!function (t) {
    "function" == typeof define && define.amd ? define(["jquery", "lodash", "jquery-ui/core", "jquery-ui/widget", "jquery-ui/mouse", "jquery-ui/draggable", "jquery-ui/resizable"], t) : t(jQuery, _)
}(function (t, e) {
    var i = window, n = {
        is_intercepted: function (t, e) {
            return !(t.x + t.width <= e.x || e.x + e.width <= t.x || t.y + t.height <= e.y || e.y + e.height <= t.y)
        }, sort: function (t, i, n) {
            return n = n || e.chain(t).map(function (t) {
                    return t.x + t.width
                }).max().value(), i = -1 != i ? 1 : -1, e.sortBy(t, function (t) {
                return i * (t.x + t.y * n)
            })
        }, create_stylesheet: function (t) {
            var e = document.createElement("style");
            return e.setAttribute("type", "text/css"), e.setAttribute("data-gs-id", t), e.styleSheet ? e.styleSheet.cssText = "" : e.appendChild(document.createTextNode("")), document.getElementsByTagName("head")[0].appendChild(e), e.sheet
        }, remove_stylesheet: function (e) {
            t("STYLE[data-gs-id=" + e + "]").remove()
        }, insert_css_rule: function (t, e, i, n) {
            "function" == typeof t.insertRule ? t.insertRule(e + "{" + i + "}", n) : "function" == typeof t.addRule && t.addRule(e, i, n)
        }, toBool: function (t) {
            return "boolean" == typeof t ? t : "string" == typeof t ? (t = t.toLowerCase(), !("" == t || "no" == t || "false" == t || "0" == t)) : Boolean(t)
        }
    }, s = 0, o = function (t, e, i, n, s) {
        this.width = t, this["float"] = i || !1, this.height = n || 0, this.nodes = s || [], this.onchange = e || function () {
            }, this._update_counter = 0, this._float = this["float"]
    };
    o.prototype.batch_update = function () {
        this._update_counter = 1, this["float"] = !0
    }, o.prototype.commit = function () {
        this._update_counter = 0, 0 == this._update_counter && (this["float"] = this._float, this._pack_nodes(), this._notify())
    }, o.prototype._fix_collisions = function (t) {
        this._sort_nodes(-1);
        var i = t, s = Boolean(e.find(this.nodes, function (t) {
            return t.locked
        }));
        for (this["float"] || s || (i = {x: 0, y: t.y, width: this.width, height: t.height}); ;) {
            var o = e.find(this.nodes, function (e) {
                return e != t && n.is_intercepted(e, i)
            }, this);
            if ("undefined" == typeof o)return;
            this.move_node(o, o.x, t.y + t.height, o.width, o.height, !0)
        }
    }, o.prototype.is_area_empty = function (t, i, s, o) {
        var a = {x: t || 0, y: i || 0, width: s || 1, height: o || 1}, h = e.find(this.nodes, function (t) {
            return n.is_intercepted(t, a)
        }, this);
        return null == h
    }, o.prototype._sort_nodes = function (t) {
        this.nodes = n.sort(this.nodes, t, this.width)
    }, o.prototype._pack_nodes = function () {
        this._sort_nodes(), this["float"] ? e.each(this.nodes, function (t, i) {
            if (!t._updating && "undefined" != typeof t._orig_y && t.y != t._orig_y)for (var s = t.y; s >= t._orig_y;) {
                var o = e.chain(this.nodes).find(function (e) {
                    return t != e && n.is_intercepted({x: t.x, y: s, width: t.width, height: t.height}, e)
                }).value();
                o || (t._dirty = !0, t.y = s), --s
            }
        }, this) : e.each(this.nodes, function (t, i) {
            if (!t.locked)for (; t.y > 0;) {
                var s = t.y - 1, o = 0 == i;
                if (i > 0) {
                    var a = e.chain(this.nodes).take(i).find(function (e) {
                        return n.is_intercepted({x: t.x, y: s, width: t.width, height: t.height}, e)
                    }).value();
                    o = "undefined" == typeof a
                }
                if (!o)break;
                t._dirty = t.y != s, t.y = s
            }
        }, this)
    }, o.prototype._prepare_node = function (t, i) {
        return t = e.defaults(t || {}, {
            width: 1,
            height: 1,
            x: 0,
            y: 0
        }), t.x = parseInt("" + t.x), t.y = parseInt("" + t.y), t.width = parseInt("" + t.width), t.height = parseInt("" + t.height), t.auto_position = t.auto_position || !1, t.no_resize = t.no_resize || !1, t.no_move = t.no_move || !1, t.width > this.width ? t.width = this.width : t.width < 1 && (t.width = 1), t.height < 1 && (t.height = 1), t.x < 0 && (t.x = 0), t.x + t.width > this.width && (i ? t.width = this.width - t.x : t.x = this.width - t.width), t.y < 0 && (t.y = 0), t
    }, o.prototype._notify = function () {
        if (!this._update_counter) {
            var t = Array.prototype.slice.call(arguments, 1).concat(this.get_dirty_nodes());
            t = t.concat(this.get_dirty_nodes()), this.onchange(t)
        }
    }, o.prototype.clean_nodes = function () {
        e.each(this.nodes, function (t) {
            t._dirty = !1
        })
    }, o.prototype.get_dirty_nodes = function () {
        return e.filter(this.nodes, function (t) {
            return t._dirty
        })
    }, o.prototype.add_node = function (t) {
        if (t = this._prepare_node(t), "undefined" != typeof t.max_width && (t.width = Math.min(t.width, t.max_width)), "undefined" != typeof t.max_height && (t.height = Math.min(t.height, t.max_height)), "undefined" != typeof t.min_width && (t.width = Math.max(t.width, t.min_width)), "undefined" != typeof t.min_height && (t.height = Math.max(t.height, t.min_height)), t._id = ++s, t._dirty = !0, t.auto_position) {
            this._sort_nodes();
            for (var i = 0; ; ++i) {
                var o = i % this.width, a = Math.floor(i / this.width);
                if (!(o + t.width > this.width || e.find(this.nodes, function (e) {
                        return n.is_intercepted({x: o, y: a, width: t.width, height: t.height}, e)
                    }))) {
                    t.x = o, t.y = a;
                    break
                }
            }
        }
        return this.nodes.push(t), this._fix_collisions(t), this._pack_nodes(), this._notify(), t
    }, o.prototype.remove_node = function (t) {
        t._id = null, this.nodes = e.without(this.nodes, t), this._pack_nodes(), this._notify(t)
    }, o.prototype.can_move_node = function (i, n, s, a, h) {
        var r = Boolean(e.find(this.nodes, function (t) {
            return t.locked
        }));
        if (!this.height && !r)return !0;
        var d, _ = new o(this.width, null, this["float"], 0, e.map(this.nodes, function (e) {
            return e == i ? d = t.extend({}, e) : t.extend({}, e)
        }));
        _.move_node(d, n, s, a, h);
        var l = !0;
        return r && (l &= !Boolean(e.find(_.nodes, function (t) {
            return t != d && Boolean(t.locked) && Boolean(t._dirty)
        }))), this.height && (l &= _.get_grid_height() <= this.height), l
    }, o.prototype.can_be_placed_with_respect_to_height = function (i) {
        if (!this.height)return !0;
        var n = new o(this.width, null, this["float"], 0, e.map(this.nodes, function (e) {
            return t.extend({}, e)
        }));
        return n.add_node(i), n.get_grid_height() <= this.height
    }, o.prototype.move_node = function (t, e, i, n, s, o) {
        if ("number" != typeof e && (e = t.x), "number" != typeof i && (i = t.y), "number" != typeof n && (n = t.width), "number" != typeof s && (s = t.height), "undefined" != typeof t.max_width && (n = Math.min(n, t.max_width)), "undefined" != typeof t.max_height && (s = Math.min(s, t.max_height)), "undefined" != typeof t.min_width && (n = Math.max(n, t.min_width)), "undefined" != typeof t.min_height && (s = Math.max(s, t.min_height)), t.x == e && t.y == i && t.width == n && t.height == s)return t;
        var a = t.width != n;
        return t._dirty = !0, t.x = e, t.y = i, t.width = n, t.height = s, t = this._prepare_node(t, a), this._fix_collisions(t), o || (this._pack_nodes(), this._notify()), t
    }, o.prototype.get_grid_height = function () {
        return e.reduce(this.nodes, function (t, e) {
            return Math.max(t, e.y + e.height)
        }, 0)
    }, o.prototype.begin_update = function (t) {
        e.each(this.nodes, function (t) {
            t._orig_y = t.y
        }), t._updating = !0
    }, o.prototype.end_update = function () {
        e.each(this.nodes, function (t) {
            t._orig_y = t.y
        });
        var t = e.find(this.nodes, function (t) {
            return t._updating
        });
        t && (t._updating = !1)
    };
    var a = function (i, n) {
        var s, a = this;
        n = n || {}, this.container = t(i), n.item_class = n.item_class || "grid-stack-item";
        var h = this.container.closest("." + n.item_class).size() > 0;
        if (this.opts = e.defaults(n || {}, {
                width: parseInt(this.container.attr("data-gs-width")) || 12,
                height: parseInt(this.container.attr("data-gs-height")) || 0,
                item_class: "grid-stack-item",
                placeholder_class: "grid-stack-placeholder",
                handle: ".grid-stack-item-content",
                handle_class: null,
                cell_height: 60,
                vertical_margin: 20,
                auto: !0,
                min_width: 768,
                "float": !1,
                static_grid: !1,
                _class: "grid-stack-" + (1e4 * Math.random()).toFixed(0),
                animate: Boolean(this.container.attr("data-gs-animate")) || !1,
                always_show_resize_handle: n.always_show_resize_handle || !1,
                resizable: e.defaults(n.resizable || {}, {autoHide: !n.always_show_resize_handle, handles: "se"}),
                draggable: e.defaults(n.draggable || {}, {
                    handle: (n.handle_class ? "." + n.handle_class : n.handle ? n.handle : "") || ".grid-stack-item-content",
                    scroll: !1,
                    appendTo: "body"
                })
            }), this.opts.is_nested = h, this.container.addClass(this.opts._class), this._set_static_class(), h && this.container.addClass("grid-stack-nested"), this._init_styles(), this.grid = new o(this.opts.width, function (t) {
                var i = 0;
                e.each(t, function (t) {
                    null == t._id ? t.el.remove() : (t.el.attr("data-gs-x", t.x).attr("data-gs-y", t.y).attr("data-gs-width", t.width).attr("data-gs-height", t.height), i = Math.max(i, t.y + t.height))
                }), a._update_styles(i + 10)
            }, this.opts["float"], this.opts.height), this.opts.auto) {
            var r = [], d = this;
            this.container.children("." + this.opts.item_class + ":not(." + this.opts.placeholder_class + ")").each(function (e, i) {
                i = t(i), r.push({
                    el: i,
                    i: parseInt(i.attr("data-gs-x")) + parseInt(i.attr("data-gs-y")) * d.opts.width
                })
            }), e.chain(r).sortBy(function (t) {
                return t.i
            }).each(function (t) {
                a._prepare_element(t.el)
            }).value()
        }
        this.set_animation(this.opts.animate), this.placeholder = t('<div class="' + this.opts.placeholder_class + " " + this.opts.item_class + '"><div class="placeholder-content" /></div>').hide(), this.container.height(this.grid.get_grid_height() * (this.opts.cell_height + this.opts.vertical_margin) - this.opts.vertical_margin), this.on_resize_handler = function () {
            if (a._is_one_column_mode()) {
                if (s)return;
                s = !0, a.grid._sort_nodes(), e.each(a.grid.nodes, function (t) {
                    a.container.append(t.el), a.opts.static_grid || (t.no_move || t.el.draggable("disable"), t.no_resize || t.el.resizable("disable"))
                })
            } else {
                if (!s)return;
                if (s = !1, a.opts.static_grid)return;
                e.each(a.grid.nodes, function (t) {
                    t.no_move || t.el.draggable("enable"), t.no_resize || t.el.resizable("enable")
                })
            }
        }, t(window).resize(this.on_resize_handler), this.on_resize_handler()
    };
    return a.prototype._trigger_change_event = function (t) {
        var e = this.grid.get_dirty_nodes(), i = !1, n = [];
        e && e.length && (n.push(e), i = !0), (i || t === !0) && this.container.trigger("change", n)
    }, a.prototype._init_styles = function () {
        this._styles_id && t('[data-gs-id="' + this._styles_id + '"]').remove(), this._styles_id = "gridstack-style-" + (1e5 * Math.random()).toFixed(), this._styles = n.create_stylesheet(this._styles_id), null != this._styles && (this._styles._max = 0)
    }, a.prototype._update_styles = function (t) {
        if (null != this._styles) {
            var e = "." + this.opts._class + " ." + this.opts.item_class;
            if ("undefined" == typeof t && (t = this._styles._max, this._init_styles(), this._update_container_height()), 0 == this._styles._max && n.insert_css_rule(this._styles, e, "min-height: " + this.opts.cell_height + "px;", 0), t > this._styles._max) {
                for (var i = this._styles._max; t > i; ++i)n.insert_css_rule(this._styles, e + '[data-gs-height="' + (i + 1) + '"]', "height: " + (this.opts.cell_height * (i + 1) + this.opts.vertical_margin * i) + "px;", i), n.insert_css_rule(this._styles, e + '[data-gs-min-height="' + (i + 1) + '"]', "min-height: " + (this.opts.cell_height * (i + 1) + this.opts.vertical_margin * i) + "px;", i), n.insert_css_rule(this._styles, e + '[data-gs-max-height="' + (i + 1) + '"]', "max-height: " + (this.opts.cell_height * (i + 1) + this.opts.vertical_margin * i) + "px;", i), n.insert_css_rule(this._styles, e + '[data-gs-y="' + i + '"]', "top: " + (this.opts.cell_height * i + this.opts.vertical_margin * i) + "px;", i);
                this._styles._max = t
            }
        }
    }, a.prototype._update_container_height = function () {
        this.grid._update_counter || this.container.height(this.grid.get_grid_height() * (this.opts.cell_height + this.opts.vertical_margin) - this.opts.vertical_margin)
    }, a.prototype._is_one_column_mode = function () {
        return (window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth) <= this.opts.min_width
    }, a.prototype._prepare_element = function (i) {
        var s = this;
        i = t(i), i.addClass(this.opts.item_class);
        var o = s.grid.add_node({
            x: i.attr("data-gs-x"),
            y: i.attr("data-gs-y"),
            width: i.attr("data-gs-width"),
            height: i.attr("data-gs-height"),
            max_width: i.attr("data-gs-max-width"),
            min_width: i.attr("data-gs-min-width"),
            max_height: i.attr("data-gs-max-height"),
            min_height: i.attr("data-gs-min-height"),
            auto_position: n.toBool(i.attr("data-gs-auto-position")),
            no_resize: n.toBool(i.attr("data-gs-no-resize")),
            no_move: n.toBool(i.attr("data-gs-no-move")),
            locked: n.toBool(i.attr("data-gs-locked")),
            el: i
        });
        if (i.data("_gridstack_node", o), !s.opts.static_grid) {
            var a, h, r = function (e, n) {
                s.container.append(s.placeholder);
                var r = t(this);
                s.grid.clean_nodes(), s.grid.begin_update(o), a = Math.ceil(r.outerWidth() / r.attr("data-gs-width")), h = s.opts.cell_height + s.opts.vertical_margin, s.placeholder.attr("data-gs-x", r.attr("data-gs-x")).attr("data-gs-y", r.attr("data-gs-y")).attr("data-gs-width", r.attr("data-gs-width")).attr("data-gs-height", r.attr("data-gs-height")).show(), o.el = s.placeholder, i.resizable("option", "minWidth", a * (o.min_width || 1)), i.resizable("option", "minHeight", s.opts.cell_height * (o.min_height || 1))
            }, d = function (e, i) {
                s.placeholder.detach();
                var n = t(this);
                o.el = n, s.placeholder.hide(), n.attr("data-gs-x", o.x).attr("data-gs-y", o.y).attr("data-gs-width", o.width).attr("data-gs-height", o.height).removeAttr("style"), s._update_container_height(), s._trigger_change_event(), s.grid.end_update()
            };
            i.draggable(e.extend(this.opts.draggable, {
                start: r, stop: d, drag: function (t, e) {
                    var i = Math.round(e.position.left / a), n = Math.floor((e.position.top + h / 2) / h);
                    s.grid.can_move_node(o, i, n, o.width, o.height) && (s.grid.move_node(o, i, n), s._update_container_height())
                }, containment: this.opts.is_nested ? this.container.parent() : null
            })).resizable(e.extend(this.opts.resizable, {
                start: r, stop: d, resize: function (t, e) {
                    var i = Math.round(e.position.left / a), n = Math.floor((e.position.top + h / 2) / h), r = Math.round(e.size.width / a), d = Math.round(e.size.height / h);
                    s.grid.can_move_node(o, i, n, r, d) && (s.grid.move_node(o, i, n, r, d), s._update_container_height())
                }
            })), (o.no_move || this._is_one_column_mode()) && i.draggable("disable"), (o.no_resize || this._is_one_column_mode()) && i.resizable("disable"), i.attr("data-gs-locked", o.locked ? "yes" : null)
        }
    }, a.prototype.set_animation = function (t) {
        t ? this.container.addClass("grid-stack-animate") : this.container.removeClass("grid-stack-animate")
    }, a.prototype.add_widget = function (e, i, n, s, o, a) {
        return e = t(e), "undefined" != typeof i && e.attr("data-gs-x", i), "undefined" != typeof n && e.attr("data-gs-y", n), "undefined" != typeof s && e.attr("data-gs-width", s), "undefined" != typeof o && e.attr("data-gs-height", o), "undefined" != typeof a && e.attr("data-gs-auto-position", a ? "yes" : null), this.container.append(e), this._prepare_element(e), this._update_container_height(), this._trigger_change_event(!0), e
    }, a.prototype.will_it_fit = function (t, e, i, n, s) {
        var o = {x: t, y: e, width: i, height: n, auto_position: s};
        return this.grid.can_be_placed_with_respect_to_height(o)
    }, a.prototype.remove_widget = function (e, i) {
        i = "undefined" == typeof i ? !0 : i, e = t(e);
        var n = e.data("_gridstack_node");
        this.grid.remove_node(n), e.removeData("_gridstack_node"), this._update_container_height(), i && e.remove(), this._trigger_change_event(!0)
    }, a.prototype.remove_all = function (t) {
        e.each(this.grid.nodes, function (e) {
            this.remove_widget(e.el, t)
        }, this), this.grid.nodes = [], this._update_container_height()
    }, a.prototype.destroy = function () {
        t(window).off("resize", this.on_resize_handler), this.disable(), this.container.remove(), n.remove_stylesheet(this._styles_id), this.grid && (this.grid = null)
    }, a.prototype.resizable = function (e, i) {
        return e = t(e), e.each(function (e, n) {
            n = t(n);
            var s = n.data("_gridstack_node");
            "undefined" != typeof s && null != s && (s.no_resize = !i, s.no_resize ? n.resizable("disable") : n.resizable("enable"))
        }), this
    }, a.prototype.movable = function (e, i) {
        return e = t(e), e.each(function (e, n) {
            n = t(n);
            var s = n.data("_gridstack_node");
            "undefined" != typeof s && null != s && (s.no_move = !i, s.no_move ? n.draggable("disable") : n.draggable("enable"))
        }), this
    }, a.prototype.disable = function () {
        this.movable(this.container.children("." + this.opts.item_class), !1), this.resizable(this.container.children("." + this.opts.item_class), !1)
    }, a.prototype.enable = function () {
        this.movable(this.container.children("." + this.opts.item_class), !0), this.resizable(this.container.children("." + this.opts.item_class), !0)
    }, a.prototype.locked = function (e, i) {
        return e = t(e), e.each(function (e, n) {
            n = t(n);
            var s = n.data("_gridstack_node");
            "undefined" != typeof s && null != s && (s.locked = i || !1, n.attr("data-gs-locked", s.locked ? "yes" : null))
        }), this
    }, a.prototype.min_height = function (e, i) {
        return e = t(e), e.each(function (e, n) {
            n = t(n);
            var s = n.data("_gridstack_node");
            "undefined" != typeof s && null != s && (isNaN(i) || (s.min_height = i || !1, n.attr("data-gs-min-height", i)))
        }), this
    }, a.prototype.min_width = function (e, i) {
        return e = t(e), e.each(function (e, n) {
            n = t(n);
            var s = n.data("_gridstack_node");
            "undefined" != typeof s && null != s && (isNaN(i) || (s.min_width = i || !1, n.attr("data-gs-min-width", i)))
        }), this
    }, a.prototype._update_element = function (e, i) {
        e = t(e).first();
        var n = e.data("_gridstack_node");
        if ("undefined" != typeof n && null != n) {
            var s = this;
            s.grid.clean_nodes(), s.grid.begin_update(n), i.call(this, e, n), s._update_container_height(), s._trigger_change_event(), s.grid.end_update()
        }
    }, a.prototype.resize = function (t, e, i) {
        this._update_element(t, function (t, n) {
            e = null != e && "undefined" != typeof e ? e : n.width, i = null != i && "undefined" != typeof i ? i : n.height, this.grid.move_node(n, n.x, n.y, e, i)
        })
    }, a.prototype.move = function (t, e, i) {
        this._update_element(t, function (t, n) {
            e = null != e && "undefined" != typeof e ? e : n.x, i = null != i && "undefined" != typeof i ? i : n.y, this.grid.move_node(n, e, i, n.width, n.height)
        })
    }, a.prototype.update = function (t, e, i, n, s) {
        this._update_element(t, function (t, o) {
            e = null != e && "undefined" != typeof e ? e : o.x, i = null != i && "undefined" != typeof i ? i : o.y, n = null != n && "undefined" != typeof n ? n : o.width, s = null != s && "undefined" != typeof s ? s : o.height, this.grid.move_node(o, e, i, n, s)
        })
    }, a.prototype.cell_height = function (t) {
        return "undefined" == typeof t ? this.opts.cell_height : (t = parseInt(t), void(t != this.opts.cell_height && (this.opts.cell_height = t || this.opts.cell_height, this._update_styles())))
    }, a.prototype.cell_width = function () {
        var t = this.container.children("." + this.opts.item_class).first();
        return Math.ceil(t.outerWidth() / t.attr("data-gs-width"))
    }, a.prototype.get_cell_from_pixel = function (t) {
        var e = this.container.position(), i = t.left - e.left, n = t.top - e.top, s = Math.floor(this.container.width() / this.opts.width), o = this.opts.cell_height + this.opts.vertical_margin;
        return {x: Math.floor(i / s), y: Math.floor(n / o)}
    }, a.prototype.batch_update = function () {
        this.grid.batch_update()
    }, a.prototype.commit = function () {
        this.grid.commit(), this._update_container_height()
    }, a.prototype.is_area_empty = function (t, e, i, n) {
        return this.grid.is_area_empty(t, e, i, n)
    }, a.prototype.set_static = function (t) {
        this.opts.static_grid = t === !0, this._set_static_class()
    }, a.prototype._set_static_class = function () {
        var t = "grid-stack-static";
        this.opts.static_grid === !0 ? this.container.addClass(t) : this.container.removeClass(t)
    }, i.GridStackUI = a, i.GridStackUI.Utils = n, t.fn.gridstack = function (e) {
        return this.each(function () {
            t(this).data("gridstack") || t(this).data("gridstack", new a(this, e))
        })
    }, i.GridStackUI
});
//# sourceMappingURL=gridstack.min.map