61 lines
1.9 KiB
JavaScript
61 lines
1.9 KiB
JavaScript
/*
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Copyright 2020 Bruno Windels <bruno@windels.cloud>
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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import {BaseMessageTile} from "./BaseMessageTile.js";
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import {stringAsBody} from "../MessageBody.js";
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import {createEnum} from "../../../../../utils/enum";
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export const BodyFormat = createEnum("Plain", "Html");
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export class BaseTextTile extends BaseMessageTile {
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constructor(entry, options) {
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super(entry, options);
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this._messageBody = null;
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this._format = null
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}
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get shape() {
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return "message";
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}
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_parseBody(body) {
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return stringAsBody(body);
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}
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_getBodyFormat() {
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return BodyFormat.Plain;
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}
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get body() {
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const body = this._getBody();
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const format = this._getBodyFormat();
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// body is a string, so we can check for difference by just
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// doing an equality check
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// Even if the body hasn't changed, but the format has, we need
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// to re-fill our cache.
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if (!this._messageBody || this._messageBody.sourceString !== body || this._format !== format) {
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// body with markup is an array of parts,
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// so we should not recreate it for the same body string,
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// or else the equality check in the binding will always fail.
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// So cache it here.
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this._messageBody = this._parseBody(body, format);
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this._format = format;
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}
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return this._messageBody;
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}
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}
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