From f3393824e4bc3c9a26fcf4d5559ae752cc011fca Mon Sep 17 00:00:00 2001
From: lalanza808 <lza_menace@protonmail.com>
Date: Fri, 3 Apr 2020 23:19:08 -0700
Subject: [PATCH] setting up tx pool

---
 src/data_types.rs         | 38 ++++++++++++++++++++++++++++++++++++--
 src/main.rs               | 39 ++++++++++++++++++++++++++++++++++++---
 static/css/main.css       |  4 ++++
 templates/index.html.tera | 35 +++++++++++++++++++++++++----------
 4 files changed, 101 insertions(+), 15 deletions(-)

diff --git a/src/data_types.rs b/src/data_types.rs
index 0916eb8..9b46049 100644
--- a/src/data_types.rs
+++ b/src/data_types.rs
@@ -2,7 +2,7 @@
 pub struct RPCPayload {
     pub jsonrpc: String,
     pub id: String,
-    pub method: String,
+    pub method: Option<String>,
     pub params: Option<RPCParams>
 }
 
@@ -11,7 +11,7 @@ impl Default for RPCPayload {
         RPCPayload {
             jsonrpc: "2.0".to_string(),
             id: "0".to_string(),
-            method: "get_info".to_string(),
+            method: None,
             params: None,
         }
     }
@@ -144,3 +144,37 @@ pub struct GetBlockResult {
     pub miner_tx_hash: String,
     pub tx_hashes: Option<Vec<String>>,
 }
+
+#[derive(Serialize, Deserialize, Hash, Eq, PartialEq, Debug)]
+pub struct GetTransactionPool {
+    pub credits: u32,
+    pub spent_key_images: Vec<SpentKeyImages>,
+    pub status: String,
+    pub top_hash: String,
+    pub transactions: Vec<Transactions>
+}
+
+#[derive(Serialize, Deserialize, Hash, Eq, PartialEq, Debug)]
+pub struct SpentKeyImages {
+    pub id_hash: String,
+    pub txs_hashes: Vec<String>
+}
+
+#[derive(Serialize, Deserialize, Hash, Eq, PartialEq, Debug)]
+pub struct Transactions {
+    pub blob_size: u32,
+    pub do_not_relay: bool,
+    pub double_spend_seen: bool,
+    pub fee: u64,
+    pub id_hash: String,
+    pub kept_by_block: bool,
+    pub last_failed_height: u32,
+    pub last_failed_id_hash: String,
+    pub last_relayed_time: i64,
+    pub max_used_block_height: u32,
+    pub max_used_block_id_hash: String,
+    pub receive_time: i64,
+    pub relayed: bool,
+    pub tx_blob: String,
+    pub weight: u32
+}
diff --git a/src/main.rs b/src/main.rs
index 071b755..ee3838c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -22,7 +22,7 @@ fn issue_rpc(method: &str, params: Option<RPCParams>) -> RequestBuilder {
         env::var("DAEMON_URI").unwrap()
     );
     let post_data = RPCPayload {
-        method: method.to_string(),
+        method: Some(method.to_string()),
         params: params,
         ..Default::default()
     };
@@ -39,6 +39,29 @@ fn issue_raw_rpc(method: &str, params: JsonValue) -> RequestBuilder {
     http_client.post(&url).json(&params)
 }
 
+fn build_rpc(method: &str, data: Option<JsonValue>, raw: bool) -> RequestBuilder {
+    let http_client = Client::new();
+    let daemon_uri = env::var("DAEMON_URI").unwrap();
+    match raw {
+        true => {
+            let uri = format!("{}/{}", &daemon_uri, &method);
+            if let None = data {
+                http_client.post(&uri)
+            } else {
+                http_client.post(&uri).json(&data)
+            }
+        },
+        false => {
+            let uri = format!("{}/json_rpc", &daemon_uri);
+            let data = RPCPayload {
+                method: Some(method.to_string()),
+                ..Default::default()
+            };
+            http_client.post(&uri).json(&data)
+        }
+    }
+}
+
 #[get("/block/hash/<block_hash>")]
 fn get_block_by_hash(block_hash: String) -> Template {
     let params = RPCParams {
@@ -120,9 +143,19 @@ fn search(value: &RawStr) -> Redirect {
 
 #[get("/")]
 fn index() -> Template {
-    let res: GetInfo = issue_rpc(&"get_info", None)
+    let daemon_info: GetInfo = issue_rpc(&"get_info", None)
         .send().unwrap().json().unwrap();
-    Template::render("index", &res.result)
+
+    let tx_pool: GetTransactionPool = build_rpc(
+        &"get_transaction_pool", None, true
+    ).send().unwrap().json().unwrap();
+
+    let context: JsonValue = json!({
+        "daemon_info": daemon_info.result,
+        "tx_pool": tx_pool.transactions
+    });
+
+    Template::render("index", context)
 }
 
 #[get("/error", )]
diff --git a/static/css/main.css b/static/css/main.css
index fe11603..e69fa21 100755
--- a/static/css/main.css
+++ b/static/css/main.css
@@ -283,3 +283,7 @@ p.subheader {
 .container td {
   font-size: 1.1em;
 }
+
+.tx-table th, .tx-table td {
+  text-align: center;
+}
diff --git a/templates/index.html.tera b/templates/index.html.tera
index cc0baa1..6a5b2a7 100644
--- a/templates/index.html.tera
+++ b/templates/index.html.tera
@@ -16,7 +16,7 @@
                    <header>
                      <h3>Version</h3>
                    </header>
-                   <p>{% if version %}{{ version }}{% else %}?{% endif %}</p>
+                   <p>{% if daemon_info.version %}{{ daemon_info.version }}{% else %}?{% endif %}</p>
                  </section>
                </div>
                <div class="col-3 col-6-medium col-12-small">
@@ -24,7 +24,7 @@
                    <header>
                      <h3>Difficulty</h3>
                    </header>
-                   <p>{{ difficulty }}</p>
+                   <p>{{ daemon_info.difficulty }}</p>
                  </section>
                </div>
                <div class="col-3 col-6-medium col-12-small">
@@ -32,7 +32,7 @@
                    <header>
                      <h3>Height</h3>
                    </header>
-                   <p>{{ height }}</p>
+                   <p>{{ daemon_info.height }}</p>
                  </section>
                </div>
                <div class="col-3 col-6-medium col-12-small">
@@ -40,7 +40,7 @@
                    <header>
                      <h3>Network</h3>
                    </header>
-                   <p>{{ nettype }}</p>
+                   <p>{{ daemon_info.nettype }}</p>
                  </section>
                </div>
                <div class="col-3 col-6-medium col-12-small">
@@ -48,7 +48,7 @@
                    <header>
                      <h3>Transactions</h3>
                    </header>
-                   <p>{{ tx_count }}</p>
+                   <p>{{ daemon_info.tx_count }}</p>
                  </section>
                </div>
                <div class="col-3 col-6-medium col-12-small">
@@ -56,7 +56,7 @@
                    <header>
                      <h3>Mempool Size</h3>
                    </header>
-                   <p>{{ tx_pool_size }}</p>
+                   <p>{{ daemon_info.tx_pool_size }}</p>
                  </section>
                </div>
                <div class="col-3 col-6-medium col-12-small">
@@ -64,7 +64,7 @@
                    <header>
                      <h3>Connections</h3>
                    </header>
-                   <p>{{ incoming_connections_count }} in / {{ outgoing_connections_count }} out</p>
+                   <p>{{ daemon_info.incoming_connections_count }} in / {{ daemon_info.outgoing_connections_count }} out</p>
                  </section>
                </div>
                <div class="col-3 col-6-medium col-12-small">
@@ -72,7 +72,7 @@
                    <header>
                      <h3>Status</h3>
                    </header>
-                   <p>{{ status }}</p>
+                   <p>{{ daemon_info.status }}</p>
                  </section>
                </div>
              </div>
@@ -81,8 +81,23 @@
      </div>
      <br><br>
      <header class="major">
-       <h2>Mempool Transactions</h2>
-       <p>soon</p>
+       <div class="tx-table">
+       <table>
+         <caption><h2>Transaction Pool</h2></caption>
+         <tr>
+           <th>Hash</th>
+           <th>Amount</th>
+           <th>Fee</th>
+         </tr>
+         {% for tx in tx_pool %}
+           <tr>
+             <td>{{ tx.id_hash | truncate(length=8) }}</td>
+             <td>?</td>
+             <td>{{ tx.fee / 1000000000000 }} XMR</td>
+           </tr>
+         {% endfor %}
+       </table>
+       </div>
      </header>
    </div>
  </section>