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add new functions to chat

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add search among chat.
add textarea tag, support multi-line text messages.
add a bottom jump button
This commit is contained in:
NeverExist 2017-07-08 00:20:09 +09:00 committed by GitHub
parent 75c8b71ac9
commit 36a20534c2
1 changed files with 149 additions and 15 deletions
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144
libresapi/src/webui-src/app/chat.js
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@ -87,8 +87,87 @@ function getLobbyDetails(lobbyid){
return null;
}
function find_next(searchValue){
var els = document.getElementsByClassName("chat msg text");
var middle = document.getElementsByClassName("chat middle")[0];
var find_hidden = document.getElementById("LastWordPos");
var start_index = Number(find_hidden.innerText);
if(!Number.isInteger(start_index)){
console.log(start_index + " is Not Integer");
start_index = 0;
}
if(start_index > els.length)
start_index = 0;
console.log(start_index);
for (var i = start_index; i < els.length; i++) {
var start = els[i].innerHTML.indexOf(searchValue);
if ( start > -1) {
//match has been made
middle.scrollTop = els[i].parentElement.offsetTop - middle.clientHeight/2;
var end = searchValue.length + start;
setSelectionRange(els[i], start, end);
find_hidden.innerText = i + 1;
break;
}
}
}
function setSelectionRange(el, start, end) {
if (document.createRange && window.getSelection) {
var range = document.createRange();
range.selectNodeContents(el);
var textNodes = getTextNodesIn(el);
var foundStart = false;
var charCount = 0, endCharCount;
for (var i = 0, textNode; textNode = textNodes[i++]; ) {
endCharCount = charCount + textNode.length;
if (!foundStart && start >= charCount && (start < endCharCount || (start == endCharCount && i <= textNodes.length))) {
range.setStart(textNode, start - charCount);
foundStart = true;
}
if (foundStart && end <= endCharCount) {
range.setEnd(textNode, end - charCount);
break;
}
charCount = endCharCount;
}
var sel = window.getSelection();
sel.removeAllRanges();
sel.addRange(range);
} else if (document.selection && document.body.createTextRange) {
var textRange = document.body.createTextRange();
textRange.moveToElementText(el);
textRange.collapse(true);
textRange.moveEnd("character", end);
textRange.moveStart("character", start);
textRange.select();
}
}
function getTextNodesIn(node) {
var textNodes = [];
if (node.nodeType == 3) {
textNodes.push(node);
} else {
var children = node.childNodes;
for (var i = 0, len = children.length; i < len; ++i) {
textNodes.push.apply(textNodes, getTextNodesIn(children[i]));
}
}
return textNodes;
}
function sendmsg(msgid){
var txtmsg = document.getElementById("txtNewMsg");
var remove_whitespace = txtmsg.value.replace(/(\r\n|\n|\r|\s)+/g,'');
if( remove_whitespace == '')
return;
rs.request("chat/send_message", {
chat_id: msgid,
msg: txtmsg.value
@ -131,7 +210,7 @@ function lobby(lobbyid){
});
var intro = [
m("h2",lobdt.name),
//m("h2",lobdt.name),
m("p",lobdt.topic ? lobdt.topic: lobdt.location),
m("hr")
]
@ -154,22 +233,61 @@ function lobby(lobbyid){
}),
];
} else {
var el = document.getElementById("CharLobbyName");
el.innerText = lobdt.name;
msg = m(".chat.bottom",[
m("div","enter new message:"),
m("input",{
m("div","enter new message, Ctrl+Enter to submit:"),
m("textarea",{
id:"txtNewMsg",
onkeydown: function(event){
if (event.keyCode == 13){
if (event.ctrlKey && event.keyCode == 13){
sendmsg(lobbyid);
}
}
}),
m("div.btn2", {
m("table.noBorderTable", [
m("tr",[
m("td.noBorderTD",[
m("div.btnSmall", {
style: {textAlign:"center"},
onclick: function(){
var els = document.getElementsByClassName("chat middle");
var el = els[0];
el.scrollTop = el.scrollHeight - el.clientHeight;
}
},"bottom")
]),
m("td.noBorderTD",[
m("div.btnSmall", {
style: {textAlign:"center"},
onclick: function(){
sendmsg(lobbyid);
}
},"submit")
]),
m("td.noBorderTD",[
m("input",{
id:"txtMsgKeyword"
})
]),
m("td.noBorderTD", [
m("div.btnSmall", {
style: {textAlign:"center"},
onclick: function(){
var key = document.getElementById("txtMsgKeyword");
var txtkeyword = key.value;
find_next(txtkeyword);
}
},"Find")
])
])
]),
m("div.hidden", {
id: "LastWordPos"
},""
),
]);
}
if (lobdt.subscribed != undefined
@ -256,12 +374,28 @@ module.exports = {
},[
m(".chat.container", [
m(".chat.header", [
m("table.noBorderTable",[
m("tr",[
m("td.noBorderTD",[
m(
"h2",
{style:{margin:"0px"}},
"chat"
)
]),
m("td.noBorderTD",[
m(
"h2",
{
style:{margin:"0px"},
id:"CharLobbyName"
},
"Lobby Name"
)
])
])
])
]),
m(".chat.left", [
m("div.chat.header[style=position:relative]","lobbies:"),
m("br"),