wunderline/wunderline-export.js

Wunderlist for your command line!

#!/usr/bin/env node

var app = require("commander");
var async = require("async");
var api = require("./lib/api");
var auth = require("./lib/auth");

app
  .description("Export all your data")
  .option("--pretty", "Pretty print output")
  .parse(process.argv);

function showProgress() {
  process.stderr.write(".");
}

function getUser(callback) {
  api("/user", function(err, res, body) {
    if (err) process.exit(1);

    showProgress();
    callback(null, { user: body });
  });
}

function getLists(callback) {
  api("/lists", function(err, res, body) {
    if (err) process.exit(1);

    showProgress();
    callback(null, { lists: body });
  });
}

function embedLists(data, callback) {
  var lists = [];
  async.each(
    data.lists,
    function(list, complete) {
      async.parallel(
        [
          function getTasks(cb) {
            api(
              { url: "/tasks", qs: { list_id: list.id, completed: false } },
              function(err, res, body) {
                showProgress();
                cb(err, body);
              }
            );
          },
          function getCompletedTasks(cb) {
            api(
              { url: "/tasks", qs: { list_id: list.id, completed: true } },
              function(err, res, body) {
                showProgress();
                cb(err, body);
              }
            );
          },
          function getSubtasks(cb) {
            api({ url: "/subtasks", qs: { list_id: list.id } }, function(
              err,
              res,
              body
            ) {
              showProgress();
              cb(err, body);
            });
          },
          function getNotes(cb) {
            api({ url: "/notes", qs: { list_id: list.id } }, function(
              err,
              res,
              body
            ) {
              if (err) process.exit(1);

              showProgress();
              cb(err, body);
            });
          },
          function getFiles(cb) {
            api({ url: "/files", qs: { list_id: list.id } }, function(
              err,
              res,
              body
            ) {
              showProgress();
              cb(err, body);
            });
          }
        ],
        function(err, results) {
          if (err) process.exit(1);

          var tasks = [].concat(results[0]).concat(results[1]);
          var subtasks = results[2];
          var notes = results[3];
          var files = results[4];

          tasks.forEach(function(task, index) {
            tasks[index].subtasks = [];
            tasks[index].notes = [];
            tasks[index].files = [];
          });

          subtasks.forEach(function(subtask) {
            tasks.forEach(function(task, index) {
              if (task.id === subtask.task_id) {
                tasks[index].subtasks.push(subtask);
              }
            });
          });

          notes.forEach(function(note) {
            tasks.forEach(function(task, index) {
              if (task.id === note.task_id) {
                tasks[index].notes.push(note);
              }
            });
          });
          files.forEach(function(file) {
            tasks.forEach(function(task, index) {
              if (task.id === file.task_id) {
                tasks[index].files.push(file);
              }
            });
          });
          list.tasks = tasks;
          lists.push(list);
          complete();
        }
      );
    },
    function(err) {
      if (err) process.exit(1);

      data.lists = lists;
      callback(err, data);
    }
  );
}

function getEmbeddedLists(callback) {
  async.waterfall([getLists, embedLists], function(err, data) {
    if (err) process.exit(1);

    callback(err, data);
  });
}

function main() {
  async.parallel([getUser, getEmbeddedLists], function(err, results) {
    if (err) process.exit(1);

    var data = {
      exported_at: new Date(),
      data: {
        user: results[0].user,
        lists: results[1].lists
      }
    };

    var output;

    if (app.pretty) {
      output = JSON.stringify(data, null, 2);
    } else {
      output = JSON.stringify(data);
    }

    process.stdout.write(output);
  });
}

auth(main);