package hookcmd

import (
	"context"
	"encoding/json"
	"io"
	"log/slog"
	"net/http"
)

const Timeout = 7 * 24 * 60 * 60

type Func func(ctx context.Context, input json.RawMessage) (map[string]any, error)

func Command(url string) string {
	return "curl -sS --data-binary @- " + url
}

func Handler(hooks map[string]Func) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		event := r.PathValue("event")
		fn := hooks[event]
		if fn == nil {
			http.NotFound(w, r)
			return
		}
		body, err := io.ReadAll(r.Body)
		if err != nil {
			http.Error(w, err.Error(), http.StatusBadRequest)
			return
		}
		out, err := fn(r.Context(), body)
		if err != nil {
			slog.Error("hook failed", "event", event, "err", err)
			out = map[string]any{}
		}
		w.Header().Set("Content-Type", "application/json")
		json.NewEncoder(w).Encode(out)
	}
}