package api

import (
	"encoding/json"
	"net/http"
)

// handleSchemaGet returns the per-field schema (recomputed from the store every
// few minutes; see schema.Indexer).
func (s *Server) handleSchemaGet(w http.ResponseWriter, r *http.Request) {
	if s.schemaIndexer == nil {
		http.Error(w, "schema indexer not running", http.StatusServiceUnavailable)
		return
	}
	snap := s.schemaIndexer.Snapshot()
	w.Header().Set("Content-Type", "application/json")
	_ = json.NewEncoder(w).Encode(snap)
}

// handleSchemaRescan recomputes the schema from a full scan of the store and
// returns it. It no longer republishes every property into meta:events — the
// indexer reads the store itself — so a rescan floods no consumer.
func (s *Server) handleSchemaRescan(w http.ResponseWriter, r *http.Request) {
	if s.schemaIndexer == nil {
		http.Error(w, "schema indexer not running", http.StatusServiceUnavailable)
		return
	}

	snap, err := s.schemaIndexer.Rebuild(r.Context())
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	out := *snap
	out.Source = "rescan"

	w.Header().Set("Content-Type", "application/json")
	_ = json.NewEncoder(w).Encode(map[string]any{
		"published_events": 0,
		"schema":           &out,
	})
}