const path = require('path');

module.exports = {
  tags: async (tln) => [],
  options: async (tln) => [],
  env: async (tln, env) => {
    env.GRADLE_HOME = env.TLN_COMPONENT_HOME;
    env.PATH = [path.join(env.TLN_COMPONENT_HOME, 'bin'), env.PATH].join(path.delimiter);
  },
  dotenvs: async (tln) => [],
  inherits: async (tln) => [],
  depends: async (tln) => [],
  steps: async (tln) => [
    { id: 'version', builder: async (tln, script) => {
      const id = script.env.TLN_COMPONENT_ID;
      const {name, version} = tln.unpackId(id);
      if (version) {
        script.set([`
echo [gradle] && gradle -version
        `]);
      }
    }},
    {
      id: 'install',
      builder: async (tln, script) => {
        const id = script.env.TLN_COMPONENT_ID;
        const home = script.env.TLN_COMPONENT_HOME;
        let {name, version} = tln.unpackId(id);
        if (version && tln.canInstallComponent(tln, id, home)) {
          // apply workarounds
          const vparts = version.split('.');
          if (vparts[2] === '0') {
            vparts.pop();
            version = vparts.join('.');
          }
          const param = {
              name: `gradle-${version}-bin.zip`,
              opts: { src: `gradle-${version}`, flt:`*`, dest:`.`, rmv: `gradle-${version}` },
              url: `https://services.gradle.org/distributions/gradle-${version}-bin.zip`
          };
          script.set(tln.getDownloadScript(tln, {
            linux: param,
            darwin: param,
            win32: param
          }));
        }
      }
    }

  ],
  components: async (tln) => require('./components.js')
}