package srt

import "time"

// Cue represents a single subtitle entry
type Cue struct {
	Index      int
	Start      time.Duration
	End        time.Duration
	Text       string
	LineNumber int // Line number in the SRT file (1-indexed)
}

// Transcript represents a complete subtitle file
type Transcript struct {
	Cues     []Cue
	FilePath string
	IsTemp   bool
}

// CueAt returns the cue that contains the given time position
func (t *Transcript) CueAt(pos time.Duration) *Cue {
	for i := range t.Cues {
		if pos >= t.Cues[i].Start && pos < t.Cues[i].End {
			return &t.Cues[i]
		}
	}
	return nil
}

// CueIndexAt returns the index of the cue at the given position, or -1
func (t *Transcript) CueIndexAt(pos time.Duration) int {
	for i := range t.Cues {
		if pos >= t.Cues[i].Start && pos < t.Cues[i].End {
			return i
		}
	}
	return -1
}