soup
fc625fb9cf
Pinterest-style visual bookmarking app with: - URL metadata extraction (OG/Twitter meta, oEmbed fallback) - Image caching in Postgres with 480px thumbnails - Multi-tag filtering with Ctrl/Cmd for OR mode - Fuzzy tag suggestions and inline tag editing - Browser console auth() with first-use password setup - Brutalist UI with Commit Mono font and Pico CSS - Light/dark mode via browser preference
119 lines
2.9 KiB
Go
119 lines
2.9 KiB
Go
package image
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import (
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"context"
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"database/sql"
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"time"
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)
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type Row struct {
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ID int64
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ItemID int64
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OriginalURL string
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ContentType string
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Bytes []byte
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Width int
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Height int
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IsThumb bool
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CreatedAt time.Time
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}
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type Ref struct {
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ID int64
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ItemID int64
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IsThumb bool
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}
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func QListByItem(ctx context.Context, db *sql.DB, itemID int64) ([]Row, error) {
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rows, err := db.QueryContext(ctx, `
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SELECT id, item_id, original_url, content_type, bytes, width, height, is_thumb, created_at
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FROM image
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WHERE item_id = $1
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ORDER BY is_thumb DESC, id ASC
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`, itemID)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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var items []Row
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for rows.Next() {
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var row Row
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if err := rows.Scan(&row.ID, &row.ItemID, &row.OriginalURL, &row.ContentType, &row.Bytes, &row.Width, &row.Height, &row.IsThumb, &row.CreatedAt); err != nil {
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return nil, err
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}
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items = append(items, row)
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}
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return items, rows.Err()
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}
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func QListPrimaryRefsByItems(ctx context.Context, db *sql.DB, itemIDs []int64) (map[int64]Ref, error) {
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if len(itemIDs) == 0 {
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return map[int64]Ref{}, nil
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}
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rows, err := db.QueryContext(ctx, `
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SELECT id, item_id, is_thumb
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FROM image
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WHERE item_id = ANY($1)
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ORDER BY item_id ASC, is_thumb DESC, id ASC
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`, itemIDs)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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results := make(map[int64]Ref)
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for rows.Next() {
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var row Ref
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if err := rows.Scan(&row.ID, &row.ItemID, &row.IsThumb); err != nil {
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return nil, err
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}
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if _, exists := results[row.ItemID]; !exists {
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results[row.ItemID] = row
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}
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}
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return results, rows.Err()
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}
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func QFindByID(ctx context.Context, db *sql.DB, id int64) (*Row, error) {
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var row Row
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err := db.QueryRowContext(ctx, `
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SELECT id, item_id, original_url, content_type, bytes, width, height, is_thumb, created_at
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FROM image
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WHERE id = $1
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LIMIT 1
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`, id).Scan(&row.ID, &row.ItemID, &row.OriginalURL, &row.ContentType, &row.Bytes, &row.Width, &row.Height, &row.IsThumb, &row.CreatedAt)
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if err == sql.ErrNoRows {
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return nil, nil
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}
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if err != nil {
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return nil, err
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}
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return &row, nil
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}
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func QCreate(ctx context.Context, db *sql.DB, itemID int64, originalURL, contentType string, bytes []byte, width, height int, isThumb bool) (Row, error) {
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var row Row
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err := db.QueryRowContext(ctx, `
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INSERT INTO image (item_id, original_url, content_type, bytes, width, height, is_thumb)
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VALUES ($1, $2, $3, $4, $5, $6, $7)
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RETURNING id, item_id, original_url, content_type, bytes, width, height, is_thumb, created_at
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`, itemID, originalURL, contentType, bytes, width, height, isThumb).Scan(
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&row.ID,
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&row.ItemID,
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&row.OriginalURL,
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&row.ContentType,
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&row.Bytes,
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&row.Width,
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&row.Height,
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&row.IsThumb,
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&row.CreatedAt,
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)
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return row, err
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}
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func QDeleteByItem(ctx context.Context, db *sql.DB, itemID int64) error {
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_, err := db.ExecContext(ctx, `DELETE FROM image WHERE item_id = $1`, itemID)
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return err
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}
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