feat: Create Invoice for Pubkey Tweak

fedimint · Jun 21, 2024 · bebd6da · bebd6da
1 parent 134fb91
commit bebd6da
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Showing 3 changed files with 154 additions and 0 deletions.
diff --git a/wrappers/fedimint-go/pkg/handlers/handler.go b/wrappers/fedimint-go/pkg/handlers/handler.go
@@ -2,6 +2,7 @@ package handlers
 
 import (
 	"fedimint-go-client/pkg/fedimint"
+	"fmt"
 	"html/template"
 	"net/http"
 	"strconv"
@@ -140,3 +141,66 @@ func (h *Handler) LnPayHandler(w http.ResponseWriter, r *http.Request) {
 	}
 
 }
+
+func (h *Handler) CreatePubKeyTweakInvoiceHandler(w http.ResponseWriter, r *http.Request) {
+	if r.Method == http.MethodPost {
+
+		pubKey := r.FormValue("pubkey")
+		tweak := r.FormValue("tweak")
+
+		num, err := strconv.ParseUint(tweak, 10, 64)
+		if err != nil {
+			fmt.Println("Error:", err)
+			return
+		}
+
+		amountMsatStr := r.FormValue("amountMsat")
+		if amountMsatStr == "" {
+			http.Error(w, "Amount (msat) is required", http.StatusBadRequest)
+			return
+		}
+		amountMsat, err := strconv.ParseUint(amountMsatStr, 10, 64)
+		if err != nil {
+			http.Error(w, "Invalid amountMsat: "+err.Error(), http.StatusBadRequest)
+			return
+		}
+		description := r.FormValue("description")
+		if description == "" {
+			http.Error(w, "Description is required", http.StatusBadRequest)
+			return
+		}
+		expTimeStr := r.FormValue("expiryTime")
+		expTime, err := strconv.Atoi(expTimeStr)
+		if err != nil {
+			http.Error(w, "Invalid expiryTime: "+err.Error(), http.StatusBadRequest)
+			return
+		}
+
+		gwIDStr := r.FormValue("gatewayId")
+		fedIDStr := r.FormValue("federationId")
+
+		invoiceResponse, err := h.Fc.Ln.CreateInvoiceForPubkeyTweak(pubKey, num, amountMsat, description, gwIDStr, &expTime, &fedIDStr)
+		if err != nil {
+			// Check if the error message contains "malformed public key" indicating a problem with gatewayId
+			if strings.Contains(err.Error(), "malformed public key") {
+				http.Error(w, "Invalid gatewayId provided", http.StatusBadRequest)
+				return
+			}
+			http.Error(w, "Error creating invoice: "+err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		err = h.Tmpl.ExecuteTemplate(w, "pub_key_invoice.gohtml", invoiceResponse.Invoice)
+		if err != nil {
+			http.Error(w, "Error executing template: "+err.Error(), http.StatusInternalServerError)
+			return
+		}
+	} else {
+		err := h.Tmpl.ExecuteTemplate(w, "pub_key_invoice.gohtml", nil)
+		if err != nil {
+			http.Error(w, "Error executing template: "+err.Error(), http.StatusInternalServerError)
+			return
+		}
+	}
+
+}
diff --git a/wrappers/fedimint-go/templates/invoice.gohtml b/wrappers/fedimint-go/templates/invoice.gohtml
@@ -9,5 +9,7 @@
     <h1>Welcome to Invoice System</h1>
     <button onclick="location.href='/create-invoice'">Create Invoice</button>
     <button onclick="location.href='/ln-pay'">Pay</button>
+    <button onclick="location.href='/create_invoice_pubkey_tweak'">Create Invoice For Pubkey Tweak</button>
+
 </body>
 </html>
diff --git a/wrappers/fedimint-go/templates/pub_key_invoice.gohtml b/wrappers/fedimint-go/templates/pub_key_invoice.gohtml
@@ -0,0 +1,88 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Create Invoice for Pubkey Tweak</title>
+    <style>
+        body {
+            font-family: Arial, sans-serif;
+            margin: 20px;
+            padding: 20px;
+            background-color: #f0f0f0;
+        }
+        .container {
+            background-color: #ffffff;
+            padding: 20px;
+            border-radius: 8px;
+            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
+        }
+        .form-group {
+            margin-bottom: 15px;
+        }
+        .form-group label {
+            display: block;
+            margin-bottom: 5px;
+        }
+        .form-group input {
+            width: 100%;
+            padding: 8px;
+            box-sizing: border-box;
+        }
+        .form-group button {
+            padding: 10px 20px;
+            background-color: #007BFF;
+            color: #ffffff;
+            border: none;
+            border-radius: 4px;
+            cursor: pointer;
+        }
+        .form-group button:hover {
+            background-color: #0056b3;
+        }
+    </style>
+</head>
+<body>
+    <div class="container">
+        <h1>Create Invoice for Pubkey Tweak</h1>
+        <form action="/create_invoice_pubkey_tweak" method="POST">
+            <div class="form-group">
+                <label for="pubkey">Public Key:</label>
+                <input type="text" id="pubkey" name="pubkey" required>
+            </div>
+              <div class="form-group">
+                <label for="tweak">Tweak:</label>
+                <input type="number" id="tweak" name="tweak" required>
+            </div>
+            <div class="form-group">
+                <label for="amountMsat">Amount:</label>
+                <input type="number" id="amountMsat" name="amountMsat" required>
+            </div>
+            <div class="form-group">
+                <label for="description">Description:</label>
+                <input type="text" id="description" name="description">
+            </div>
+             <div class="form-group">
+                <label for="expiryTime">ExpiryTime:</label>
+                <input type="text" id="expiryTime" name="expiryTime">
+            </div>
+              <div class="form-group">
+                <label for="gatewayId">GatewayId:</label>
+                <input type="text" id="gatewayId" name="gatewayId">
+            </div>
+              <div class="form-group">
+                <label for="federationId">FederationId:</label>
+                <input type="text" id="federationId" name="federationId">
+            </div>
+            <div class="form-group">
+                <button type="submit">Create Invoice</button>
+            </div>
+        </form>
+
+          {{if .}}
+        <p>Invoice: {{.}}</p>
+    {{end}}
+
+    </div>
+</body>
+</html>