Adding ability to check for unconfirmed kernels

src/data.rs

@@ -118,6 +118,7 @@ pub struct Kernel {
     pub excess:   String,
     pub ker_type: String,
     pub fee:      String,
+    pub status:   String,
     pub raw_data: String,
 }
 
@@ -128,6 +129,7 @@ impl Kernel {
             excess:   String::new(),
             ker_type: String::new(),
             fee:      String::new(),
+            status:   String::new(),
             raw_data: String::new(),
         }
     }

src/main.rs

@@ -126,7 +126,7 @@ async fn kernel(excess: &str) -> Template {
 
     let _ = requests::get_kernel(&excess, &mut kernel).await;
 
-    if kernel.height.is_empty() == false {
+    if kernel.excess.is_empty() == false {
         return Template::render("kernel", context! {
             route: "kernel",
             kernel,

src/requests.rs

@@ -404,11 +404,31 @@ pub async fn get_block_header(hash: &str, height: &mut String)
 
 
 // Get kernel.
-pub async fn get_kernel(excess: &str, kernel: &mut Kernel)
+pub async fn get_kernel(excess: &str, kernel: &mut Kernel) -> Result<(), anyhow::Error> {
-             -> Result<(), anyhow::Error> {
+    // First check whether kernel is broadcasted but not confirmed yet (in mempool)
+    let mut resp = call("get_unconfirmed_transactions", "[]", "1", "foreign").await?;
+    
+    if resp["result"]["Ok"].is_null() == false {
+        for tx in resp["result"]["Ok"].as_array().unwrap() {
+            for ker in tx["tx"]["body"]["kernels"].as_array().unwrap() {
+                if ker["excess"].as_str().unwrap() == excess {
+                    // Only Plain kernels in the mempool
+                    kernel.ker_type = "Plain".to_string();
+                    kernel.excess   = ker["excess"].as_str().unwrap().to_string();
+                    kernel.status   = "Unconfirmed".to_string();
+                    kernel.fee      = format!("ツ {}",
+                                      ker["features"]["Plain"]["fee"]
+                                      .to_string().parse::<f64>().unwrap() / 1000000000.0);
+                    // Found it, no need to continue
+                    return Ok(());
+                }
+            }
+        }
+    }
+    
     let params = &format!("[\"{}\", null, null]", excess)[..];
 
-    let resp = call("get_kernel", params, "1", "foreign").await?;
+    resp = call("get_kernel", params, "1", "foreign").await?;
     
     if resp["result"]["Ok"].is_null() == false {
         kernel.height = resp["result"]["Ok"]["height"].to_string();

templates/kernel.html.tera

@@ -6,12 +6,18 @@
 
   <div class="card">
     <div class="card-body">
+      <div class="d-flex justify-content-between">
         <div class="darkorange-text"><i class="bi bi-card-text"></i> KERNEL</div>
+        {% if kernel.status == "Unconfirmed" %}
+          <span class="badge text-bg-warning px-2 py-2">UNCONFIRMED</span>
+        {% endif %}
+      </div>
       <br>
       <div class="d-flex justify-content-between">
         <div class="value-text">Excess&nbsp;</div>
         <div class="value-text text-break text-end">{{ kernel.excess }}</div>
       </div>
+      {% if kernel.status != "Unconfirmed" %}
       <br>
       <div class="d-flex justify-content-between">
         <div class="value-text">Block Height&nbsp;</div>
@@ -21,6 +27,7 @@
           </a>
         </div>
       </div>
+      {% endif %}
       <br>
       <div class="d-flex justify-content-between">
         <div class="value-text">Type&nbsp;</div>
@@ -36,8 +43,8 @@
     </div>
   </div>
 
+  {% if kernel.status != "Unconfirmed" %}
     <br>
-
     <div class="card">
       <div class="card-body" align="left">
         <div class="darkorange-text"><i class="bi bi-layout-text-sidebar-reverse"></i> RAW DATA</div>
@@ -45,6 +52,7 @@
         <div class="value-text">{{ kernel.raw_data }}</div>
       </div>
     </div>
+  {% endif %}
 
   <br>