package api

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

	"github.com/fujin/music-agregator/internal/indexer"
)

func (h *Handlers) ListIndexers(w http.ResponseWriter, r *http.Request) {
	indexers := h.IndexerService.GetIndexers(r.Context())
	writeJSON(w, http.StatusOK, indexers)
}

func (h *Handlers) SearchIndexers(w http.ResponseWriter, r *http.Request) {
	var req struct {
		Artist string  `json:"artist"`
		Album  *string `json:"album,omitempty"`
		Year   *uint32 `json:"year,omitempty"`
		Limit  int     `json:"limit,omitempty"`
		Offset int     `json:"offset,omitempty"`
	}
	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
		writeError(w, http.StatusBadRequest, "invalid request body")
		return
	}

	if req.Limit == 0 {
		req.Limit = 20
	}

	criteria := &indexer.MusicSearchCriteria{
		Artist: req.Artist,
		Album:  req.Album,
		Year:   req.Year,
		Limit:  req.Limit,
		Offset: req.Offset,
	}

	results, err := h.IndexerService.Search(r.Context(), criteria, nil)
	if err != nil {
		writeError(w, http.StatusInternalServerError, err.Error())
		return
	}

	writeJSON(w, http.StatusOK, results)
}