feat: private key login

src/common/constants.ts

@@ -1,4 +1,5 @@
 export const StorageKey = {
   THEME_SETTING: 'themeSetting',
-  RELAY_GROUPS: 'relayGroups'
+  RELAY_GROUPS: 'relayGroups',
+  ACCOUNT: 'account'
 }

src/common/types.ts

@@ -17,11 +17,17 @@ export type TTheme = 'light' | 'dark'
 
 export type TDraftEvent = Pick<Event, 'content' | 'created_at' | 'kind' | 'tags'>
 
+export interface ISigner {
+  getPublicKey: () => Promise<string | null>
+  signEvent: (draftEvent: TDraftEvent) => Promise<Event | null>
+}
+
 export type TElectronWindow = {
   electron: ElectronAPI
   api: {
     system: {
       isEncryptionAvailable: () => Promise<boolean>
+      getSelectedStorageBackend: () => Promise<string>
     }
     theme: {
       addChangeListener: (listener: (theme: TTheme) => void) => void
@@ -31,6 +37,7 @@ export type TElectronWindow = {
     storage: {
       getItem: (key: string) => Promise<string>
       setItem: (key: string, value: string) => Promise<void>
+      removeItem: (key: string) => Promise<void>
     }
     nostr: {
       login: (nsec: string) => Promise<{
@@ -40,8 +47,10 @@ export type TElectronWindow = {
       logout: () => Promise<void>
     }
   }
-  nostr: {
+  nostr: ISigner
-    getPublicKey: () => Promise<string | null>
+}
-    signEvent: (draftEvent: TDraftEvent) => Promise<Event | null>
+
-  }
+export type TAccount = {
+  signerType: 'nsec' | 'browser-nsec' | 'nip-07'
+  nsec?: string
 }

src/main/index.ts

@@ -78,6 +78,15 @@ app.whenReady().then(async () => {
   nostrService.init()
 
   ipcMain.handle('system:isEncryptionAvailable', () => safeStorage.isEncryptionAvailable())
+  ipcMain.handle('system:getSelectedStorageBackend', () => {
+    if (process.platform === 'darwin') {
+      return 'keychain'
+    }
+    if (process.platform === 'win32') {
+      return 'dpapi'
+    }
+    return safeStorage.getSelectedStorageBackend()
+  })
 
   createWindow()
 

src/main/services/storage.service.ts

@@ -17,6 +17,7 @@ export class StorageService {
   init() {
     ipcMain.handle('storage:getItem', (_, key: string) => this.getItem(key))
     ipcMain.handle('storage:setItem', (_, key: string, value: string) => this.setItem(key, value))
+    ipcMain.handle('storage:removeItem', (_, key: string) => this.removeItem(key))
   }
 
   getItem(key: string): string | undefined {
@@ -29,6 +30,15 @@ export class StorageService {
 
   setItem(key: string, value: string) {
     this.config[key] = value
+    this.setWriteTimeout()
+  }
+
+  removeItem(key: string) {
+    delete this.config[key]
+    this.setWriteTimeout()
+  }
+
+  private setWriteTimeout() {
     if (this.writeTimer) return
 
     this.writeTimer = setTimeout(() => {

src/preload/index.ts

@@ -5,7 +5,8 @@ import { contextBridge, ipcRenderer } from 'electron'
 // Custom APIs for renderer
 const api = {
   system: {
-    isEncryptionAvailable: () => ipcRenderer.invoke('system:isEncryptionAvailable')
+    isEncryptionAvailable: () => ipcRenderer.invoke('system:isEncryptionAvailable'),
+    getSelectedStorageBackend: () => ipcRenderer.invoke('system:getSelectedStorageBackend')
   },
   theme: {
     addChangeListener: (listener: (theme: TTheme) => void) => {
@@ -20,7 +21,8 @@ const api = {
   },
   storage: {
     getItem: (key: string) => ipcRenderer.invoke('storage:getItem', key),
-    setItem: (key: string, value: string) => ipcRenderer.invoke('storage:setItem', key, value)
+    setItem: (key: string, value: string) => ipcRenderer.invoke('storage:setItem', key, value),
+    removeItem: (key: string) => ipcRenderer.invoke('storage:removeItem', key)
   },
   nostr: {
     login: (nsec: string) => ipcRenderer.invoke('nostr:login', nsec),

src/renderer/src/components/LoginDialog/NsecLogin.tsx

@@ -0,0 +1,66 @@
+import { Button } from '@renderer/components/ui/button'
+import { Input } from '@renderer/components/ui/input'
+import { IS_ELECTRON, isElectron } from '@renderer/lib/env'
+import { useNostr } from '@renderer/providers/NostrProvider'
+import { useEffect, useState } from 'react'
+import { useTranslation } from 'react-i18next'
+
+export default function PrivateKeyLogin({ onLoginSuccess }: { onLoginSuccess: () => void }) {
+  const { t } = useTranslation()
+  const { nsecLogin } = useNostr()
+  const [nsec, setNsec] = useState('')
+  const [errMsg, setErrMsg] = useState<string | null>(null)
+  const [storageBackend, setStorageBackend] = useState('unknown')
+
+  useEffect(() => {
+    const init = async () => {
+      if (!isElectron(window)) return
+
+      const backend = await window.api.system.getSelectedStorageBackend()
+      setStorageBackend(backend)
+    }
+    init()
+  }, [])
+
+  const handleInputChange = (e: React.ChangeEvent<HTMLInputElement>) => {
+    setNsec(e.target.value)
+    setErrMsg(null)
+  }
+
+  const handleLogin = () => {
+    if (nsec === '') return
+
+    nsecLogin(nsec)
+      .then(() => onLoginSuccess())
+      .catch((err) => {
+        setErrMsg(err.message)
+      })
+  }
+
+  return (
+    <>
+      <div className="text-orange-400">
+        {!IS_ELECTRON
+          ? t(
+              'Using private key login is insecure. It is recommended to use a browser extension for login, such as alby, nostr-keyx or nos2x.'
+            )
+          : ['unknown', 'basic_text'].includes(storageBackend)
+            ? t('There are no secret keys stored on this device. Your nsec will be unprotected.')
+            : t('Your nsec will be encrypted using the {{backend}}.', {
+                backend: storageBackend
+              })}
+      </div>
+      <div className="space-y-1">
+        <Input
+          type="password"
+          placeholder="nsec1.."
+          value={nsec}
+          onChange={handleInputChange}
+          className={errMsg ? 'border-destructive' : ''}
+        />
+        {errMsg && <div className="text-xs text-destructive pl-3">{errMsg}</div>}
+      </div>
+      <Button onClick={handleLogin}>{t('Login')}</Button>
+    </>
+  )
+}

src/renderer/src/components/LoginDialog/index.tsx

@@ -6,10 +6,11 @@ import {
   DialogHeader,
   DialogTitle
 } from '@renderer/components/ui/dialog'
-import { Input } from '@renderer/components/ui/input'
+import { IS_ELECTRON } from '@renderer/lib/env'
 import { useNostr } from '@renderer/providers/NostrProvider'
+import { ArrowLeft } from 'lucide-react'
 import { Dispatch, useState } from 'react'
-import { useTranslation } from 'react-i18next'
+import PrivateKeyLogin from './NsecLogin'
 
 export default function LoginDialog({
   open,
@@ -18,49 +19,38 @@ export default function LoginDialog({
   open: boolean
   setOpen: Dispatch<boolean>
 }) {
-  const { t } = useTranslation()
+  const [loginMethod, setLoginMethod] = useState<'nsec' | 'nip07' | null>(null)
-  const { login, canLogin } = useNostr()
+  const { nip07Login } = useNostr()
-  const [nsec, setNsec] = useState('')
-  const [errMsg, setErrMsg] = useState<string | null>(null)
-
-  const handleInputChange = (e: React.ChangeEvent<HTMLInputElement>) => {
-    setNsec(e.target.value)
-    setErrMsg(null)
-  }
-
-  const handleLogin = () => {
-    if (nsec === '') return
-
-    login(nsec)
-      .then(() => setOpen(false))
-      .catch((err) => {
-        setErrMsg(err.message)
-      })
-  }
 
   return (
     <Dialog open={open} onOpenChange={setOpen}>
-      <DialogContent className="w-80">
+      <DialogContent className="w-96">
         <DialogHeader>
           <DialogTitle className="hidden" />
-          <DialogDescription className="text-destructive">
+          <DialogDescription className="hidden" />
-            {!canLogin && 'Encryption is not available in your device.'}
-          </DialogDescription>
         </DialogHeader>
-        <div className="space-y-1">
+        {loginMethod === 'nsec' ? (
-          <Input
+          <>
-            type="password"
+            <div
-            placeholder="nsec1.."
+              className="absolute left-4 top-4 opacity-70 hover:opacity-100 cursor-pointer"
-            value={nsec}
+              onClick={() => setLoginMethod(null)}
-            onChange={handleInputChange}
+            >
-            className={errMsg ? 'border-destructive' : ''}
+              <ArrowLeft className="h-4 w-4" />
-            disabled={!canLogin}
+            </div>
-          />
+            <PrivateKeyLogin onLoginSuccess={() => setOpen(false)} />
-          {errMsg && <div className="text-xs text-destructive pl-3">{errMsg}</div>}
+          </>
-        </div>
+        ) : (
-        <Button onClick={handleLogin} disabled={!canLogin}>
+          <>
-          {t('Login')}
+            {!IS_ELECTRON && !!window.nostr && (
-        </Button>
+              <Button onClick={() => nip07Login().then(() => setOpen(false))} className="w-full">
+                Login with NIP-07
+              </Button>
+            )}
+            <Button variant="secondary" onClick={() => setLoginMethod('nsec')} className="w-full">
+              Login with Private Key
+            </Button>
+          </>
+        )}
       </DialogContent>
     </Dialog>
   )

src/renderer/src/hooks/useSearchProfiles.tsx

@@ -11,6 +11,8 @@ export function useSearchProfiles(search: string, limit: number) {
 
   useEffect(() => {
     const fetchProfiles = async () => {
+      if (!search) return
+
       setIsFetching(true)
       setProfiles([])
       if (searchableRelayUrls.length === 0) {

src/renderer/src/i18n/en.ts

@@ -78,6 +78,12 @@ export default {
     'Notes & Replies': 'Notes & Replies',
     notifications: 'notifications',
     Notifications: 'Notifications',
-    'no more notifications': 'no more notifications'
+    'no more notifications': 'no more notifications',
+    'There are no secret keys stored on this device. Your nsec will be unprotected.':
+      'There are no secret keys stored on this device. Your nsec will be unprotected.',
+    'Your nsec will be encrypted using the {{backend}}.':
+      'Your nsec will be encrypted using the {{backend}}.',
+    'Using private key login is insecure. It is recommended to use a browser extension for login, such as alby, nostr-keyx or nos2x.':
+      'Using private key login is insecure. It is recommended to use a browser extension for login, such as alby, nostr-keyx or nos2x.'
   }
 }

src/renderer/src/i18n/zh.ts

@@ -77,6 +77,11 @@ export default {
     'Notes & Replies': '笔记 & 回复',
     notifications: '通知',
     Notifications: '通知',
-    'no more notifications': '到底了'
+    'no more notifications': '到底了',
+    'There are no secret keys stored on this device. Your nsec will be unprotected.':
+      '此设备上没有可用的密码管理工具。您的密钥将不受保护',
+    'Your nsec will be encrypted using the {{backend}}.': '您的密钥将使用 {{backend}} 加密',
+    'Using private key login is insecure. It is recommended to use a browser extension for login, such as alby, nostr-keyx or nos2x.':
+      '使用私钥登录是不安全的。建议使用浏览器插件进行登录，例如 alby、nostr-keyx 或 nos2x'
   }
 }

src/renderer/src/providers/NostrProvider.tsx

@@ -1,184 +0,0 @@
-import { TDraftEvent } from '@common/types'
-import LoginDialog from '@renderer/components/LoginDialog'
-import { useToast } from '@renderer/hooks'
-import { useFetchRelayList } from '@renderer/hooks/useFetchRelayList'
-import { IS_ELECTRON, isElectron } from '@renderer/lib/env'
-import client from '@renderer/services/client.service'
-import dayjs from 'dayjs'
-import { Event, kinds } from 'nostr-tools'
-import { createContext, useContext, useEffect, useState } from 'react'
-import { useRelaySettings } from './RelaySettingsProvider'
-
-type TNostrContext = {
-  isReady: boolean
-  pubkey: string | null
-  canLogin: boolean
-  login: (nsec: string) => Promise<string>
-  logout: () => Promise<void>
-  nip07Login: () => Promise<string>
-  /**
-   * Default publish the event to current relays, user's write relays and additional relays
-   */
-  publish: (draftEvent: TDraftEvent, additionalRelayUrls?: string[]) => Promise<Event>
-  signHttpAuth: (url: string, method: string) => Promise<string>
-  signEvent: (draftEvent: TDraftEvent) => Promise<Event>
-  checkLogin: (cb?: () => void | Promise<void>) => void
-}
-
-const NostrContext = createContext<TNostrContext | undefined>(undefined)
-
-export const useNostr = () => {
-  const context = useContext(NostrContext)
-  if (!context) {
-    throw new Error('useNostr must be used within a NostrProvider')
-  }
-  return context
-}
-
-export function NostrProvider({ children }: { children: React.ReactNode }) {
-  const { toast } = useToast()
-  const [isReady, setIsReady] = useState(false)
-  const [pubkey, setPubkey] = useState<string | null>(null)
-  const [canLogin, setCanLogin] = useState(false)
-  const [openLoginDialog, setOpenLoginDialog] = useState(false)
-  const { relayUrls: currentRelayUrls } = useRelaySettings()
-  const relayList = useFetchRelayList(pubkey)
-
-  useEffect(() => {
-    if (window.nostr) {
-      window.nostr.getPublicKey().then((pubkey) => {
-        if (pubkey) {
-          setPubkey(pubkey)
-        }
-        setIsReady(true)
-      })
-    } else {
-      setIsReady(true)
-    }
-    if (isElectron(window)) {
-      window.api?.system.isEncryptionAvailable().then((isEncryptionAvailable) => {
-        setCanLogin(isEncryptionAvailable)
-      })
-    } else {
-      setCanLogin(!!window.nostr)
-    }
-  }, [])
-
-  const login = async (nsec: string) => {
-    if (!canLogin) {
-      throw new Error('encryption is not available')
-    }
-    if (!isElectron(window)) {
-      throw new Error('login is not available')
-    }
-    const { pubkey, reason } = await window.api.nostr.login(nsec)
-    if (!pubkey) {
-      throw new Error(reason ?? 'invalid nsec')
-    }
-    setPubkey(pubkey)
-    return pubkey
-  }
-
-  const nip07Login = async () => {
-    if (IS_ELECTRON) {
-      throw new Error('electron app should not use nip07 login')
-    }
-
-    if (!window.nostr) {
-      throw new Error(
-        'You need to install a nostr signer extension to login. Such as Alby or nos2x'
-      )
-    }
-
-    const pubkey = await window.nostr.getPublicKey()
-    if (!pubkey) {
-      throw new Error('You did not allow to access your pubkey')
-    }
-    setPubkey(pubkey)
-    return pubkey
-  }
-
-  const logout = async () => {
-    if (isElectron(window)) {
-      await window.api.nostr.logout()
-    }
-    setPubkey(null)
-    client.clearNotificationsCache()
-  }
-
-  const publish = async (draftEvent: TDraftEvent, additionalRelayUrls: string[] = []) => {
-    const event = await window.nostr?.signEvent(draftEvent)
-    if (!event) {
-      throw new Error('sign event failed')
-    }
-    await client.publishEvent(
-      relayList.write.concat(additionalRelayUrls).concat(currentRelayUrls),
-      event
-    )
-    return event
-  }
-
-  const signEvent = async (draftEvent: TDraftEvent) => {
-    const event = await window.nostr?.signEvent(draftEvent)
-    if (!event) {
-      throw new Error('sign event failed')
-    }
-    return event
-  }
-
-  const signHttpAuth = async (url: string, method: string) => {
-    const event = await window.nostr?.signEvent({
-      content: '',
-      kind: kinds.HTTPAuth,
-      created_at: dayjs().unix(),
-      tags: [
-        ['u', url],
-        ['method', method]
-      ]
-    })
-    if (!event) {
-      throw new Error('sign event failed')
-    }
-    return 'Nostr ' + btoa(JSON.stringify(event))
-  }
-
-  const checkLogin = async (cb?: () => void) => {
-    if (pubkey) {
-      return cb && cb()
-    }
-    if (IS_ELECTRON) {
-      return setOpenLoginDialog(true)
-    }
-    try {
-      await nip07Login()
-    } catch (err) {
-      toast({
-        title: 'Login failed',
-        description: (err as Error).message,
-        variant: 'destructive'
-      })
-      return
-    }
-    return cb && cb()
-  }
-
-  return (
-    <NostrContext.Provider
-      value={{
-        isReady,
-        pubkey,
-        canLogin,
-        login,
-        nip07Login,
-        logout,
-        publish,
-        signHttpAuth,
-        checkLogin,
-        signEvent
-      }}
-    >
-      {children}
-      <LoginDialog open={openLoginDialog} setOpen={setOpenLoginDialog} />
-    </NostrContext.Provider>
-  )
-}

src/renderer/src/providers/NostrProvider/browser-nsec.signer.ts

@@ -0,0 +1,41 @@
+import { ISigner, TDraftEvent } from '@common/types'
+import { bytesToHex } from '@noble/hashes/utils'
+import { finalizeEvent, getPublicKey, nip19 } from 'nostr-tools'
+
+export class BrowserNsecSigner implements ISigner {
+  private privkey: Uint8Array | null = null
+  private pubkey: string | null = null
+
+  login(nsec: string) {
+    const { type, data } = nip19.decode(nsec)
+    if (type !== 'nsec') {
+      throw new Error('invalid nsec')
+    }
+
+    this.privkey = data
+    this.pubkey = getPublicKey(data)
+    window.localStorage.setItem('private_key', bytesToHex(data))
+    return this.pubkey
+  }
+
+  logout() {
+    window.localStorage.removeItem('private_key')
+  }
+
+  async getPublicKey() {
+    return this.pubkey
+  }
+
+  async signEvent(draftEvent: TDraftEvent) {
+    if (!this.privkey) {
+      return null
+    }
+
+    try {
+      return finalizeEvent(draftEvent, this.privkey)
+    } catch (error) {
+      console.error(error)
+      return null
+    }
+  }
+}

src/renderer/src/providers/NostrProvider/index.tsx

@@ -0,0 +1,222 @@
+import { ISigner, TDraftEvent } from '@common/types'
+import LoginDialog from '@renderer/components/LoginDialog'
+import { useToast } from '@renderer/hooks'
+import { useFetchRelayList } from '@renderer/hooks/useFetchRelayList'
+import { isElectron } from '@renderer/lib/env'
+import client from '@renderer/services/client.service'
+import storage from '@renderer/services/storage.service'
+import dayjs from 'dayjs'
+import { Event, kinds } from 'nostr-tools'
+import { createContext, useContext, useEffect, useState } from 'react'
+import { useRelaySettings } from '../RelaySettingsProvider'
+import { BrowserNsecSigner } from './browser-nsec.signer'
+import { Nip07Signer } from './nip-07.signer'
+import { NsecSigner } from './nsec.signer'
+
+type TNostrContext = {
+  isReady: boolean
+  pubkey: string | null
+  setPubkey: (pubkey: string) => void
+  nsecLogin: (nsec: string) => Promise<string>
+  logout: () => Promise<void>
+  nip07Login: () => Promise<void>
+  /**
+   * Default publish the event to current relays, user's write relays and additional relays
+   */
+  publish: (draftEvent: TDraftEvent, additionalRelayUrls?: string[]) => Promise<Event>
+  signHttpAuth: (url: string, method: string) => Promise<string>
+  signEvent: (draftEvent: TDraftEvent) => Promise<Event>
+  checkLogin: (cb?: () => void | Promise<void>) => void
+}
+
+const NostrContext = createContext<TNostrContext | undefined>(undefined)
+
+export const useNostr = () => {
+  const context = useContext(NostrContext)
+  if (!context) {
+    throw new Error('useNostr must be used within a NostrProvider')
+  }
+  return context
+}
+
+export function NostrProvider({ children }: { children: React.ReactNode }) {
+  const { toast } = useToast()
+  const [isReady, setIsReady] = useState(false)
+  const [pubkey, setPubkey] = useState<string | null>(null)
+  const [signer, setSigner] = useState<ISigner | null>(null)
+  const [openLoginDialog, setOpenLoginDialog] = useState(false)
+  const { relayUrls: currentRelayUrls } = useRelaySettings()
+  const relayList = useFetchRelayList(pubkey)
+
+  useEffect(() => {
+    const init = async () => {
+      const account = await storage.getAccountInfo()
+      if (!account) {
+        if (isElectron(window) || !window.nostr) {
+          return setIsReady(true)
+        }
+
+        // For browser env, attempt to login with nip-07
+        const nip07Signer = new Nip07Signer()
+        const pubkey = await nip07Signer.getPublicKey()
+        if (!pubkey) {
+          return setIsReady(true)
+        }
+        setPubkey(pubkey)
+        setSigner(nip07Signer)
+        return setIsReady(true)
+      }
+
+      if (account.signerType === 'nsec') {
+        const nsecSigner = new NsecSigner()
+        const pubkey = await nsecSigner.getPublicKey()
+        if (!pubkey) {
+          await storage.setAccountInfo(null)
+          return setIsReady(true)
+        }
+        setPubkey(pubkey)
+        setSigner(nsecSigner)
+        return setIsReady(true)
+      }
+
+      if (account.signerType === 'browser-nsec') {
+        if (!account.nsec) {
+          await storage.setAccountInfo(null)
+          return setIsReady(true)
+        }
+        const browserNsecSigner = new BrowserNsecSigner()
+        const pubkey = browserNsecSigner.login(account.nsec)
+        setPubkey(pubkey)
+        setSigner(browserNsecSigner)
+        return setIsReady(true)
+      }
+
+      if (account.signerType === 'nip-07') {
+        const nip07Signer = new Nip07Signer()
+        const pubkey = await nip07Signer.getPublicKey()
+        if (!pubkey) {
+          await storage.setAccountInfo(null)
+          return setIsReady(true)
+        }
+        setPubkey(pubkey)
+        setSigner(nip07Signer)
+        return setIsReady(true)
+      }
+
+      await storage.setAccountInfo(null)
+      return setIsReady(true)
+    }
+    init().catch(() => {
+      storage.setAccountInfo(null)
+      setIsReady(true)
+    })
+  }, [])
+
+  const nsecLogin = async (nsec: string) => {
+    if (isElectron(window)) {
+      const nsecSigner = new NsecSigner()
+      const { pubkey, reason } = await nsecSigner.login(nsec)
+      if (!pubkey) {
+        throw new Error(reason ?? 'invalid nsec')
+      }
+      await storage.setAccountInfo({ signerType: 'nsec' })
+      setPubkey(pubkey)
+      setSigner(nsecSigner)
+      return pubkey
+    }
+    const browserNsecSigner = new BrowserNsecSigner()
+    const pubkey = browserNsecSigner.login(nsec)
+    await storage.setAccountInfo({ signerType: 'browser-nsec', nsec })
+    setPubkey(pubkey)
+    setSigner(browserNsecSigner)
+    return pubkey
+  }
+
+  const nip07Login = async () => {
+    try {
+      const nip07Signer = new Nip07Signer()
+      const pubkey = await nip07Signer.getPublicKey()
+      if (!pubkey) {
+        throw new Error('You did not allow to access your pubkey')
+      }
+      await storage.setAccountInfo({ signerType: 'nip-07' })
+      setPubkey(pubkey)
+      setSigner(nip07Signer)
+    } catch (err) {
+      toast({
+        title: 'Login failed',
+        description: (err as Error).message,
+        variant: 'destructive'
+      })
+      throw err
+    }
+  }
+
+  const logout = async () => {
+    if (signer instanceof NsecSigner) {
+      await signer.logout()
+    } else if (signer instanceof BrowserNsecSigner) {
+      signer.logout()
+    }
+    setPubkey(null)
+    await storage.setAccountInfo(null)
+    client.clearNotificationsCache()
+  }
+
+  const signEvent = async (draftEvent: TDraftEvent) => {
+    const event = await signer?.signEvent(draftEvent)
+    if (!event) {
+      throw new Error('sign event failed')
+    }
+    return event
+  }
+
+  const publish = async (draftEvent: TDraftEvent, additionalRelayUrls: string[] = []) => {
+    const event = await signEvent(draftEvent)
+    await client.publishEvent(
+      relayList.write.concat(additionalRelayUrls).concat(currentRelayUrls),
+      event
+    )
+    return event
+  }
+
+  const signHttpAuth = async (url: string, method: string) => {
+    const event = await signEvent({
+      content: '',
+      kind: kinds.HTTPAuth,
+      created_at: dayjs().unix(),
+      tags: [
+        ['u', url],
+        ['method', method]
+      ]
+    })
+    return 'Nostr ' + btoa(JSON.stringify(event))
+  }
+
+  const checkLogin = async (cb?: () => void) => {
+    if (pubkey) {
+      return cb && cb()
+    }
+    return setOpenLoginDialog(true)
+  }
+
+  return (
+    <NostrContext.Provider
+      value={{
+        isReady,
+        pubkey,
+        setPubkey,
+        nsecLogin,
+        nip07Login,
+        logout,
+        publish,
+        signHttpAuth,
+        checkLogin,
+        signEvent
+      }}
+    >
+      {children}
+      <LoginDialog open={openLoginDialog} setOpen={setOpenLoginDialog} />
+    </NostrContext.Provider>
+  )
+}

src/renderer/src/providers/NostrProvider/nip-07.signer.ts

@@ -0,0 +1,26 @@
+import { ISigner, TDraftEvent } from '@common/types'
+import { isElectron } from '@renderer/lib/env'
+
+export class Nip07Signer implements ISigner {
+  private signer: ISigner
+
+  constructor() {
+    if (isElectron(window) || !window.nostr) {
+      throw new Error('nip-07 is not available')
+    }
+    if (!window.nostr) {
+      throw new Error(
+        'You need to install a nostr signer extension to login. Such as alby, nostr-keyx or nos2x.'
+      )
+    }
+    this.signer = window.nostr
+  }
+
+  async getPublicKey() {
+    return await this.signer.getPublicKey()
+  }
+
+  async signEvent(draftEvent: TDraftEvent) {
+    return await this.signer.signEvent(draftEvent)
+  }
+}

src/renderer/src/providers/NostrProvider/nsec.signer.ts

@@ -0,0 +1,31 @@
+import { ISigner, TDraftEvent, TElectronWindow } from '@common/types'
+import { isElectron } from '@renderer/lib/env'
+
+export class NsecSigner implements ISigner {
+  private electronNostrApi: TElectronWindow['api']['nostr']
+  private signer: ISigner
+
+  constructor() {
+    if (!isElectron(window)) {
+      throw new Error('nsec login is not available')
+    }
+    this.electronNostrApi = window.api.nostr
+    this.signer = window.nostr
+  }
+
+  async login(nsec: string) {
+    return await this.electronNostrApi.login(nsec)
+  }
+
+  async logout() {
+    return await this.electronNostrApi.logout()
+  }
+
+  async getPublicKey() {
+    return await this.signer.getPublicKey()
+  }
+
+  async signEvent(draftEvent: TDraftEvent) {
+    return await this.signer.signEvent(draftEvent)
+  }
+}

src/renderer/src/services/storage.service.ts

@@ -1,5 +1,5 @@
 import { StorageKey } from '@common/constants'
-import { TRelayGroup, TThemeSetting } from '@common/types'
+import { TAccount, TRelayGroup, TThemeSetting } from '@common/types'
 import { isElectron } from '@renderer/lib/env'
 
 const DEFAULT_RELAY_GROUPS: TRelayGroup[] = [
@@ -26,6 +26,14 @@ class Storage {
       return localStorage.setItem(key, value)
     }
   }
+
+  async removeItem(key: string) {
+    if (isElectron(window)) {
+      return window.api.storage.removeItem(key)
+    } else {
+      return localStorage.removeItem(key)
+    }
+  }
 }
 
 class StorageService {
@@ -34,6 +42,7 @@ class StorageService {
   private initPromise!: Promise<void>
   private relayGroups: TRelayGroup[] = []
   private themeSetting: TThemeSetting = 'system'
+  private account: TAccount | null = null
   private storage: Storage = new Storage()
 
   constructor() {
@@ -49,6 +58,8 @@ class StorageService {
     this.relayGroups = relayGroupsStr ? JSON.parse(relayGroupsStr) : DEFAULT_RELAY_GROUPS
     this.themeSetting =
       ((await this.storage.getItem(StorageKey.THEME_SETTING)) as TThemeSetting) ?? 'system'
+    const accountStr = await this.storage.getItem(StorageKey.ACCOUNT)
+    this.account = accountStr ? JSON.parse(accountStr) : null
   }
 
   async getRelayGroups() {
@@ -72,6 +83,21 @@ class StorageService {
     await this.storage.setItem(StorageKey.THEME_SETTING, themeSetting)
     this.themeSetting = themeSetting
   }
+
+  async getAccountInfo() {
+    await this.initPromise
+    return this.account
+  }
+
+  async setAccountInfo(account: TAccount | null) {
+    await this.initPromise
+    if (account === null) {
+      await this.storage.removeItem(StorageKey.ACCOUNT)
+    } else {
+      await this.storage.setItem(StorageKey.ACCOUNT, JSON.stringify(account))
+    }
+    this.account = account
+  }
 }
 
 const instance = new StorageService()