strict tsconfig, reverse resolve

wallet/index.html

@@ -158,9 +158,21 @@
           <input id="issue-tld" type="text" placeholder="test"/>
           <br>
           <button onclick="all_issued()">Find all issued by TLD</button>
+          <p id="issue-total"></p>
           <ul id="all-issued">
           </ul>
         </div>
+        <div>
+          <h3>Reverse Resolve</h3>
+          <label for="reverse-tld">TLD Name (no dot):</label>
+          <input id="reverse-tld" type="text" placeholder="test"/>
+          <br>
+          <label for="reverse-address">Address:</label>
+          <input id="reverse-address" type="text" placeholder="ban_abcd..."/>
+          <br>
+          <button onclick="reverse_resolve()">Find Domains for Address</button>
+          <ul id="reverse-resolved">
+          </ul>
       </div>
     </div>
 
@@ -282,6 +294,7 @@
           li.appendChild(a);
           ul.appendChild(li);
         }
+        d.g("issue-total").innerText = `${all.length} Issued`;
       }
 
       async function issue() {
@@ -340,6 +353,38 @@
         }
       }
 
+      async function find_bns_domains_for_account(account, tld) {
+        const resolver = new bns.Resolver(rpc2, tld_mapping);
+        //search up to 50 receivable blocks, find the what are likely to be Domain Resolver blocks
+        let receivable_resp = (await rpc.get_account_receivable(account, 50, "4224", true)).blocks;
+        let possible_domain_accounts = Object.keys(receivable_resp).filter((hash) => receivable_resp[hash].amount === "4224").map((hash) => receivable_resp[hash].source);
+        //now look through the last 500 received transactions
+        possible_domain_accounts.push(...(await rpc.get_account_history(account, 500)).history.filter((info) => info.type === "receive" && info.amount === "4224").map((info) => info.account));
+        let domains = [];
+        //now fetch those domains!
+        for (const possible of possible_domain_accounts) {
+          try {
+            let domain = await resolver.resolve_backwards_ish(possible, tld);
+            if (domain) domains.push(domain);
+          } catch (_) {}
+        }
+        return domains;
+      }
+
+      async function reverse_resolve() {
+        let ul = d.g("reverse-resolved");
+        ul.innerHTML = "";
+        const a = d.g("reverse-address").value;
+        const n = d.g("reverse-tld").value;
+        if (!tld_mapping[n]) return;
+        const all = await find_bns_domains_for_account(a, n);
+        for (const domain of all) {
+          let li = d.createElement("LI");
+          li.textContent = domain.name;
+          ul.appendChild(li);
+        }
+      }
+
       function seed_proceed() {
         d.g("start-2").style.display = "none";
         d.g("main").style.display = "grid";