Add basic video editor support

5 files changed, 386 insertions, 0 deletions

diff --git a/client/src/app/+video-editor/edit/index.ts b/client/src/app/+video-editor/edit/index.ts
new file mode 100644
index 000000000..390ca80fc
--- /dev/null
+++ b/client/src/app/+video-editor/edit/index.ts
@@ -0,0 +1,2 @@
+export * from './video-editor-edit.component'
+export * from './video-editor-edit.resolver'
diff --git a/client/src/app/+video-editor/edit/video-editor-edit.component.html b/client/src/app/+video-editor/edit/video-editor-edit.component.html
new file mode 100644
index 000000000..d33dfaf18
--- /dev/null
+++ b/client/src/app/+video-editor/edit/video-editor-edit.component.html
@@ -0,0 +1,88 @@
+<div class="margin-content">
+  <h1 class="title-page title-page-single" i18n>Edit {{ video.name }}</h1>
+
+  <div class="columns">
+    <form role="form" [formGroup]="form">
+
+      <div class="section cut" formGroupName="cut">
+        <h2 i18n>CUT VIDEO</h2>
+
+        <div i18n class="description">Set a new start/end.</div>
+
+        <div class="form-group">
+          <label i18n for="cutStart">New start</label>
+          <my-timestamp-input inputName="cutStart" [disableBorder]="false" [maxTimestamp]="video.duration" formControlName="start"></my-timestamp-input>
+        </div>
+
+        <div class="form-group">
+          <label i18n for="cutEnd">New end</label>
+          <my-timestamp-input inputName="cutEnd" [disableBorder]="false" [maxTimestamp]="video.duration" formControlName="end"></my-timestamp-input>
+        </div>
+      </div>
+
+      <div class="section" formGroupName="add-intro">
+        <h2 i18n>ADD INTRO</h2>
+
+        <div i18n class="description">Concatenate a file at the beginning of the video.</div>
+
+        <div class="form-group">
+          <my-reactive-file
+            formControlName="file" inputName="addIntroFile" i18n-inputLabel inputLabel="Select the intro video file"
+            [extensions]="videoExtensions" [displayFilename]="true"
+            [ngbTooltip]="getIntroOutroTooltip()"
+          ></my-reactive-file>
+        </div>
+      </div>
+
+      <div class="section" formGroupName="add-outro">
+        <h2 i18n>ADD OUTRO</h2>
+
+        <div i18n class="description">Concatenate a file at the end of the video.</div>
+
+        <div class="form-group">
+          <my-reactive-file
+            formControlName="file" inputName="addOutroFile" i18n-inputLabel inputLabel="Select the outro video file"
+            [extensions]="videoExtensions" [displayFilename]="true"
+            [ngbTooltip]="getIntroOutroTooltip()"
+          ></my-reactive-file>
+        </div>
+      </div>
+
+      <div class="section" formGroupName="add-watermark">
+        <h2 i18n>ADD WATERMARK</h2>
+
+        <div i18n class="description">Add a watermark image to the video.</div>
+
+        <div class="form-group">
+          <my-reactive-file
+            formControlName="file" inputName="addWatermarkFile" i18n-inputLabel inputLabel="Select watermark image file"
+            [extensions]="imageExtensions" [displayFilename]="true"
+            [ngbTooltip]="getWatermarkTooltip()"
+          ></my-reactive-file>
+        </div>
+      </div>
+
+      <my-button
+        className="orange-button" i18n-label label="Run video edition" icon="circle-tick"
+        (click)="runEdition()" (keydown.enter)="runEdition()"
+        [disabled]="!form.valid || isRunningEdition || noEdition()"
+      ></my-button>
+    </form>
+
+
+    <div class="information">
+      <div>
+        <label i18n>Video before edition</label>
+        <my-embed [video]="video"></my-embed>
+      </div>
+
+      <div *ngIf="!noEdition()">
+        <label i18n>Edition tasks:</label>
+
+        <ol>
+          <li *ngFor="let task of getTasksSummary()">{{ task }}</li>
+        </ol>
+      </div>
+    </div>
+  </div>
+</div>
diff --git a/client/src/app/+video-editor/edit/video-editor-edit.component.scss b/client/src/app/+video-editor/edit/video-editor-edit.component.scss
new file mode 100644
index 000000000..43f336f59
--- /dev/null
+++ b/client/src/app/+video-editor/edit/video-editor-edit.component.scss
@@ -0,0 +1,76 @@
+@use '_variables' as *;
+@use '_mixins' as *;
+
+.columns {
+  display: flex;
+
+  .information {
+    width: 100%;
+    margin-left: 50px;
+
+    > div {
+      margin-bottom: 30px;
+    }
+
+    @media screen and (max-width: $small-view) {
+      display: none;
+    }
+  }
+}
+
+h1 {
+  font-size: 20px;
+}
+
+h2 {
+  font-weight: $font-bold;
+  font-size: 16px;
+  color: pvar(--mainColor);
+  background-color: pvar(--mainBackgroundColor);
+  padding: 0 5px;
+  width: fit-content;
+  margin: -8px 0 0;
+}
+
+.section {
+  $min-width: 600px;
+
+  @include padding-left(10px);
+
+  min-width: $min-width;
+
+  margin-bottom: 50px;
+  border: 1px solid $separator-border-color;
+  border-radius: 5px;
+  width: fit-content;
+
+  .form-group,
+  .description {
+    @include margin-left(5px);
+  }
+
+  .description {
+    color: pvar(--greyForegroundColor);
+    margin-top: 5px;
+    margin-bottom: 15px;
+  }
+
+  @media screen and (max-width: $min-width) {
+    min-width: none;
+  }
+}
+
+my-timestamp-input {
+  display: block;
+}
+
+my-embed {
+  display: block;
+  max-width: 500px;
+  width: 100%;
+}
+
+my-reactive-file {
+  display: block;
+  width: fit-content;
+}
diff --git a/client/src/app/+video-editor/edit/video-editor-edit.component.ts b/client/src/app/+video-editor/edit/video-editor-edit.component.ts
new file mode 100644
index 000000000..93d7ffcec
--- /dev/null
+++ b/client/src/app/+video-editor/edit/video-editor-edit.component.ts
@@ -0,0 +1,202 @@
+import { Component, OnInit } from '@angular/core'
+import { ActivatedRoute, Router } from '@angular/router'
+import { ConfirmService, Notifier, ServerService } from '@app/core'
+import { FormReactive, FormValidatorService } from '@app/shared/shared-forms'
+import { Video, VideoDetails } from '@app/shared/shared-main'
+import { LoadingBarService } from '@ngx-loading-bar/core'
+import { secondsToTime } from '@shared/core-utils'
+import { VideoEditorTask, VideoEditorTaskCut } from '@shared/models'
+import { VideoEditorService } from '../shared'
+
+@Component({
+  selector: 'my-video-editor-edit',
+  templateUrl: './video-editor-edit.component.html',
+  styleUrls: [ './video-editor-edit.component.scss' ]
+})
+export class VideoEditorEditComponent extends FormReactive implements OnInit {
+  isRunningEdition = false
+
+  video: VideoDetails
+
+  constructor (
+    protected formValidatorService: FormValidatorService,
+    private serverService: ServerService,
+    private notifier: Notifier,
+    private router: Router,
+    private route: ActivatedRoute,
+    private videoEditorService: VideoEditorService,
+    private loadingBar: LoadingBarService,
+    private confirmService: ConfirmService
+  ) {
+    super()
+  }
+
+  ngOnInit () {
+    this.video = this.route.snapshot.data.video
+
+    const defaultValues = {
+      cut: {
+        start: 0,
+        end: this.video.duration
+      }
+    }
+
+    this.buildForm({
+      cut: {
+        start: null,
+        end: null
+      },
+      'add-intro': {
+        file: null
+      },
+      'add-outro': {
+        file: null
+      },
+      'add-watermark': {
+        file: null
+      }
+    }, defaultValues)
+  }
+
+  get videoExtensions () {
+    return this.serverService.getHTMLConfig().video.file.extensions
+  }
+
+  get imageExtensions () {
+    return this.serverService.getHTMLConfig().video.image.extensions
+  }
+
+  async runEdition () {
+    if (this.isRunningEdition) return
+
+    const title = $localize`Are you sure you want to edit "${this.video.name}"?`
+    const listHTML = this.getTasksSummary().map(t => `<li>${t}</li>`).join('')
+
+    // eslint-disable-next-line max-len
+    const confirmHTML = $localize`The current video will be overwritten by this edited video and <strong>you won't be able to recover it</strong>.<br /><br />` +
+      $localize`As a reminder, the following tasks will be executed: <ol>${listHTML}</ol>`
+
+    if (await this.confirmService.confirm(confirmHTML, title) !== true) return
+
+    this.isRunningEdition = true
+
+    const tasks = this.buildTasks()
+
+    this.loadingBar.useRef().start()
+
+    return this.videoEditorService.editVideo(this.video.uuid, tasks)
+      .subscribe({
+        next: () => {
+          this.notifier.success($localize`Video updated.`)
+          this.router.navigateByUrl(Video.buildWatchUrl(this.video))
+        },
+
+        error: err => {
+          this.loadingBar.useRef().complete()
+          this.isRunningEdition = false
+          this.notifier.error(err.message)
+          console.error(err)
+        }
+      })
+  }
+
+  getIntroOutroTooltip () {
+    return $localize`(extensions: ${this.videoExtensions.join(', ')})`
+  }
+
+  getWatermarkTooltip () {
+    return $localize`(extensions: ${this.imageExtensions.join(', ')})`
+  }
+
+  noEdition () {
+    return this.buildTasks().length === 0
+  }
+
+  getTasksSummary () {
+    const tasks = this.buildTasks()
+
+    return tasks.map(t => {
+      if (t.name === 'add-intro') {
+        return $localize`"${this.getFilename(t.options.file)}" will be added at the beggining of the video`
+      }
+
+      if (t.name === 'add-outro') {
+        return $localize`"${this.getFilename(t.options.file)}" will be added at the end of the video`
+      }
+
+      if (t.name === 'add-watermark') {
+        return $localize`"${this.getFilename(t.options.file)}" image watermark will be added to the video`
+      }
+
+      if (t.name === 'cut') {
+        const { start, end } = t.options
+
+        if (start !== undefined && end !== undefined) {
+          return $localize`Video will begin at ${secondsToTime(start)} and stop at ${secondsToTime(end)}`
+        }
+
+        if (start !== undefined) {
+          return $localize`Video will begin at ${secondsToTime(start)}`
+        }
+
+        if (end !== undefined) {
+          return $localize`Video will stop at ${secondsToTime(end)}`
+        }
+      }
+
+      return ''
+    })
+  }
+
+  private getFilename (obj: any) {
+    return obj.name
+  }
+
+  private buildTasks () {
+    const tasks: VideoEditorTask[] = []
+    const value = this.form.value
+
+    const cut = value['cut']
+    if (cut['start'] !== 0 || cut['end'] !== this.video.duration) {
+
+      const options: VideoEditorTaskCut['options'] = {}
+      if (cut['start'] !== 0) options.start = cut['start']
+      if (cut['end'] !== this.video.duration) options.end = cut['end']
+
+      tasks.push({
+        name: 'cut',
+        options
+      })
+    }
+
+    if (value['add-intro']?.['file']) {
+      tasks.push({
+        name: 'add-intro',
+        options: {
+          file: value['add-intro']['file']
+        }
+      })
+    }
+
+    if (value['add-outro']?.['file']) {
+      tasks.push({
+        name: 'add-outro',
+        options: {
+          file: value['add-outro']['file']
+        }
+      })
+    }
+
+    if (value['add-watermark']?.['file']) {
+      tasks.push({
+        name: 'add-watermark',
+        options: {
+          file: value['add-watermark']['file']
+        }
+      })
+    }
+
+    return tasks
+  }
+
+}
diff --git a/client/src/app/+video-editor/edit/video-editor-edit.resolver.ts b/client/src/app/+video-editor/edit/video-editor-edit.resolver.ts
new file mode 100644
index 000000000..7b95ae834
--- /dev/null
+++ b/client/src/app/+video-editor/edit/video-editor-edit.resolver.ts
@@ -0,0 +1,18 @@
+
+import { Injectable } from '@angular/core'
+import { ActivatedRouteSnapshot, Resolve } from '@angular/router'
+import { VideoService } from '@app/shared/shared-main'
+
+@Injectable()
+export class VideoEditorEditResolver implements Resolve<any> {
+  constructor (
+    private videoService: VideoService
+  ) {
+  }
+
+  resolve (route: ActivatedRouteSnapshot) {
+    const videoId: string = route.params['videoId']
+
+    return this.videoService.getVideo({ videoId })
+  }
+}