// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy of
// the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.

import app from "../../app";
import FauxtonAPI from "../../core/api";

var Config = FauxtonAPI.addon();


Config.OptionModel = Backbone.Model.extend({
  documentation: FauxtonAPI.constants.DOC_URLS.CONFIG,

  initialize: function (_, options) {
    this.node = options.node;
  },

  url: function () {
    if (!this.node) {
      throw new Error('no node set');
    }

    return app.host + '/_node/' + this.node + '/_config/' +
      this.get('section') + '/' + encodeURIComponent(this.get('name'));
  },

  isNew: function () { return false; },

  sync: function (method, model, options) {

    var params = {
      url: model.url(),
      contentType: 'application/json',
      dataType: 'json',
      data: JSON.stringify(model.get('value'))
    };

    if (method === 'delete') {
      params.type = 'DELETE';
    } else {
      params.type = 'PUT';
    }
    return $.ajax(params);
  }
});

Config.Model = Backbone.Model.extend({});
Config.Collection = Backbone.Collection.extend({
  model: Config.Model,

  documentation: FauxtonAPI.constants.DOC_URLS.CONFIG,

  initialize: function (_, options) {
    this.node = options.node;
  },

  comparator: function (OptionModel) {
    if (OptionModel.get('section')) {
      return OptionModel.get('section');
    }
  },

  url: function () {
    if (!this.node) {
      throw new Error('no node set');
    }

    return app.host + '/_node/' + this.node + '/_config';
  },

  findEntryInSection: function (sectionName, entry) {
    var section = _.findWhere(this.toJSON(), {'section': sectionName}),
        options;

    if (!section) {
      return false;
    }

    options = _.findWhere(section.options, {name: entry});

    return options;
  },

  parse: function (resp) {
    return _.map(resp, function (section, section_name) {
      return {
        section: section_name,
        options: _.map(section, function (option, option_name) {
          return {
            name: option_name,
            value: option
          };
        })
      };
    });
  }
});


export default Config;