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[英]Is it possible to write a grafana datasource plugin without using a external backend?
[英]Grafana, develop plugin using an external library
大家好。 我正在嘗試為 Grafana 開發一個簡單的插件。 我設法導入了外部庫,現在我對“使用它”感到震驚。
這就是我在 domap_ctrl.js 中導入插件的方式:
System.register(['app/plugins/sdk', 'lodash','./datamaps'], function (_export, _context) {
var PanelCtrl, _, _createClass, panelDefaults, DoMapCtrl, Datamap;
然后我想觸發數據映射:
_createClass(DoMapCtrl, [
{
key: 'updateDoMap',
value: function updateDoMap() {
console.log("update: ",this.panel.foo);
if(document.getElementById('container')){
new Datamap({
element: document.getElementById("basic")
});
}
this.nextTickPromise = this.$timeout(this.updateDoMap.bind(this), 1000);
}
},
{
key: 'onRender',
value: function onRender() {
console.log("onRender",)
}
}
]);
但是在將面板添加到儀表板時出現此錯誤:
TypeError: Datamap is not a constructor
at DoMapCtrl.updateDoMap (domap_ctrl.js:92)
at angular.js:20440
at i (angular.js:6362)
at angular.js:6642
(anonymous) @ angular.js:14700
(anonymous) @ angular.js:11142
(anonymous) @ angular.js:20443
i @ angular.js:6362
(anonymous) @ angular.js:6642
setTimeout (async)
c.defer @ angular.js:6640
o @ angular.js:20438
updateDoMap @ domap_ctrl.js:96
DoMapCtrl @ domap_ctrl.js:82
s @ angular.js:5040
d.instance @ angular.js:11000
f @ angular.js:9852
s @ angular.js:9174
(anonymous) @ angular.js:9039
v @ module.js:14
y @ module.js:38
(anonymous) @ module.js:44
Promise resolved (async)
link @ module.js:43
(anonymous) @ angular.js:1385
Ae @ angular.js:10545
f @ angular.js:9934
s @ angular.js:9174
f @ angular.js:9928
s @ angular.js:9174
(anonymous) @ angular.js:9039
(anonymous) @ angular.js:9430
r @ angular.js:9217
h @ angular.js:9984
(anonymous) @ angular.js:31499
r @ angular.js:18123
$digest @ angular.js:18261
$apply @ angular.js:18531
(anonymous) @ angular.js:27346
dispatch @ jquery.js:5206
g.handle @ jquery.js:5014
12:41:12.796 angular.js:14700 TypeError: Datamap is not a constructor
at DoMapCtrl.updateDoMap (domap_ctrl.js:92)
at angular.js:20440
at i (angular.js:6362)
at angular.js:6642 "Possibly unhandled rejection: {}"
我該如何解決? 提前感謝您的幫助。
即使不建議直接在 dist 文件夾中編輯 Grafana 插件(或不從 Typescript 轉譯)......
要導入您的庫,您還需要修改提供依賴項注入的setters
函數:
return {
setters: [
function (_lodash) {
// example for Lodash library
_ = _lodash.default;
}, function (_moment) {
// example for Moment.js library
moment = _moment.default;
}, function (datamap) {
// your library
Datamap = datamap;
}],
...
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