const path = require('path');

module.exports = {
  tags: async (tln) => [],
  options: async (tln) => [],
  env: async (tln, env) => {
    env.TERRAGRUNT_HOME = env.TLN_COMPONENT_HOME;
    env.PATH = [env.TLN_COMPONENT_HOME, env.PATH].join(path.delimiter);
  },
  dotenvs: async (tln) => [],
  inherits: async (tln) => [],
  depends: async (tln) => [],
  steps: async (tln) => [
    {
      id: 'install',
      filter: '',
      builder: async (tln, script) => {
        const id = script.env.TLN_COMPONENT_ID;
        const home = script.env.TLN_COMPONENT_HOME;
        const {name, version} = tln.unpackId(id);
        if (version && tln.canInstallComponent(tln, id, home)) {
          script.set(tln.selectScript(tln,
            {
              linux: [`
wget https://github.com/gruntwork-io/terragrunt/releases/download/v${version}/terragrunt_linux_amd64
mv terragrunt_linux_amd64 terragrunt
chmod +x ./terragrunt
`             ],
              darwin: [`
wget https://github.com/gruntwork-io/terragrunt/releases/download/v${version}/terragrunt_darwin_amd64
mv terragrunt_darwin_amd64 terragrunt
chmod +x ./terragrunt
`             ],
              win32: [`
rem https://github.com/gruntwork-io/terragrunt/releases/download/v${version}/terragrunt_windows_amd64.exe
`             ]
            }
          ));
        }
      }
    }
  ],
  components: async (tln) => require('./components.js')
}