Watch: notification switches, a model list and Ask before acting on new threads, and Ask before acting on a thread

watch/WristCodeTests/ModelsTests.swift

@@ -155,6 +155,8 @@ private let feedItemJSON = """
           "canStop": true }
         """)
         #expect(detail.canStop)
+        // An older gateway leaves out askFirst, so the switch stays hidden.
+        #expect(detail.askFirst == nil)
         #expect(detail.messages.first?.role == .assistant)
         #expect(detail.messages.first?.createdAt == Date(timeIntervalSince1970: 1_793_526_000))
     }
@@ -168,6 +170,35 @@ private let feedItemJSON = """
         let host = try #require(response.hosts.first)
         #expect(host.projects.count == 2)
         #expect(host.launchable.map(\.id) == ["a"])
+        #expect(host.providers.isEmpty)
+        #expect(host.projects.first?.defaultModel == nil)
+    }
+
+    @Test func phase2FromDocs() throws {
+        let projects = try decode(ProjectsResponse.self, """
+        { "hosts": [{ "id": "...", "label": "Mac mini", "status": "online", "error": null,
+                      "projects": [{ "id": "a", "title": "wristcode", "model": "claude-opus-5-5", "instanceId": "claudeAgent" }],
+                      "providers": [{ "instanceId": "claudeAgent", "name": "Claude", "canAskFirst": true,
+                                      "models": [{ "slug": "claude-opus-5-5", "name": "Claude Opus 5.5" }] }] }] }
+        """)
+        let host = try #require(projects.hosts.first)
+        #expect(host.projects.first?.defaultModel == ModelRef(instanceId: "claudeAgent", slug: "claude-opus-5-5"))
+        #expect(host.offers(ModelRef(instanceId: "claudeAgent", slug: "claude-opus-5-5")))
+        #expect(!host.offers(ModelRef(instanceId: "codex", slug: "claude-opus-5-5")))
+
+        let detail = try decode(ThreadDetail.self, #"{ "item": \#(feedItemJSON), "messages": [], "canStop": true, "askFirst": false }"#)
+        #expect(detail.askFirst == false)
+
+        let prefs = try decode(NotificationPrefs.self, #"{ "needsMe": true, "finished": true, "failed": true, "subagents": false }"#)
+        #expect(NotificationPrefs.Key.allCases.map { prefs[$0] } == [true, true, true, false])
+
+        let request = try encodeObject(NewThreadRequest(
+            hostId: "h", projectId: "p", text: "t",
+            model: ModelRef(instanceId: "claudeAgent", slug: "claude-sonnet-5-5"), askFirst: true))
+        #expect((request["model"] as? [String: String]) == ["instanceId": "claudeAgent", "slug": "claude-sonnet-5-5"])
+        #expect(request["askFirst"] as? Bool == true)
+        let plain = try encodeObject(NewThreadRequest(hostId: "h", projectId: "p", text: "t"))
+        #expect(plain["model"] == nil && plain["askFirst"] == nil)
     }
 
     @Test func smallResponses() throws {
@@ -285,6 +316,36 @@ private let feedItemJSON = """
             == ProjectRef(hostId: "on", projectId: "a"))
     }
 
+    @Test func newThreadAgentAndOptions() {
+        let claude = AgentProvider(
+            instanceId: "claudeAgent", name: "Claude", canAskFirst: true,
+            models: [.init(slug: "opus", name: "Claude Opus"), .init(slug: "sonnet", name: "Claude Sonnet")])
+        let other = AgentProvider(instanceId: "other", name: "Other", canAskFirst: false, models: [.init(slug: "o1", name: "O1")])
+        let project = ProjectsResponse.Project(id: "p", title: "p", model: "opus", instanceId: "claudeAgent")
+        let host = ProjectsResponse.Host(id: "h", label: "H", status: .online, error: nil, projects: [project], providers: [claude, other])
+        let sonnet = ModelRef(instanceId: "claudeAgent", slug: "sonnet")
+
+        // The last pick wins while the host still offers it, else the project's default.
+        #expect(NewThreadView.agent(on: host, project: project, last: sonnet) == sonnet)
+        #expect(NewThreadView.agent(on: host, project: project, last: ModelRef(instanceId: "claudeAgent", slug: "gone"))
+            == project.defaultModel)
+        #expect(NewThreadView.agent(on: host, project: project, last: nil) == project.defaultModel)
+
+        // The default model is left out so it keeps its options. A provider that cannot ask sends false.
+        let byDefault = NewThreadView.options(project: project, agent: project.defaultModel, provider: claude, askFirst: true)
+        #expect(byDefault.model == nil && byDefault.askFirst == true)
+        let picked = NewThreadView.options(project: project, agent: sonnet, provider: claude, askFirst: false)
+        #expect(picked.model == sonnet && picked.askFirst == false)
+        let o1 = ModelRef(instanceId: "other", slug: "o1")
+        #expect(NewThreadView.options(project: project, agent: o1, provider: other, askFirst: true).askFirst == false)
+        // An older gateway lists no providers, so neither is sent.
+        let old = NewThreadView.options(project: project, agent: nil, provider: nil, askFirst: true)
+        #expect(old.model == nil && old.askFirst == nil)
+
+        #expect(AgentList.shortName("Claude Opus 5.5", provider: "Claude") == "Opus 5.5")
+        #expect(AgentList.shortName("GPT-5.5", provider: "Codex") == "GPT-5.5")
+    }
+
     @Test func summaryFromFeed() throws {
         let feed = DemoFixtures.previewFeed()
         let summary = Summary(feed)