var redis = require("redis"),
  client = redis.createClient();

var Sequelize = require('sequelize');
var sequelize = new Sequelize('database', null, null, {
  dialect: 'sqlite',
  pool: {
    max: 5,
    min: 0,
    idle: 10000
  },
  storage: 'database.sqlite'
});

var Note = sequelize.define('Note', {
  id: { type: Sequelize.STRING(6), unique: true, primaryKey: true },
  deprecatedId: Sequelize.TEXT,
  text: Sequelize.TEXT,
  published: { type: Sequelize.DATE, defaultValue: Sequelize.NOW },
  edited: { type: Sequelize.DATE, allowNull: true, defaultValue: null },
  password: Sequelize.STRING(16),
  views: Sequelize.INTEGER,
});

sequelize.sync().then(function() {
  client.hgetall("note", function(err, notes) {
    console.log("notes retrieved:", Object.keys(notes).length);
    client.hgetall("published", function(err, published) {
      console.log("published retrieved:", Object.keys(published).length);
      client.hgetall("password", function(err, password) {
        console.log("password retrieved:", Object.keys(password).length);
        client.hgetall("views", function(err, views) {
          console.log("views retrieved:", Object.keys(views).length);
          client.hgetall("edited", function(err, edited) {
            console.log("edited retrieved:", Object.keys(edited).length);
            Object.keys(notes).forEach(function(id) {
              client.smembers(id + ":urls", function(err, links) {

                var createLink = LinkId => {
                  Note.create({
                    id: LinkId,
                    deprecatedId: id,
                    text: notes[id],
                    published: published[id] && new Date(published[id] * 1000) || new Date(),
                    password: password[id] && password[id].length == 32 && password[id],
                    edited: !isNaN(edited[id]) && edited[id] && new Date(edited[id] * 1000) || null,
                    views: views[id],
                  })
                };

                if (links.length == 0) {
                  var tmp = id.split("/");
                  var paramString = '{:day "' + tmp[2] +
                    '", :month "' + tmp[1] + '", :title "' + tmp[3] + '", :year "' + tmp[0] + '"}';
                  client.hget("short-url", paramString, function(err, result) {
                    if (!result) throw ("oops:" + paramString + ":" + id);
                    createLink(result);
                  });
                } else createLink(links[links.length - 1]);

              })
            });
          });
        });
      });
    });
  });
})