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"use strict"
define(['autocomplete', 'rz_core', 'textanalysis', 'signal', 'consts'],
function(autocomplete, rz_core, textanalysis, signal, consts) {
var text = ""; // Last text of sentence
var element_name = '#textanalyser';
var element = $(element_name);
var suggestionChange;
function analyzeSentence(sentence, finalize)
{
var ret = textanalysis.textAnalyser(sentence, finalize);
switch (ret.state) {
case textanalysis.ANALYSIS_NODE_START:
$('.typeselection').css({top:window.innerHeight/2-115,left:window.innerWidth/2-325});
$('.typeselection').html('<table><tr><td style="height:28px"></td></tr><tr><td>Use [TAB] key to pick a type</td></tr></table>');
break;
case textanalysis.ANALYSIS_LINK:
$('.typeselection').css('top', -300);
$('.typeselection').css('left', 0);
break;
}
var backend_commit = false;
ret.applyToGraph(rz_core.graph, backend_commit);
if (finalize || sentence.length == 0) {
$('.typeselection').css('top', -300);
$('.typeselection').css('left', 0);
$('span.ui-helper-hidden-accessible').hide();
} else {
$('span.ui-helper-hidden-accessible').show();
}
}
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').html('<table><tr><td style="height:28px"></td></tr><tr><td>' + "Chosen Type: " + nodetype + '</td></tr></table>');
rz_core.graph.findCoordinates(id, null);
} else {
rz_core.graph.editType(id, null, nodetype);
$('.typeselection').html('<table><tr><td style="height:28px"></td></tr><tr><td>' + "Chosen Type: " + nodetype + '</td></tr></table>');
rz_core.graph.findCoordinates(id, null);
}
rz_core.graph.update(true);
}
return {
analyzeSentence: analyzeSentence,
main:function () {
if (element.length != 1) {
return;
}
element.autocompleteTrigger({
triggerStart: '#',
triggerEnd: '',
source: textanalysis.autocompleteCallback,
open: function() {
$('.ui-autocomplete').css('width', '10px');
},
});
$(document).keydown(function(e) {
signal.signal(consts.KEYSTROKES, [{where: consts.KEYSTROKE_WHERE_DOCUMENT, keys: [e.keyCode]}]);
if (e.keyCode == 9) {//TAB
e.preventDefault();
changeType(e.shiftKey ? "up" : "down", textanalysis.lastnode());
return false;
}
if (e.keyCode == 37) {//UP
$('html, body').scrollLeft(0);
}
if (e.keyCode == 39) {//DOWN
$('html, body').scrollLeft(0);
}
if (e.keyCode == 38) {//UP
suggestionChange = true;
}
if (e.keyCode == 40) {//DOWN
suggestionChange = true;
}
if (e.keyCode == 9) {//TAB
return false;
}
});
element.keypress(function(e) {
signal.signal(consts.KEYSTROKES, [{where: consts.KEYSTROKE_WHERE_TEXTANALYSIS, keys:[e.which]}]);
if (e.which == 13) {
if(!suggestionChange) {
text = element.val();
element.val("");
analyzeSentence(text, true);
} else {
suggestionChange = false;
}
return false;
}
if (e.which == 37) {//RIGHT
$('body').scrollLeft(0);
e.stopPropagation();
return false;
}
if (e.which == 39) { //LEFT
$('body').scrollLeft(0);
e.stopPropagation();
return false;
}
});
if ('oninput' in document.documentElement) {
element.on('input', function(e) {
text = element.val();
analyzeSentence(text, false);
});
} 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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