index.js

const core = require("@actions/core");
const { getAuthToken } = require("./aws");
const { dockerLogin, dockerBuild, dockerPush, dockerTag } = require("./docker");
// most @actions toolkit packages have async methods
async function run() {
  try {
    const inputImageName = core.getInput("image-name");
    const inputImageTag = core.getInput("image-tag");
    const inputDockerfilePath = core.getInput("dockerfile-path", {
      required: false,
    });
    const inputContextPath = core.getInput("context-path", { required: false });
    const inputPush = core.getBooleanInput("push", { required: false });
    const inputRegion = core.getInput("ecr-region", { required: false });
    const inputLatest = core.getBooleanInput("latest", { required: false });
    const args = core.getInput("args", { required: false });
    let argsArray = [];

    if (args) {
      argsArray = args.split(",");
    }

    if (inputPush) {
      const { username, password, registryUri } = await getAuthToken(
        inputRegion
      );
      await dockerLogin(username, password, registryUri, false);

      // Build with registry name in front
      const imageName = `${registryUri}/${inputImageName}`;
      const imageFullname = `${imageName}:${inputImageTag}`;
      await dockerBuild(
        imageFullname,
        inputDockerfilePath,
        inputContextPath,
        argsArray
      );

      await dockerPush(imageName, inputImageTag);

      if (inputLatest) {
        await dockerTag(imageName, inputImageTag, "latest");
        await dockerPush(imageName, "latest");
      }

      core.setOutput("registry", registryUri);
      core.setOutput("image-name", imageName);
      core.setOutput("image-tag", inputImageTag);
      core.setOutput("image-fullname", imageFullname);
    } else {
      // Build without registry name in front
      const imageName = `${inputImageName}`;
      const imageFullname = `${imageName}:${inputImageTag}`;
      await dockerBuild(
        imageFullname,
        inputDockerfilePath,
        inputContextPath,
        argsArray
      );

      core.setOutput("image-name", imageName);
      core.setOutput("image-tag", inputImageTag);
      core.setOutput("image-fullname", imageFullname);
    }
  } catch (error) {
    core.setFailed(error.message);
  }
}

run();