guestbook/internal/models/guestbookcomment.go

73 lines
2.2 KiB
Go

package models
import (
"database/sql"
"github.com/google/uuid"
)
type GuestbookComment struct {
ID uuid.UUID
GuestbookId uuid.UUID
ParentId uuid.UUID
AuthorName string
AuthorEmail string
AuthorSite string
CommentText string
PageUrl string
IsPublished bool
IsDeleted bool
}
type GuestbookCommentModel struct {
DB *sql.DB
}
func (m *GuestbookCommentModel) Insert(guestbookId, parentId uuid.UUID, authorName,
authorEmail, authorSite, commentText, pageUrl string, isPublished bool) (uuid.UUID, error) {
id := uuid.New()
stmt := `INSERT INTO guestbook_comments (Id, GuestbookId, ParentId, AuthorName,
AuthorEmail, AuthorSite, CommentText, PageUrl, IsPublished, IsDeleted)
VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, FALSE)`
_, err := m.DB.Exec(stmt, id, guestbookId, parentId, authorName, authorEmail,
authorSite, commentText, pageUrl, isPublished)
if err != nil {
return uuid.UUID{}, err
}
return id, nil
}
func (m *GuestbookCommentModel) Get(id uuid.UUID) (GuestbookComment, error) {
stmt := `SELECT Id, GuestbookId, ParentId, AuthorName, AuthorEmail, AuthorSite,
CommentText, PageUrl, IsPublished, IsDeleted FROM guestbook_comments WHERE id = ?`
row := m.DB.QueryRow(stmt, id)
var c GuestbookComment
err := row.Scan(&c.ID, &c.GuestbookId, &c.ParentId, &c.AuthorName, &c.AuthorEmail, &c.AuthorSite, &c.CommentText, &c.PageUrl, &c.IsPublished, &c.IsDeleted)
if err != nil {
return GuestbookComment{}, err
}
return c, nil
}
func (m *GuestbookCommentModel) GetAll(guestbookId uuid.UUID) ([]GuestbookComment, error) {
stmt := `SELECT Id, GuestbookId, ParentId, AuthorName, AuthorEmail, AuthorSite,
CommentText, PageUrl, IsPublished, IsDeleted FROM guestbook_comments WHERE GuestbookId = ?`
rows, err := m.DB.Query(stmt, guestbookId)
if err != nil {
return nil, err
}
var comments []GuestbookComment
for rows.Next() {
var c GuestbookComment
err = rows.Scan(&c.ID, &c.GuestbookId, &c.ParentId, &c.AuthorName, &c.AuthorEmail, &c.AuthorSite, &c.CommentText, &c.PageUrl, &c.IsPublished, &c.IsDeleted)
if err != nil {
return nil, err
}
comments = append(comments, c)
}
if err = rows.Err(); err != nil {
return nil, err
}
return comments, nil
}