habit

type AnalysisConfig struct {
	// LookbackDays is how many days of history to analyze
	LookbackDays int `json:"lookback_days"`
	// MinSamples is the minimum number of samples required for analysis
	MinSamples int `json:"min_samples"`
	// PeakMultiplier is the threshold for identifying peak hours (vs average)
	PeakMultiplier float64 `json:"peak_multiplier"`
	// MinKeywordFrequency is the minimum frequency for a keyword to be considered
	MinKeywordFrequency int `json:"min_keyword_frequency"`
}

type HabitAnalyzer interface {
	// Analyze analyzes user habits from historical data.
	Analyze(ctx context.Context, userID int32) (*UserHabits, error)
}

type HabitApplier struct {
	// contains filtered or unexported fields
}

type HabitLearner struct {
	// contains filtered or unexported fields
}

type ScheduleHabits struct {
	// DefaultDuration is the typical meeting/event duration in minutes
	DefaultDuration int `json:"default_duration"`
	// PreferredSlots are preferred time slots (e.g., "morning", "afternoon")
	PreferredSlots []string `json:"preferred_slots"`
	// FrequentLocations are commonly used locations
	FrequentLocations []string `json:"frequent_locations"`
	// TitlePatterns are common title patterns/keywords
	TitlePatterns []string `json:"title_patterns"`
}

type ScheduleInput struct {
	Title              string    `json:"title"`
	StartTime          time.Time `json:"start_time"`
	Duration           int       `json:"duration"` // minutes
	Location           string    `json:"location"`
	SuggestedTimes     []string  `json:"suggested_times,omitempty"`
	SuggestedLocations []string  `json:"suggested_locations,omitempty"`
	SuggestedDuration  int       `json:"suggested_duration,omitempty"`
}

type SearchHabits struct {
	// FrequentKeywords are commonly used search keywords
	FrequentKeywords []string `json:"frequent_keywords"`
	// SearchMode is the preferred search mode ("exact" or "fuzzy")
	SearchMode string `json:"search_mode"`
	// ResultPreference indicates preferred result type
	ResultPreference string `json:"result_preference"`
}

type TimeHabits struct {
	// ActiveHours are the most active hours of the day (0-23)
	ActiveHours []int `json:"active_hours"`
	// PreferredTimes are specific times the user prefers (e.g., "09:00", "14:00")
	PreferredTimes []string `json:"preferred_times"`
	// ReminderLeadMin is the preferred reminder lead time in minutes
	ReminderLeadMin int `json:"reminder_lead_min"`
	// WeekdayPattern indicates if user is primarily active on weekdays
	WeekdayPattern bool `json:"weekday_pattern"`
}

type UserHabits struct {
	UserID    int32           `json:"user_id"`
	Time      *TimeHabits     `json:"time"`
	Schedule  *ScheduleHabits `json:"schedule"`
	Search    *SearchHabits   `json:"search"`
	UpdatedAt time.Time       `json:"updated_at"`
	Version   int             `json:"version"` // For optimistic locking
}