AFB = function(base, initialtoken){
-var urlws = "ws://"+window.location.host+"/"+base;
-var urlhttp = "http://"+window.location.host+"/"+base;
+if (typeof base != "object")
+ base = { base: base, token: initialtoken };
+
+var initial = {
+ base: base.base || "api",
+ token: base.token || "hello",
+ host: base.host || window.location.host,
+ url: base.url || undefined
+};
+
+var urlws = initial.url || "ws://"+initial.host+"/"+initial.base;
/*********************************************/
/**** ****/
var AFB_context;
{
var UUID = undefined;
- var TOKEN = initialtoken;
+ var TOKEN = initial.token;
- AFB_context = function(token, uuid) {
+ var context = function(token, uuid) {
this.token = token;
this.uuid = uuid;
}
- AFB_context.prototype = {
+ context.prototype = {
get token() {return TOKEN;},
set token(tok) {if(tok) TOKEN=tok;},
get uuid() {return UUID;},
set uuid(id) {if(id) UUID=id;}
};
+
+ AFB_context = new context();
}
/*********************************************/
/**** ****/
var CALL = 2;
var RETOK = 3;
var RETERR = 4;
+ var EVENT = 5;
var PROTO1 = "x-afb-ws-json1";
- AFB_websocket = function(onopen, onabort, ctx) {
- this.ws = new WebSocket(urlws, [ PROTO1 ]);
+ AFB_websocket = function(onopen, onabort) {
+ var u = urlws;
+ if (AFB_context.token) {
+ u = u + '?x-afb-token=' + AFB_context.token;
+ if (AFB_context.uuid)
+ u = u + '&x-afb-uuid=' + AFB_context.uuid;
+ }
+ this.ws = new WebSocket(u, [ PROTO1 ]);
+ this.url = u;
this.pendings = {};
+ this.awaitens = {};
this.counter = 0;
- this.ctx = ctx || new AFB_context();
this.ws.onopen = onopen.bind(this);
this.ws.onerror = onerror.bind(this);
this.ws.onclose = onclose.bind(this);
this.onclose && this.onclose();
}
+ function fire(awaitens, name, data) {
+ var a = awaitens[name];
+ if (a)
+ a.forEach(function(handler){handler(data);});
+ var i = name.indexOf("/");
+ if (i >= 0) {
+ a = awaitens[name.substring(0,i)];
+ if (a)
+ a.forEach(function(handler){handler(data);});
+ }
+ a = awaitens["*"];
+ if (a)
+ a.forEach(function(handler){handler(data);});
+ }
+
+ function reply(pendings, id, ans, offset) {
+ if (id in pendings) {
+ var p = pendings[id];
+ delete pendings[id];
+ var f = p[offset];
+ f(ans);
+ }
+ }
+
function onmessage(event) {
var obj = JSON.parse(event.data);
var code = obj[0];
var id = obj[1];
var ans = obj[2];
- this.ctx.token = obj[3];
- var pend;
- if (id && id in this.pendings) {
- pend = this.pendings[id];
- delete this.pendings[id];
- }
+ AFB_context.token = obj[3];
switch (code) {
case RETOK:
- pend && pend.onsuccess && pend.onsuccess(ans, this);
+ reply(this.pendings, id, ans, 0);
break;
case RETERR:
+ reply(this.pendings, id, ans, 1);
+ break;
+ case EVENT:
default:
- pend && pend.onerror && pend.onerror(ans, this);
+ fire(this.awaitens, id, ans);
break;
}
}
function close() {
this.ws.close();
+ this.ws.onopen =
+ this.ws.onerror =
+ this.ws.onclose =
+ this.ws.onmessage =
+ this.onopen =
+ this.onabort = function(){};
+ }
+
+ function call(method, request) {
+ return new Promise((function(resolve, reject){
+ var id, arr;
+ do {
+ id = String(this.counter = 4095 & (this.counter + 1));
+ } while (id in this.pendings);
+ this.pendings[id] = [ resolve, reject ];
+ arr = [CALL, id, method, request ];
+ if (AFB_context.token) arr.push(AFB_context.token);
+ this.ws.send(JSON.stringify(arr));
+ }).bind(this));
}
- function call(api, verb, request, onsuccess, onerror) {
- var id = String(++this.counter);
- this.pendings[id] = { onsuccess: onsuccess, onerror: onerror };
- var arr = [CALL, id, api+"/"+verb, request ];
- if (this.ctx.token) arr.push(this.ctx.token);
- this.ws.send(JSON.stringify(arr));
+ function onevent(name, handler) {
+ var id = name;
+ var list = this.awaitens[id] || (this.awaitens[id] = []);
+ list.push(handler);
}
AFB_websocket.prototype = {
close: close,
- call: call
+ call: call,
+ onevent: onevent
};
}
/*********************************************/