@netdata/charts
Version:
Netdata frontend SDK and chart utilities
129 lines (128 loc) • 6.32 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = void 0;
function _slicedToArray(r, e) { return _arrayWithHoles(r) || _iterableToArrayLimit(r, e) || _unsupportedIterableToArray(r, e) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(r, a) { if (r) { if ("string" == typeof r) return _arrayLikeToArray(r, a); var t = {}.toString.call(r).slice(8, -1); return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0; } }
function _arrayLikeToArray(r, a) { (null == a || a > r.length) && (a = r.length); for (var e = 0, n = Array(a); e < a; e++) n[e] = r[e]; return n; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t["return"] && (u = t["return"](), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(r) { if (Array.isArray(r)) return r; }
var _default = exports["default"] = function _default(sdk) {
var timeoutId;
var isRenderingPaused = function isRenderingPaused(chart) {
var root = sdk.getRoot();
return !root.getAttribute("autofetchOnHovering") && (chart === null || chart === void 0 ? void 0 : chart.getAttribute("hovering")) || !root.getAttribute("autofetchOnWindowBlur") && root.getAttribute("blurred") || root.getAttribute("paused");
};
var _getNext = function getNext() {
if (!sdk.getRoot().getAttribute("paused") && sdk.getRoot().getAttribute("after") < 0) sdk.getRoot().setAttribute("fetchAt", Date.now());
sdk.getNodes(function (node, _ref) {
var loaded = _ref.loaded,
active = _ref.active;
return node.type === "chart" && loaded && active && !sdk.getRoot().getAttribute("paused");
}).forEach(function (node) {
return node.trigger("render");
});
timeoutId = setTimeout(_getNext, 1000);
};
var toggleRender = function toggleRender(enable) {
clearTimeout(timeoutId);
timeoutId = null;
if (enable) _getNext();
};
var autofetchIfActive = function autofetchIfActive(chart) {
var _ref2 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
_ref2$now = _ref2.now,
now = _ref2$now === void 0 ? new Date() : _ref2$now,
_ref2$force = _ref2.force,
force = _ref2$force === void 0 ? false : _ref2$force;
var _chart$getAttributes = chart.getAttributes(),
after = _chart$getAttributes.after,
active = _chart$getAttributes.active,
loaded = _chart$getAttributes.loaded,
fetchStartedAt = _chart$getAttributes.fetchStartedAt;
var autofetch = after < 0 && !isRenderingPaused(chart);
if (chart.type === "container") return chart.updateAttribute("autofetch", autofetch);
autofetch = autofetch && active;
chart.updateAttribute("autofetch", autofetch);
var _chart$lastFetch = _slicedToArray(chart.lastFetch, 2),
lastAfter = _chart$lastFetch[0],
lastBefore = _chart$lastFetch[1];
var _chart$getDateWindow = chart.getDateWindow(),
_chart$getDateWindow2 = _slicedToArray(_chart$getDateWindow, 2),
fetchAfter = _chart$getDateWindow2[0],
fetchBefore = _chart$getDateWindow2[1];
if (active && (!autofetch || lastAfter - lastBefore !== fetchAfter - fetchBefore) && (force || loaded && (lastAfter !== fetchAfter || lastBefore !== fetchBefore))) {
if (fetchStartedAt && now - chart.getUpdateEvery() <= fetchStartedAt) return;
chart.lastFetch = [fetchAfter, fetchBefore];
chart.trigger("fetch");
}
};
var blur = function blur() {
sdk.getRoot().updateAttributes({
blurred: true
});
toggleRender(sdk.getRoot().getAttribute("after") < 0 && !isRenderingPaused());
sdk.getNodes().forEach(function (node) {
return autofetchIfActive(node);
});
};
var focus = function focus() {
sdk.getRoot().updateAttributes({
blurred: false
});
toggleRender(sdk.getRoot().getAttribute("after") < 0 && !isRenderingPaused());
sdk.getNodes().forEach(function (node) {
return autofetchIfActive(node);
});
};
window.addEventListener("blur", blur);
window.addEventListener("focus", focus);
var offs = sdk.on("active", function (chart) {
toggleRender(chart.getAttribute("after") < 0 && !isRenderingPaused(chart));
autofetchIfActive(chart, {
force: true
});
}).on("play:hoverChart", function (chart) {
toggleRender(sdk.getRoot().getAttribute("autofetchOnHovering"));
if (sdk.getRoot().getAttribute("paused")) return;
chart.getApplicableNodes({
syncHover: true
}).forEach(function (node) {
return autofetchIfActive(node, {
now: chart.getAttribute("renderedAt")
});
});
}).on("play:blurChart", function (chart) {
if (chart.getRoot().getAttribute("paused")) return;
toggleRender(chart.getAttribute("after") < 0 && !isRenderingPaused(chart));
chart.getApplicableNodes({
syncHover: true
}).forEach(function (node) {
return autofetchIfActive(node);
});
}).on("moveX", function (chart) {
toggleRender(chart.getAttribute("after") < 0 && !isRenderingPaused(chart));
chart.getApplicableNodes({
syncPanning: true
}).forEach(function (node) {
node.setAttributes({
viewUpdateEvery: 0,
updateEvery: 0,
fetchStartedAt: 0
});
autofetchIfActive(node);
});
});
sdk.getRoot().onAttributeChange("paused", function () {
return sdk.getNodes().forEach(function (node) {
return autofetchIfActive(node);
});
});
return function () {
offs();
window.removeEventListener("blur", blur);
window.removeEventListener("focus", focus);
};
};