推进活动系统最小成品闭环与游客体验

2026-04-07 19:05:18 +08:00
parent 1a6008449e
commit 6cd16f08dd
102 changed files with 16087 additions and 3556 deletions
--- a/backend/internal/store/postgres/asset_store.go
+++ b/backend/internal/store/postgres/asset_store.go
@@ -0,0 +1,135 @@
+package postgres
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5"
+)
+
+type ManagedAssetRecord struct {
+	ID              string
+	PublicID        string
+	AssetType       string
+	AssetCode       string
+	Version         string
+	Title           *string
+	SourceMode      string
+	StorageProvider string
+	ObjectKey       *string
+	PublicURL       string
+	FileName        *string
+	ContentType     *string
+	FileSizeBytes   *int64
+	ChecksumSHA256  *string
+	Status          string
+	MetadataJSONB   map[string]any
+}
+
+type CreateManagedAssetParams struct {
+	PublicID        string
+	AssetType       string
+	AssetCode       string
+	Version         string
+	Title           *string
+	SourceMode      string
+	StorageProvider string
+	ObjectKey       *string
+	PublicURL       string
+	FileName        *string
+	ContentType     *string
+	FileSizeBytes   *int64
+	ChecksumSHA256  *string
+	Status          string
+	MetadataJSONB   map[string]any
+}
+
+func (s *Store) CreateManagedAsset(ctx context.Context, tx pgx.Tx, params CreateManagedAssetParams) (*ManagedAssetRecord, error) {
+	row := tx.QueryRow(ctx, `
+		INSERT INTO managed_assets (
+			asset_public_id, asset_type, asset_code, version, title, source_mode, storage_provider,
+			object_key, public_url, file_name, content_type, file_size_bytes, checksum_sha256, status, metadata_jsonb
+		) VALUES (
+			$1, $2, $3, $4, $5, $6, $7,
+			$8, $9, $10, $11, $12, $13, $14, COALESCE($15, '{}'::jsonb)
+		)
+		RETURNING id, asset_public_id, asset_type, asset_code, version, title, source_mode, storage_provider,
+			object_key, public_url, file_name, content_type, file_size_bytes, checksum_sha256, status, metadata_jsonb
+	`,
+		params.PublicID, params.AssetType, params.AssetCode, params.Version, params.Title, params.SourceMode, params.StorageProvider,
+		params.ObjectKey, params.PublicURL, params.FileName, params.ContentType, params.FileSizeBytes, params.ChecksumSHA256, params.Status, params.MetadataJSONB,
+	)
+	return scanManagedAsset(row)
+}
+
+func (s *Store) ListManagedAssets(ctx context.Context, limit int) ([]ManagedAssetRecord, error) {
+	if limit <= 0 {
+		limit = 20
+	}
+	rows, err := s.pool.Query(ctx, `
+		SELECT id, asset_public_id, asset_type, asset_code, version, title, source_mode, storage_provider,
+			object_key, public_url, file_name, content_type, file_size_bytes, checksum_sha256, status, metadata_jsonb
+		FROM managed_assets
+		ORDER BY created_at DESC
+		LIMIT $1
+	`, limit)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	var items []ManagedAssetRecord
+	for rows.Next() {
+		record, err := scanManagedAsset(rows)
+		if err != nil {
+			return nil, err
+		}
+		items = append(items, *record)
+	}
+	return items, rows.Err()
+}
+
+func (s *Store) GetManagedAssetByPublicID(ctx context.Context, publicID string) (*ManagedAssetRecord, error) {
+	row := s.pool.QueryRow(ctx, `
+		SELECT id, asset_public_id, asset_type, asset_code, version, title, source_mode, storage_provider,
+			object_key, public_url, file_name, content_type, file_size_bytes, checksum_sha256, status, metadata_jsonb
+		FROM managed_assets
+		WHERE asset_public_id = $1
+	`, publicID)
+	return scanManagedAsset(row)
+}
+
+type managedAssetScanner interface {
+	Scan(dest ...any) error
+}
+
+func scanManagedAsset(scanner managedAssetScanner) (*ManagedAssetRecord, error) {
+	var record ManagedAssetRecord
+	err := scanner.Scan(
+		&record.ID,
+		&record.PublicID,
+		&record.AssetType,
+		&record.AssetCode,
+		&record.Version,
+		&record.Title,
+		&record.SourceMode,
+		&record.StorageProvider,
+		&record.ObjectKey,
+		&record.PublicURL,
+		&record.FileName,
+		&record.ContentType,
+		&record.FileSizeBytes,
+		&record.ChecksumSHA256,
+		&record.Status,
+		&record.MetadataJSONB,
+	)
+	if err != nil {
+		if err == pgx.ErrNoRows {
+			return nil, nil
+		}
+		return nil, err
+	}
+	if record.MetadataJSONB == nil {
+		record.MetadataJSONB = map[string]any{}
+	}
+	return &record, nil
+}