From 3212155a4302f6bffe0b6fad39dc3facf6b6d74b Mon Sep 17 00:00:00 2001
From: Kieran <kieran@harkin.me>
Date: Thu, 30 Mar 2023 19:21:33 +0100
Subject: [PATCH] feat: nip5 manager

---
 packages/app/src/Const.ts                     |   2 +-
 packages/app/src/Feed/EventPublisher.ts       |   3 +-
 packages/app/src/Nip05/ServiceProvider.ts     |  18 +--
 .../app/src/Nip05/SnortServiceProvider.ts     |  50 ++++++++
 packages/app/src/Pages/SettingsPage.tsx       |   5 +
 packages/app/src/Pages/settings/Index.tsx     |   5 +
 .../app/src/Pages/settings/ManageNip5.tsx     | 113 ++++++++++++++++++
 packages/nostr/src/legacy/EventKind.ts        |   1 +
 8 files changed, 187 insertions(+), 10 deletions(-)
 create mode 100644 packages/app/src/Nip05/SnortServiceProvider.ts
 create mode 100644 packages/app/src/Pages/settings/ManageNip5.tsx

diff --git a/packages/app/src/Const.ts b/packages/app/src/Const.ts
index 4d176c9..c2f0120 100644
--- a/packages/app/src/Const.ts
+++ b/packages/app/src/Const.ts
@@ -3,7 +3,7 @@ import { RelaySettings } from "@snort/nostr";
 /**
  * Add-on api for snort features
  */
-export const ApiHost = "https://api.snort.social";
+export const ApiHost = "http://localhost:5097";
 
 /**
  * LibreTranslate endpoint
diff --git a/packages/app/src/Feed/EventPublisher.ts b/packages/app/src/Feed/EventPublisher.ts
index dfff971..e4769b6 100644
--- a/packages/app/src/Feed/EventPublisher.ts
+++ b/packages/app/src/Feed/EventPublisher.ts
@@ -370,10 +370,11 @@ export default function useEventPublisher() {
         publicKey: pubKey,
       };
     },
-    generic: async (content: string, kind: EventKind) => {
+    generic: async (content: string, kind: EventKind, tags?: Array<Array<string>>) => {
       if (pubKey) {
         const ev = EventExt.forPubKey(pubKey, kind);
         ev.content = content;
+        ev.tags = tags ?? [];
         return await signEvent(ev);
       }
     },
diff --git a/packages/app/src/Nip05/ServiceProvider.ts b/packages/app/src/Nip05/ServiceProvider.ts
index 42c97e3..09ea680 100644
--- a/packages/app/src/Nip05/ServiceProvider.ts
+++ b/packages/app/src/Nip05/ServiceProvider.ts
@@ -16,6 +16,7 @@ export type ServiceErrorCode =
 
 export interface ServiceError {
   error: ServiceErrorCode;
+  errors: Array<string>;
 }
 
 export interface ServiceConfig {
@@ -67,18 +68,18 @@ export class ServiceProvider {
   }
 
   async GetConfig(): Promise<ServiceConfig | ServiceError> {
-    return await this._GetJson("/config.json");
+    return await this.getJson("/config.json");
   }
 
   async CheckAvailable(handle: string, domain: string): Promise<HandleAvailability | ServiceError> {
-    return await this._GetJson("/registration/availability", "POST", {
+    return await this.getJson("/registration/availability", "POST", {
       name: handle,
       domain,
     });
   }
 
   async RegisterHandle(handle: string, domain: string, pubkey: string): Promise<HandleRegisterResponse | ServiceError> {
-    return await this._GetJson("/registration/register", "PUT", {
+    return await this.getJson("/registration/register", "PUT", {
       name: handle,
       domain,
       pk: pubkey,
@@ -87,11 +88,12 @@ export class ServiceProvider {
   }
 
   async CheckRegistration(token: string): Promise<CheckRegisterResponse | ServiceError> {
-    return await this._GetJson("/registration/register/check", "POST", undefined, {
+    return await this.getJson("/registration/register/check", "POST", undefined, {
       authorization: token,
     });
   }
-  async _GetJson<T>(
+
+  protected async getJson<T>(
     path: string,
     method?: "GET" | string,
     body?: { [key: string]: string },
@@ -110,12 +112,12 @@ export class ServiceProvider {
 
       const obj = await rsp.json();
       if ("error" in obj) {
-        return <ServiceError>obj;
+        return obj as ServiceError;
       }
-      return obj;
+      return obj as T;
     } catch (e) {
       console.warn(e);
     }
-    return { error: "UNKNOWN_ERROR" };
+    return { error: "UNKNOWN_ERROR", errors: [] };
   }
 }
diff --git a/packages/app/src/Nip05/SnortServiceProvider.ts b/packages/app/src/Nip05/SnortServiceProvider.ts
new file mode 100644
index 0000000..8cce85f
--- /dev/null
+++ b/packages/app/src/Nip05/SnortServiceProvider.ts
@@ -0,0 +1,50 @@
+import { EventKind } from "@snort/nostr";
+import { EventPublisher } from "Feed/EventPublisher";
+import { ServiceError, ServiceProvider } from "./ServiceProvider";
+
+export interface ManageHandle {
+  id: string;
+  handle: string;
+  domain: string;
+  pubkey: string;
+  created: Date;
+}
+
+export default class SnortServiceProvider extends ServiceProvider {
+  readonly #publisher: EventPublisher;
+
+  constructor(publisher: EventPublisher, url: string | URL) {
+    super(url);
+    this.#publisher = publisher;
+  }
+
+  async list() {
+    return this.getJsonAuthd<Array<ManageHandle>>("/list", "GET");
+  }
+
+  async transfer(id: string, to: string) {
+    return this.getJsonAuthd<object>(`/${id}?to=${to}`, "PATCH");
+  }
+
+  async getJsonAuthd<T>(
+    path: string,
+    method?: "GET" | string,
+    body?: { [key: string]: string },
+    headers?: { [key: string]: string }
+  ): Promise<T | ServiceError> {
+    const auth = await this.#publisher.generic("", EventKind.HttpAuthentication, [
+      ["url", `${this.url}${path}`],
+      ["method", method ?? "GET"],
+    ]);
+    if (!auth) {
+      return {
+        error: "INVALID_TOKEN",
+      } as ServiceError;
+    }
+
+    return this.getJson<T>(path, method, body, {
+      ...headers,
+      authorization: `Nostr ${window.btoa(JSON.stringify(auth))}`,
+    });
+  }
+}
diff --git a/packages/app/src/Pages/SettingsPage.tsx b/packages/app/src/Pages/SettingsPage.tsx
index aa77ee9..3228314 100644
--- a/packages/app/src/Pages/SettingsPage.tsx
+++ b/packages/app/src/Pages/SettingsPage.tsx
@@ -6,6 +6,7 @@ import Relay from "Pages/settings/Relays";
 import Preferences from "Pages/settings/Preferences";
 import RelayInfo from "Pages/settings/RelayInfo";
 import { WalletSettingsRoutes } from "Pages/settings/WalletSettings";
+import Nip5ManagePage from "Pages/settings/ManageNip5";
 
 import messages from "./messages";
 
@@ -43,5 +44,9 @@ export const SettingsRoutes: RouteObject[] = [
     path: "preferences",
     element: <Preferences />,
   },
+  {
+    path: "nip5",
+    element: <Nip5ManagePage />,
+  },
   ...WalletSettingsRoutes,
 ];
diff --git a/packages/app/src/Pages/settings/Index.tsx b/packages/app/src/Pages/settings/Index.tsx
index 1ec45fd..678758e 100644
--- a/packages/app/src/Pages/settings/Index.tsx
+++ b/packages/app/src/Pages/settings/Index.tsx
@@ -47,6 +47,11 @@ const SettingsIndex = () => {
           <FormattedMessage {...messages.Donate} />
           <Icon name="arrowFront" />
         </div>
+        <div className="settings-row" onClick={() => navigate("nip5")}>
+          <Icon name="badge" />
+          <FormattedMessage defaultMessage="Manage Nostr Adddress (NIP-05)" />
+          <Icon name="arrowFront" />
+        </div>
         <div className="settings-row" onClick={handleLogout}>
           <Icon name="logout" />
           <FormattedMessage {...messages.LogOut} />
diff --git a/packages/app/src/Pages/settings/ManageNip5.tsx b/packages/app/src/Pages/settings/ManageNip5.tsx
new file mode 100644
index 0000000..048f98f
--- /dev/null
+++ b/packages/app/src/Pages/settings/ManageNip5.tsx
@@ -0,0 +1,113 @@
+import { useEffect, useState } from "react";
+import { FormattedMessage, useIntl } from "react-intl";
+import { Link } from "react-router-dom";
+
+import { ApiHost } from "Const";
+import Modal from "Element/Modal";
+import useEventPublisher from "Feed/EventPublisher";
+import { ServiceError } from "Nip05/ServiceProvider";
+import SnortServiceProvider, { ManageHandle } from "Nip05/SnortServiceProvider";
+
+export default function Nip5ManagePage() {
+  const publisher = useEventPublisher();
+  const { formatMessage } = useIntl();
+  const [handles, setHandles] = useState<Array<ManageHandle>>();
+  const [transfer, setTransfer] = useState("");
+  const [newKey, setNewKey] = useState("");
+  const [error, setError] = useState<Array<string>>([]);
+  const sp = new SnortServiceProvider(publisher, `${ApiHost}/api/v1/n5sp`);
+
+  useEffect(() => {
+    loadHandles().catch(console.error);
+  }, []);
+
+  async function loadHandles() {
+    const list = await sp.list();
+    setHandles(list as Array<ManageHandle>);
+  }
+
+  async function startTransfer() {
+    if (!transfer || !newKey) return;
+    setError([]);
+    const rsp = await sp.transfer(transfer, newKey);
+    if ("error" in rsp) {
+      setError((rsp as ServiceError).errors);
+      return;
+    }
+    await loadHandles();
+    setTransfer("");
+    setNewKey("");
+  }
+
+  function close() {
+    setTransfer("");
+    setNewKey("");
+    setError([]);
+  }
+
+  if (!handles) {
+    return null;
+  }
+  return (
+    <>
+      <h3>
+        <FormattedMessage defaultMessage="Nostr Address" />
+      </h3>
+      {handles.length === 0 && (
+        <FormattedMessage
+          defaultMessage="It looks like you dont have any, check {link} to buy one!"
+          values={{
+            link: (
+              <Link to="/verification">
+                <FormattedMessage defaultMessage="Verification" />
+              </Link>
+            ),
+          }}
+        />
+      )}
+      {handles.map(a => (
+        <>
+          <div className="card flex" key={a.id}>
+            <div className="f-grow">
+              <h4 className="nip05">
+                {a.handle}@
+                <span className="domain" data-domain={a.domain?.toLowerCase()}>
+                  {a.domain}
+                </span>
+              </h4>
+            </div>
+            <div>
+              <button className="button" onClick={() => setTransfer(a.id)}>
+                <FormattedMessage defaultMessage="Transfer" />
+              </button>
+            </div>
+          </div>
+        </>
+      ))}
+      {transfer && (
+        <Modal onClose={close}>
+          <h4>
+            <FormattedMessage defaultMessage="Transfer to Pubkey" />
+          </h4>
+          <div className="flex">
+            <div className="f-grow">
+              <input
+                type="text"
+                className="w-max mr10"
+                placeholder={formatMessage({
+                  defaultMessage: "Public key (npub/nprofile)",
+                })}
+                value={newKey}
+                onChange={e => setNewKey(e.target.value)}
+              />
+            </div>
+            <button className="button" onClick={() => startTransfer()}>
+              <FormattedMessage defaultMessage="Transfer" />
+            </button>
+          </div>
+          {error && <b className="error">{error}</b>}
+        </Modal>
+      )}
+    </>
+  );
+}
diff --git a/packages/nostr/src/legacy/EventKind.ts b/packages/nostr/src/legacy/EventKind.ts
index b8d1e79..236b1c3 100644
--- a/packages/nostr/src/legacy/EventKind.ts
+++ b/packages/nostr/src/legacy/EventKind.ts
@@ -19,6 +19,7 @@ enum EventKind {
   ProfileBadges = 30008, // NIP-58
   ZapRequest = 9734, // NIP 57
   ZapReceipt = 9735, // NIP 57
+  HttpAuthentication = 27235, // NIP XX - HTTP Authentication
 }
 
 export default EventKind;