106 lines
2.5 KiB
JavaScript
106 lines
2.5 KiB
JavaScript
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import { linkify } from "./linkify/linkify.js";
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export function parsePlainBody(body) {
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const parts = [];
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const lines = body.split("\n");
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// create callback outside of loop
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const linkifyCallback = (text, isLink) => {
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if (isLink) {
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parts.push(new LinkPart(text, text));
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} else {
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parts.push(new TextPart(text));
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}
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};
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for (let i = 0; i < lines.length; i += 1) {
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const line = lines[i];
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if (line.length) {
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linkify(lines[i], linkifyCallback);
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}
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const isLastLine = i >= (lines.length - 1);
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if (!isLastLine) {
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parts.push(new NewLinePart());
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}
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}
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return new MessageBody(body, parts);
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}
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export function stringAsBody(body) {
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return new MessageBody(body, [new TextPart(body)]);
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}
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class NewLinePart {
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get type() { return "newline"; }
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}
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class LinkPart {
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constructor(url, text) {
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this.url = url;
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this.text = text;
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}
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get type() { return "link"; }
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}
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class TextPart {
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constructor(text) {
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this.text = text;
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}
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get type() { return "text"; }
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}
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class MessageBody {
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constructor(sourceString, parts) {
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this._sourceString = sourceString;
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this._parts = parts;
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}
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get sourceString() {
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return this._sourceString;
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}
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get parts() {
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return this._parts;
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}
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}
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export function tests() {
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function test(assert, input, output) {
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assert.deepEqual(parsePlainBody(input), new MessageBody(input, output));
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}
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return {
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// Tests for text
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"Text only": assert => {
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const input = "This is a sentence";
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const output = [new TextPart(input)];
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test(assert, input, output);
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},
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"Text with newline": assert => {
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const input = "This is a sentence.\nThis is another sentence.";
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const output = [
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new TextPart("This is a sentence."),
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new NewLinePart(),
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new TextPart("This is another sentence.")
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];
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test(assert, input, output);
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},
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"Text with newline & trailing newline": assert => {
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const input = "This is a sentence.\nThis is another sentence.\n";
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const output = [
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new TextPart("This is a sentence."),
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new NewLinePart(),
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new TextPart("This is another sentence."),
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new NewLinePart()
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];
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test(assert, input, output);
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}
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};
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}
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