Scaffold loopback daemon client split

internal/app/chrome_model.go

@@ -0,0 +1,78 @@
+package app
+
+import "github.com/hjbdev/patterm/internal/scratchpad"
+
+// chromeModel is the semantic host chrome state. Renderers continue to own
+// ANSI output; this model is the serializable shape a client can draw locally.
+type chromeModel struct {
+	ProjectKey    string            `json:"project_key"`
+	FocusedID     string            `json:"focused_id,omitempty"`
+	FocusedPad    string            `json:"focused_pad,omitempty"`
+	ActiveAgentID string            `json:"active_agent_id,omitempty"`
+	Tabs          []childModel      `json:"tabs"`
+	Processes     []childModel      `json:"processes"`
+	AgentTree     []childModel      `json:"agent_tree"`
+	Sidebar       []navEntryModel   `json:"sidebar"`
+	Scratchpads   []scratchpadModel `json:"scratchpads"`
+}
+
+type childModel struct {
+	ID       string `json:"id"`
+	Name     string `json:"name"`
+	Kind     string `json:"kind"`
+	ParentID string `json:"parent_id,omitempty"`
+	Status   string `json:"status"`
+	Owner    string `json:"owner"`
+}
+
+type navEntryModel struct {
+	ChildID string `json:"child_id,omitempty"`
+	Pad     string `json:"pad,omitempty"`
+}
+
+type scratchpadModel struct {
+	Name string `json:"name"`
+}
+
+func buildChromeModel(projectKey string, view ClientView, children []*Child, pads []scratchpad.Entry) chromeModel {
+	active := view.ActiveAgentID
+	if active == "" {
+		active = activeRootID(children, view.FocusedID)
+	}
+	model := chromeModel{
+		ProjectKey:    projectKey,
+		FocusedID:     view.FocusedID,
+		FocusedPad:    view.FocusedPad,
+		ActiveAgentID: active,
+	}
+	for _, c := range runningTopLevels(children) {
+		model.Tabs = append(model.Tabs, serializeChildModel(c))
+	}
+	for _, c := range processList(children) {
+		model.Processes = append(model.Processes, serializeChildModel(c))
+	}
+	for _, c := range visibleAgentTree(children, active) {
+		model.AgentTree = append(model.AgentTree, serializeChildModel(c))
+	}
+	for _, n := range sidebarNav(children, active, pads) {
+		model.Sidebar = append(model.Sidebar, navEntryModel{ChildID: n.childID, Pad: n.pad})
+	}
+	for _, p := range pads {
+		model.Scratchpads = append(model.Scratchpads, scratchpadModel{Name: p.Name})
+	}
+	return model
+}
+
+func serializeChildModel(c *Child) childModel {
+	if c == nil {
+		return childModel{}
+	}
+	return childModel{
+		ID:       c.ID,
+		Name:     c.DisplayName(),
+		Kind:     string(c.Kind),
+		ParentID: c.ParentID,
+		Status:   string(c.Status()),
+		Owner:    string(c.Owner()),
+	}
+}