'use strict';

module.exports = function(tasks) {
  var map = {};
  var arr = [];
  Object.keys(tasks).forEach(function(taskname) {
    var task = {
      label: taskname,
      type: 'task',
      nodes: [],
    };
    map[taskname] = task;
    arr.push(task);
  });
  Object.keys(tasks).forEach(function(taskname) {
    var task = map[taskname];
    tasks[taskname].dep.forEach(function(childname) {
      var child = map[childname] || {
        label: childname,
        type: 'task',
        nodes: [],
      };
      task.nodes.push(child);
    });
  });
  return { label: 'Tasks', nodes: arr };
};