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Merge pull request #21 from sepehr-safari/implement-ndk
Replace nostr-hooks with NDK
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,3 @@ | ||
| # Ignore artifacts: | ||
| build | ||
| coverage |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,14 @@ | ||
| { | ||
| "semi": true, | ||
| "singleQuote": false, | ||
| "tabWidth": 2, | ||
| "useTabs": false, | ||
| "endOfLine": "lf", | ||
| "printWidth": 100, | ||
| "trailingComma": "es5", | ||
| "singleAttributePerLine": false, | ||
| "jsxSingleQuote": false, | ||
| "arrowParens": "always", | ||
| "bracketSameLine": false, | ||
| "bracketSpacing": true | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,4 +1,4 @@ | ||
| <!DOCTYPE html> | ||
| <!doctype html> | ||
| <html lang="en"> | ||
| <head> | ||
| <meta charset="UTF-8" /> | ||
|
|
||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -3,4 +3,4 @@ export default { | |
| tailwindcss: {}, | ||
| autoprefixer: {}, | ||
| }, | ||
| } | ||
| }; | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,43 +1,62 @@ | ||
| import { useSubscribe } from "nostr-hooks"; | ||
| import React from "react"; | ||
| import { RELAYS, appCustomDataTag, appCustomDataValues } from "../constants"; | ||
| import { NDKEvent, NDKFilter } from "@nostr-dev-kit/ndk"; | ||
| import { useEffect, useMemo, useState } from "react"; | ||
|
|
||
| import { appCustomDataTag, appCustomDataValues } from "../constants"; | ||
| import useStore from "../state/store"; | ||
| import { Item } from "../types"; | ||
|
|
||
| export function useItems(walletPubkey?: string) { | ||
| const { events, invalidate, eose } = useSubscribe({ | ||
| relays: RELAYS, | ||
| filters: walletPubkey | ||
| ? [ | ||
| { | ||
| authors: [walletPubkey], | ||
| kinds: [30078], | ||
| limit: 100, | ||
| // custom hashtag filter support is not supported by all relays? | ||
| // [`#${appCustomDataTag}`]: [appCustomDataValues.item], | ||
| }, | ||
| ] | ||
| : [], | ||
| options: { | ||
| enabled: !!walletPubkey, | ||
| }, | ||
| }); | ||
|
|
||
| const items = React.useMemo( | ||
| export function useItems() { | ||
| const [events, setEvents] = useState<NDKEvent[]>([]); | ||
| const [eose, setEose] = useState<boolean>(false); | ||
|
|
||
| const ndk = useStore((store) => store.ndk); | ||
| const walletPubkey = useStore((store) => store.provider)?.publicKey; | ||
|
|
||
| useEffect(() => { | ||
| if (!walletPubkey || !ndk) { | ||
| return; | ||
| } | ||
|
|
||
| const filters: NDKFilter[] = [ | ||
| { | ||
| authors: [walletPubkey], | ||
| kinds: [30078], | ||
| limit: 100, | ||
| // custom hashtag filter support is not supported by all relays? | ||
| // [`#${appCustomDataTag}`]: [appCustomDataValues.item], | ||
| }, | ||
| ]; | ||
|
|
||
| setEose(false); | ||
|
|
||
| const subscription = ndk.subscribe(filters); | ||
|
|
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| subscription.on("event", (event) => { | ||
| setEvents((prevEvents) => | ||
| prevEvents.some((existingEvent) => existingEvent.id === event.id) | ||
| ? prevEvents | ||
| : [...prevEvents, event] | ||
| ); | ||
| }); | ||
|
|
||
| subscription.on("eose", () => { | ||
| setEose(true); | ||
| }); | ||
| }, [ndk, walletPubkey, setEvents]); | ||
|
|
||
| const items = useMemo( | ||
| () => | ||
| // TODO: remove filter when above relay filter works | ||
| events | ||
| .filter((event) => | ||
| event.tags.some( | ||
| (t) => | ||
| t[0] === appCustomDataTag && t[1] === appCustomDataValues.item | ||
| ) | ||
| event.tags.some((t) => t[0] === appCustomDataTag && t[1] === appCustomDataValues.item) | ||
| ) | ||
| .map((event) => JSON.parse(event.content) as Item), | ||
| [events] | ||
| ); | ||
|
|
||
| const isLoading = !eose && !events.length; | ||
| const isLoading = !eose && events.length == 0; | ||
| // console.log(items, events); | ||
|
|
||
| return { items, invalidate, isLoading }; | ||
| return { items, isLoading }; | ||
| } |
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