srtrename


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#!/bin/bash

# Enable debug output
set -x

# Loop through all subtitle files
for srt in *.srt; do
    # Skip if no .srt files found
    [[ -f "$srt" ]] || { echo "No .srt files found"; exit 1; }
    
    echo "Processing subtitle file: $srt"
    
    # Extract the episode number (S01E04) - more specific pattern
    episode=$(echo "$srt" | grep -o "S[0-9]\{2\}E[0-9]\{2\}")
    echo "Extracted episode number: $episode"
    
    # Find the corresponding video file
    video_file=$(find . -maxdepth 1 -type f -name "*${episode}*.mkv")
    echo "Found video file: $video_file"
    
    # If a matching video file is found
    if [[ -n "$video_file" ]]; then
        # Remove the .mkv extension and leading ./
        video_basename=$(basename "$video_file" .mkv)
        # Create new subtitle name
        new_name="${video_basename}.srt"
        
        echo "Will rename '$srt' to '$new_name'"
        
        # Only rename if the new name is different
        if [[ "$srt" != "$new_name" ]]; then
            mv -v "$srt" "$new_name"
        else
            echo "File already has the correct name"
        fi
    else
        echo "No matching video file found for '$srt'"
        # List all mkv files for debugging
        echo "Available mkv files:"
        ls -l *.mkv
    fi
done