add bulk delete mutations for collection items

src/lib/api/adapters/collection.adapter.ts

@@ -144,6 +144,22 @@ export class CollectionAdapter extends BaseAdapter {
 		})
 	}
 
+	/**
+	 * Removes multiple characters from the collection in a single batch request
+	 */
+	async removeCharactersBatch(ids: string[]): Promise<{ deleted: number }> {
+		if (ids.length === 0) return { deleted: 0 }
+
+		const response = await this.request<{
+			meta: { deleted: number }
+		}>('/collection/characters/batch_destroy', {
+			method: 'DELETE',
+			body: { ids }
+		})
+
+		return response.meta
+	}
+
 	/**
 	 * Gets the IDs of all characters in a user's collection
 	 * Useful for filtering out already-owned characters in the add modal
@@ -261,6 +277,22 @@ export class CollectionAdapter extends BaseAdapter {
 		})
 	}
 
+	/**
+	 * Removes multiple weapons from the collection in a single batch request
+	 */
+	async removeWeaponsBatch(ids: string[]): Promise<{ deleted: number }> {
+		if (ids.length === 0) return { deleted: 0 }
+
+		const response = await this.request<{
+			meta: { deleted: number }
+		}>('/collection/weapons/batch_destroy', {
+			method: 'DELETE',
+			body: { ids }
+		})
+
+		return response.meta
+	}
+
 	// ============================================
 	// Collection Summons
 	// ============================================
@@ -358,6 +390,22 @@ export class CollectionAdapter extends BaseAdapter {
 		})
 	}
 
+	/**
+	 * Removes multiple summons from the collection in a single batch request
+	 */
+	async removeSummonsBatch(ids: string[]): Promise<{ deleted: number }> {
+		if (ids.length === 0) return { deleted: 0 }
+
+		const response = await this.request<{
+			meta: { deleted: number }
+		}>('/collection/summons/batch_destroy', {
+			method: 'DELETE',
+			body: { ids }
+		})
+
+		return response.meta
+	}
+
 	// ============================================
 	// Collection Job Accessories
 	// ============================================

src/lib/api/mutations/artifact.mutations.ts

@@ -103,6 +103,20 @@ export function useDeleteCollectionArtifact() {
 	}))
 }
 
+/**
+ * Delete multiple collection artifacts in a single batch
+ */
+export function useBulkDeleteCollectionArtifacts() {
+	const queryClient = useQueryClient()
+
+	return createMutation(() => ({
+		mutationFn: (ids: string[]) => artifactAdapter.deleteCollectionArtifactsBatch(ids),
+		onSuccess: () => {
+			queryClient.invalidateQueries({ queryKey: artifactKeys.collectionBase })
+		}
+	}))
+}
+
 // ============================================================================
 // Grid Artifact Mutations (Equipped on Characters)
 // ============================================================================

src/lib/api/mutations/collection.mutations.ts

@@ -129,6 +129,21 @@ export function useRemoveCharacterFromCollection() {
 	}))
 }
 
+/**
+ * Remove multiple characters from collection in a single batch
+ */
+export function useBulkRemoveCharactersFromCollection() {
+	const queryClient = useQueryClient()
+
+	return createMutation(() => ({
+		mutationFn: (ids: string[]) => collectionAdapter.removeCharactersBatch(ids),
+		onSuccess: () => {
+			queryClient.invalidateQueries({ queryKey: collectionKeys.characters() })
+			queryClient.invalidateQueries({ queryKey: collectionKeys.characterIds() })
+		}
+	}))
+}
+
 // ============================================================================
 // Weapon Mutations
 // ============================================================================
@@ -191,6 +206,20 @@ export function useRemoveWeaponFromCollection() {
 	}))
 }
 
+/**
+ * Remove multiple weapons from collection in a single batch
+ */
+export function useBulkRemoveWeaponsFromCollection() {
+	const queryClient = useQueryClient()
+
+	return createMutation(() => ({
+		mutationFn: (ids: string[]) => collectionAdapter.removeWeaponsBatch(ids),
+		onSuccess: () => {
+			queryClient.invalidateQueries({ queryKey: collectionKeys.weapons() })
+		}
+	}))
+}
+
 // ============================================================================
 // Summon Mutations
 // ============================================================================
@@ -253,6 +282,20 @@ export function useRemoveSummonFromCollection() {
 	}))
 }
 
+/**
+ * Remove multiple summons from collection in a single batch
+ */
+export function useBulkRemoveSummonsFromCollection() {
+	const queryClient = useQueryClient()
+
+	return createMutation(() => ({
+		mutationFn: (ids: string[]) => collectionAdapter.removeSummonsBatch(ids),
+		onSuccess: () => {
+			queryClient.invalidateQueries({ queryKey: collectionKeys.summons() })
+		}
+	}))
+}
+
 // ============================================================================
 // Job Accessory Mutations
 // ============================================================================