initial commit

ONUListView.swift

@@ -0,0 +1,74 @@
+import SwiftUI
+
+struct ONUListView: View {
+    let connection: MCMSConnection
+    @State private var vm: ONUListViewModel
+    private let title: String
+
+    init(connection: MCMSConnection, stateFilter: ONULifecycleState? = nil, title: String = "ONUs") {
+        self.connection = connection
+        self.title = title
+        _vm = State(initialValue: ONUListViewModel(connection: connection, stateFilter: stateFilter))
+    }
+
+    var body: some View {
+        @Bindable var vm = vm
+        Group {
+            switch vm.phase {
+            case .idle:
+                LoadingView(label: "Loading ONUs…")
+            case .loading where vm.onus.isEmpty:
+                LoadingView(label: "Loading ONUs…")
+            case .failed(let msg):
+                ErrorStateView(message: msg) { Task { await vm.load() } }
+            default:
+                list
+            }
+        }
+        .navigationTitle(title)
+        .searchable(text: $vm.search, prompt: "Name, serial, or OLT")
+        .task { if vm.phase == .idle { await vm.load() } }
+        .refreshable { await vm.load() }
+    }
+
+    private var list: some View {
+        List(vm.filtered) { onu in
+            NavigationLink {
+                ONUDetailView(connection: connection, onuId: onu.id)
+            } label: {
+                row(onu)
+            }
+        }
+        .listStyle(.plain)
+        .overlay {
+            if vm.filtered.isEmpty {
+                if vm.search.isEmpty {
+                    ContentUnavailableView("No ONUs", systemImage: "point.3.connected.trianglepath.dotted")
+                } else {
+                    ContentUnavailableView.search(text: vm.search)
+                }
+            }
+        }
+    }
+
+    private func row(_ onu: ONUStateDoc) -> some View {
+        HStack {
+            VStack(alignment: .leading, spacing: 4) {
+                Text(onu.displayName).font(.body.weight(.medium))
+                if let sub = subtitle(onu) {
+                    Text(sub).font(.caption).foregroundStyle(.secondary)
+                }
+            }
+            Spacer()
+            StateBadge(text: onu.lifecycle.label, color: onu.lifecycle.color)
+        }
+    }
+
+    /// Secondary line: the serial (shown only when a name is the title) and parent OLT.
+    private func subtitle(_ onu: ONUStateDoc) -> String? {
+        var parts: [String] = []
+        if onu.resolvedName != nil { parts.append(onu.id) }
+        if let olt = onu.parentOLT { parts.append("OLT \(olt)") }
+        return parts.isEmpty ? nil : parts.joined(separator: " · ")
+    }
+}