Persist settings to nostr

ROADMAP.md

@@ -1,6 +1,6 @@
 # Current
 
-- [ ] Details on note in modal is broken
+- [ ] Fix iOS https://css-tricks.com/the-trick-to-viewport-units-on-mobile/
 - [ ] Remember message/chat status
 - [ ] Image classification
   - https://github.com/bhky/opennsfw2

src/agent/cmd.ts

@@ -31,6 +31,9 @@ const setRelays = newRelays =>
     }),
   })
 
+const setSettings = content =>
+  new PublishableEvent(30078, {content, tags: [["d", "coracle/settings/v1"]]})
+
 const setPetnames = petnames => new PublishableEvent(3, {tags: petnames})
 
 const setMutes = mutes => new PublishableEvent(10000, {tags: mutes})
@@ -199,6 +202,7 @@ export default {
   authenticate,
   updateUser,
   setRelays,
+  setSettings,
   setPetnames,
   setMutes,
   createList,

src/agent/keys.ts

@@ -88,6 +88,18 @@ const getCrypt = () => {
   throw new Error("No encryption method available.")
 }
 
+const encryptJson = data => getCrypt().encrypt(get(pubkey), JSON.stringify(data))
+
+const decryptJson = async data => {
+  try {
+    return JSON.parse(await getCrypt().decrypt(get(pubkey), data))
+  } catch (e) {
+    console.warn(e)
+
+    return null
+  }
+}
+
 export default {
   method,
   pubkey,
@@ -98,4 +110,6 @@ export default {
   clear,
   sign,
   getCrypt,
+  encryptJson,
+  decryptJson,
 }

src/agent/sync.ts

@@ -15,6 +15,7 @@ import {
 import {Tags, roomAttrs, isRelay, isShareableRelay, normalizeRelayUrl} from "src/util/nostr"
 import {topics, people, userEvents, relays, rooms, routes} from "src/agent/db"
 import {uniqByUrl} from "src/agent/relays"
+import keys from "src/agent/keys"
 import user from "src/agent/user"
 
 const handlers = {}
@@ -35,7 +36,7 @@ const processEvents = async events => {
       }
 
       for (const handler of handlers[event.kind] || []) {
-        handler(event)
+        await handler(event)
       }
     }
 
@@ -148,7 +149,7 @@ addHandler(3, e => {
 
 // User profile, except for events also handled for other users
 
-const profileHandler = (key, getValue) => e => {
+const profileHandler = (key, getValue) => async e => {
   const profile = user.getProfile()
 
   if (e.pubkey !== profile.pubkey) {
@@ -161,12 +162,12 @@ const profileHandler = (key, getValue) => e => {
     return
   }
 
-  user.profile.update($p => {
-    const value = getValue(e, $p)
+  const value = await getValue(e, profile)
 
-    // If we didn't get a value, don't update the key
-    return value ? {...$p, [key]: value, [updated_at_key]: e.created_at} : $p
-  })
+  // If we didn't get a value, don't update the key
+  if (value) {
+    user.profile.set({...profile, [key]: value, [updated_at_key]: e.created_at})
+  }
 }
 
 addHandler(
@@ -235,6 +236,15 @@ addHandler(
   })
 )
 
+addHandler(
+  30078,
+  profileHandler("settings", async (e, p) => {
+    if (Tags.from(e).getMeta("d") === "coracle/settings/v1") {
+      return keys.decryptJson(e.content)
+    }
+  })
+)
+
 // Rooms
 
 addHandler(40, e => {

src/agent/user.ts

@@ -82,6 +82,15 @@ export default {
   getSettings: () => profileCopy.settings,
   getSetting: k => profileCopy.settings[k],
   dufflepud: path => `${profileCopy.settings.dufflepudUrl}${path}`,
+  async setSettings(settings) {
+    profile.update($p => ({...$p, settings}))
+
+    if (keys.canSign()) {
+      const content = await keys.encryptJson(settings)
+
+      return cmd.setSettings(content).publish(profileCopy.relays)
+    }
+  },
 
   // Petnames
 

src/app/views/UserSettings.svelte

@@ -21,7 +21,7 @@
   })
 
   const submit = () => {
-    user.profile.update($p => ({...$p, settings: values}))
+    user.setSettings(values)
 
     toast.show("info", "Your settings have been saved!")
   }

src/util/nostr.ts

@@ -6,7 +6,7 @@ import {tryJson} from "src/util/misc"
 import {invoiceAmount} from "src/util/lightning"
 
 export const personKinds = [0, 2, 3, 10001, 10002]
-export const userKinds = personKinds.concat([10000, 30001])
+export const userKinds = personKinds.concat([10000, 30001, 30078])
 
 export class Tags {
   tags: Array<any>