125 lines
3.9 KiB
PHP
125 lines
3.9 KiB
PHP
<?php
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namespace App\Imports;
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use App\Models\Song;
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use App\Models\Artist;
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use App\Models\SongCategory;
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use App\Enums\ArtistCategory;
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use App\Enums\SongLanguageType;
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use App\Enums\SongSituation;
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use Illuminate\Support\Collection;
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use Illuminate\Support\Str;
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use Illuminate\Support\Facades\Log;
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use Maatwebsite\Excel\Concerns\ToCollection;
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use Maatwebsite\Excel\Concerns\WithHeadingRow;
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use Maatwebsite\Excel\Concerns\WithChunkReading;
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class SongDataImport implements ToCollection, WithHeadingRow, WithChunkReading
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{
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protected array $artistCache = [];
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protected array $categoryMap = [];
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public function __construct()
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{
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// 快取分類代碼對應 ID
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$this->categoryMap = SongCategory::pluck('id', 'code')->toArray();
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}
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public function collection(Collection $rows)
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{
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$songsToInsert = [];
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$artistMap = []; // [song_id => [artist_id]]
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$categoryMap = []; // [song_id => [category_id]]
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foreach ($rows as $row) {
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$songId = trim($row['編號'] ?? '');
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if (!$songId) {
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continue;
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}
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// 準備 song 資料
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$songsToInsert[] = [
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'id' => $songId,
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'name' => trim($row['歌名'] ?? ''),
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'adddate' => trim($row['日期'] ?? null),
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'filename' => trim($row['檔名'] ?? ''),
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'language_type' => SongLanguageType::tryFrom(trim($row['語別'] ?? '')) ?? SongLanguageType::Unset,
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'db_change' => trim($row['分貝增減'] ?? 0),
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'vocal' => trim($row['人聲'] ?? 0),
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'situation' => SongSituation::tryFrom(trim($row['情境'] ?? '')) ?? SongSituation::Unset,
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'copyright01' => trim($row['版權01'] ?? ''),
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'copyright02' => trim($row['版權02'] ?? ''),
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'note01' => trim($row['備註01'] ?? ''),
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'note02' => trim($row['備註02'] ?? ''),
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'note03' => trim($row['備註03'] ?? ''),
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'note04' => trim($row['備註04'] ?? ''),
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'enable' => trim($row['狀態'] ?? 1),
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'song_counts' => trim($row['點播次數'] ?? 0),
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];
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// 歌星 A/B 處理
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foreach (['歌星A', '歌星B'] as $key) {
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$artistName = trim($row[$key] ?? '');
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if ($artistName === '') continue;
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$artistId = $this->getOrCreateArtistId($artistName);
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$artistMap[$songId][] = $artistId;
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}
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// 分類處理（多個用 , 分隔）
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if (!empty($row['分類'])) {
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$codes = explode(',', $row['分類']);
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foreach ($codes as $code) {
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$code = trim($code);
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if (isset($this->categoryMap[$code])) {
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$categoryMap[$songId][] = $this->categoryMap[$code];
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}
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}
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}
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}
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// 寫入資料庫
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Song::insert($songsToInsert);
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// 同步關聯（建議可用事件或批次處理）
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foreach ($artistMap as $songId => $artistIds) {
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$song = Song::find($songId);
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if ($song) {
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$song->artists()->sync($artistIds);
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}
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}
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foreach ($categoryMap as $songId => $categoryIds) {
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$song = Song::find($songId);
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if ($song) {
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$song->categories()->sync($categoryIds);
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}
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}
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}
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protected function getOrCreateArtistId(string $name): int
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{
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if (isset($this->artistCache[$name])) {
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return $this->artistCache[$name];
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}
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$artist = Artist::firstOrCreate(
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['name' => $name],
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['category' => ArtistCategory::Unset]
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);
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return $this->artistCache[$name] = $artist->id;
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}
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public function chunkSize(): int
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{
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return 1000;
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}
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public function headingRow(): int
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{
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return 1;
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}
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} |