var EventEmitter = require("events").EventEmitter;

var opath = require("opath");
var async = require("async");


var getthezip = require("./getthezip");
var unpackzip = require("./unpackzip");
var generatezip = require("./generatezip")


var slugger = function(str) {
    var ret = ("" + str).replace(/\/+/g, '/').replace(/[^\x20-\x7E]/g, '')
        //  ret=decodeURIComponent(ret);
    ret = ret.replace(/[\<\>]/g, '')
    if (ret.indexOf("/") == ret.length - 1) {
        ret = ret.substring(0, ret.length - 1);
    }
    return ret
}
var _ = require("lodash");


function Asystem(oo) {
    this.oo = oo;
    this.name = "noname"
    this._logs = [];
}
Asystem.prototype.__proto__ = EventEmitter.prototype;

Asystem.prototype.slugger = function(str) {
    return slugger(str);
}

Asystem.prototype.odelete = function(path) {
    var self = this;
    self.omove(path, "trash/" + path)
    if (self.oo[path]) {
        _.map(self.oo[path]().children, function(child, name) {
            self.odelete(child().path)
        })
        delete self.oo[path]
    }
    self.emit("status", "deleted " + path)
}
Asystem.prototype.omove = function(path, topath) {
    var self = this;
    var newa = self.oget(topath)
    var olda = self.oget(path);
    _.map(olda._relations, function(rels, relsname) {
        _.map(rels, function(rel, name) {
            delete rel.ref._relations[rel.context.out]
            newa.relatesAsToWith(relsname, rel.ref, rel.context.out, rel.context)
        })
        delete olda._relations[relsname]
    })
    _.map(olda._isa, function(isa, name) {
        newa.isa(isa)
        delete isa._hasa[name]
        delete olda._isa[name]
    })
    _.map(olda._hasa, function(hasa, name) {
        hasa.isa(newa)
        delete hasa._isa[olda.path]
        delete olda._hasa[name]
    })
    _.map(olda._inherits, function(inheri, name) {
        newa.inherits(inheri)
        delete inheri._extends[olda.path]
        delete olda._inherits[name]
    })
    _.map(olda._extends, function(extendi, name) {
        newa.extends(extendi)
        delete extendi._inherits[olda.path]
        delete olda._extends[name]
    })
    newa._created = olda._created;
    newa._data = _.omit(olda._data, []);
    newa._meta = _.omit(olda._meta, []);
    _.map(_.omit(olda, electra.ignores), function(val, ke) {
        newa[ke] = val;
    })
    _.map(olda.parents, function(par, nam) {
        delete par.children[olda.name];
    })
    delete olda;
    self.emit("status", "moved " + path + "  to " + topath)
}



Asystem.prototype.oset = function(path, data) {
    var self = this;
    path = self.slugger(path);
    var ar = path.split("/");
    var first = ar.shift();
    var prop, obj;
    if (typeof(self.oo[first]) === "undefined") {
        self.oo[first] = self.oo(first);
        self.oo[first]()._isdirty = true;
        self.emit("status", "auto created " + first + " :" + self.oo(first)().path)
    }
    if (ar.length > 0 && ar[ar.length - 1].indexOf(".") === 0) {
        prop = ar.pop().substring(1);
    }
    path = ar.join("/")
    if (path !== "") {
        obj = self.oo[first](path)();
    } else {
        obj = self.oo[first]()
    }
    if (prop) {
        obj._isdirty = true;
        opath.setpath(obj, prop, data);
        //return obj[prop] || getpath(obj, prop)
        self.emit("status", "set prop : " + obj.path + " / " + prop + " to" + data)
    }
    return obj;
}
Asystem.prototype.oget = function(path, alternative) {
    var self = this;
    path = self.slugger(path);
    var ar = path.split("/");
    var first = ar.shift();
    var prop, obj;
    if (typeof(self.oo[first]) === "undefined") {
        self.oo[first] = self.oo(first);
        self.oo[first]()._isdirty = true;
        self.emit("status", "auto created " + first + " :" + self.oo(first)().path)
    }
    if (ar.length > 0 && ar[ar.length - 1].indexOf(".") === 0) {
        prop = ar.pop().substring(1);
    }
    path = ar.join("/")
    if (path !== "") {
        obj = self.oo[first](path)();
    } else {
        obj = self.oo[first]()
    }
    if (prop) {
        return obj[prop] || opath.getpath(obj, prop) || alternative;
    }
    return obj;
}
Asystem.prototype.getele = function(action) {
    var self = this;
    action = self.slugger(action);
    var a = action.split("/");
    var roo = a.shift();
    var ffu;
    if (a[a.length - 1].indexOf(".") > -1) {
        //function call;
        ffu = a.pop().split(".").pop();
    } else {
        //straight
    }
    var name = a.join("/");
    var eles = self.oo[roo](name)();

    if (ffu && eles[ffu]) {
        return {
            ele: eles,
            func: eles[ffu]
        };
    }
    return {
        ele: eles
    }

}
Asystem.prototype.ofind = function(path) {
    /* returns  {found: "spath"|false , remainder: "rest"|"" , obj: obj}*/
    var self = this;
    path = self.slugger(path);
    var ar = path.split("/");
    var first = ar.shift();
    if (typeof(self.oo[first]) === "undefined") {
        return {
            found: false
        }
    } else {
        var pa = self.oo[first]()
        var ch = "";
        var rest = [];
        while (ar.length) {
            ch = ar.shift();
            if (pa.children[ch]) {
                pa = pa.children[ch]();
            } else {
                rest.push(ch)
            }
        }
        return {
            found: pa.path,
            /* is false if not found*/
            remainder: rest.join("/"),
            /* is not "" if not found rest of path*/
            obj: pa /* the found object*/
        }
    }
}
Asystem.prototype.rev_conv = function(obj, path) {
    var self = this;
    var zzz = self.oget(obj.path);
    zzz.data(obj.data)
    zzz._created = new Date(obj.created);
    zzz.metas(obj.meta);
    if (_.size(obj.rel) > 0) {
        _.map(obj.rel, function(rels, name) {
            _.map(rels, function(dats, relator) {
                if (name === dats.in) {
                } else {
                    zzz.relatesAsToWith(dats.out, self.oget(relator), dats.in, dats)
                }
            })
        })
    }
    if (obj.inherits && obj.inherits.length) {
        obj.inherits.map(function(alp) {
            zzz.inherits(self.oget(alp))
        })
    }
    if (obj.extends && obj.extends.length) {
        obj.extends.map(function(alp) {
            zzz.extends(self.oget(alp))
        })
    }
    if (obj.isa && obj.isa.length) {
        obj.isa.map(function(alp) {
            zzz.isa(self.oget(alp))
        })
    }

    if (obj.hasa && obj.hasa.length) {
        obj.hasa.map(function(alp) {
            self.oget(alp).isa(zzz)
        })
    }

    _.map(_.omit(obj, ["name", "hasa", "meta", "data", "parents", "children", "path", "_rootname", "created", "rel", "inherits", "extends", "isa", "children"]), function(
        val,
        ke) {
        if (typeof(val) === "string" && val.indexOf("$$$FUNCTION$$$") === 0) {
            // console.log(val.split("$$$FUNCTION$$$").pop())
            if (zzz._metas && zzz._metas.protected && zzz._metas.protected[ke]) {

            } else {
                var ttt = {};
                eval("(function(tt){ tt.func = " + val.split("$$$FUNCTION$$$").pop() + ";})(ttt)");
                zzz[ke] = ttt.func;
            }
        } else {
            if (typeof(val) === "object") {
                var r = {}
                _.map(val, function(v, kp) {
                    if (typeof(v) === "string" && v.indexOf("$$$FUNCTION$$$") === 0) {
                        var ttt = {};
                        eval("(function(tt){ tt.func = " + v.split("$$$FUNCTION$$$").pop() + ";})(ttt)");
                        r[kp] = ttt.func;

                    } else {
                        r[kp] = v
                    }
                })
                zzz[ke] = r;
            } else {
                zzz[ke] = val
            }
        }
    })


    if (obj.children && obj.children.length) {
        obj.children.map(function(child) {
            self.rev_conv(child)
        })
    }



}
Asystem.prototype.save = function() {
    var self = this;
    return new Promise(function(resolve, reject) {
        $lib.exporter(self, function(err, data) {
            $lib.generate_thezip(self.name + "-" + $lib.getTimedName() + ".zip",
                $lib.arrayedToObject(data, "name"), function(err, zz) {
                    console.log(err);
                    resolve(zz)
                })
        })
    })
}



Asystem.prototype.exporter = function(cb) {
    var self = this;

    var obj = self.oo;
    var stores = _.keys(obj).filter(function(a) {
        return typeof(obj[a]) === "function"
    }).map(function(a) {
        return obj[a]()
    }).map(function(a) {
        var da = a.exportSync("");
        return da
    });

    stores.unshift({
        "name": "namespace.manifest",
        "data": {
            "namespace": self.name
        }
    })
    var ret = {}
    stores.map(function(a) {
        ret[a.name] = a;
    })
    cb(null, ret)
}


$linkstr = '<li class="{{liclass}}"><i class="{{iclass}}"></i> <a href="{{href}}" class="ele">{{title}}</a> <em>{{size}}</em></li>';

Asystem.prototype.status = function() {
    var self = this;
    return new Promise(function(resolve, reject) {
        var ss = [];

        ss.push('<pre onclick="$lib.toggle_admin()">' + $lib.ooa.oget("root/._data.title") + '</pre><hr>')


        _.keys(self.oo).filter(aa => ["xx"].indexOf(aa) === -1 && typeof(self.oo[aa]) === "function").map(function(key) {

            ss.push($lib.template($linkstr, {
                href: $lib.createnav(self, key),
                title: self.oget(key + "/._data.title", key),
                iclass: self.oget(key + "/._data.iconclass", "fa fa-database"),
                liclass: key,
                size: _.size(self.oo[key]().children)
            }))

            /*                ss.push('<li><i class="fa fa-database"></i><a href="' + $lib.createnav(self, key) + '"> ' + key + '' +
                    '</a>'+ (self.oo[key]().children ?
                        '<em>'+_.size(
                            self.oo[key]().children) :
                        "00")+'</li>')*/

        })


        var ts1 =
            '<div class="sela"><span class="button-dropdown button-dropdown button-dropdown-normal" data-buttons="dropdown">\
    <button class="button button-stacked">\
       ' +
            $lib.ooa.name + '\
    <i class="fa fa-bars"></i></button>\
     <ul class="button-dropdown-list is-below">';
        var ts2 = '</ul>\
  </span></div>'

        ss.push("<br><br><div id=\"menu_roots\"><pre>Roots</pre><hr>" + ts1 +
            '' + _.map($lib._pages, function(val, key) {
                return '<li><a  class=" ' + '" onclick="$lib.setCurrentPage(\'' +
                    key + '\');">' + key + '</a></li>'
            }).join("\n") + ts2 + '</div>'
        )


        resolve(ss.join("\n"));
    })
}

Asystem.prototype.log = function() {}



Asystem.prototype.loadSite = function(url) {
    var self = this;
    return new Promise(function(resolve, reject) {

        var importer = self.importer_zip()
        importer.on("done", function() {
            console.log("DONENENENENE");
        })
        importer.on("link", function() {
            console.log("DONENENENENE");
        })

        $lib.getthezip(url)
            .catch(function() {
                console.log("ERROR:", arguments);
                return false;
            })
            .then($lib.unpack_thezip2(importer))

    })
}


Asystem.prototype.xloadSite = function(url) {
    console.log("getting:::", url)
    var self = this;



}


Asystem.prototype.loadZip = function(url, callback, linked) {
    var self = this;
    if (linked) {
        self._linked = self._linked || {};
        self._linked[linked] = url;
    }
    getthezip(url)
        .then(function(data) {
            self.emit("test","got data "+data.length)
            unpackzip(self.importer_zip())(data)
                .then(
                    function() {
                        self.emit("test","early ready yes")
                        if (self._loadqueue && self._loadqueue.length) {
                            var ff = self._loadqueue.shift()
                            self.loadZip(ff[1], callback, ff[0]);
                        } else {
                            if (self.name_imported) {
                                self.name = self.name_imported;
                            }
                            callback(null, self);
                        }
                    }
            )
                .catch(console.log)
        })
        .catch(console.log)
}
Asystem.prototype.saveZip = function() {
    var self = this;
    return new Promise(function(resolve, reject) {
        self.exporter(function(err, data) {
            var seperate_save = _.keys(data).filter(function(name) {
                return self._linked[name + ".link"]
            })
            var ddata = _.omit(data, seperate_save);
                seperate_save.map(function(om){
                    var url=self._linked[om + ".link"].split("/"); 
                        url.pop();
                        url.push(self.name + "-" + om + ".zip");
                    ddata[om+".link"] = url.join("/"); 
                })
            generatezip(self.name + "-" + "" + ".zip", ddata, function(err, zz) {
                async.mapSeries(seperate_save, function(name, next) {
                    var dda = {};
                    dda[name] = data[name];
                    generatezip(self.name + "-" + name + ".zip", dda, next)
                }, function(err, all) {
                    all.push(zz);
                    resolve(all)
                })
            })
        })
    })
}

Asystem.prototype.importer_zip = function() {
    var self = this;
    var emname = "system/emmm/a"; //+ $lib.random(0xffffff)

    var emmm = self.oget(emname);
    emmm.on("file", function(filename, data) {
        if (filename.indexOf(".link") > -1) {
            emmm.emit("link", data);
            self._loadqueue = self._loadqueue || [];
            self._loadqueue.push([filename, data])
            // self.loadSite(data);
        }
    })
    emmm.on("json", function(filename, data) {
        self.emit("gotfile", filename);
        self.rev_conv(data)
    })
    emmm.on("namespace", function(data, cont) {
        self.emit("gotfile", "namespace", data.namespace);
        self.name_imported = data.namespace;
        cont();
    })
    emmm.on("nonamespace", function(cont) {
        //self.name = url.split("/").pop().split(".").shift();
        self.emit("gotfile", "nonamespace", self.name);
        cont();
    })
    return emmm
}




module.exports = Asystem;