method.dart

import 'package:scp_meta/copy.dart';
import 'package:scp_meta/options.dart';
import 'package:scp_meta/storage.dart';

class Method {
  final Storage src;
  final Storage dst;
  final Copy method;
  final Options opt;

  /// konstruktor
  Method(this.src, this.dst, this.method, this.opt);

  String selectCommand(bool cond, String command, String last) {
    if (cond == true) {
      print('+ $command'); // DEBUG
      return (last.isEmpty) ? command : last;
    }
    else {
      print('- $command'); // DEBUG
      return last;
    }
  }

  String getCommand() {
    String best = '';
    print("SRC: ${src.getFqdn()} -> DST: ${dst.getFqdn()}");
    best = selectCommand(
        src.getFqdn() == dst.getFqdn() && src.isScpRemote(),
        "ssh ${src.getAsSsh()} 'cp ${opt.getAsCp()} ${src.getScpPath()} ${dst.getScpPath()}'",
        best);

    best = selectCommand(
        src.isScpDirect() && dst.isScpRemote(),
        "scp ${opt.getAsScp(remove:['3'])} ${src.getAsScp()} ${dst.getAsScp()}",
        best);

    best = selectCommand(
        src.isScpRemote() && dst.isScpDirect() && !opt.isDefinedPort(),
        "ssh ${dst.getAsSsh()} 'scp ${opt.getAsScp(remove:['3'])} ${src.getAsScp()} ${dst.getAsCp()}'",
        best);

    best = selectCommand(
        src.isScpRemote() && dst.isScpRemote(),
        "scp -3 ${opt.getAsScp(remove:['3'])} ${src.getAsScp()} ${dst.getAsScp()}",
        best);

    best = selectCommand(
        src.isCopy() && dst.isScpRemote(),
        "scp ${opt.getAsCp()} ${src.getAsCp()} ${dst.getAsScp()}",
        best);

    best = selectCommand(
        src.isScpRemote() && dst.isCopy(),
        "scp ${opt.getAsScp()} ${src.getAsCp()} ${dst.getAsScp()}",
        best);

    best = selectCommand(
        src.isScpRemote() && dst.isCopy(),
        "scp ${opt.getAsScp()} ${src.getAsScp()} ${dst.getAsCp()}",
        best);

    best = selectCommand(
        true,
        "scp ${opt.getAsScp()} ${src.getAsOrigin()} ${dst.getAsOrigin()}",
        best);
    return best;
  }