Merge remote-tracking branch 'ui/master'

ui/components/summon-button.js

@@ -0,0 +1,76 @@
+"use strict";
+
+import m from "mithril";
+import * as taskQueue from "../task-queue";
+import * as store from "../store";
+import * as notifications from "../notifications";
+import * as expression from "../../lib/common/expression";
+import memoize from "../../lib/common/memoize";
+
+const memoizedParse = memoize(expression.parse);
+
+const component = {
+  view: vnode => {
+    const device = vnode.attrs.device;
+
+    return m(
+      "button.primary",
+      {
+        title: "Initiate session and refresh basic parameters",
+        onclick: e => {
+          e.target.disabled = true;
+          const params = Object.values(vnode.attrs.parameters)
+            .map(p => {
+              const exp = memoizedParse(p);
+              if (!Array.isArray(exp) || !exp[0] === "PARAM") return null;
+              return store.evaluateExpression(exp[1], device);
+            })
+            .filter(exp => !!exp);
+
+          const task = {
+            name: "getParameterValues",
+            parameterNames: params,
+            device: device["DeviceID.ID"].value[0]
+          };
+
+          taskQueue
+            .commit(
+              [task],
+              (deviceId, err, connectionRequestStatus, tasks2) => {
+                if (err) {
+                  notifications.push("error", `${deviceId}: ${err.message}`);
+                  return;
+                }
+
+                for (const t of tasks2)
+                  if (t.status === "stale") taskQueue.deleteTask(t);
+
+                if (connectionRequestStatus !== "OK") {
+                  notifications.push(
+                    "error",
+                    `${deviceId}: ${connectionRequestStatus}`
+                  );
+                } else if (tasks2[0].status === "stale") {
+                  notifications.push(
+                    "error",
+                    `${deviceId}: No contact from device`
+                  );
+                } else if (tasks2[0].status === "fault") {
+                  notifications.push("error", `${deviceId}: Refresh faulted`);
+                } else {
+                  notifications.push("success", `${deviceId}: Summoned`);
+                }
+              }
+            )
+            .then(() => {
+              e.target.disabled = false;
+              store.fulfill(0, Date.now());
+            });
+        }
+      },
+      "Summon"
+    );
+  }
+};
+
+export default component;