Build push action v2

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

src/context-helper.ts

@@ -0,0 +1,58 @@
+import * as core from '@actions/core';
+
+export interface Inputs {
+  context: string;
+  file: string;
+  buildArgs: string[];
+  labels: string[];
+  tags: string[];
+  pull: boolean;
+  target: string;
+  noCache: boolean;
+  builder: string;
+  platforms: string;
+  load: boolean;
+  push: boolean;
+  outputs: string[];
+  cacheFrom: string[];
+  cacheTo: string[];
+}
+
+export async function loadInputs(): Promise<Inputs> {
+  return {
+    context: core.getInput('context') || '.',
+    file: core.getInput('file') || './Dockerfile',
+    buildArgs: await getInputList('build-args'),
+    labels: await getInputList('labels'),
+    tags: await getInputList('tags'),
+    pull: /true/i.test(core.getInput('pull')),
+    target: core.getInput('target'),
+    noCache: /true/i.test(core.getInput('no-cache')),
+    builder: core.getInput('builder'),
+    platforms: core.getInput('platforms'),
+    load: /true/i.test(core.getInput('load')),
+    push: /true/i.test(core.getInput('push')),
+    outputs: await getInputList('outputs'),
+    cacheFrom: await getInputList('cache-from'),
+    cacheTo: await getInputList('cache-to')
+  };
+}
+
+export async function mustBuildx(inputs: Inputs): Promise<boolean> {
+  return (
+    inputs.builder.length > 0 ||
+    inputs.platforms.length > 0 ||
+    inputs.push ||
+    inputs.outputs.length > 0 ||
+    inputs.cacheFrom.length > 0 ||
+    inputs.cacheTo.length > 0
+  );
+}
+
+async function getInputList(name: string): Promise<string[]> {
+  const items = core.getInput(name);
+  if (items == '') {
+    return [];
+  }
+  return items.split(/\r?\n/).reduce<string[]>((acc, line) => acc.concat(line.split(',')).map(pat => pat.trim()), []);
+}