package server

import (
	"log/slog"
	"net/http"

	"ddc/internal/preferences"
)

type settingsResponse struct {
	Settings     preferences.Preferences `json:"settings"`
	DownloadDir  string                  `json:"downloadDir"`
	LibraryRoots []string                `json:"libraryRoots"`
}

func (server *Server) handleGetSettings(writer http.ResponseWriter, _ *http.Request) {
	writeJSON(writer, http.StatusOK, server.settingsSnapshot())
}

func (server *Server) handleUpdateSettings(writer http.ResponseWriter, request *http.Request) {
	var body preferences.Preferences
	if !decodeBody(writer, request, &body) {
		return
	}
	if err := server.manager.UpdatePreferences(body); err != nil {
		writeFailure(writer, request, err)
		return
	}
	slog.Info("settings updated", "request_id", requestIDFrom(request))
	writeJSON(writer, http.StatusOK, server.settingsSnapshot())
}

func (server *Server) settingsSnapshot() settingsResponse {
	return settingsResponse{
		Settings:     server.manager.Preferences(),
		DownloadDir:  server.settings.DownloadDir,
		LibraryRoots: server.settings.LibraryRoots,
	}
}