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// Once upon a time we shall have a versioned property graph from which history
// will be one extractable aspect, much like a git for graphs. Now we just have
// a plain list of events for a specific user.
// Enums and chrome don't play along well. Object.freeze I guess? actually rhizi code cuases
// exceptions but that shouldn't break the console, as evidenced by the '__commandLineAPI is not defined'
// error below.
//
// Uncaught TypeError: Can't add property addednodes, object is not extensible rhizicore.js:4
// Uncaught TypeError: Can't add property text, object is not extensible textanalysis.js:3
// Uncaught TypeError: Can't add property key, object is not extensible buttons.js:5
// Uncaught ReferenceError: sentence is not defined robot.js:11
// Resource interpreted as Font but transferred with MIME type application/font-sfnt: "http://localhost:8000/external/Lato300.ttf". jquery.js:2
// > document
// ReferenceError: __commandLineAPI is not defined
//var ActionEnum = Enum();
define('history', ['jquery', 'FileSaver', 'consts', 'signal'],
function($, saveAs, consts, signal) {
function History(user) {
var that = this;
this.records = [];
this.user = user;
signal.slot(consts.APPLIED_GRAPH_DIFF, function(obj) {
return that.record_graph_diff(obj)
});
signal.slot(consts.KEYSTROKES, function(obj) {
return that.record_keystrokes(obj);
});
}
var ACTION_KEYSTROKES = 'ACTION_KEYSTROKES';
var ACTION_GRAPH_DIFF = 'ACTION_GRAPH_DIFF';
var KEYSTROKE_WHERE_TEXTANALYSIS = 'KEYSTROKE_WHERE_TEXTANALYSIS';
var KEYSTROKE_WHERE_DOCUMENT = 'KEYSTROKE_WHERE_DOCUMENT';
var KEYSTROKE_WHERE_EDIT_NODE = 'KEYSTROKE_WHERE_EDIT_NODE';
History.prototype.record = function(d)
{
if (d === undefined || d.action === undefined) {
throw "Invalid arguments";
}
d['user'] = this.user;
d['timestamp'] = new Date();
this.records.push(d);
};
History.prototype.save_to_file = function()
{
var json = JSON.stringify(this.records, function (k, v) { return v; }, 2);
saveAs(new Blob([json], {type: 'application/json'}), 'history.json');
};
History.prototype.clear_history = function()
{
this.records = [];
}
History.prototype.record_graph_diff = function(obj)
{
this.record({
action: ACTION_GRAPH_DIFF,
nodes: {add: obj.nodes && obj.nodes.add, remove: obj.nodes && obj.nodes.remove,
change: obj.nodes && obj.nodes.change},
links: {add: obj.links && obj.links.add, remove: obj.links && obj.links.remove,
change: obj.links && obj.links.change},
});
}
History.prototype.record_keystrokes = function(obj)
{
var where = obj.where,
keys = obj.keys;
if (where === undefined || keys === undefined || keys.length === undefined ||
keys.length <= 0) {
throw "Invalid arguments";
}
keys = keys.filter(function(k) { return k !== undefined; });
if (keys.length == 0) {
return;
}
this.record({action: ACTION_KEYSTROKES,
'keys': keys,
'where': where
});
}
return {
History:History,
KEYSTROKE_WHERE_TEXTANALYSIS:KEYSTROKE_WHERE_TEXTANALYSIS,
KEYSTROKE_WHERE_DOCUMENT:KEYSTROKE_WHERE_DOCUMENT,
KEYSTROKE_WHERE_EDIT_NODE:KEYSTROKE_WHERE_EDIT_NODE
};
}); // define
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