  /**
+   * The request did not specify the length of its content, which is required by the requested resource.
+   */
+  LENGTH_REQUIRED_411 = 411,
+
+  /**
+   * The server does not meet one of the preconditions that the requester put on the request.
+   */
+  PRECONDITION_FAILED_412 = 412,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.5.11
+   *
+   * The request is larger than the server is willing or able to process ; the server might close the connection
+   * or return an Retry-After header field.
+   * Previously called "Request Entity Too Large".
+   */
+  PAYLOAD_TOO_LARGE_413 = 413,
+
+  /**
+   * The URI provided was too long for the server to process. Often the result of too much data being encoded as a
+   * query-string of a GET request, in which case it should be converted to a POST request.
+   * Called "Request-URI Too Long" previously.
+   */
+  URI_TOO_LONG_414 = 414,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.5.13
+   *
+   * The request entity has a media type which the server or resource does not support.
+   * For example, the client uploads an image as image/svg+xml, but the server requires that images use a different format.
+   */
+  UNSUPPORTED_MEDIA_TYPE_415 = 415,
+
+  /**
+   * The client has asked for a portion of the file (byte serving), but the server cannot supply that portion.
+   * For example, if the client asked for a part of the file that lies beyond the end of the file.
+   * Called "Requested Range Not Satisfiable" previously.
+   */
+  RANGE_NOT_SATISFIABLE_416 = 416,
+
+  /**
+   * The server cannot meet the requirements of the `Expect` request-header field.
+   */
+  EXPECTATION_FAILED_417 = 417,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc2324
+   *
+   * This code was defined in 1998 as one of the traditional IETF April Fools' jokes, in RFC 2324, Hyper Text Coffee Pot Control Protocol,
+   * and is not expected to be implemented by actual HTTP servers. The RFC specifies this code should be returned by
+   * teapots requested to brew coffee. This HTTP status is used as an Easter egg in some websites, including PeerTube instances ;-).
+   */
+  I_AM_A_TEAPOT_418 = 418,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc2518#section-10.3
+   *
+   * The request was well-formed but was unable to be followed due to semantic errors.
+   * The server understands the content type of the request entity (hence a 415 (Unsupported Media Type) status code is inappropriate),
+   * and the syntax of the request entity is correct (thus a 400 (Bad Request) status code is inappropriate) but was unable to process
+   * the contained instructions. For example, this error condition may occur if an JSON request body contains well-formed (i.e.,
+   * syntactically correct), but semantically erroneous, JSON instructions.
+   *
+   * Can also be used to denote disabled features (akin to disabled syntax).
+   *
+   * @see HttpStatusCode.UNSUPPORTED_MEDIA_TYPE_415 if the `Content-Type` was not supported.
+   * @see HttpStatusCode.BAD_REQUEST_400 if the request was not parsable (broken JSON, XML)
+   */
+  UNPROCESSABLE_ENTITY_422 = 422,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc4918#section-11.3
+   *
+   * The resource that is being accessed is locked. WebDAV-specific but used by some HTTP services.
+   *
+   * @deprecated use `If-Match` / `If-None-Match` instead
+   * @see {@link https://evertpot.com/http/423-locked}
+   */
+  LOCKED_423 = 423,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc6585#section-4
+   *
+   * The user has sent too many requests in a given amount of time. Intended for use with rate-limiting schemes.
+   */
+  TOO_MANY_REQUESTS_429 = 429,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc6585#section-5
+   *
+   * The server is unwilling to process the request because either an individual header field,
+   * or all the header fields collectively, are too large.
+   */
+  REQUEST_HEADER_FIELDS_TOO_LARGE_431 = 431,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7725
+   *
+   * A server operator has received a legal demand to deny access to a resource or to a set of resources
+   * that includes the requested resource. The code 451 was chosen as a reference to the novel Fahrenheit 451.
+   */
+  UNAVAILABLE_FOR_LEGAL_REASONS_451 = 451,
+
+  /**
+   * A generic error message, given when an unexpected condition was encountered and no more specific message is suitable.
+   */
+  INTERNAL_SERVER_ERROR_500 = 500,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc7231#section-6.6.2
+   *
+   * The server either does not recognize the request method, or it lacks the ability to fulfill the request.
+   * Usually this implies future availability (e.g., a new feature of a web-service API).
+   */
+  NOT_IMPLEMENTED_501 = 501,
+
+  /**
+   * The server was acting as a gateway or proxy and received an invalid response from the upstream server.
+   */
+  BAD_GATEWAY_502 = 502,
+
+  /**
+   * The server is currently unavailable (because it is overloaded or down for maintenance).
+   * Generally, this is a temporary state.
+   */
+  SERVICE_UNAVAILABLE_503 = 503,
+
+  /**
+   * The server was acting as a gateway or proxy and did not receive a timely response from the upstream server.
+   */
+  GATEWAY_TIMEOUT_504 = 504,
+
+  /**
+   * The server does not support the HTTP protocol version used in the request
+   */
+  HTTP_VERSION_NOT_SUPPORTED_505 = 505,
+
+  /**
+   * Official Documentation @ https://tools.ietf.org/html/rfc2518#section-10.6
+   *
+   * The 507 (Insufficient Storage) status code means the method could not be performed on the resource because the
+   * server is unable to store the representation needed to successfully complete the request. This condition is
+   * considered to be temporary. If the request which received this status code was the result of a user action,
+   * the request MUST NOT be repeated until it is requested by a separate user action.
+   *
+   * @see HttpStatusCode.PAYLOAD_TOO_LARGE_413 for quota errors
+   */
+  INSUFFICIENT_STORAGE_507 = 507,
+}
diff --git a/shared/models/http/http-methods.ts b/shared/models/http/http-methods.ts
new file mode 100644
index 000000000..1cfa458b9
--- /dev/null
+++ b/shared/models/http/http-methods.ts
@@ -0,0 +1,21 @@
+/** HTTP request method to indicate the desired action to be performed for a given resource. */
+export enum HttpMethod {
+  /** The CONNECT method establishes a tunnel to the server identified by the target resource. */
+  CONNECT = 'CONNECT',
+  /** The DELETE method deletes the specified resource. */
+  DELETE = 'DELETE',
+  /** The GET method requests a representation of the specified resource. Requests using GET should only retrieve data. */
+  GET = 'GET',
+  /** The HEAD method asks for a response identical to that of a GET request, but without the response body. */
+  HEAD = 'HEAD',
+  /** The OPTIONS method is used to describe the communication options for the target resource. */
+  OPTIONS = 'OPTIONS',
+  /** The PATCH method is used to apply partial modifications to a resource. */
+  PATCH = 'PATCH',
+  /** The POST method is used to submit an entity to the specified resource */
+  POST = 'POST',
+  /** The PUT method replaces all current representations of the target resource with the request payload. */
+  PUT = 'PUT',
+  /** The TRACE method performs a message loop-back test along the path to the target resource. */
+  TRACE = 'TRACE'
+}
diff --git a/shared/models/http/index.ts b/shared/models/http/index.ts
new file mode 100644
index 000000000..ec991afe0
--- /dev/null
+++ b/shared/models/http/index.ts
@@ -0,0 +1,2 @@
+export * from './http-error-codes'
+export * from './http-methods'
diff --git a/shared/models/index.ts b/shared/models/index.ts
index 5c2bc480e..78723d830 100644
--- a/shared/models/index.ts
+++ b/shared/models/index.ts
@@ -4,6 +4,7 @@ export * from './bulk'
 export * from './common'
 export * from './custom-markup'
 export * from './feeds'
+export * from './http'
 export * from './joinpeertube'
 export * from './moderation'
 export * from './overviews'
diff --git a/shared/models/search/videos-common-query.model.ts b/shared/models/search/videos-common-query.model.ts
index bd02489ea..179266338 100644
--- a/shared/models/search/videos-common-query.model.ts
+++ b/shared/models/search/videos-common-query.model.ts
@@ -21,6 +21,8 @@ export interface VideosCommonQuery {
   tagsAllOf?: string[]
 
   filter?: VideoFilter
+
+  skipCount?: boolean
 }
 
 export interface VideosWithSearchCommonQuery extends VideosCommonQuery {
diff --git a/shared/models/server/debug.model.ts b/shared/models/server/debug.model.ts
index 7ceff9137..2ecabdeca 100644
--- a/shared/models/server/debug.model.ts
+++ b/shared/models/server/debug.model.ts
@@ -1,5 +1,6 @@
 export interface Debug {
   ip: string
+  activityPubMessagesWaiting: number
 }
 
 export interface SendDebugCommand {
diff --git a/shared/models/server/index.ts b/shared/models/server/index.ts
index 06bf5c599..0f7646c7a 100644
--- a/shared/models/server/index.ts
+++ b/shared/models/server/index.ts
@@ -10,4 +10,5 @@ export * from './peertube-problem-document.model'
 export * from './server-config.model'
 export * from './server-debug.model'
 export * from './server-error-code.enum'
+export * from './server-follow-create.model'
 export * from './server-stats.model'
diff --git a/shared/models/server/peertube-problem-document.model.ts b/shared/models/server/peertube-problem-document.model.ts
index e391d5aad..8dd96f7a3 100644
--- a/shared/models/server/peertube-problem-document.model.ts
+++ b/shared/models/server/peertube-problem-document.model.ts
@@ -1,4 +1,4 @@
-import { HttpStatusCode } from '../../core-utils'
+import { HttpStatusCode } from '../../models'
 import { OAuth2ErrorCode, ServerErrorCode } from './server-error-code.enum'
 
 export interface PeerTubeProblemDocumentData {
diff --git a/shared/models/server/server-follow-create.model.ts b/shared/models/server/server-follow-create.model.ts
new file mode 100644
index 000000000..3f90c7d6f
--- /dev/null
+++ b/shared/models/server/server-follow-create.model.ts
@@ -0,0 +1,4 @@
+export interface ServerFollowCreate {
+  hosts?: string[]
+  handles?: string[]
+}
diff --git a/shared/models/users/index.ts b/shared/models/users/index.ts
index a9d578054..b61a8cd40 100644
--- a/shared/models/users/index.ts
+++ b/shared/models/users/index.ts
@@ -1,3 +1,4 @@
+export * from './user-create-result.model'
 export * from './user-create.model'
 export * from './user-flag.model'
 export * from './user-login.model'
diff --git a/shared/models/users/user-create-result.model.ts b/shared/models/users/user-create-result.model.ts
new file mode 100644
index 000000000..835b241ed
--- /dev/null
+++ b/shared/models/users/user-create-result.model.ts
@@ -0,0 +1,7 @@
+export interface UserCreateResult {
+  id: number
+
+  account: {
+    id: number
+  }
+}
diff --git a/shared/models/videos/channel/index.ts b/shared/models/videos/channel/index.ts
index 9dbaa42da..6cdabffbd 100644
--- a/shared/models/videos/channel/index.ts
+++ b/shared/models/videos/channel/index.ts
@@ -1,3 +1,4 @@
+export * from './video-channel-create-result.model'
 export * from './video-channel-create.model'
 export * from './video-channel-update.model'
 export * from './video-channel.model'
diff --git a/shared/models/videos/channel/video-channel-create-result.model.ts b/shared/models/videos/channel/video-channel-create-result.model.ts
new file mode 100644
index 000000000..e3d7aeb4c
--- /dev/null
+++ b/shared/models/videos/channel/video-channel-create-result.model.ts
@@ -0,0 +1,3 @@
+export interface VideoChannelCreateResult {
+  id: number
+}
diff --git a/shared/models/videos/comment/index.ts b/shared/models/videos/comment/index.ts
index 7b9261a36..80c6c0724 100644
--- a/shared/models/videos/comment/index.ts
+++ b/shared/models/videos/comment/index.ts
@@ -1 +1,2 @@
+export * from './video-comment-create.model'
 export * from './video-comment.model'
diff --git a/shared/models/videos/comment/video-comment-create.model.ts b/shared/models/videos/comment/video-comment-create.model.ts
new file mode 100644
index 000000000..1f0135405
--- /dev/null
+++ b/shared/models/videos/comment/video-comment-create.model.ts
@@ -0,0 +1,3 @@
+export interface VideoCommentCreate {
+  text: string
+}
diff --git a/shared/models/videos/comment/video-comment.model.ts b/shared/models/videos/comment/video-comment.model.ts
index 79c0e4c0a..5a96f9d4a 100644
--- a/shared/models/videos/comment/video-comment.model.ts
+++ b/shared/models/videos/comment/video-comment.model.ts
@@ -1,3 +1,4 @@
+import { ResultList } from '@shared/models/common'
 import { Account } from '../../actors'
 
 export interface VideoComment {
@@ -36,11 +37,9 @@ export interface VideoCommentAdmin {
   }
 }
 
+export type VideoCommentThreads = ResultList<VideoComment> & { totalNotDeletedComments: number }
+
 export interface VideoCommentThreadTree {
   comment: VideoComment
   children: VideoCommentThreadTree[]
 }
-
-export interface VideoCommentCreate {
-  text: string
-}
diff --git a/shared/models/videos/playlist/index.ts b/shared/models/videos/playlist/index.ts
index f11a4bd28..a9e8ce496 100644
--- a/shared/models/videos/playlist/index.ts
+++ b/shared/models/videos/playlist/index.ts
@@ -1,6 +1,7 @@
 export * from './video-exist-in-playlist.model'
 export * from './video-playlist-create-result.model'
 export * from './video-playlist-create.model'
+export * from './video-playlist-element-create-result.model'
 export * from './video-playlist-element-create.model'
 export * from './video-playlist-element-update.model'
 export * from './video-playlist-element.model'
diff --git a/shared/models/videos/playlist/video-playlist-element-create-result.model.ts b/shared/models/videos/playlist/video-playlist-element-create-result.model.ts
new file mode 100644
index 000000000..dc475e7d8
--- /dev/null
+++ b/shared/models/videos/playlist/video-playlist-element-create-result.model.ts
@@ -0,0 +1,3 @@
+export interface VideoPlaylistElementCreateResult {
+  id: number
+}
diff --git a/shared/models/videos/video-update.model.ts b/shared/models/videos/video-update.model.ts
index e21ccae04..86653b959 100644
--- a/shared/models/videos/video-update.model.ts
+++ b/shared/models/videos/video-update.model.ts
@@ -1,5 +1,6 @@
 import { VideoPrivacy } from './video-privacy.enum'
 import { VideoScheduleUpdate } from './video-schedule-update.model'
+
 export interface VideoUpdate {
   name?: string
   category?: number