add single pump test mode to config page

rust/src_webpack/src/form.ts

@@ -24,6 +24,10 @@ interface PlantConfig {
   }[]
 }
 
+interface TestPump{
+  pump: number
+}
+
 let plants = document.getElementById("plants") as HTMLInputElement;
 
 let fromWrapper = (() => {
@@ -77,9 +81,33 @@ let fromWrapper = (() => {
       header.textContent = "Plant " + (i + 1);
       plant.appendChild(header);
 
+
+
       {
         let holder = document.createElement("div");
         plant.appendChild(holder);
+
+        let testButton = document.createElement("button");
+        testButton.innerText = "Test";
+        testButton.id = "plant_" + i + "_test";
+        testButton.onclick = function (){
+          var body:TestPump = {
+            pump: i
+          } 
+
+          var pretty = JSON.stringify(body, undefined, 1);
+          fetch("/pumptest", {
+            method :"POST",
+            body: pretty
+          })
+          .then(response => response.text())
+          .then(text => submit_status.innerText = text)
+        };
+        holder.appendChild(testButton);
+
+        let br = document.createElement("br");
+        holder.appendChild(br);
+
         let inputf = document.createElement("select");
         inputf.id = "plant_" + i + "_mode";
         inputf.onchange = updateJson;