static void Main()
{
const string DictionaryName = "DictionaryDb";
using (RedisClient client = new RedisClient())
{
PrintMenu();
var redisDictionary = new WordsDictionary(client, DictionaryName);
while (true)
{
Console.Write("Please enter a command: ");
string command = Console.ReadLine().Trim();
if (command == "Exit")
{
Console.WriteLine("Goodbye. : ) ");
break;
}
CommandExecutor.ExecuteCommand(command, redisDictionary);
}
}
}
private static string FindFromDictionary(string command, WordsDictionary redisDictionary)
{
int wordStartIndex = command.IndexOf(' ') + 1;
string word = command.Substring(wordStartIndex, command.Length - wordStartIndex).Trim();
return(word + " -> " + redisDictionary[word]);
}
private static void RemoveFromDictionary(string command, WordsDictionary redisDictionary)
{
int wordStartIndex = command.IndexOf(' ') + 1;
string word = command.Substring(wordStartIndex, command.Length - wordStartIndex).Trim();
redisDictionary.Remove(word);
Console.WriteLine("Word is removed successfully.");
}
private static void AddToDictionary(string command, WordsDictionary redisDictionary)
{
int wordStartIndex = command.IndexOf(' ') + 1;
int wordEndIndex = command.IndexOf('-');
string word = command.Substring(wordStartIndex, wordEndIndex - wordStartIndex).Trim();
string translation = command.Substring(wordEndIndex + 1).Trim();
redisDictionary.Add(word, translation);
Console.WriteLine("Word is added successfully.");
}
private static void ListAllFromDictionary(WordsDictionary redisDictionary)
{
if (redisDictionary.Count > 0)
{
foreach (var item in redisDictionary)
{
Console.WriteLine("{0} -> {1}", item.Name, item.Translation);
}
}
else
{
Console.WriteLine("There are no words in the dictionary.");
}
}
public static void ExecuteCommand(string command, WordsDictionary redisDictionary)
{
int commandEndIndex = command.IndexOf(' ');
string parsedCommand = command.Substring(0, commandEndIndex).Trim();
switch (parsedCommand)
{
case "Add":
{
AddToDictionary(command, redisDictionary);
break;
}
case "Remove":
{
RemoveFromDictionary(command, redisDictionary);
break;
}
case "Find":
{
string result = FindFromDictionary(command, redisDictionary);
Console.WriteLine(result);
break;
}
case "List":
{
ListAllFromDictionary(redisDictionary);
break;
}
default:
{
Console.WriteLine("Wrong command. Try again.");
break;
}
}
}