feat: template and channel store CRUD

internal/store/template.go

@@ -0,0 +1,63 @@
+package store
+
+import (
+	"context"
+	"fmt"
+
+	"aiaa-notification-service/internal/model"
+)
+
+func (s *Store) CreateTemplate(ctx context.Context, t *model.Template) error {
+	query := `INSERT INTO template (name, content) VALUES (?, ?)`
+	result, err := s.DB.ExecContext(ctx, query, t.Name, t.Content)
+	if err != nil {
+		return fmt.Errorf("create template: %w", err)
+	}
+	id, _ := result.LastInsertId()
+	t.ID = int(id)
+	return nil
+}
+
+func (s *Store) GetTemplate(ctx context.Context, id int) (*model.Template, error) {
+	var t model.Template
+	err := s.DB.GetContext(ctx, &t, `SELECT * FROM template WHERE id = ?`, id)
+	if err != nil {
+		return nil, fmt.Errorf("get template %d: %w", id, err)
+	}
+	return &t, nil
+}
+
+func (s *Store) GetTemplateByName(ctx context.Context, name string) (*model.Template, error) {
+	var t model.Template
+	err := s.DB.GetContext(ctx, &t, `SELECT * FROM template WHERE name = ?`, name)
+	if err != nil {
+		return nil, fmt.Errorf("get template by name %s: %w", name, err)
+	}
+	return &t, nil
+}
+
+func (s *Store) ListTemplates(ctx context.Context) ([]model.Template, error) {
+	var templates []model.Template
+	err := s.DB.SelectContext(ctx, &templates, `SELECT * FROM template ORDER BY id`)
+	if err != nil {
+		return nil, fmt.Errorf("list templates: %w", err)
+	}
+	return templates, nil
+}
+
+func (s *Store) UpdateTemplate(ctx context.Context, id int, t *model.Template) error {
+	query := `UPDATE template SET name=?, content=? WHERE id=?`
+	_, err := s.DB.ExecContext(ctx, query, t.Name, t.Content, id)
+	if err != nil {
+		return fmt.Errorf("update template %d: %w", id, err)
+	}
+	return nil
+}
+
+func (s *Store) DeleteTemplate(ctx context.Context, id int) error {
+	_, err := s.DB.ExecContext(ctx, `DELETE FROM template WHERE id = ?`, id)
+	if err != nil {
+		return fmt.Errorf("delete template %d: %w", id, err)
+	}
+	return nil
+}