[WIP] Topics

submodules/Postbox/Sources/MessageHistoryThreadIndexView.swift

@@ -5,27 +5,32 @@ final class MutableMessageHistoryThreadIndexView: MutablePostboxView {
         let id: Int64
         let index: MessageIndex
         var info: CodableEntry
+        var tagSummaryInfo: [ChatListEntryMessageTagSummaryKey: ChatListMessageTagSummaryInfo]
         var topMessage: Message?
         
         init(
             id: Int64,
             index: MessageIndex,
             info: CodableEntry,
+            tagSummaryInfo: [ChatListEntryMessageTagSummaryKey: ChatListMessageTagSummaryInfo],
             topMessage: Message?
         ) {
             self.id = id
             self.index = index
             self.info = info
+            self.tagSummaryInfo = tagSummaryInfo
             self.topMessage = topMessage
         }
     }
     
     fileprivate let peerId: PeerId
+    fileprivate let summaryComponents: ChatListEntrySummaryComponents
     fileprivate var peer: Peer?
     fileprivate var items: [Item] = []
     
-    init(postbox: PostboxImpl, peerId: PeerId) {
+    init(postbox: PostboxImpl, peerId: PeerId, summaryComponents: ChatListEntrySummaryComponents) {
         self.peerId = peerId
+        self.summaryComponents = summaryComponents
         
         self.reload(postbox: postbox)
     }
@@ -36,10 +41,34 @@ final class MutableMessageHistoryThreadIndexView: MutablePostboxView {
         self.peer = postbox.peerTable.get(self.peerId)
         
         for item in postbox.messageHistoryThreadIndexTable.getAll(peerId: self.peerId) {
+            var tagSummaryInfo: [ChatListEntryMessageTagSummaryKey: ChatListMessageTagSummaryInfo] = [:]
+            for (key, component) in self.summaryComponents.components {
+                var tagSummaryCount: Int32?
+                var actionsSummaryCount: Int32?
+                
+                if let tagSummary = component.tagSummary {
+                    let key = MessageHistoryTagsSummaryKey(tag: key.tag, peerId: self.peerId, threadId: item.threadId, namespace: tagSummary.namespace)
+                    if let summary = postbox.messageHistoryTagsSummaryTable.get(key) {
+                        tagSummaryCount = summary.count
+                    }
+                }
+                
+                if let actionsSummary = component.actionsSummary {
+                    let key = PendingMessageActionsSummaryKey(type: key.actionType, peerId: self.peerId, namespace: actionsSummary.namespace)
+                    actionsSummaryCount = postbox.pendingMessageActionsMetadataTable.getCount(.peerNamespaceAction(key.peerId, key.namespace, key.type))
+                }
+                
+                tagSummaryInfo[key] = ChatListMessageTagSummaryInfo(
+                    tagSummaryCount: tagSummaryCount,
+                    actionsSummaryCount: actionsSummaryCount
+                )
+            }
+            
             self.items.append(Item(
                 id: item.threadId,
                 index: item.index,
                 info: item.info,
+                tagSummaryInfo: tagSummaryInfo,
                 topMessage: postbox.getMessage(item.index.id)
             ))
         }
@@ -48,7 +77,7 @@ final class MutableMessageHistoryThreadIndexView: MutablePostboxView {
     func replay(postbox: PostboxImpl, transaction: PostboxTransaction) -> Bool {
         var updated = false
         
-        if transaction.updatedMessageThreadPeerIds.contains(self.peerId) {
+        if transaction.updatedMessageThreadPeerIds.contains(self.peerId) || transaction.currentUpdatedMessageTagSummaries.contains(where: { $0.key.peerId == self.peerId }) || transaction.currentUpdatedMessageActionsSummaries.contains(where: { $0.key.peerId == self.peerId }) {
             self.reload(postbox: postbox)
             updated = true
         }
@@ -70,17 +99,20 @@ public final class EngineMessageHistoryThread {
         public let id: Int64
         public let index: MessageIndex
         public let info: CodableEntry
+        public let tagSummaryInfo: [ChatListEntryMessageTagSummaryKey: ChatListMessageTagSummaryInfo]
         public let topMessage: Message?
         
         public init(
             id: Int64,
             index: MessageIndex,
             info: CodableEntry,
+            tagSummaryInfo: [ChatListEntryMessageTagSummaryKey: ChatListMessageTagSummaryInfo],
             topMessage: Message?
         ) {
             self.id = id
             self.index = index
             self.info = info
+            self.tagSummaryInfo = tagSummaryInfo
             self.topMessage = topMessage
         }
         
@@ -94,6 +126,9 @@ public final class EngineMessageHistoryThread {
             if lhs.info != rhs.info {
                 return false
             }
+            if lhs.tagSummaryInfo != rhs.tagSummaryInfo {
+                return false
+            }
             if let lhsMessage = lhs.topMessage, let rhsMessage = rhs.topMessage {
                 if lhsMessage.index != rhsMessage.index {
                     return false
@@ -123,6 +158,7 @@ public final class MessageHistoryThreadIndexView: PostboxView {
                 id: item.id,
                 index: item.index,
                 info: item.info,
+                tagSummaryInfo: item.tagSummaryInfo,
                 topMessage: item.topMessage
             ))
         }