class SRTParse

# File lib/tzotchevsrt.rb, line 14
def parse_file(sub_file)
        hash_with_sol = Hash.new(0)
        max_sym_line = 0 
        avr_sym = 0.00
        avr_sym_sentence = 0.00
        sek_time = 0.00
        sub_count = 0
                File.open(sub_file, "r") do |file|
                file.each_line do |line|     
                        if line.match(/--> /) 
                        sek_time += seconds_time(line)
                        sub_count += 1
                        end 

                        if  line.match( /[[[:upper:]][[:lower:]]]/)
                        hash_with_sol["number_of_words"] += line.gsub(/[[:punct:]]/, '').split.size
                        hash_with_sol["number_of_symbols"] += line.split(/[[:punct:]]/).size - 1 # -1, because when they`re 4 symbols the size is 5
                        hash_with_sol["number_of_lines"] += 1
                                if         hash_with_sol["max_symbols_per_line"] < line.split(/[[:punct:]]/).size - 1 
                                        hash_with_sol["max_symbols_per_line"] = line.split(/[[:punct:]]/).size - 1
                                end  
                        hash_with_sol["number_of_sentences"] += line.split(/[^\.?!][\.?!]/).size - 1
                        end 
                end          
                end
        avr_sym = hash_with_sol["number_of_symbols"].to_f/ hash_with_sol["number_of_lines"].to_f 
        hash_with_sol["average_symbols_per_line"] = avr_sym.round(2)
        avr_sym_sentence = hash_with_sol["number_of_symbols"].to_f / hash_with_sol["number_of_sentences"].to_f
        hash_with_sol["average_symbols_per_sentence"] = avr_sym_sentence.round(2)     
        
        hash_with_sol["duration"] = sek_time.round() 
        hash_with_sol["average_duration"] = (sek_time.round / sub_count).round(2)
return hash_with_sol   
end

# File lib/tzotchevsrt.rb, line 4
def seconds_time(line)
        time = 0
        sek_time = 0.00
        line = line.gsub(/,/, ".")
        line = line.gsub(/--> /, ':')
        time = line.split(/:/)
        sek_time += (time[4] > time[1] || time[3] > time[0]) ? 60 + (time[5].to_f.round() - time[2].to_f.round()) : time[5].to_f.round() - time[2].to_f.round()
        return sek_time
end