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db.go
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db.go
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package news
import (
"context"
"fmt"
"strings"
sq "github.com/Masterminds/squirrel"
"github.com/COMTOP1/AFC-GO/utils"
)
func (s *Store) getNews(ctx context.Context) ([]News, error) {
var newsDB []News
builder := sq.Select("id", "title", "file_name", "content", "date").
From("afc.news").
OrderBy("date DESC")
sql, args, err := builder.ToSql()
if err != nil {
panic(fmt.Errorf("failed to build sql for getNews: %w", err))
}
err = s.db.SelectContext(ctx, &newsDB, sql, args...)
if err != nil {
return nil, fmt.Errorf("failed to get news: %w", err)
}
return newsDB, nil
}
func (s *Store) getNewsLatest(ctx context.Context) (News, error) {
var newsDB News
builder := sq.Select("id", "title", "date").
From("afc.news").
OrderBy("date DESC").
Limit(1)
sql, args, err := builder.ToSql()
if err != nil {
panic(fmt.Errorf("failed to build sql for getNewsLatest: %w", err))
}
err = s.db.GetContext(ctx, &newsDB, sql, args...)
if err != nil {
if strings.Contains(err.Error(), "no rows in result set") {
return News{}, nil
}
return News{}, fmt.Errorf("failed to get news latest: %w", err)
}
return newsDB, nil
}
func (s *Store) getNewsArticle(ctx context.Context, newsParam News) (News, error) {
var newsDB News
builder := utils.PSQL().Select("id", "title", "file_name", "content", "date").
From("afc.news").
Where(sq.Eq{"id": newsParam.ID})
sql, args, err := builder.ToSql()
if err != nil {
panic(fmt.Errorf("failed to build sql for getNewsArticle: %w", err))
}
err = s.db.GetContext(ctx, &newsDB, sql, args...)
if err != nil {
return News{}, fmt.Errorf("failed to get news article: %w", err)
}
return newsDB, nil
}
func (s *Store) addNews(ctx context.Context, newsParam News) (News, error) {
builder := utils.PSQL().Insert("afc.news").
Columns("title", "file_name", "content", "date").
Values(newsParam.Title, newsParam.FileName, newsParam.Content, newsParam.Date)
sql, args, err := builder.ToSql()
if err != nil {
panic(fmt.Errorf("failed to build sql for addNews: %w", err))
}
res, err := s.db.ExecContext(ctx, sql, args...)
if err != nil {
return News{}, fmt.Errorf("failed to add news: %w", err)
}
_, err = res.RowsAffected()
if err != nil {
return News{}, fmt.Errorf("failed to add news: %w", err)
}
return newsParam, nil
}
func (s *Store) editNews(ctx context.Context, newsParam News) (News, error) {
builder := utils.PSQL().Update("afc.news").
SetMap(map[string]interface{}{
"title": newsParam.Title,
"file_name": newsParam.FileName,
"content": newsParam.Content,
"date": newsParam.Date,
}).
Where(sq.Eq{"id": newsParam.ID})
sql, args, err := builder.ToSql()
if err != nil {
panic(fmt.Errorf("failed to build sql for editNews: %w", err))
}
res, err := s.db.ExecContext(ctx, sql, args...)
if err != nil {
return News{}, fmt.Errorf("failed to edit news: %w", err)
}
_, err = res.RowsAffected()
if err != nil {
return News{}, fmt.Errorf("failed to edit news: %w", err)
}
return newsParam, nil
}
func (s *Store) deleteNews(ctx context.Context, newsParam News) error {
builder := utils.PSQL().Delete("afc.news").
Where(sq.Eq{"id": newsParam.ID})
sql, args, err := builder.ToSql()
if err != nil {
panic(fmt.Errorf("failed to build sql for deleteNews: %w", err))
}
_, err = s.db.ExecContext(ctx, sql, args...)
if err != nil {
return fmt.Errorf("failed to delete news: %w", err)
}
return nil
}