// Copyright (C) 2019 The Android Open Source Project
//
// 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.
(function() {
  class RvEditScreen extends Polymer.Element {
    static get is() { return 'rv-edit-screen'; }

    static get properties() {
      return {
        pluginRestApi: {
          type: Object,
          observer: '_loadFilterSections',
        },
        repoName: String,
        loading: Boolean,
        canModifyConfig: Boolean,
        _editingFilter: {
          type: Boolean,
          value: false,
        },
        _filterSections: Array,
      };
    }

    _loadFilterSections() {
      this.pluginRestApi.get(this._getReviewersUrl(this.repoName))
          .then(filterSections => {
            this._filterSections = filterSections;
          });
    }

    _computeAddFilterBtnHidden(canModifyConfig, editingFilter) {
      return !canModifyConfig || editingFilter;
    }

    _computeLoadingClass(loading) {
      return loading ? 'loading' : '';
    }

    _getReviewersUrl(repoName) {
      return `/projects/${encodeURIComponent(repoName)}/reviewers`;
    }

    _handleCreateSection() {
      const section = {filter: '', reviewers: [], editing: true};
      this._editingFilter = true;
      this.push('_filterSections', section);
    }

    _handleCloseTap(e) {
      e.preventDefault();
      this.fire('close', null, {bubbles: false});
    }

    _handleReviewerChanged(e) {
      this._filterSections = e.detail.result;
      this._editingFilter = false;
    }
  }

  customElements.define(RvEditScreen.is, RvEditScreen);
})();