| // Copyright (C) 2016 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() { |
| 'use strict'; |
| |
| const VALID_EMAIL_ALERT = 'Please input a valid email.'; |
| |
| Polymer({ |
| is: 'gr-account-list', |
| |
| /** |
| * Fired when user inputs an invalid email address. |
| * |
| * @event show-alert |
| */ |
| |
| properties: { |
| accounts: { |
| type: Array, |
| value() { return []; }, |
| notify: true, |
| }, |
| change: Object, |
| filter: Function, |
| placeholder: String, |
| /** |
| * Needed for template checking since value is initially set to null. |
| * @type {?Object} */ |
| pendingConfirmation: { |
| type: Object, |
| value: null, |
| notify: true, |
| }, |
| readonly: { |
| type: Boolean, |
| value: false, |
| }, |
| |
| /** |
| * When true, the account-entry autocomplete uses the account suggest API |
| * endpoint, which suggests any account in that Gerrit instance (and does |
| * not suggest groups). |
| * |
| * When false/undefined, account-entry uses the suggest_reviewers API |
| * endpoint, which suggests any account or group in that Gerrit instance |
| * that is not already a reviewer (or is not CCed) on that change. |
| */ |
| allowAnyUser: { |
| type: Boolean, |
| value: false, |
| }, |
| |
| /** |
| * When true, allows for non-suggested inputs to be added. |
| */ |
| allowAnyInput: { |
| type: Boolean, |
| value: false, |
| }, |
| |
| /** |
| * Array of values (groups/accounts) that are removable. When this prop is |
| * undefined, all values are removable. |
| */ |
| removableValues: Array, |
| maxCount: { |
| type: Number, |
| value: 0, |
| }, |
| }, |
| |
| listeners: { |
| remove: '_handleRemove', |
| }, |
| |
| get accountChips() { |
| return Polymer.dom(this.root).querySelectorAll('gr-account-chip'); |
| }, |
| |
| get focusStart() { |
| return this.$.entry.focusStart; |
| }, |
| |
| _handleAdd(e) { |
| this._addReviewer(e.detail.value); |
| }, |
| |
| _addReviewer(reviewer) { |
| // Append new account or group to the accounts property. We add our own |
| // internal properties to the account/group here, so we clone the object |
| // to avoid cluttering up the shared change object. |
| if (reviewer.account) { |
| const account = |
| Object.assign({}, reviewer.account, {_pendingAdd: true}); |
| this.push('accounts', account); |
| } else if (reviewer.group) { |
| if (reviewer.confirm) { |
| this.pendingConfirmation = reviewer; |
| return; |
| } |
| const group = Object.assign({}, reviewer.group, |
| {_pendingAdd: true, _group: true}); |
| this.push('accounts', group); |
| } else if (this.allowAnyInput) { |
| if (!reviewer.includes('@')) { |
| // Repopulate the input with what the user tried to enter and have |
| // a toast tell them why they can't enter it. |
| this.$.entry.setText(reviewer); |
| this.dispatchEvent(new CustomEvent('show-alert', |
| {detail: {message: VALID_EMAIL_ALERT}, bubbles: true})); |
| return false; |
| } else { |
| const account = {email: reviewer, _pendingAdd: true}; |
| this.push('accounts', account); |
| } |
| } |
| this.pendingConfirmation = null; |
| return true; |
| }, |
| |
| confirmGroup(group) { |
| group = Object.assign( |
| {}, group, {confirmed: true, _pendingAdd: true, _group: true}); |
| this.push('accounts', group); |
| this.pendingConfirmation = null; |
| }, |
| |
| _computeChipClass(account) { |
| const classes = []; |
| if (account._group) { |
| classes.push('group'); |
| } |
| if (account._pendingAdd) { |
| classes.push('pendingAdd'); |
| } |
| return classes.join(' '); |
| }, |
| |
| _accountMatches(a, b) { |
| if (a && b) { |
| if (a._account_id) { |
| return a._account_id === b._account_id; |
| } |
| if (a.email) { |
| return a.email === b.email; |
| } |
| } |
| return a === b; |
| }, |
| |
| _computeRemovable(account) { |
| if (this.readonly) { return false; } |
| if (this.removableValues) { |
| for (let i = 0; i < this.removableValues.length; i++) { |
| if (this._accountMatches(this.removableValues[i], account)) { |
| return true; |
| } |
| } |
| return !!account._pendingAdd; |
| } |
| return true; |
| }, |
| |
| _handleRemove(e) { |
| const toRemove = e.detail.account; |
| this._removeAccount(toRemove); |
| this.$.entry.focus(); |
| }, |
| |
| _removeAccount(toRemove) { |
| if (!toRemove || !this._computeRemovable(toRemove)) { return; } |
| for (let i = 0; i < this.accounts.length; i++) { |
| let matches; |
| const account = this.accounts[i]; |
| if (toRemove._group) { |
| matches = toRemove.id === account.id; |
| } else { |
| matches = this._accountMatches(toRemove, account); |
| } |
| if (matches) { |
| this.splice('accounts', i, 1); |
| return; |
| } |
| } |
| console.warn('received remove event for missing account', toRemove); |
| }, |
| |
| _handleInputKeydown(e) { |
| const input = e.detail.input; |
| if (input.selectionStart !== input.selectionEnd || |
| input.selectionStart !== 0) { |
| return; |
| } |
| switch (e.detail.keyCode) { |
| case 8: // Backspace |
| this._removeAccount(this.accounts[this.accounts.length - 1]); |
| break; |
| case 37: // Left arrow |
| if (this.accountChips[this.accountChips.length - 1]) { |
| this.accountChips[this.accountChips.length - 1].focus(); |
| } |
| break; |
| } |
| }, |
| |
| _handleChipKeydown(e) { |
| const chip = e.target; |
| const chips = this.accountChips; |
| const index = chips.indexOf(chip); |
| switch (e.keyCode) { |
| case 8: // Backspace |
| case 13: // Enter |
| case 32: // Spacebar |
| case 46: // Delete |
| this._removeAccount(chip.account); |
| // Splice from this array to avoid inconsistent ordering of |
| // event handling. |
| chips.splice(index, 1); |
| if (index < chips.length) { |
| chips[index].focus(); |
| } else if (index > 0) { |
| chips[index - 1].focus(); |
| } else { |
| this.$.entry.focus(); |
| } |
| break; |
| case 37: // Left arrow |
| if (index > 0) { |
| chip.blur(); |
| chips[index - 1].focus(); |
| } |
| break; |
| case 39: // Right arrow |
| chip.blur(); |
| if (index < chips.length - 1) { |
| chips[index + 1].focus(); |
| } else { |
| this.$.entry.focus(); |
| } |
| break; |
| } |
| }, |
| |
| /** |
| * Submit the text of the entry as a reviewer value, if it exists. If it is |
| * a successful submit of the text, clear the entry value. |
| * |
| * @return {boolean} If there is text in the entry, return true if the |
| * submission was successful and false if not. If there is no text, |
| * return true. |
| */ |
| submitEntryText() { |
| const text = this.$.entry.getText(); |
| if (!text.length) { return true; } |
| const wasSubmitted = this._addReviewer(text); |
| if (wasSubmitted) { this.$.entry.clear(); } |
| return wasSubmitted; |
| }, |
| |
| additions() { |
| return this.accounts.filter(account => { |
| return account._pendingAdd; |
| }).map(account => { |
| if (account._group) { |
| return {group: account}; |
| } else { |
| return {account}; |
| } |
| }); |
| }, |
| |
| _computeEntryHidden(maxCount, accountsRecord, readonly) { |
| return (maxCount && maxCount <= accountsRecord.base.length) || readonly; |
| }, |
| }); |
| })(); |
