120 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			120 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
// Copyright (C) 2016 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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(function() {
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  'use strict';
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  Polymer({
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    is: 'gr-account-list',
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    properties: {
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      accounts: {
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        type: Array,
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        value: function() { return []; },
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      },
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      change: Object,
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      filter: Function,
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      placeholder: String,
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      pendingConfirmation: {
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        type: Object,
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        value: null,
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        notify: true,
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      },
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      readonly: Boolean,
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    },
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    listeners: {
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      'remove': '_handleRemove',
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    },
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    get focusStart() {
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      return this.$.entry.focusStart;
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    },
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    _handleAdd: function(e) {
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      var reviewer = e.detail.value;
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      // Append new account or group to the accounts property. We add our own
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      // internal properties to the account/group here, so we clone the object
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      // to avoid cluttering up the shared change object.
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      // TODO(logan): Polyfill for Object.assign in IE.
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      if (reviewer.account) {
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        var account = Object.assign({}, reviewer.account, {_pendingAdd: true});
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        this.push('accounts', account);
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      } else if (reviewer.group) {
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        if (reviewer.confirm) {
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          this.pendingConfirmation = reviewer;
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          return;
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        }
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        var group = Object.assign({}, reviewer.group,
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            {_pendingAdd: true, _group: true});
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        this.push('accounts', group);
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      }
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      this.pendingConfirmation = null;
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    },
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    confirmGroup: function(group) {
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      group = Object.assign(
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          {}, group, {confirmed: true, _pendingAdd: true, _group: true});
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      this.push('accounts', group);
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      this.pendingConfirmation = null;
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    },
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    _computeChipClass: function(account) {
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      var classes = [];
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      if (account._group) {
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        classes.push('group');
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      }
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      if (account._pendingAdd) {
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        classes.push('pendingAdd');
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      }
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      return classes.join(' ');
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    },
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    _computeRemovable: function(account) {
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      return !this.readonly && !!account._pendingAdd;
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    },
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    _handleRemove: function(e) {
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      var toRemove = e.detail.account;
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      for (var i = 0; i < this.accounts.length; i++) {
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        var matches;
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        var account = this.accounts[i];
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        if (toRemove._group) {
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          matches = toRemove.id === account.id;
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        } else {
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          matches = toRemove._account_id === account._account_id;
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        }
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        if (matches) {
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          this.splice('accounts', i, 1);
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          this.$.entry.focus();
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          return;
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        }
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      }
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      console.warn('received remove event for missing account',
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          e.detail.account);
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    },
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    additions: function() {
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      return this.accounts.filter(function(account) {
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        return account._pendingAdd;
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      }).map(function(account) {
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        if (account._group) {
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          return {group: account};
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        } else {
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          return {account: account};
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        }
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      });
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    },
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  });
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})();
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