Add populate from buttons to batch edit

client/pages/batch/index.vue

@@ -86,7 +86,12 @@
               </div>
             </div>
 
-            <div class="w-full flex items-center justify-end p-4">
+            <div class="w-full flex items-center p-4 space-x-2">
+              <ui-btn small @click.stop="resetMapDetails">{{ $strings.ButtonReset }}</ui-btn>
+              <ui-tooltip direction="bottom" :text="$strings.MessageBatchEditPopulateMapDetailsAllHelp">
+                <ui-btn small :disabled="!hasSelectedBatchUsage" @click.stop="populateFromExisting()">{{ $strings.ButtonBatchEditPopulateFromExisting }}</ui-btn>
+              </ui-tooltip>
+              <div class="flex-grow" />
               <ui-btn color="success" :disabled="!hasSelectedBatchUsage" :padding-x="8" small class="text-base" :loading="isProcessing" @click="mapBatchDetails">{{ $strings.ButtonApply }}</ui-btn>
             </div>
           </div>
@@ -97,6 +102,11 @@
     <div class="flex justify-center flex-wrap">
       <template v-for="libraryItem in libraryItemCopies">
         <div :key="libraryItem.id" class="w-full max-w-3xl border border-black-300 p-6 -ml-px -mt-px">
+          <div class="flex items-center justify-end">
+            <ui-tooltip direction="bottom" :text="$strings.MessageBatchEditPopulateMapDetailsItemHelp">
+              <ui-btn small :disabled="!hasSelectedBatchUsage" @click="populateFromExisting(libraryItem.id)">{{ $strings.ButtonBatchEditPopulateMapDetails }}</ui-btn>
+            </ui-tooltip>
+          </div>
           <widgets-book-details-edit v-if="libraryItem.mediaType === 'book'" :ref="`itemForm-${libraryItem.id}`" :library-item="libraryItem" @change="handleItemChange" />
           <widgets-podcast-details-edit v-else :ref="`itemForm-${libraryItem.id}`" :library-item="libraryItem" @change="handleItemChange" />
         </div>
@@ -228,6 +238,88 @@ export default {
     }
   },
   methods: {
+    resetMapDetails() {
+      this.blurBatchForm()
+      this.batchDetails = {
+        subtitle: null,
+        authors: null,
+        publishedYear: null,
+        series: [],
+        genres: [],
+        tags: [],
+        narrators: [],
+        publisher: null,
+        language: null,
+        explicit: false,
+        abridged: false
+      }
+      this.selectedBatchUsage = {
+        subtitle: false,
+        authors: false,
+        publishedYear: false,
+        series: false,
+        genres: false,
+        tags: false,
+        narrators: false,
+        publisher: false,
+        language: false,
+        explicit: false,
+        abridged: false
+      }
+    },
+    populateFromExisting(libraryItemId) {
+      this.blurBatchForm()
+
+      let libraryItemsToMap = this.libraryItemCopies
+      if (libraryItemId) {
+        libraryItemsToMap = this.libraryItemCopies.filter((li) => li.id === libraryItemId)
+      }
+
+      for (const key in this.selectedBatchUsage) {
+        if (!this.selectedBatchUsage[key]) continue
+        if (this.isMapAppend && !this.appendableKeys.includes(key)) continue
+
+        let existingValues = undefined
+        libraryItemsToMap.forEach((li) => {
+          if (key === 'tags') {
+            if (!existingValues) existingValues = []
+            li.media.tags.forEach((tag) => {
+              if (!existingValues.includes(tag)) {
+                existingValues.push(tag)
+              }
+            })
+          } else if (key === 'authors') {
+            if (!existingValues) existingValues = []
+            li.media.metadata[key].forEach((entity) => {
+              if (!existingValues.some((au) => au.id === entity.id)) {
+                existingValues.push({
+                  id: entity.id,
+                  name: entity.name
+                })
+              }
+            })
+          } else if (key === 'series') {
+            if (!existingValues) existingValues = []
+            li.media.metadata[key].forEach((entity) => {
+              if (!existingValues.includes(entity.name)) {
+                existingValues.push(entity.name)
+              }
+            })
+          } else if (key === 'genres' || key === 'narrators') {
+            if (!existingValues) existingValues = []
+            li.media.metadata[key].forEach((item) => {
+              if (!existingValues.includes(item)) {
+                existingValues.push(item)
+              }
+            })
+          } else if (existingValues === undefined) {
+            existingValues = li.media.metadata[key]
+          }
+        })
+
+        this.batchDetails[key] = existingValues
+      }
+    },
     handleItemChange(itemChange) {
       if (!itemChange.hasChanges) {
         this.itemsWithChanges = this.itemsWithChanges.filter((id) => id !== itemChange.libraryItemId)

client/strings/en-us.json

@@ -10,6 +10,8 @@
   "ButtonApplyChapters": "Apply Chapters",
   "ButtonAuthors": "Authors",
   "ButtonBack": "Back",
+  "ButtonBatchEditPopulateFromExisting": "Populate from existing",
+  "ButtonBatchEditPopulateMapDetails": "Populate map details",
   "ButtonBrowseForFolder": "Browse for Folder",
   "ButtonCancel": "Cancel",
   "ButtonCancelEncode": "Cancel Encode",
@@ -705,6 +707,8 @@
   "MessageBackupsLocationNoEditNote": "Note: The backup location is set through an environment variable and cannot be changed here.",
   "MessageBackupsLocationPathEmpty": "Backup location path cannot be empty",
   "MessageBatchQuickMatchDescription": "Quick Match will attempt to add missing covers and metadata for the selected items. Enable the options below to allow Quick Match to overwrite existing covers and/or metadata.",
+  "MessageBatchEditPopulateMapDetailsAllHelp": "Populate enabled fields with data from all items. Fields with multiple values will be merged",
+  "MessageBatchEditPopulateMapDetailsItemHelp": "Populate enabled map details fields with data from this item",
   "MessageBookshelfNoCollections": "You haven't made any collections yet",
   "MessageBookshelfNoRSSFeeds": "No RSS feeds are open",
   "MessageBookshelfNoResultsForFilter": "No results for filter \"{0}: {1}\"",