pending_payment: convert js to ts

Create a pending_payment.ts model from the pending_payment.js model.

models/pending_payment.ts

@@ -0,0 +1,43 @@
+import mongoose, { Document, Schema } from 'mongoose';
+
+export interface IPendingPayment extends Document {
+    description: string;
+    amount: number;
+    attempts: number;
+    paid: boolean;
+    is_invoice_expired: boolean;
+    payment_request: string;
+    hash: string;
+    created_at: Date;
+    paid_at: Date;
+    user_id: string;
+    order_id: string;
+    community_id: string;
+}
+
+
+const PendingPaymentSchema = new Schema<IPendingPayment>({
+    description: { type: String },
+    amount: {
+        // amount in satoshis
+        type: Number,
+        min: [1, 'Minimum amount is 1 sat'],
+        validate: {
+            validator: Number.isInteger,
+            message: '{VALUE} is not an integer value',
+        },
+    },
+    attempts: { type: Number, min: 0, default: 0 },
+    paid: { type: Boolean, default: false },
+    is_invoice_expired: { type: Boolean, default: false },
+    payment_request: { type: String },
+    hash: { type: String },
+    created_at: { type: Date, default: Date.now },
+    paid_at: { type: Date },
+    user_id: { type: String },
+    order_id: { type: String },
+    community_id: { type: String },
+});
+
+
+module.exports = mongoose.model<IPendingPayment>('PendingPayment', PendingPaymentSchema);