metadata-action/src/image.ts

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import {parse} from 'csv-parse/sync';
import * as core from '@actions/core';
export interface Image {
name: string;
enable: boolean;
}
export function Transform(inputs: string[]): Image[] {
let images: Image[] = [];
// backward compatibility with old format
if (inputs.length == 1) {
let newformat = false;
const fields = parse(inputs[0], {
relaxColumnCount: true,
skipEmptyLines: true
})[0];
for (const field of fields) {
const parts = field
.toString()
.split('=')
.map(item => item.trim());
if (parts.length == 1) {
images.push({name: parts[0], enable: true});
} else {
newformat = true;
break;
}
}
if (!newformat) {
return output(images);
}
}
images = [];
for (const input of inputs) {
const image: Image = {name: '', enable: true};
const fields = parse(input, {
relaxColumnCount: true,
skipEmptyLines: true
})[0];
for (const field of fields) {
const parts = field
.toString()
.split('=')
.map(item => item.trim());
if (parts.length == 1) {
image.name = parts[0];
} else {
const key = parts[0].toLowerCase();
const value = parts[1];
switch (key) {
case 'name': {
image.name = value;
break;
}
case 'enable': {
if (!['true', 'false'].includes(value)) {
throw new Error(`Invalid enable attribute value: ${input}`);
}
image.enable = /true/i.test(value);
break;
}
default: {
throw new Error(`Unknown image attribute: ${input}`);
}
}
}
}
if (image.name.length == 0) {
throw new Error(`Image name attribute empty: ${input}`);
}
images.push(image);
}
return output(images);
}
function output(images: Image[]): Image[] {
core.startGroup(`Processing images input`);
for (const image of images) {
core.info(`name=${image.name},enable=${image.enable}`);
}
core.endGroup();
return images;
}