Feature/Add replay privacy (#5692)

* Add replay settings feature

* Fix replay settings behaviour

* Fix tests

* Fix tests

* Fix tests

* Update openapi doc and fix tests

* Add tests and fix code

* Models correction

* Add migration and update controller and middleware

* Add check params tests

* Fix video live middleware

* Updated code based on review comments

4 files changed, 29 insertions, 5 deletions

diff --git a/client/src/app/+videos/+video-edit/shared/video-edit.component.html b/client/src/app/+videos/+video-edit/shared/video-edit.component.html
index fdd6b2311..b0da84979 100644
--- a/client/src/app/+videos/+video-edit/shared/video-edit.component.html
+++ b/client/src/app/+videos/+video-edit/shared/video-edit.component.html
@@ -272,7 +272,7 @@
               </div>
             </div>
 
-            <div class="form-group" *ngIf="isSaveReplayEnabled()">
+            <div class="form-group" *ngIf="isSaveReplayAllowed()">
               <my-peertube-checkbox inputName="liveVideoSaveReplay" formControlName="saveReplay">
                 <ng-template ptTemplate="label">
                   <ng-container i18n>Automatically publish a replay when your live ends</ng-container>
@@ -284,6 +284,13 @@
               </my-peertube-checkbox>
             </div>
 
+            <div class="form-group mx-4" *ngIf="isSaveReplayEnabled()">
+              <label i18n for="replayPrivacy">Privacy of the new replay</label>
+              <my-select-options
+                labelForId="replayPrivacy" [items]="videoPrivacies" [clearable]="false" formControlName="replayPrivacy"
+              ></my-select-options>
+            </div>
+
             <div class="form-group" *ngIf="isLatencyModeEnabled()">
               <label i18n for="latencyMode">Latency mode</label>
               <my-select-options
diff --git a/client/src/app/+videos/+video-edit/shared/video-edit.component.ts b/client/src/app/+videos/+video-edit/shared/video-edit.component.ts
index 89687f35e..8ed54ce6b 100644
--- a/client/src/app/+videos/+video-edit/shared/video-edit.component.ts
+++ b/client/src/app/+videos/+video-edit/shared/video-edit.component.ts
@@ -165,7 +165,8 @@ export class VideoEditComponent implements OnInit, OnDestroy {
       liveStreamKey: null,
       permanentLive: null,
       latencyMode: null,
-      saveReplay: null
+      saveReplay: null,
+      replayPrivacy: null
     }
 
     this.formValidatorService.updateFormGroup(
@@ -303,10 +304,14 @@ export class VideoEditComponent implements OnInit, OnDestroy {
     modalRef.componentInstance.captionEdited.subscribe(this.onCaptionEdited.bind(this))
   }
 
-  isSaveReplayEnabled () {
+  isSaveReplayAllowed () {
     return this.serverConfig.live.allowReplay
   }
 
+  isSaveReplayEnabled () {
+    return this.form.value['saveReplay'] === true
+  }
+
   isPermanentLiveEnabled () {
     return this.form.value['permanentLive'] === true
   }
diff --git a/client/src/app/+videos/+video-edit/video-add-components/video-go-live.component.ts b/client/src/app/+videos/+video-edit/video-add-components/video-go-live.component.ts
index 83a6b2229..904492994 100644
--- a/client/src/app/+videos/+video-edit/video-add-components/video-go-live.component.ts
+++ b/client/src/app/+videos/+video-edit/video-add-components/video-go-live.component.ts
@@ -8,7 +8,15 @@ import { Video, VideoCaptionService, VideoEdit, VideoService } from '@app/shared
 import { LiveVideoService } from '@app/shared/shared-video-live'
 import { LoadingBarService } from '@ngx-loading-bar/core'
 import { logger } from '@root-helpers/logger'
-import { LiveVideo, LiveVideoCreate, LiveVideoLatencyMode, LiveVideoUpdate, PeerTubeProblemDocument, ServerErrorCode } from '@shared/models'
+import {
+  LiveVideo,
+  LiveVideoCreate,
+  LiveVideoLatencyMode,
+  LiveVideoUpdate,
+  PeerTubeProblemDocument,
+  ServerErrorCode,
+  VideoPrivacy
+} from '@shared/models'
 import { VideoSend } from './video-send'
 
 @Component({
@@ -79,11 +87,12 @@ export class VideoGoLiveComponent extends VideoSend implements OnInit, AfterView
       permanentLive: this.firstStepPermanentLive,
       latencyMode: LiveVideoLatencyMode.DEFAULT,
       saveReplay: this.isReplayAllowed(),
+      replaySettings: { privacy: VideoPrivacy.PRIVATE },
       channelId: this.firstStepChannelId
     }
 
     // Go live in private mode, but correctly fill the update form with the first user choice
-    const toPatch = { ...video, privacy: this.firstStepPrivacyId }
+    const toPatch = { ...video, privacy: this.firstStepPrivacyId, replayPrivacy: video.replaySettings.privacy }
     this.form.patchValue(toPatch)
 
     this.liveVideoService.goLive(video)
@@ -130,6 +139,7 @@ export class VideoGoLiveComponent extends VideoSend implements OnInit, AfterView
 
     const liveVideoUpdate: LiveVideoUpdate = {
       saveReplay: this.form.value.saveReplay,
+      replaySettings: { privacy: this.form.value.replayPrivacy },
       latencyMode: this.form.value.latencyMode,
       permanentLive: this.form.value.permanentLive
     }
diff --git a/client/src/app/+videos/+video-edit/video-update.component.ts b/client/src/app/+videos/+video-edit/video-update.component.ts
index 02398a036..412b43967 100644
--- a/client/src/app/+videos/+video-edit/video-update.component.ts
+++ b/client/src/app/+videos/+video-edit/video-update.component.ts
@@ -67,6 +67,7 @@ export class VideoUpdateComponent extends FormReactive implements OnInit {
     if (this.liveVideo) {
       this.form.patchValue({
         saveReplay: this.liveVideo.saveReplay,
+        replayPrivacy: this.liveVideo.replaySettings ? this.liveVideo.replaySettings.privacy : VideoPrivacy.PRIVATE,
         latencyMode: this.liveVideo.latencyMode,
         permanentLive: this.liveVideo.permanentLive
       })
@@ -127,6 +128,7 @@ export class VideoUpdateComponent extends FormReactive implements OnInit {
 
             const liveVideoUpdate: LiveVideoUpdate = {
               saveReplay: !!this.form.value.saveReplay,
+              replaySettings: { privacy: this.form.value.replayPrivacy },
               permanentLive: !!this.form.value.permanentLive,
               latencyMode: this.form.value.latencyMode
             }