Lindenii Project Forge
Commit info | |
---|---|
ID | 91ed68b30f58e016ddcbb6f14c3395322115d464 |
Author | Runxi Yu<me@runxiyu.org> |
Author date | Thu, 13 Feb 2025 09:43:22 +0800 |
Committer | Runxi Yu<me@runxiyu.org> |
Committer date | Thu, 13 Feb 2025 09:43:22 +0800 |
Actions | Get patch |
database.go: query_list[T any]
package main import ( "context" ) func query_list[T any](ctx context.Context, query string, args ...any) ([]T, error) { rows, err := database.Query(ctx, query, args...) if err != nil { return nil, err } defer rows.Close() var result []T for rows.Next() { var item T if err := rows.Scan(&item); err != nil { return nil, err } result = append(result, item) } if err := rows.Err(); err != nil { return nil, err } return result, nil }
package main import ( "net/http" ) func handle_group_repos(w http.ResponseWriter, r *http.Request, params map[string]any) { group_name := params["group_name"]
var names []string rows, err := database.Query(r.Context(), "SELECT r.name FROM repos r JOIN groups g ON r.group_id = g.id WHERE g.name = $1;", group_name)
names, err := query_list[string](r.Context(), "SELECT r.name FROM repos r JOIN groups g ON r.group_id = g.id WHERE g.name = $1;", group_name)
if err != nil {
http.Error(w, "Error getting groups:: "+err.Error(), http.StatusInternalServerError) return
http.Error(w, "Error getting groups:: "+err.Error(), http.StatusInternalServerError) return
}
defer rows.Close() for rows.Next() { var name string if err := rows.Scan(&name); err != nil { http.Error(w, "Error scanning row:: "+err.Error(), http.StatusInternalServerError) return } names = append(names, name) } if err := rows.Err(); err != nil { http.Error(w, "Error iterating over rows:: "+err.Error(), http.StatusInternalServerError) return }
params["repos"] = names err = templates.ExecuteTemplate(w, "group_repos", params) if err != nil { http.Error(w, "Error rendering template:: "+err.Error(), http.StatusInternalServerError) return } }