From 24b1602972421ddc32d78281752a6b67503e0fb0 Mon Sep 17 00:00:00 2001
From: Nathan Mattes <hallo@bullenscheisse.de>
Date: Mon, 27 Mar 2023 22:41:36 +0200
Subject: [PATCH] Search online for hashtags (IOS-37)

---
 Mastodon.xcodeproj/project.pbxproj            |  4 +++
 .../Handler/HashtagIntentHandler.swift        | 34 +++++++++++++++++++
 MastodonIntent/IntentHandler.swift            |  2 ++
 .../WidgetExtension.intentdefinition          | 22 ++----------
 4 files changed, 42 insertions(+), 20 deletions(-)
 create mode 100644 MastodonIntent/Handler/HashtagIntentHandler.swift

diff --git a/Mastodon.xcodeproj/project.pbxproj b/Mastodon.xcodeproj/project.pbxproj
index e27e02499..8e68c405a 100644
--- a/Mastodon.xcodeproj/project.pbxproj
+++ b/Mastodon.xcodeproj/project.pbxproj
@@ -150,6 +150,7 @@
 		D8A6AB6C291C5136003AB663 /* MastodonLoginViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D8A6AB6B291C5136003AB663 /* MastodonLoginViewController.swift */; };
 		D8E5C346296DAB84007E76A7 /* DataSourceFacade+Status+History.swift in Sources */ = {isa = PBXBuildFile; fileRef = D8E5C345296DAB84007E76A7 /* DataSourceFacade+Status+History.swift */; };
 		D8E5C349296DB8A3007E76A7 /* StatusEditHistoryViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D8E5C348296DB8A3007E76A7 /* StatusEditHistoryViewController.swift */; };
+		D8F0372C29D232730027DE2E /* HashtagIntentHandler.swift in Sources */ = {isa = PBXBuildFile; fileRef = D8F0372B29D232730027DE2E /* HashtagIntentHandler.swift */; };
 		D8F8A03A29CA5C15000195DD /* HashtagWidgetView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D8F8A03929CA5C15000195DD /* HashtagWidgetView.swift */; };
 		D8F8A03C29CA5CB6000195DD /* HashtagWidget.swift in Sources */ = {isa = PBXBuildFile; fileRef = D8F8A03B29CA5CB6000195DD /* HashtagWidget.swift */; };
 		DB0009A626AEE5DC009B9D2D /* Intents.intentdefinition in Sources */ = {isa = PBXBuildFile; fileRef = DB0009A926AEE5DC009B9D2D /* Intents.intentdefinition */; settings = {ATTRIBUTES = (codegen, ); }; };
@@ -796,6 +797,7 @@
 		D8A6FE6629325F5900666A47 /* Localizable.stringsdict */ = {isa = PBXFileReference; lastKnownFileType = text.plist.stringsdict; path = Localizable.stringsdict; sourceTree = "<group>"; };
 		D8E5C345296DAB84007E76A7 /* DataSourceFacade+Status+History.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "DataSourceFacade+Status+History.swift"; sourceTree = "<group>"; };
 		D8E5C348296DB8A3007E76A7 /* StatusEditHistoryViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StatusEditHistoryViewController.swift; sourceTree = "<group>"; };
+		D8F0372B29D232730027DE2E /* HashtagIntentHandler.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = HashtagIntentHandler.swift; sourceTree = "<group>"; };
 		D8F8A03929CA5C15000195DD /* HashtagWidgetView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = HashtagWidgetView.swift; sourceTree = "<group>"; };
 		D8F8A03B29CA5CB6000195DD /* HashtagWidget.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = HashtagWidget.swift; sourceTree = "<group>"; };
 		DB0009A826AEE5DC009B9D2D /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.intentdefinition; name = Base; path = Base.lproj/Intents.intentdefinition; sourceTree = "<group>"; };
@@ -2341,6 +2343,7 @@
 				DBB8AB4526AECDE200F6D281 /* SendPostIntentHandler.swift */,
 				2AE202AB297FE19100F66E55 /* FollowersCountIntentHandler.swift */,
 				2A86A14529892944007F1062 /* MultiFollowersCountIntentHandler.swift */,
+				D8F0372B29D232730027DE2E /* HashtagIntentHandler.swift */,
 			);
 			path = Handler;
 			sourceTree = "<group>";
@@ -3979,6 +3982,7 @@
 				2AE202AC297FE19100F66E55 /* FollowersCountIntentHandler.swift in Sources */,
 				DB64BA452851F23000ADF1B7 /* MastodonAuthentication+Fetch.swift in Sources */,
 				DB64BA482851F29300ADF1B7 /* Account+Fetch.swift in Sources */,
+				D8F0372C29D232730027DE2E /* HashtagIntentHandler.swift in Sources */,
 				2A86A14629892944007F1062 /* MultiFollowersCountIntentHandler.swift in Sources */,
 				DB8FABCA26AEC7B2008E5AF4 /* IntentHandler.swift in Sources */,
 			);
diff --git a/MastodonIntent/Handler/HashtagIntentHandler.swift b/MastodonIntent/Handler/HashtagIntentHandler.swift
new file mode 100644
index 000000000..eaaf6c349
--- /dev/null
+++ b/MastodonIntent/Handler/HashtagIntentHandler.swift
@@ -0,0 +1,34 @@
+// Copyright © 2023 Mastodon gGmbH. All rights reserved.
+
+import Foundation
+import Intents
+
+class HashtagIntentHandler: INExtension, HashtagIntentHandling {
+    func provideHashtagOptionsCollection(for intent: HashtagIntent, searchTerm: String?) async throws -> INObjectCollection<NSString> {
+
+        guard let authenticationBox = WidgetExtension.appContext
+            .authenticationService
+            .mastodonAuthenticationBoxes
+            .first
+        else {
+            return INObjectCollection(items: [])
+        }
+
+        var results: [NSString] = []
+
+        if let searchTerm, searchTerm.isEmpty == false {
+            let searchResults = try await WidgetExtension.appContext
+                .apiService
+                .search(query: .init(q: searchTerm, type: .hashtags), authenticationBox: authenticationBox)
+                .value
+                .hashtags.compactMap { $0.name as NSString }
+            results = searchResults
+
+        } else {
+            //TODO: Show hashtags I follow
+        }
+
+        return INObjectCollection(items: results)
+
+    }
+}
diff --git a/MastodonIntent/IntentHandler.swift b/MastodonIntent/IntentHandler.swift
index c8fb67d4c..692af7ee3 100644
--- a/MastodonIntent/IntentHandler.swift
+++ b/MastodonIntent/IntentHandler.swift
@@ -19,6 +19,8 @@ class IntentHandler: INExtension {
             return FollowersCountIntentHandler()
         case is MultiFollowersCountIntent:
             return MultiFollowersCountIntentHandler()
+        case is HashtagIntent:
+            return HashtagIntentHandler()
         default:
             return self
         }
diff --git a/WidgetExtension/Base.lproj/WidgetExtension.intentdefinition b/WidgetExtension/Base.lproj/WidgetExtension.intentdefinition
index aca5db658..667efed07 100644
--- a/WidgetExtension/Base.lproj/WidgetExtension.intentdefinition
+++ b/WidgetExtension/Base.lproj/WidgetExtension.intentdefinition
@@ -430,29 +430,11 @@
 							<key>INIntentParameterPromptDialogType</key>
 							<string>Primary</string>
 						</dict>
-						<dict>
-							<key>INIntentParameterPromptDialogCustom</key>
-							<true/>
-							<key>INIntentParameterPromptDialogFormatString</key>
-							<string>There are ${count} options matching ‘${hashtag}’.</string>
-							<key>INIntentParameterPromptDialogFormatStringID</key>
-							<string>oQ0WOE</string>
-							<key>INIntentParameterPromptDialogType</key>
-							<string>DisambiguationIntroduction</string>
-						</dict>
-						<dict>
-							<key>INIntentParameterPromptDialogCustom</key>
-							<true/>
-							<key>INIntentParameterPromptDialogFormatString</key>
-							<string>Just to confirm, you wanted ‘${hashtag}’?</string>
-							<key>INIntentParameterPromptDialogFormatStringID</key>
-							<string>REztzm</string>
-							<key>INIntentParameterPromptDialogType</key>
-							<string>Confirmation</string>
-						</dict>
 					</array>
 					<key>INIntentParameterSupportsDynamicEnumeration</key>
 					<true/>
+					<key>INIntentParameterSupportsSearch</key>
+					<true/>
 					<key>INIntentParameterTag</key>
 					<integer>5</integer>
 					<key>INIntentParameterType</key>