From cc2bf11950fc0d1c08ae8795212bcd4313d2e648 Mon Sep 17 00:00:00 2001
From: Ryan Zhao <ryanzhaors@qq.com>
Date: Thu, 28 Jul 2022 13:06:29 +1000
Subject: [PATCH] feat: remove all reaction per emoji for open group
 moderation.

---
 .../ConversationVC+Interaction.swift          | 29 ++++++++++++-------
 .../Open Groups/OpenGroupAPI.swift            | 23 +++++++++++++++
 .../Open Groups/Types/SOGSEndpoint.swift      | 13 +++++++++
 3 files changed, 54 insertions(+), 11 deletions(-)

diff --git a/Session/Conversations/ConversationVC+Interaction.swift b/Session/Conversations/ConversationVC+Interaction.swift
index 977773ab1..422a11bf3 100644
--- a/Session/Conversations/ConversationVC+Interaction.swift
+++ b/Session/Conversations/ConversationVC+Interaction.swift
@@ -1009,20 +1009,27 @@ extension ConversationVC:
         
         Storage.shared
             .read { db -> Promise<Void> in
-                guard let openGroup: OpenGroup = try? OpenGroup.fetchOne(db, id: cellViewModel.threadId) else {
+                guard
+                    let openGroup: OpenGroup = try? OpenGroup
+                        .fetchOne(db, id: cellViewModel.threadId),
+                    let openGroupServerMessageId: Int64 = try? Interaction
+                        .select(.openGroupServerMessageId)
+                        .filter(id: cellViewModel.id)
+                        .asRequest(of: Int64.self)
+                        .fetchOne(db)
+                else {
                     return Promise(error: StorageError.objectNotFound)
                 }
                 
-                // TODO: Need to add this API ()
-                return Promise.value(())
-    //            OpenGroupAPI
-    //                .reactionDelete(
-    //                    db,
-    //                    emoji: emoji,
-    //                    in: openGroup.roomToken,
-    //                    on: openGroup.server
-    //                )
-    //                .map { _ in () }
+                return OpenGroupAPI
+                    .reactionDelete(
+                        db,
+                        emoji: emoji,
+                        id: openGroupServerMessageId,
+                        in: openGroup.roomToken,
+                        on: openGroup.server
+                    )
+                    .map { _ in () }
             }
             .done { _ in
                 Storage.shared.writeAsync { db in
diff --git a/SessionMessagingKit/Open Groups/OpenGroupAPI.swift b/SessionMessagingKit/Open Groups/OpenGroupAPI.swift
index 65190d397..f6f64a230 100644
--- a/SessionMessagingKit/Open Groups/OpenGroupAPI.swift	
+++ b/SessionMessagingKit/Open Groups/OpenGroupAPI.swift	
@@ -591,6 +591,29 @@ public enum OpenGroupAPI {
             )
     }
     
+    // MARK: - Reactions
+    
+    public static func reactionDelete(
+        _ db: Database,
+        emoji: String,
+        id: Int64,
+        in roomToken: String,
+        on server: String,
+        using dependencies: SMKDependencies = SMKDependencies()
+    ) -> Promise<OnionRequestResponseInfoType> {
+        return OpenGroupAPI
+            .send(
+                db,
+                request: Request<NoBody, Endpoint>(
+                    method: .delete,
+                    server: server,
+                    endpoint: .reactionDelete(roomToken, id: id, emoji: emoji)
+                ),
+                using: dependencies
+            )
+            .map { responseInfo, _ in responseInfo }
+    }
+    
     // MARK: - Pinning
     
     /// Adds a pinned message to this room
diff --git a/SessionMessagingKit/Open Groups/Types/SOGSEndpoint.swift b/SessionMessagingKit/Open Groups/Types/SOGSEndpoint.swift
index 052b2fe80..c0f70cf30 100644
--- a/SessionMessagingKit/Open Groups/Types/SOGSEndpoint.swift	
+++ b/SessionMessagingKit/Open Groups/Types/SOGSEndpoint.swift	
@@ -26,6 +26,11 @@ extension OpenGroupAPI {
         case roomMessagesSince(String, seqNo: Int64)
         case roomDeleteMessages(String, sessionId: String)
         
+        // Reactions
+        
+        case reactionDelete(String, id: Int64, emoji: String)
+        case reaction(String, id: Int64, emoji: String)
+        
         // Pinning
         
         case roomPinMessage(String, id: Int64)
@@ -86,6 +91,14 @@ extension OpenGroupAPI {
                     
                 case .roomDeleteMessages(let roomToken, let sessionId):
                     return "room/\(roomToken)/all/\(sessionId)"
+                
+                // Reactions
+                
+                case .reactionDelete(let roomToken, let messageId, let emoji):
+                    return "room/\(roomToken)/reactions/\(messageId)/\(emoji)"
+                
+                case .reaction(let roomToken, let messageId, let emoji):
+                    return "room/\(roomToken)/reaction/\(messageId)/\(emoji)"
                     
                 // Pinning