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"use strict"
define(['jquery', 'Bacon', 'consts', 'rz_bus', 'rz_core', 'textanalysis', 'view/completer'],
function($, Bacon, consts, rz_bus, rz_core, textanalysis, completer) {
var text = "", // Last text of sentence
element_name = '#textanalyser',
element = $(element_name),
element_raw = element[0],
plus_button = $('.add-button'),
description = consts.description;
var typeselection = function TypeSelectionDialog() {
var e = $('.typeselection'),
e_intro = e.find('#intro'),
e_label = e.find('#chosentypelabel'),
e_name = e.find('#chosentypename'),
e_desc = e.find('#chosentypedesc'),
typeselection = {};
typeselection.analysisNodeStart = function() {
typeselection.show();
}
typeselection.show = function() {
e.css({
top: window.innerHeight / 2 - 115,
left: window.innerWidth / 2 - 325
});
e_label.hide();
e_desc.hide();
e_intro.show();
e.show();
}
typeselection.hide = function() {
e.hide();
}
typeselection.showChosenType = function(nodetype) {
var desc = description[nodetype];
e_intro.hide();
e_label.show();
e_name.html(nodetype);
if (desc) {
e_desc.html(description[nodetype]);
e_desc.show();
} else {
e_desc.hide();
}
}
return typeselection;
}();
var analysisCompleter = completer(element, $('#input-suggestion'), {hideOnTab: false});
function analyzeSentence(sentence, finalize)
{
var ret = textanalysis.textAnalyser(sentence, finalize);
switch (ret.state) {
case textanalysis.ANALYSIS_NODE_START:
typeselection.analysisNodeStart();
break;
case textanalysis.ANALYSIS_LINK:
typeselection.hide();
break;
}
var backend_commit = false;
ret.applyToGraph(rz_core.graph, backend_commit);
if (finalize || sentence.length == 0) {
typeselection.hide();
}
}
function textSelect(inp, s, e) {
e = e || s;
if (inp.createTextRange) {
var r = inp.createTextRange();
r.collapse(true);
r.moveEnd('character', e);
r.moveStart('character', s);
r.select();
}else if(inp.setSelectionRange) {
inp.focus();
inp.setSelectionRange(s, e);
}
}
function changeType(arg) {
var lastnode = textanalysis.lastnode(),
nodetype,
id;
if(!lastnode) {
id = "new node";
} else {
id = lastnode.id;
}
nodetype = (arg === 'up'? textanalysis.selected_type_next() : textanalysis.selected_type_prev());
if (arg === 'up') {
rz_core.graph.editType(id, null, nodetype);
typeselection.showChosenType(nodetype);
rz_core.graph.findCoordinates(id);
} else {
rz_core.graph.editType(id, null, nodetype);
typeselection.showChosenType(nodetype);
rz_core.graph.findCoordinates(id);
}
rz_core.update_view__graph(true);
}
return {
analyzeSentence: analyzeSentence,
main:function () {
if (element.length != 1) {
return;
}
analysisCompleter.options.plug(textanalysis.suggestions_options);
var document_keydown = new Bacon.Bus();
rz_bus.ui_key.plug(document_keydown);
element.keydown(function(e) {
var ret = undefined;
switch (e.keyCode) {
case 13:
if (!analysisCompleter.handleEnter()) {
submitNewSentence();
} else {
analyzeSentence(element.val(), false);
}
ret = false;
break;
case 9: //TAB
if (textanalysis.lastnode()) {
e.preventDefault();
changeType(e.shiftKey ? "up" : "down", textanalysis.lastnode());
ret = false;
}
break;
}
document_keydown.push({where: consts.KEYSTROKE_WHERE_TEXTANALYSIS, keys: [e.keyCode]});
return ret;
});
element.bind('input selectionchange click', function() {
analysisCompleter.oninput(element_raw.value, element_raw.selectionStart);
});
function submitNewSentence() {
text = element.val();
element.val("");
analyzeSentence(text, true);
text = "";
}
// Click is required to prevent the default action - this is a form so that's a post,
// and away we go.
// The mousedown is required because CSS3 transitions eat some events sometimes. This is
// the closest I've come to an explanation:
// http://stackoverflow.com/questions/15786891/browser-sometimes-ignores-a-jquery-click-event-during-a-css3-transform
plus_button.bind("click mousedown", function(e) {
console.dir(e);
submitNewSentence();
e.preventDefault();
});
var input = new Bacon.Bus();
rz_bus.ui_input.plug(input);
if ('oninput' in document.documentElement) {
element.on('input', function(e) {
text = element.val();
analyzeSentence(text, false);
input.push({where: consts.INPUT_WHERE_TEXTANALYSIS, input: text});
});
} else {
console.log('textanalysis.ui: fallback to polling');
window.setInterval(function() {
if (element.val() != text) {
if (text.length * 8 > 500) {
element.css('width', text.length * 8 + 20);
}
// text changed
text = element.val();
analyzeSentence(text, false);
suggestionChange = false;
}
}, 50);
}
}
};
}); // define
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