tui

type AgentEventMsg struct {
	Event agentcore.Event
}

type AskUserMsg struct {
	Questions []tools.Question
	RespCh    chan<- *tools.AskUserResponse
}

type CommandResultMsg struct {
	Text     string
	Quit     bool   // true for /exit
	Clear    bool   // true for /clear
	NewModel string // non-empty if model was switched
}

type Config struct {
	Placeholder string
	Cwd         string
	GitBranch   string
	History     *storage.History // input history (Up/Down navigation)
	OnKey       func(m *Model, msg tea.KeyMsg) (handled bool, cmd tea.Cmd)
	OnEvent     func(m *Model, ev agentcore.Event) tea.Cmd
	OnPaste     func(m *Model) tea.Cmd              // Ctrl+V: read clipboard image, return ImageAttachedMsg
	OnDrop      func(m *Model, text string) tea.Cmd // Drag-drop: if text is image path, return cmd; else nil
	StatusRight func(m *Model) string
	StatusPlan  func(m *Model) *PlanBarInfo
}

type Driver interface {
	Prompt(text string) error
	PromptWithBlocks(blocks []agentcore.ContentBlock) error
	Steer(text string)
	Abort()
}

type ImageAttachedMsg struct {
	Block agentcore.ContentBlock // pre-built ImageBlock (base64 + mime)
}

type Model struct {
	Driver    Driver
	ModelName string

	Input   textarea.Model
	Spinner spinner.Model

	ToolSpinner spinner.Model // breathing-dot spinner for tool execution

	Streaming *strings.Builder
	Thinking  *strings.Builder
	IsStream  bool

	Running       bool
	TurnCount     int
	PendingTools  map[string]string           // toolID -> tool name
	ToolOutputBuf map[string]*strings.Builder // toolID -> streaming output

	Width  int
	Height int
	Ready  bool

	Cwd         string
	GitBranch   string
	ShowWelcome bool
	ShowSummary bool
	RunStats    runStats
	Images      []agentcore.ContentBlock // attached images (from Ctrl+V clipboard paste)
	ImageCursor int                      // -1 = not selecting; 0+ = selected image index
	Pasting     int                      // number of async image reads in progress (clipboard paste or drag-drop)

	Glamour *glamour.TermRenderer

	AskUser *askUserState // non-nil when ask-user UI is active

	Tasks *tools.TaskSnapshot // non-nil when tasks exist; displayed above input

	QueuedMsgs []string // messages queued while agent is running (display only)

	QuitPending bool // true after first Ctrl+C, waiting for second to quit
	// contains filtered or unexported fields
}

type PasteErrorMsg struct {
	Text string
}

type PasteTextMsg struct{}

type PlanBarInfo struct {
	Tag     string   // appended to status bar (e.g., "plan mode")
	Choices []string // selectable options
	Active  int      // active choice index

	// Plan review card fields.
	Prompt    string // e.g., "Would you like to proceed?"
	OtherMode bool   // typing custom feedback
	OtherBuf  string // custom feedback buffer
}

type PromptMsg struct {
	Text string
}

type TaskListUpdateMsg struct {
	Snapshot tools.TaskSnapshot
}