Add global feeds

packages/feeds/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@welshman/feeds",
-  "version": "0.0.11",
+  "version": "0.0.12",
   "author": "hodlbod",
   "license": "MIT",
   "description": "Utilities for building dynamic nostr feeds.",

packages/feeds/src/compiler.ts

@@ -18,6 +18,7 @@ export class FeedCompiler<E extends TrustedEvent> {
       case FeedType.CreatedAt:
       case FeedType.DVM:
       case FeedType.ID:
+      case FeedType.Global:
       case FeedType.Kind:
       case FeedType.List:
       case FeedType.Label:
@@ -48,6 +49,7 @@ export class FeedCompiler<E extends TrustedEvent> {
       case FeedType.Search:       return this._compileSearches(getFeedArgs(feed))
       case FeedType.WOT:          return this._compileWot(getFeedArgs(feed))
       case FeedType.Relay:        return [{relays: getFeedArgs(feed)}]
+      case FeedType.Global:       return [{filters: [{}]}]
       case FeedType.Tag: {
         const [key, ...value] = getFeedArgs(feed)
 

packages/feeds/src/core.ts

@@ -8,6 +8,7 @@ export enum FeedType {
   Difference = "difference",
   ID = "id",
   Intersection = "intersection",
+  Global = "global",
   Kind = "kind",
   List = "list",
   Label = "label",
@@ -73,6 +74,7 @@ export type DVMFeed = [type: FeedType.DVM, ...items: DVMItem[]]
 export type DifferenceFeed = [type: FeedType.Difference, ...feeds: Feed[]]
 export type IDFeed = [type: FeedType.ID, ...ids: string[]]
 export type IntersectionFeed = [type: FeedType.Intersection, ...feeds: Feed[]]
+export type GlobalFeed = [type: FeedType.Global, ...feeds: Feed[]]
 export type KindFeed = [type: FeedType.Kind, ...kinds: number[]]
 export type ListFeed = [type: FeedType.List, ...items: ListItem[]]
 export type LabelFeed = [type: FeedType.Label, ...items: LabelItem[]]
@@ -91,6 +93,7 @@ export type Feed =
   DifferenceFeed |
   IDFeed |
   IntersectionFeed |
+  GlobalFeed |
   KindFeed |
   ListFeed |
   LabelFeed |

packages/feeds/src/utils.ts

@@ -11,6 +11,7 @@ import {
   DifferenceFeed,
   IDFeed,
   IntersectionFeed,
+  GlobalFeed,
   KindFeed,
   ListFeed,
   LabelFeed,
@@ -36,6 +37,7 @@ export const makeDVMFeed =                 (...items: DVMItem[]): DVMFeed
 export const makeDifferenceFeed =          (...feeds: Feed[]): DifferenceFeed          => [FeedType.Difference, ...feeds]
 export const makeIDFeed =                  (...ids: string[]): IDFeed                  => [FeedType.ID, ...ids]
 export const makeIntersectionFeed =        (...feeds: Feed[]): IntersectionFeed        => [FeedType.Intersection, ...feeds]
+export const makeGlobalFeed =              (): GlobalFeed                              => [FeedType.Global]
 export const makeKindFeed =                (...kinds: number[]): KindFeed              => [FeedType.Kind, ...kinds]
 export const makeListFeed =                (...items: ListItem[]): ListFeed            => [FeedType.List, ...items]
 export const makeLabelFeed =               (...items: LabelItem[]): LabelFeed          => [FeedType.Label, ...items]
@@ -53,6 +55,7 @@ export const isDVMFeed =                 (feed: Feed): feed is DVMFeed
 export const isDifferenceFeed =          (feed: Feed): feed is DifferenceFeed          => feed[0] === FeedType.Difference
 export const isIDFeed =                  (feed: Feed): feed is IDFeed                  => feed[0] === FeedType.ID
 export const isIntersectionFeed =        (feed: Feed): feed is IntersectionFeed        => feed[0] === FeedType.Intersection
+export const isGlobalFeed =              (feed: Feed): feed is GlobalFeed              => feed[0] === FeedType.Global
 export const isKindFeed =                (feed: Feed): feed is KindFeed                => feed[0] === FeedType.Kind
 export const isListFeed =                (feed: Feed): feed is ListFeed                => feed[0] === FeedType.List
 export const isLabelFeed =               (feed: Feed): feed is LabelFeed               => feed[0] === FeedType.Label
@@ -73,6 +76,7 @@ export function getFeedArgs(feed: WOTFeed): WOTItem[]
 export function getFeedArgs(feed: ScopeFeed): Scope[]
 export function getFeedArgs(feed: KindFeed): number[]
 export function getFeedArgs(feed: TagFeed): [string, ...string[]]
+export function getFeedArgs(feed: GlobalFeed): []
 export function getFeedArgs(feed: Feed) {
   switch (feed[0]) {
     case FeedType.Intersection:        return feed.slice(1) as Feed[]
@@ -91,6 +95,7 @@ export function getFeedArgs(feed: Feed) {
     case FeedType.WOT:                 return feed.slice(1) as WOTItem[]
     case FeedType.Scope:               return feed.slice(1) as Scope[]
     case FeedType.Kind:                return feed.slice(1) as number[]
+    case FeedType.Global:              return feed.slice(1) as never[]
   }
 }