Add team tasks: several agents in one worktree sharing a board

mac/Sources/Byre/Store.swift

@@ -2,7 +2,7 @@ import Foundation
 import Observation
 import SwiftData
 
-let taskTabs: [TaskTab] = [.transcript, .changes, .files, .terminal, .inbox, .reviews, .workflow, .project]
+let taskTabs: [TaskTab] = [.transcript, .board, .changes, .files, .terminal, .inbox, .reviews, .workflow, .project]
 
 private let historyPage = 1000
 private let leadPage = 50
@@ -46,6 +46,7 @@ final class Store {
     var summaryReads: [String: Int64] = [:]
     private(set) var leadMore = false
     var todoBusy: [String: String] = [:]
+    var pickedMembers: [String: String] = [:]
     private(set) var drafts: Drafts?
     let images = ImageDrafts()
     let events = Listeners<ByreEvent>()
@@ -158,7 +159,32 @@ final class Store {
     }
 
     func currentSession(_ taskId: String) -> AgentSession? {
-        sessions[taskId]?.last(where: { $0.state != .completed }) ?? sessions[taskId]?.last
+        let list = (sessions[taskId] ?? []).filter { $0.member == (pickedMember(taskId) ?? "") }
+        return list.last(where: { $0.state != .completed }) ?? list.last
+    }
+
+    func team(_ taskId: String) -> [AgentSession] {
+        let list = sessions[taskId] ?? []
+        var names: [String] = []
+        for s in list where !s.member.isEmpty && !names.contains(s.member) {
+            names.append(s.member)
+        }
+        return names.compactMap { name in
+            let mine = list.filter { $0.member == name }
+            return mine.last(where: { $0.state != .completed }) ?? mine.last
+        }
+    }
+
+    func pickedMember(_ taskId: String) -> String? {
+        let names = team(taskId).map(\.member)
+        if let picked = pickedMembers[taskId], names.contains(picked) {
+            return picked
+        }
+        return names.first
+    }
+
+    func taskBusy(_ taskId: String) -> Bool {
+        (sessions[taskId] ?? []).contains { $0.state == .running }
     }
 
     func taskState(_ task: ByreTask) -> TaskState {
@@ -457,8 +483,31 @@ final class Store {
     }
 
     func openSummary(_ task: ByreTask) {
-        jump = (task.id, task.summarySeq)
-        focusTask(task.id, .transcript)
+        let seq = task.summarySeq
+        if let ev = taskFeeds[task.id]?.events.first(where: { $0.seq == seq }) {
+            pickMember(task.id, ev)
+            jump = (task.id, seq)
+            focusTask(task.id, .transcript)
+            return
+        }
+        Task {
+            do {
+                let evs = try await api.client.listTaskEvents(path: .init(taskId: task.id), query: .init(after: seq - 1, limit: 1)).ok.body.json
+                if let ev = evs.first(where: { $0.seq == seq }) {
+                    pickMember(task.id, ev)
+                }
+            } catch {
+                log.error("load summary event: \(errorText(error), privacy: .public)")
+            }
+            jump = (task.id, seq)
+            focusTask(task.id, .transcript)
+        }
+    }
+
+    private func pickMember(_ taskId: String, _ ev: ByreEvent) {
+        if let member = str(ev.payload.value, "member"), !member.isEmpty {
+            pickedMembers[taskId] = member
+        }
     }
 
     func selectTask(_ taskId: String?) {