apps/frontend/src/app/components/books/books-list.component.ts

@@ -116,6 +116,34 @@ import { Book, BookStatus, CreateBookDto, UpdateBookDto, Comment, SuggestionEnti
             >
           </div>
 
+          <div class="form-row">
+            <div class="form-group">
+              <label for="timeHours">Time Spent (Hours)</label>
+              <input
+                type="number"
+                id="timeHours"
+                [(ngModel)]="newBookTimeHours"
+                name="timeHours"
+                min="0"
+                placeholder="0"
+                (ngModelChange)="updateNewBookTimeSpent()"
+              >
+            </div>
+            <div class="form-group">
+              <label for="timeMinutes">Time Spent (Minutes)</label>
+              <input
+                type="number"
+                id="timeMinutes"
+                [(ngModel)]="newBookTimeMinutes"
+                name="timeMinutes"
+                min="0"
+                max="59"
+                placeholder="0"
+                (ngModelChange)="updateNewBookTimeSpent()"
+              >
+            </div>
+          </div>
+
           <div class="form-group">
             <label for="notes">Notes</label>
             <textarea
@@ -301,6 +329,34 @@ import { Book, BookStatus, CreateBookDto, UpdateBookDto, Comment, SuggestionEnti
             >
           </div>
 
+          <div class="form-row">
+            <div class="form-group">
+              <label for="edit-timeHours">Time Spent (Hours)</label>
+              <input
+                type="number"
+                id="edit-timeHours"
+                [(ngModel)]="editBookTimeHours"
+                name="timeHours"
+                min="0"
+                placeholder="0"
+                (ngModelChange)="updateEditBookTimeSpent()"
+              >
+            </div>
+            <div class="form-group">
+              <label for="edit-timeMinutes">Time Spent (Minutes)</label>
+              <input
+                type="number"
+                id="edit-timeMinutes"
+                [(ngModel)]="editBookTimeMinutes"
+                name="timeMinutes"
+                min="0"
+                max="59"
+                placeholder="0"
+                (ngModelChange)="updateEditBookTimeSpent()"
+              >
+            </div>
+          </div>
+
           <div class="form-group">
             <label for="edit-notes">Notes</label>
             <textarea
@@ -613,6 +669,12 @@ import { Book, BookStatus, CreateBookDto, UpdateBookDto, Comment, SuggestionEnti
                   </div>
                 }
 
+                @if (book.timeSpent) {
+                  <p class="time-spent">
+                    📖 Reading Time: {{ formatTimeSpent(book.timeSpent) }}
+                  </p>
+                }
+
                 <app-like-button
                   entityType="book"
                   [entityId]="book.id"
@@ -770,6 +832,13 @@ import { Book, BookStatus, CreateBookDto, UpdateBookDto, Comment, SuggestionEnti
       font-style: italic;
     }
 
+    .form-row {
+      display: grid;
+      grid-template-columns: 1fr 1fr;
+      gap: 1rem;
+      margin-bottom: 1rem;
+    }
+
     .form-group {
       margin-bottom: 1rem;
     }
@@ -1058,6 +1127,13 @@ import { Book, BookStatus, CreateBookDto, UpdateBookDto, Comment, SuggestionEnti
       color: var(--witch-rose);
     }
 
+    .time-spent {
+      font-size: 0.9rem;
+      color: #10b981;
+      font-weight: 500;
+      margin: 0.5rem 0;
+    }
+
     .isbn {
       font-size: 0.8rem;
       color: var(--witch-mauve);
@@ -1567,6 +1643,11 @@ export class BooksListComponent implements OnInit {
 
   editBook: Partial<UpdateBookDto> = {};
 
+  newBookTimeHours = 0;
+  newBookTimeMinutes = 0;
+  editBookTimeHours = 0;
+  editBookTimeMinutes = 0;
+
   // Tags and links input state
   newTagInput = '';
   editTagInput = '';
@@ -1669,6 +1750,8 @@ export class BooksListComponent implements OnInit {
     this.newTagInput = '';
     this.newLinkTitle = '';
     this.newLinkUrl = '';
+    this.newBookTimeHours = 0;
+    this.newBookTimeMinutes = 0;
   }
 
   addTag(target: 'new' | 'edit') {
@@ -1770,6 +1853,13 @@ export class BooksListComponent implements OnInit {
     this.editTagInput = '';
     this.editLinkTitle = '';
     this.editLinkUrl = '';
+    if (book.timeSpent) {
+      this.editBookTimeHours = Math.floor(book.timeSpent / 60);
+      this.editBookTimeMinutes = book.timeSpent % 60;
+    } else {
+      this.editBookTimeHours = 0;
+      this.editBookTimeMinutes = 0;
+    }
   }
 
   cancelEdit() {
@@ -1802,6 +1892,29 @@ export class BooksListComponent implements OnInit {
     return new Date(date).toLocaleDateString();
   }
 
+  updateNewBookTimeSpent() {
+    const totalMinutes = (this.newBookTimeHours * 60) + this.newBookTimeMinutes;
+    this.newBook.timeSpent = totalMinutes > 0 ? totalMinutes : undefined;
+  }
+
+  updateEditBookTimeSpent() {
+    const totalMinutes = (this.editBookTimeHours * 60) + this.editBookTimeMinutes;
+    this.editBook.timeSpent = totalMinutes > 0 ? totalMinutes : undefined;
+  }
+
+  formatTimeSpent(minutes: number): string {
+    const hours = Math.floor(minutes / 60);
+    const mins = minutes % 60;
+
+    if (hours === 0) {
+      return `${mins}m`;
+    } else if (mins === 0) {
+      return `${hours}h`;
+    } else {
+      return `${hours}h ${mins}m`;
+    }
+  }
+
   // Image handling methods
   onImageSelected(event: Event, target: 'new' | 'edit' | 'suggest') {
     const input = event.target as HTMLInputElement;

apps/frontend/src/app/components/manga/manga-list.component.ts

@@ -105,6 +105,34 @@ import { Manga, MangaStatus, CreateMangaDto, UpdateMangaDto, Comment, Suggestion
             >
           </div>
 
+          <div class="form-row">
+            <div class="form-group">
+              <label for="timeHours">Time Spent (Hours)</label>
+              <input
+                type="number"
+                id="timeHours"
+                [(ngModel)]="newMangaTimeHours"
+                name="timeHours"
+                min="0"
+                placeholder="0"
+                (ngModelChange)="updateNewMangaTimeSpent()"
+              >
+            </div>
+            <div class="form-group">
+              <label for="timeMinutes">Time Spent (Minutes)</label>
+              <input
+                type="number"
+                id="timeMinutes"
+                [(ngModel)]="newMangaTimeMinutes"
+                name="timeMinutes"
+                min="0"
+                max="59"
+                placeholder="0"
+                (ngModelChange)="updateNewMangaTimeSpent()"
+              >
+            </div>
+          </div>
+
           <div class="form-group">
             <label for="notes">Notes</label>
             <textarea
@@ -256,6 +284,34 @@ import { Manga, MangaStatus, CreateMangaDto, UpdateMangaDto, Comment, Suggestion
             >
           </div>
 
+          <div class="form-row">
+            <div class="form-group">
+              <label for="edit-timeHours">Time Spent (Hours)</label>
+              <input
+                type="number"
+                id="edit-timeHours"
+                [(ngModel)]="editMangaTimeHours"
+                name="timeHours"
+                min="0"
+                placeholder="0"
+                (ngModelChange)="updateEditMangaTimeSpent()"
+              >
+            </div>
+            <div class="form-group">
+              <label for="edit-timeMinutes">Time Spent (Minutes)</label>
+              <input
+                type="number"
+                id="edit-timeMinutes"
+                [(ngModel)]="editMangaTimeMinutes"
+                name="timeMinutes"
+                min="0"
+                max="59"
+                placeholder="0"
+                (ngModelChange)="updateEditMangaTimeSpent()"
+              >
+            </div>
+          </div>
+
           <div class="form-group">
             <label for="edit-notes">Notes</label>
             <textarea
@@ -524,6 +580,12 @@ import { Manga, MangaStatus, CreateMangaDto, UpdateMangaDto, Comment, Suggestion
                   </div>
                 }
 
+                @if (manga.timeSpent) {
+                  <p class="time-spent">
+                    📚 Reading Time: {{ formatTimeSpent(manga.timeSpent) }}
+                  </p>
+                }
+
                 <app-like-button
                   entityType="manga"
                   [entityId]="manga.id"
@@ -691,6 +753,13 @@ import { Manga, MangaStatus, CreateMangaDto, UpdateMangaDto, Comment, Suggestion
       font-size: 1rem;
     }
 
+    .form-row {
+      display: grid;
+      grid-template-columns: 1fr 1fr;
+      gap: 1rem;
+      margin-bottom: 1rem;
+    }
+
     .form-actions {
       display: flex;
       gap: 1rem;
@@ -886,6 +955,13 @@ import { Manga, MangaStatus, CreateMangaDto, UpdateMangaDto, Comment, Suggestion
       margin: 0.5rem 0;
     }
 
+    .time-spent {
+      font-size: 0.9rem;
+      color: #10b981;
+      font-weight: 500;
+      margin: 0.5rem 0;
+    }
+
     .date-started,
     .date-finished,
     .date-added,
@@ -1313,6 +1389,12 @@ export class MangaListComponent implements OnInit {
 
   editManga: Partial<UpdateMangaDto> = {};
 
+  // Time tracking state
+  newMangaTimeHours = 0;
+  newMangaTimeMinutes = 0;
+  editMangaTimeHours = 0;
+  editMangaTimeMinutes = 0;
+
   // Tags and links input state
   newTagInput = '';
   editTagInput = '';
@@ -1405,6 +1487,8 @@ export class MangaListComponent implements OnInit {
       tags: [],
       links: []
     };
+    this.newMangaTimeHours = 0;
+    this.newMangaTimeMinutes = 0;
     this.newMangaImagePreview.set(null);
     this.imageError.set(null);
     this.newTagInput = '';
@@ -1412,6 +1496,16 @@ export class MangaListComponent implements OnInit {
     this.newLinkUrl = '';
   }
 
+  updateNewMangaTimeSpent() {
+    const totalMinutes = (this.newMangaTimeHours * 60) + this.newMangaTimeMinutes;
+    this.newManga.timeSpent = totalMinutes > 0 ? totalMinutes : undefined;
+  }
+
+  updateEditMangaTimeSpent() {
+    const totalMinutes = (this.editMangaTimeHours * 60) + this.editMangaTimeMinutes;
+    this.editManga.timeSpent = totalMinutes > 0 ? totalMinutes : undefined;
+  }
+
   addTag(target: 'new' | 'edit') {
     const input = target === 'new' ? this.newTagInput.trim() : this.editTagInput.trim();
     if (!input) return;
@@ -1499,8 +1593,17 @@ export class MangaListComponent implements OnInit {
       notes: manga.notes,
       coverImage: manga.coverImage,
       tags: [...(manga.tags || [])],
-      links: [...(manga.links || [])]
+      links: [...(manga.links || [])],
+      timeSpent: manga.timeSpent
     };
+    // Populate time fields from existing timeSpent
+    if (manga.timeSpent) {
+      this.editMangaTimeHours = Math.floor(manga.timeSpent / 60);
+      this.editMangaTimeMinutes = manga.timeSpent % 60;
+    } else {
+      this.editMangaTimeHours = 0;
+      this.editMangaTimeMinutes = 0;
+    }
     this.editMangaImagePreview.set(manga.coverImage || null);
     this.showAddForm.set(false);
     this.imageError.set(null);
@@ -1590,6 +1693,19 @@ export class MangaListComponent implements OnInit {
     return new Date(date).toLocaleDateString();
   }
 
+  formatTimeSpent(minutes: number): string {
+    const hours = Math.floor(minutes / 60);
+    const mins = minutes % 60;
+
+    if (hours === 0) {
+      return `${mins}m`;
+    } else if (mins === 0) {
+      return `${hours}h`;
+    } else {
+      return `${hours}h ${mins}m`;
+    }
+  }
+
   toggleComments(mangaId: string) {
     const expanded = this.expandedComments();
     const isCurrentlyExpanded = expanded[mangaId];

apps/frontend/src/app/components/music/music-list.component.ts

@@ -114,6 +114,34 @@ import { Music, MusicStatus, MusicType, CreateMusicDto, UpdateMusicDto, Comment,
             >
           </div>
 
+          <div class="form-row">
+            <div class="form-group">
+              <label for="timeHours">Time Spent (Hours)</label>
+              <input
+                type="number"
+                id="timeHours"
+                [(ngModel)]="newMusicTimeHours"
+                name="timeHours"
+                min="0"
+                placeholder="0"
+                (ngModelChange)="updateNewMusicTimeSpent()"
+              >
+            </div>
+            <div class="form-group">
+              <label for="timeMinutes">Time Spent (Minutes)</label>
+              <input
+                type="number"
+                id="timeMinutes"
+                [(ngModel)]="newMusicTimeMinutes"
+                name="timeMinutes"
+                min="0"
+                max="59"
+                placeholder="0"
+                (ngModelChange)="updateNewMusicTimeSpent()"
+              >
+            </div>
+          </div>
+
           <div class="form-group">
             <label for="notes">Notes</label>
             <textarea
@@ -274,6 +302,34 @@ import { Music, MusicStatus, MusicType, CreateMusicDto, UpdateMusicDto, Comment,
             >
           </div>
 
+          <div class="form-row">
+            <div class="form-group">
+              <label for="edit-timeHours">Time Spent (Hours)</label>
+              <input
+                type="number"
+                id="edit-timeHours"
+                [(ngModel)]="editMusicTimeHours"
+                name="timeHours"
+                min="0"
+                placeholder="0"
+                (ngModelChange)="updateEditMusicTimeSpent()"
+              >
+            </div>
+            <div class="form-group">
+              <label for="edit-timeMinutes">Time Spent (Minutes)</label>
+              <input
+                type="number"
+                id="edit-timeMinutes"
+                [(ngModel)]="editMusicTimeMinutes"
+                name="timeMinutes"
+                min="0"
+                max="59"
+                placeholder="0"
+                (ngModelChange)="updateEditMusicTimeSpent()"
+              >
+            </div>
+          </div>
+
           <div class="form-group">
             <label for="edit-notes">Notes</label>
             <textarea
@@ -600,6 +656,12 @@ import { Music, MusicStatus, MusicType, CreateMusicDto, UpdateMusicDto, Comment,
                   </div>
                 }
 
+                @if (music.timeSpent) {
+                  <p class="time-spent">
+                    🎵 Listening Time: {{ formatTimeSpent(music.timeSpent) }}
+                  </p>
+                }
+
                 <app-like-button
                   entityType="music"
                   [entityId]="music.id"
@@ -780,6 +842,13 @@ import { Music, MusicStatus, MusicType, CreateMusicDto, UpdateMusicDto, Comment,
       box-shadow: 0 0 0 3px rgba(168, 87, 126, 0.2);
     }
 
+    .form-row {
+      display: grid;
+      grid-template-columns: 1fr 1fr;
+      gap: 1rem;
+      margin-bottom: 1rem;
+    }
+
     .form-actions {
       display: flex;
       gap: 1rem;
@@ -1036,6 +1105,13 @@ import { Music, MusicStatus, MusicType, CreateMusicDto, UpdateMusicDto, Comment,
       margin: 0.5rem 0;
     }
 
+    .time-spent {
+      font-size: 0.9rem;
+      color: #8b5cf6;
+      font-weight: 500;
+      margin: 0.5rem 0;
+    }
+
     .date-started,
     .date-finished,
     .date-added,
@@ -1526,6 +1602,12 @@ export class MusicListComponent implements OnInit {
 
   editMusicData: Partial<UpdateMusicDto> = {};
 
+  // Time tracking state
+  newMusicTimeHours = 0;
+  newMusicTimeMinutes = 0;
+  editMusicTimeHours = 0;
+  editMusicTimeMinutes = 0;
+
   // Tags and links input state
   newTagInput = '';
   editTagInput = '';
@@ -1633,6 +1715,8 @@ export class MusicListComponent implements OnInit {
       tags: [],
       links: []
     };
+    this.newMusicTimeHours = 0;
+    this.newMusicTimeMinutes = 0;
     this.newMusicImagePreview.set(null);
     this.imageError.set(null);
     this.newTagInput = '';
@@ -1640,6 +1724,16 @@ export class MusicListComponent implements OnInit {
     this.newLinkUrl = '';
   }
 
+  updateNewMusicTimeSpent() {
+    const totalMinutes = (this.newMusicTimeHours * 60) + this.newMusicTimeMinutes;
+    this.newMusic.timeSpent = totalMinutes > 0 ? totalMinutes : undefined;
+  }
+
+  updateEditMusicTimeSpent() {
+    const totalMinutes = (this.editMusicTimeHours * 60) + this.editMusicTimeMinutes;
+    this.editMusicData.timeSpent = totalMinutes > 0 ? totalMinutes : undefined;
+  }
+
   addTag(target: 'new' | 'edit') {
     const input = target === 'new' ? this.newTagInput.trim() : this.editTagInput.trim();
     if (!input) return;
@@ -1729,8 +1823,17 @@ export class MusicListComponent implements OnInit {
       notes: music.notes,
       coverArt: music.coverArt,
       tags: [...(music.tags || [])],
-      links: [...(music.links || [])]
+      links: [...(music.links || [])],
+      timeSpent: music.timeSpent
     };
+    // Populate time fields from existing timeSpent
+    if (music.timeSpent) {
+      this.editMusicTimeHours = Math.floor(music.timeSpent / 60);
+      this.editMusicTimeMinutes = music.timeSpent % 60;
+    } else {
+      this.editMusicTimeHours = 0;
+      this.editMusicTimeMinutes = 0;
+    }
     this.editMusicImagePreview.set(music.coverArt || null);
     this.showAddForm.set(false);
     this.imageError.set(null);
@@ -1769,6 +1872,19 @@ export class MusicListComponent implements OnInit {
     return new Date(date).toLocaleDateString();
   }
 
+  formatTimeSpent(minutes: number): string {
+    const hours = Math.floor(minutes / 60);
+    const mins = minutes % 60;
+
+    if (hours === 0) {
+      return `${mins}m`;
+    } else if (mins === 0) {
+      return `${hours}h`;
+    } else {
+      return `${hours}h ${mins}m`;
+    }
+  }
+
   // Image handling methods
   onImageSelected(event: Event, target: 'new' | 'edit' | 'suggest') {
     const input = event.target as HTMLInputElement;

apps/frontend/src/app/components/shows/shows-list.component.ts

@@ -103,6 +103,34 @@ import { Show, ShowStatus, ShowType, CreateShowDto, UpdateShowDto, Comment, Sugg
             >
           </div>
 
+          <div class="form-row">
+            <div class="form-group">
+              <label for="timeHours">Time Spent (Hours)</label>
+              <input
+                type="number"
+                id="timeHours"
+                [(ngModel)]="newShowTimeHours"
+                name="timeHours"
+                min="0"
+                placeholder="0"
+                (ngModelChange)="updateNewShowTimeSpent()"
+              >
+            </div>
+            <div class="form-group">
+              <label for="timeMinutes">Time Spent (Minutes)</label>
+              <input
+                type="number"
+                id="timeMinutes"
+                [(ngModel)]="newShowTimeMinutes"
+                name="timeMinutes"
+                min="0"
+                max="59"
+                placeholder="0"
+                (ngModelChange)="updateNewShowTimeSpent()"
+              >
+            </div>
+          </div>
+
           <div class="form-group">
             <label for="notes">Notes</label>
             <textarea
@@ -252,6 +280,34 @@ import { Show, ShowStatus, ShowType, CreateShowDto, UpdateShowDto, Comment, Sugg
             >
           </div>
 
+          <div class="form-row">
+            <div class="form-group">
+              <label for="edit-timeHours">Time Spent (Hours)</label>
+              <input
+                type="number"
+                id="edit-timeHours"
+                [(ngModel)]="editShowTimeHours"
+                name="timeHours"
+                min="0"
+                placeholder="0"
+                (ngModelChange)="updateEditShowTimeSpent()"
+              >
+            </div>
+            <div class="form-group">
+              <label for="edit-timeMinutes">Time Spent (Minutes)</label>
+              <input
+                type="number"
+                id="edit-timeMinutes"
+                [(ngModel)]="editShowTimeMinutes"
+                name="timeMinutes"
+                min="0"
+                max="59"
+                placeholder="0"
+                (ngModelChange)="updateEditShowTimeSpent()"
+              >
+            </div>
+          </div>
+
           <div class="form-group">
             <label for="edit-notes">Notes</label>
             <textarea
@@ -518,6 +574,12 @@ import { Show, ShowStatus, ShowType, CreateShowDto, UpdateShowDto, Comment, Sugg
                   </div>
                 }
 
+                @if (show.timeSpent) {
+                  <p class="time-spent">
+                    📺 Watch Time: {{ formatTimeSpent(show.timeSpent) }}
+                  </p>
+                }
+
                 <app-like-button
                   entityType="show"
                   [entityId]="show.id"
@@ -685,6 +747,13 @@ import { Show, ShowStatus, ShowType, CreateShowDto, UpdateShowDto, Comment, Sugg
       font-size: 1rem;
     }
 
+    .form-row {
+      display: grid;
+      grid-template-columns: 1fr 1fr;
+      gap: 1rem;
+      margin-bottom: 1rem;
+    }
+
     .form-actions {
       display: flex;
       gap: 1rem;
@@ -879,6 +948,13 @@ import { Show, ShowStatus, ShowType, CreateShowDto, UpdateShowDto, Comment, Sugg
       margin: 0.5rem 0;
     }
 
+    .time-spent {
+      font-size: 0.9rem;
+      color: #8b5cf6;
+      font-weight: 500;
+      margin: 0.5rem 0;
+    }
+
     .date-started,
     .date-finished,
     .date-added,
@@ -1307,6 +1383,12 @@ export class ShowsListComponent implements OnInit {
 
   editShow: Partial<UpdateShowDto> = {};
 
+  // Time tracking state
+  newShowTimeHours = 0;
+  newShowTimeMinutes = 0;
+  editShowTimeHours = 0;
+  editShowTimeMinutes = 0;
+
   // Tags and links input state
   newTagInput = '';
   editTagInput = '';
@@ -1408,6 +1490,8 @@ export class ShowsListComponent implements OnInit {
       tags: [],
       links: []
     };
+    this.newShowTimeHours = 0;
+    this.newShowTimeMinutes = 0;
     this.newShowImagePreview.set(null);
     this.imageError.set(null);
     this.newTagInput = '';
@@ -1415,6 +1499,16 @@ export class ShowsListComponent implements OnInit {
     this.newLinkUrl = '';
   }
 
+  updateNewShowTimeSpent() {
+    const totalMinutes = (this.newShowTimeHours * 60) + this.newShowTimeMinutes;
+    this.newShow.timeSpent = totalMinutes > 0 ? totalMinutes : undefined;
+  }
+
+  updateEditShowTimeSpent() {
+    const totalMinutes = (this.editShowTimeHours * 60) + this.editShowTimeMinutes;
+    this.editShow.timeSpent = totalMinutes > 0 ? totalMinutes : undefined;
+  }
+
   addTag(target: 'new' | 'edit') {
     const input = target === 'new' ? this.newTagInput.trim() : this.editTagInput.trim();
     if (!input) return;
@@ -1502,8 +1596,17 @@ export class ShowsListComponent implements OnInit {
       notes: show.notes,
       coverImage: show.coverImage,
       tags: [...(show.tags || [])],
-      links: [...(show.links || [])]
+      links: [...(show.links || [])],
+      timeSpent: show.timeSpent
     };
+    // Populate time fields from existing timeSpent
+    if (show.timeSpent) {
+      this.editShowTimeHours = Math.floor(show.timeSpent / 60);
+      this.editShowTimeMinutes = show.timeSpent % 60;
+    } else {
+      this.editShowTimeHours = 0;
+      this.editShowTimeMinutes = 0;
+    }
     this.editShowImagePreview.set(show.coverImage || null);
     this.showAddForm.set(false);
     this.imageError.set(null);
@@ -1593,6 +1696,19 @@ export class ShowsListComponent implements OnInit {
     return new Date(date).toLocaleDateString();
   }
 
+  formatTimeSpent(minutes: number): string {
+    const hours = Math.floor(minutes / 60);
+    const mins = minutes % 60;
+
+    if (hours === 0) {
+      return `${mins}m`;
+    } else if (mins === 0) {
+      return `${hours}h`;
+    } else {
+      return `${hours}h ${mins}m`;
+    }
+  }
+
   toggleComments(showId: string) {
     const expanded = this.expandedComments();
     const isCurrentlyExpanded = expanded[showId];