var ConvModl = require('../models/ConvModl');

  var DosssServ = require('../services/DosssServ');

  var async = require('async');
  

  var ConvsServ = module.exports = {

      simple: ['_id', 'titre', 'parent', 'hidden'],

      simpleData: function (convD, cb) {
          // TODO Démarré par
          // TODO Dernier message
          var conv = {};
          for (var prop of ConvsServ.simple) {
              conv[prop] = convD[prop];
          }
          cb(null, conv);
      },

      detailedData: function (convD, cb) {
          async.parallel([
              function (cba) {
                  var conv = {};
                  for (var prop of ConvsServ.simple) {
                      conv[prop] = convD[prop];

                  }

                  cba(null, conv);
              },
              function (cba) {
                  MessServ = require('../services/MessServ')
                  MessServ.children(convD._id, function (err, children) {
                      if (err) {
                          cba(err);
                      } else {
                          async.map(children, MessServ.simpleData, cba);
                      }
                  });
              }
          ], function (err, res) {
              if (err) {
                  cb(err);
              } else {
                  conv = res[0];
                  conv.messs = res[1];

                  cb(null, conv);
              }
          });
      },

      get: function (id, cb) {
          ConvModl.findById(id, cb);
      },

      children: function (id, cb) { // Conversations filles du dossier en paramètre
          ConvModl.find({
              parent: id,
              $or: [{
                  hidden: false
              }, {
                  hidden: undefined
              }]
          }, cb);
      },

      assert: function (conv, cb) {
          cb(null, conv.titre, conv.parent);
      },

      add: function (data, cb) {
          ConvModl.create({
              titre: data.titre,
              parent: data.parent
          }, cb);
      },

      remove: function (id, cb) {
          async.waterfall([function (cba) {
              ConvsServ.get(id, cba);
          }, function (conv, cba) {
              cba(conv ? null : 'notfound', conv);
          }, function (conv, cba) {
              DosssServ.get('trash', function (err, trash) {
                  console.log(21, trash);
                  cba(err, conv, trash);
              });
          }, function (conv, trash, cba) {
              conv.parent = trash._id;
              conv.save(cba);
          }], cb);
      }

  };