domain

type AnimationError struct {
	CharacterName string
	Operation     string
	Message       string
	Cause         error
}

type Character struct {
	Name        string
	Personality string // Optional: "efficient", "friendly", "analytical", "creative"
	Color       string // Hex color for the character (e.g., "#FF4500")
	Width       int
	Height      int
	BaseFrame   Frame            // Idle/immutable base character
	States      map[string]State // Agent states (plan, think, execute, etc.)
	Frames      []Frame          // Keep for backward compatibility
}

type CharacterNotFoundError struct {
	Name string
}

type CharacterSpec struct {
	Name   string
	Width  int
	Height int
	Frames []FrameSpec
}

type Frame struct {
	Name  string
	Lines []string
}

type FrameSpec struct {
	Name     string
	Patterns []string
}

type PatternCompilationError struct {
	Pattern  string
	Position int
	Message  string
	Cause    error
}

type PatternCompiler interface {
	Compile(pattern string) string
	Validate(pattern string) error
}

type State struct {
	Name           string
	Description    string
	Frames         []Frame // Multiple frames for animation
	StateType      string  // "standard" or "custom"
	AnimationFPS   int     // FPS for this state (default: 5)
	AnimationLoops int     // Loop count for this state (default: 1)
}

type ValidationError struct {
	Field   string
	Value   interface{}
	Message string
	Cause   error
}