71 lines
1.8 KiB
Go
71 lines
1.8 KiB
Go
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package tenant
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import (
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"context"
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"database/sql"
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)
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func (q *Queries) ListComments(ctx context.Context, postSlug string) ([]Comment, error) {
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rows, err := q.db.QueryContext(ctx, `SELECT id, user_id, post_slug, content, content_html, parent_id, created_at, updated_at
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FROM comments WHERE post_slug = ? ORDER BY created_at ASC`, postSlug)
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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 comments []Comment
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for rows.Next() {
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c, err := scanComment(rows)
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if err != nil {
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return nil, err
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}
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comments = append(comments, c)
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}
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return comments, rows.Err()
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}
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func (q *Queries) GetComment(ctx context.Context, id int64) (*Comment, error) {
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row := q.db.QueryRowContext(ctx, `SELECT id, user_id, post_slug, content, content_html, parent_id, created_at, updated_at
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FROM comments WHERE id = ?`, id)
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c, err := scanComment(row)
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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 &c, nil
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}
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func (q *Queries) CreateComment(ctx context.Context, c *Comment) error {
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result, err := q.db.ExecContext(ctx, `INSERT INTO comments (user_id, post_slug, content, content_html, parent_id)
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VALUES (?, ?, ?, ?, ?)`,
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c.UserID, c.PostSlug, c.Content, nullStr(c.ContentHTML), c.ParentID)
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if err != nil {
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return err
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}
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c.ID, _ = result.LastInsertId()
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return nil
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}
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func (q *Queries) DeleteComment(ctx context.Context, id int64) error {
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_, err := q.db.ExecContext(ctx, `DELETE FROM comments WHERE id = ?`, id)
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return err
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}
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func scanComment(s scanner) (Comment, error) {
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var c Comment
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var contentHTML, createdAt, updatedAt sql.NullString
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err := s.Scan(&c.ID, &c.UserID, &c.PostSlug, &c.Content, &contentHTML, &c.ParentID, &createdAt, &updatedAt)
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if err != nil {
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return c, err
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}
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c.ContentHTML = contentHTML.String
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c.CreatedAt = parseTime(createdAt.String)
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c.UpdatedAt = parseTime(updatedAt.String)
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return c, nil
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}
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