fluorine-lib/lib/util/logger.js

Reactive state and side effect management for React using a single stream of actions

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.logStore = undefined;

var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

exports.parseOpts = parseOpts;
exports.logAgendas = logAgendas;

var _scan = require('rxjs/operator/scan');

var scan = _scan.scan;

var _do2 = require('rxjs/operator/do');

var _do = _do2._do;

var _last = require('rxjs/operator/last');

var last = _last.last;


function strTime(date) {
  return date.toLocaleTimeString('en-GB') + '.' + date.getMilliseconds();
}

function parseOpts(logging) {
  var opts = {
    agendas: false,
    stores: false
  };

  if ((typeof logging === 'undefined' ? 'undefined' : _typeof(logging)) === 'object') {
    opts.agendas = logging.agendas;
    opts.stores = logging.stores;
  } else if (logging) {
    opts.agendas = true;
    opts.stores = true;
  }

  return opts;
}

var agendaGroupHead = function agendaGroupHead(agenda, timestamp) {
  return function () {
    var prepend = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : '';

    var timestampEnd = new Date();
    var title = 'Agenda ' + agenda.constructor.name + ' @ ' + strTime(timestamp) + ' (in ' + (timestampEnd - timestamp) + 'ms)';

    if (console.groupCollapsed) {
      console.groupCollapsed('%c ' + (prepend + title), 'color: #111111;');
    }

    console.log('%c agenda', 'color: #9e9e9e; font-weight: bold;', agenda);
  };
};

function logAgendas(dispatcher) {
  dispatcher.subscribe(function (agenda) {
    var _context;

    var logStart = agendaGroupHead(agenda, new Date());
    var errBucket = void 0;

    (_context = (_context = scan.call(agenda, function (bucket, action) {
      return bucket.concat([action]);
    }, []), _do).call(_context, function (bucket) {
      errBucket = bucket;
    }), last).call(_context).subscribe(function (actions) {
      logStart();

      actions.forEach(function (action) {
        console.log('%c action', 'color: #03a9f4; font-weight: bold;', action);
      });

      if (console.groupEnd && console.groupCollapsed) {
        console.groupEnd();
      }
    }, function (error) {
      logStart('Error ');

      console.log('%c error', 'color: #f20404; font-weight: bold;', error);
      console.log('%c dispatched actions', 'color: #03a9f4; font-weight: bold;', errBucket);

      if (console.groupEnd && console.groupCollapsed) {
        console.groupEnd();
      }
    });
  });
}

var logStore = exports.logStore = function logStore(name, agenda) {
  return {
    change: function change(action, state) {
      var timestamp = new Date();
      var title = 'Store ' + name + ' @ ' + strTime(timestamp);

      if (console.groupCollapsed) {
        console.groupCollapsed('%c ' + title, 'color: #111111;');
      }
      console.log('%c agenda', 'color: #9e9e9e; font-weight: bold;', agenda);
      console.log('%c action', 'color: #03a9f4; font-weight: bold;', action);
      console.log('%c change', 'color: #4caf50; font-weight: bold;', state);

      if (console.groupCollapsed && console.groupEnd) {
        console.groupEnd();
      }
    },
    revert: function revert(states, error, bucket) {
      var timestamp = new Date();
      var title = 'Revert ' + name + ' @ ' + strTime(timestamp);

      var prevState = states[0],
          state = states[1];


      if (console.groupCollapsed) {
        console.groupCollapsed('%c ' + title, 'color: #f20404;');
      }

      console.log('%c agenda', 'color: #9e9e9e; font-weight: bold;', agenda);
      console.log('%c previous', 'color: #4caf50; font-weight: bold;', prevState);
      console.log('%c state', 'color: #4caf50; font-weight: bold;', state);

      console.log('%c error', 'color: #f20404; font-weight: bold;', error);
      console.log('%c bucket', 'color: #03a9f4; font-weight: bold;', bucket);

      if (console.groupCollapsed && console.groupEnd) {
        console.groupEnd();
      }
    }
  };
};