From 07c6792cde8d9a84bf031c67c4adcad361d86ce1 Mon Sep 17 00:00:00 2001
From: Jackson Harper <jacksonh@gmail.com>
Date: Wed, 11 May 2022 16:33:04 -0700
Subject: [PATCH] Add Newsletters and Read Later shortcuts

---
 .../Sources/Models/LinkedItemFilter.swift     | 24 ++++++++++++++++---
 1 file changed, 21 insertions(+), 3 deletions(-)

diff --git a/apple/OmnivoreKit/Sources/Models/LinkedItemFilter.swift b/apple/OmnivoreKit/Sources/Models/LinkedItemFilter.swift
index 1b931c203..c257b92ef 100644
--- a/apple/OmnivoreKit/Sources/Models/LinkedItemFilter.swift
+++ b/apple/OmnivoreKit/Sources/Models/LinkedItemFilter.swift
@@ -2,6 +2,8 @@ import Foundation
 
 public enum LinkedItemFilter: String, CaseIterable {
   case inbox
+  case readlater
+  case newsletters
   case all
   case archived
   case files
@@ -12,6 +14,10 @@ public extension LinkedItemFilter {
     switch self {
     case .inbox:
       return "Inbox"
+    case .readlater:
+      return "Read Later"
+    case .newsletters:
+      return "Newsletters"
     case .all:
       return "All"
     case .archived:
@@ -25,6 +31,10 @@ public extension LinkedItemFilter {
     switch self {
     case .inbox:
       return "in:inbox"
+    case .readlater:
+      return "in:inbox -label:Newsletter"
+    case .newsletters:
+      return "in:inbox label:Newsletter"
     case .all:
       return "in:all"
     case .archived:
@@ -38,14 +48,22 @@ public extension LinkedItemFilter {
     let undeletedPredicate = NSPredicate(
       format: "%K != %i", #keyPath(LinkedItem.serverSyncStatus), Int64(ServerSyncStatus.needsDeletion.rawValue)
     )
+    let notInArchivePredicate = NSPredicate(
+      format: "%K == %@", #keyPath(LinkedItem.isArchived), Int(truncating: false) as NSNumber
+    )
 
     switch self {
     case .inbox:
       // non-archived items
-      let notInArchivePredicate = NSPredicate(
-        format: "%K == %@", #keyPath(LinkedItem.isArchived), Int(truncating: false) as NSNumber
-      )
       return NSCompoundPredicate(andPredicateWithSubpredicates: [undeletedPredicate, notInArchivePredicate])
+    case .readlater:
+      // non-archived or deleted items without the Newsletter label
+      let nonNewsletterLabelPredicate = NSPredicate(format: "NOT SUBQUERY(labels, $label, $label.name == \"Newsletter\") .@count > 0")
+      return NSCompoundPredicate(andPredicateWithSubpredicates: [undeletedPredicate, notInArchivePredicate, nonNewsletterLabelPredicate])
+    case .newsletters:
+      // non-archived or deleted items with the Newsletter label
+      let newsletterLabelPredicate = NSPredicate(format: "SUBQUERY(labels, $label, $label.name == \"Newsletter\").@count > 0")
+      return NSCompoundPredicate(andPredicateWithSubpredicates: [notInArchivePredicate, newsletterLabelPredicate])
     case .all:
       // include everything undeleted
       return undeletedPredicate